111 jobs found

Senior AI Engineer Location: Remote (UK) or Hybrid - London (2 days per week in the office if London-based) Salary: 65,000 - 80,000 + Excellent Benefits Job Type: Permanent Please note: Applicants must have the right to work in the UK. Unfortunately, visa sponsorship is not available for this position. The Opportunity We're looking for a Senior AI Engineer to join a growing AI and Data Engineering function responsible for designing, building and scaling enterprise-grade AI platforms. This is an exciting opportunity to work on cutting-edge Artificial Intelligence, Machine Learning and Large Language Model (LLM) initiatives, helping to transform innovative AI research into secure, scalable production systems. The role is open to candidates across the UK , with fully remote working available . For those based near London, there is the option to work hybrid (2 days per week in the office) . You'll work alongside Data Scientists, Software Engineers and Product teams, taking ownership of complex AI services, data pipelines and cloud-native architectures that power intelligent products used at scale. The Role As a Senior AI Engineer, you'll play a key role in designing, architecting and delivering AI infrastructure with a high degree of autonomy. You'll help bridge the gap between research and production by developing scalable services, engineering robust data pipelines and implementing best practices across modern AI engineering. You'll also provide technical leadership within your squad, mentoring engineers and influencing engineering standards across the wider technology organisation. Key Responsibilities Design, build and maintain scalable AI data pipelines and processing workflows. Architect cloud-native backend systems and distributed AI services. Collaborate closely with Data Scientists to productionise Machine Learning and NLP models. Develop high-performance RESTful APIs and microservices for AI model serving. Drive system reliability, monitoring, observability and performance optimisation. Champion engineering best practices including CI/CD, automated testing and Infrastructure as Code. Improve integration, interoperability and data exchange across enterprise platforms. Translate complex technical requirements into scalable engineering solutions. Mentor junior engineers and provide technical leadership across projects. Contribute to architecture decisions, engineering standards and long-term technology strategy. About You You'll be an experienced Software, Data or AI Engineer with a passion for building scalable AI solutions and solving complex engineering challenges. You'll ideally have: A degree in Computer Science, Software Engineering, Artificial Intelligence or a related discipline. 5+ years' commercial experience in AI Engineering, Machine Learning Engineering, Backend Engineering or Data Engineering. Expert-level Python development experience. Experience productionising Machine Learning, NLP or Generative AI models. Strong experience designing and building RESTful APIs and microservices using frameworks such as FastAPI , Flask or Django . Strong SQL skills with experience designing performant relational database solutions. Commercial experience with AWS and/or Azure cloud platforms. Experience designing distributed systems and scalable architectures. Experience with Docker , Kubernetes and containerised deployments. Strong understanding of CI/CD pipelines, automated testing and engineering best practices. Excellent communication skills with experience mentoring engineers and collaborating across cross-functional teams. Desirable Experience Experience with any of the following would be highly advantageous: Large Language Models (LLMs) Amazon Bedrock Azure AI Foundry PyTorch FastAPI Knowledge Graphs Kubernetes Docker Infrastructure as Code MLOps Event-Driven Architecture Vector Databases Retrieval-Augmented Generation (RAG) Technology Stack Python SQL FastAPI PyTorch Docker Kubernetes AWS Azure Git CI/CD Knowledge Graphs AI / Large Language Models (LLMs) Amazon Bedrock Azure AI Foundry What's on Offer 65,000 - 75,000 salary Remote-first role with flexibility to work anywhere in the UK Optional hybrid working from the London office (2 days per week) Annual bonus Private healthcare Pension scheme 25+ days annual leave plus bank holidays Learning and development budget Career progression within a growing AI Engineering function Opportunity to work on enterprise-scale AI, Machine Learning and Generative AI initiatives using the latest technologies Collaborative engineering culture focused on innovation, knowledge sharing and continuous improvement Eligibility Applicants must have the right to work in the UK . Unfortunately, visa sponsorship is not available , so we are unable to consider candidates requiring current or future sponsorship. If you're passionate about building production-grade AI platforms and want to work on cutting-edge AI solutions with the flexibility of remote working, we'd love to hear from you.

Experienced Java Developer (Contract) Location - London, UK Work Mode - Hybrid (3 days work from office) Contract duration - 6 months Active SC Clearance required - YES Are you a hands-on Java expert looking for your next exciting contract opportunity? We are seeking an experienced Java Developer Contractor to help us design, build, and maintain high-quality enterprise applications. In this role, you will collaborate with cross-functional Agile teams to translate complex business requirements into reliable, secure, and scalable software solutions. If you are passionate about backend engineering, microservices, and writing clean, efficient code in a fast-paced environment, we want to hear from you! What You Will Do Develop & Innovate: Design, build, test, and maintain robust Java-based applications, backend services, and RESTful APIs. Collaborate: Work closely with Architects, Business Analysts, Product Owners, QA, and DevOps engineers throughout the software development lifecycle. Write Clean Code: Translate technical requirements into efficient, maintainable code using Spring Boot and microservices architectures. Ensure Quality: Participate in code reviews, unit testing, debugging, defect resolution, and production troubleshooting to ensure application stability. Drive Delivery: Actively participate in Agile ceremonies (sprint planning, stand-ups, retrospectives) and support CI/CD pipelines. What You Bring (Essential Skills) Core Experience: Proven track record as a Java Developer, Backend Engineer, or Full Stack Developer with strong Object-Oriented Programming (OOP) skills. Frameworks & Architecture: Deep hands-on experience with Spring Boot, Spring MVC, RESTful APIs , and Microservices . Database Mastery: Solid understanding of SQL and relational databases (MySQL, Oracle, or PostgreSQL). Version Control & Build Tools: Proficiency with Git, Bitbucket, Maven, or Gradle. Delivery Practices: Experience working in Agile environments and a solid understanding of CI/CD pipelines (e.g., Jenkins). Problem Solving: Strong analytical and debugging skills with the ability to communicate technical concepts to non-technical stakeholders. The Tech Stack Languages/Frameworks: Java, Spring Boot, Spring MVC Architecture: Microservices, REST APIs Databases: SQL Tools: Git / Bitbucket, Maven / Gradle, Jenkins (or similar CI/CD) IDEs & Management: IntelliJ, Eclipse, or VS Code; Jira and Confluence Bonus Points (Desirable Experience) Experience with cloud platforms ( AWS, Azure, or GCP ). Exposure to containerization and orchestration ( Docker, Kubernetes ). Knowledge of monitoring and logging tools (Kibana, Splunk, or CloudWatch). Background in large-scale enterprise application development or client-facing consulting. Familiarity with secure coding standards and application performance optimization. Who You Are You are a proactive problem-solver who cares deeply about code quality, continuous improvement, and software design. You thrive in a collaborative environment, take ownership of your work, and are driven to deliver client-focused, scalable technology solutions. Ready to make an impact? Apply today with your updated resume at Prasanna com Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Permanent - AI Full Stack Product Engineer (Agentic AI) Location: London (Hybrid - 3 days per week) Permanent Build AI Products. Not Just Software. We're looking for a hands-on AI Full Stack Product Engineer to help build the next generation of AI-powered products for a fast-growing technology business. Working directly with an innovative CTO, you'll develop intelligent applications using Agentic AI , LLMs and frameworks such as Loop Harness and LangGraph , helping shape how AI is Embedded into real-world products. This is a role for someone who enjoys experimenting, moving quickly and solving complex problems in a collaborative scale-up environment. What You'll Be Doing Build AI-powered products using modern full-stack technologies. Develop agentic workflows and autonomous AI capabilities. Build and integrate APIs, Back End services and cloud-native applications. Work with LLMs including Anthropic Claude and other leading AI platforms. Prototype new ideas and rapidly iterate with Product and Engineering teams. Contribute across Front End, Back End, cloud infrastructure and AI engineering. Help define engineering standards and best practices for AI development. Skills We're Looking For Strong commercial experience with TypeScript , Next.js and React . Backend development using Python and modern APIs. Experience building production applications using LLMs or AI services. Knowledge of LangGraph , Loop Harness , MCP or similar agent frameworks. AWS, Docker, Kubernetes and CI/CD experience. Comfortable working across the full technology stack. Experience within a fast-paced scale-up or product-led business. The Person We're looking for someone who is: Passionate about AI and emerging technologies. Curious, energetic and keen to experiment. Comfortable working in ambiguity and trying new approaches. A strong communicator who enjoys collaborating across Product and Engineering. Happy wearing multiple hats and helping a growing business scale. This is an opportunity to work on cutting-edge AI products where you'll have genuine influence over technical direction, work directly with the CTO and help shape the future of an AI-first business.

Join Our Team as a Software Developer (Python / SQL - Data & Database Focus)! Are you a passionate Software Developer with expertise in Python and SQL? Do you thrive in a dynamic environment focused on data engineering and modern data platforms? If so, we want to hear from you! Role Overview: At our client's organisation, we are on the lookout for a highly skilled Software Developer to design, build, and maintain data-driven applications. You'll play a pivotal role in integrating with data lakes, lake house architectures, and enterprise databases, all while working with large-scale data systems that drive our analytics and business-critical applications. What You'll Do: Develop & Maintain: Create backend applications using Python and SQL, ensuring they are efficient and robust. Database Solutions: Build and optimise database solutions, focusing on schema design, indexing strategies, and query performance tuning. ETL/ELT Pipelines: Develop and maintain pipelines for ingesting, transforming, and serving data across systems. Integration: Seamlessly integrate applications with data lakes and lake house platforms. Data Models: Design and implement data models for structured, semi-structured, and unstructured data. APIs & Services: Develop APIs and services that enable smooth data access and transformation workflows. Collaboration: Work with data engineering and analytics teams to support reporting, BI, and advanced analytics initiatives. Governance & Quality: Ensure data quality and consistency across platforms while complying with governance policies. What You Bring: Core Development Skills: - Proficient in Python and SQL, with experience in Apache Spark. - Strong experience building backend services and APIs. Database Expertise: - Solid understanding of relational databases (SQL Server, PostgreSQL) and distributed NoSQL databases (Cassandra, MongoDB, Cosmos DB). - Familiarity with data modelling, query optimisation, and indexing strategies. Data Platforms: - Hands-on experience with data lakes and lakehouse architectures. - Familiarity with big data processing frameworks like Spark. Data Engineering Knowledge: - Proven experience building ETL/ELT pipelines and using orchestration tools (Airflow, Azure Data Factory). - Understanding of JSON, XML, APIs, and data ingestion technologies. Cloud Experience: - Familiarity with cloud platforms (Azure, AWS, GCP) is a plus. Preferred Qualifications: Understanding of data governance and compliance. Experience with CI/CD pipelines and containerisation (Docker, Kubernetes). Background in Agile methodologies. Soft Skills: Strong analytical and problem-solving abilities. Excellent communication skills, with a knack for translating functional requirements into technical solutions. A positive, approachable personality that fosters collaboration and rapport with colleagues. Why Join Us? Be a part of a vibrant team that values creativity and innovation! Work in a hybrid cloud environment with opportunities for both greenfield projects and legacy migrations. Enjoy a supportive workplace that emphasises learning and growth. Ready to Make an Impact? If you're excited about driving data solutions and working with cutting-edge technologies, we'd love to hear from you! Apply now and become a key player in our mission to enhance data accessibility and quality across our platforms. Our client is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you. Adecco acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. The Adecco Group UK & Ireland is an Equal Opportunities Employer. By applying for this role your details will be submitted to Adecco. Our Candidate Privacy Information Statement explains how we will use your information - please copy and paste the following link in to your browser (url removed)

Software Engineer (Backend / Full-Stack) - Go, X.509, React 40,000 - 70,000 DOE + Benefits Fully Remote (UK ) About the Company Join an innovative technology organisation operating at the cutting edge of secure communications and connectivity. Our client develops next-generation communications solutions for organisations operating within highly secure, mission-critical environments. Led by an exceptional engineering team, they are redefining how secure communications platforms are designed, deployed and managed. Their technology is already trusted by organisations operating within some of the world's most demanding sectors, and with continued international growth, this is an excellent opportunity to join the business at an exciting stage of its journey. The Opportunity As a Software Engineer, you will play a key role in designing, developing and enhancing business-critical applications and services. Working across backend and full-stack development, you'll help deliver secure, scalable solutions while collaborating with a talented team focused on solving complex technical challenges. What You'll Be Doing Designing and developing backend services using Go Building and enhancing RESTful APIs Creating and maintaining PostgreSQL databases and data models Developing real-time and event-driven platform capabilities Implementing secure authentication and communication mechanisms Building React-based interfaces and operational dashboards Supporting automated testing and CI/CD processes Contributing to solution design and technical architecture decisions Developing and extending internal tools and platforms Collaborating with engineering teams across software, networking and infrastructure About You Backend Development Commercial experience developing applications in Go (Golang) Strong REST API development experience PostgreSQL database experience Knowledge of ORM frameworks, ideally GORM Understanding of concurrent programming concepts including goroutines, channels and mutexes Experience with Docker and containerised applications Frontend Development React development experience Knowledge of React Hooks including useState, useCallback and useMemo Modern JavaScript development (ES6+, async/await) Experience integrating APIs using Axios or similar tools Experience with modern CSS frameworks, ideally Tailwind CSS Desirable Experience mTLS and X.509 certificate management HashiCorp Vault, Consul or Terraform InfluxDB Server-Sent Events (SSE) and WebSockets Networking or embedded systems exposure Data visualisation tools such as Recharts or D3 Distributed systems and scalable architectures Additional Requirements Must be eligible and willing to undergo security clearance Sponsorship is not available for this position What We Offer Salary of 40,000 - 70,000 depending on experience Fully remote UK-based role, although there may be the occasional opportunity to meet with colleagues in London Flexible working arrangements Exposure to interesting engineering challenges Modern technology stack and tooling Opportunity to influence technical direction and product evolution Collaborative and highly skilled engineering environment How We Work High Ownership We empower engineers to take responsibility for their work from concept through to deployment and ongoing improvement. Resourcefulness We value people who solve problems creatively and pragmatically while delivering meaningful results. Collaboration We encourage open communication, shared learning and cross-functional teamwork across software, networking and infrastructure. Excellence Our customers rely on secure, resilient communications where reliability matters. We take pride in delivering high-quality solutions and maintaining high engineering standards. Have We Got Your Attention? If you're excited by the opportunity to work on cutting-edge secure communications technology and solve complex engineering challenges, we'd love to hear from you. Apply via the link as soon as possible to avoid missing out on this fantastic opportunity. About Adecco Adecco is acting as an Employment Agency. We are proud to be an Equal Opportunities Employer and are committed to creating an inclusive recruitment process for all applicants. We are on the client's supplier list for this role.

Test Automation Engineer - Distributed Systems & Networking 50,000 - 70,000 DOE + Benefits Fully Remote (UK) About the Company This is a fantastic opportunity to join a pioneering technology business operating at the forefront of secure communications and connectivity. Our client develops innovative software solutions for organisations operating within highly secure, mission-critical environments. Founded by recognised industry experts, they are building technology that challenges conventional approaches and delivers real-world impact. With ambitious growth plans and a highly capable engineering team, this is an exciting time to join. The Opportunity We're looking for a Test Automation Engineer to help build and enhance automated testing capability across complex distributed systems. This role goes far beyond writing automated tests. You'll develop frameworks, tooling and infrastructure that validate software operating across cloud services, networks, hardware and real-world environments. Working closely with engineers, you'll help ensure systems are reliable, resilient, secure and ready for production. About You Essential Skills Software engineering experience using Go, Rust or C, combined with Python or Shell scripting Experience building automated test frameworks, harnesses and testing infrastructure Understanding of distributed systems, asynchronous workflows and eventual consistency Experience with Go Testing, Playwright, Jest or similar frameworks CI/CD experience, ideally GitHub Actions Docker and containerised test environments Strong networking knowledge including TCP/IP, UDP, DNS, NAT, routing and tunnelling Technical Knowledge Go testing and table-driven tests React component and end-to-end testing Performance and load testing Security testing including mTLS and certificate authentication SQL and database testing Server-Sent Events (SSE) Mock services, fixtures and test environments Fuzz, differential and property-based testing Desirable Experience Rust testing frameworks Chaos engineering OpenWRT or embedded Linux Hardware-in-the-loop testing QEMU Cellular networking platforms Terraform testing Large-scale distributed environments Additional Requirements Must be eligible and willing to undergo security clearance Sponsorship is not available What You'll Be Doing Building automated test frameworks across cloud, networking and hardware platforms Creating end-to-end testing environments using hardware and simulation technologies Designing resilience, fault-injection and chaos-testing scenarios Testing backend services, networking functionality and platform reliability Supporting API, UI, integration and performance testing across React and Go applications Developing automated testing for real-time and event-driven features Integrating testing into CI/CD pipelines Improving test reliability and reducing flaky test behaviour Converting identified defects into automated regression coverage What We Offer 50,000 - 70,000 DOE + Benefits Fully remote UK-based role Flexible working arrangements Complex engineering challenges within secure communications Modern technology environment working alongside experienced engineers Sound Interesting? If you're passionate about automation, distributed systems and quality engineering, we'd love to hear from you. We look forward to hearing from you. About Adecco Adecco is acting as an Employment Agency. We are proud to be an Equal Opportunities Employer and are committed to creating an inclusive recruitment process for all applicants. We are on the client's supplier list for this role. Technical Keywords Test Automation Engineer, QA Automation, Go, Golang, Rust, C, Python, Shell Scripting, Distributed Systems, Docker, CI/CD, GitHub Actions, Playwright, Jest, Integration Testing, Performance Testing, Load Testing, Fuzz Testing, Chaos Engineering, SQL, React Testing, API Testing, SSE, mTLS, X.509, TCP/IP, DNS, NAT, OpenWRT, Embedded Linux, QEMU, Terraform, Secure Communications, Platform Testing.

Your new company My clients are looking for an AI Application Developer who can join their team on a 6-month contract basis. The role is remote working with the occasional travel into the office in London. The rate is 450 per day inside IR35. Someone with a banking background is key for this role. Your new role My clients are seeking an experienced AI Application Developer to design, build and deploy next-generation Agentic AI and Generative AI solutions for a large-scale financial services client. This role will focus on developing intelligent, context-aware applications that leverage Large Language Models (LLMs), AI agents and orchestration frameworks to deliver enhanced automation, decision-making and user experiences.Working as part of a high-performing engineering team, you will be responsible for developing AI-driven workflows, integrating diverse data sources, and building scalable cloud-native applications that combine modern AI capabilities with enterprise-grade software engineering practices. Key Responsibilities Design, develop and deploy Agentic AI and Generative AI applications using modern LLM technologies. Build AI agent ecosystems leveraging frameworks such as LangChain, LangGraph and CrewAI. Develop and implement Retrieval-Augmented Generation (RAG) pipelines to improve application accuracy, relevance and contextual awareness. Create advanced prompt engineering strategies and integrate Model Context Protocol (MCP) capabilities. Develop intelligent workflow solutions including context-aware and ambient intelligence applications. Integrate and process data from multiple internal and external sources. Design and implement event-detection algorithms and real-time intelligence capabilities. Build scalable backend services and APIs supporting AI-powered applications. Develop modern user interfaces and web applications to support AI-driven solutions. Collaborate with architects, product teams and stakeholders to define technical solutions and delivery roadmaps. Ensure solutions are deployed using enterprise-grade CI/CD and cloud-native engineering practices. Required Skills & ExperienceAI / Generative AI Strong experience designing and deploying Agentic AI and Generative AI solutions. Hands-on experience with Large Language Models (LLMs) and AI orchestration frameworks. Expertise in LangChain, LangGraph, CrewAI or similar agent frameworks. Strong understanding of RAG architectures, vector databases and contextual retrieval strategies. Experience implementing advanced prompt engineering techniques. Knowledge of Model Context Protocol (MCP) integrations. Experience with Transformer architectures and the Hugging Face ecosystem. Software Development Strong backend development experience in one or more of: Java Python Node.js Front-end development experience using: React TypeScript Cloud & DevOps Experience deploying containerised applications using: Kubernetes OpenShift Strong understanding of cloud-native architecture principles. Experience working with CI/CD tools including: GitHub Actions Jenkins Tekton Data & Integration Experience developing multi-source data ingestion pipelines. Understanding of event-driven architectures and intelligent automation solutions. Ability to integrate structured and unstructured data sources into AI-powered applications. Desirable Skills Experience delivering AI solutions within highly regulated environments. Financial Services or Banking sector experience. Knowledge of enterprise integration patterns and event-streaming technologies. Experience working in Agile delivery teams. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV. Due to the high number of calls, please refrain from calling into the office. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Software Engineer (Python & AWS) - Data Science Focus Location: Derby - 1 day per week Salary: 60,000 - 75,000 About the Opportunity We're looking for a talented Software Engineer with a strong interest in data and data science to join an innovative technology team. This is an opportunity to work on complex, data-driven products that combine software engineering, cloud technologies and machine learning. You'll be involved in designing and building applications, APIs and data pipelines that help transform large volumes of complex data into meaningful, actionable insights. What You'll Be Doing Designing and developing data pipelines, ETL processes and backend services using Python. Building and maintaining APIs and microservices that deliver data products to internal and external users. Working with large and complex datasets Implementing and deploying machine learning models and statistical analysis into production environments. Designing and managing AWS cloud infrastructure to support data and application workloads What We're Looking For Strong Python development experience, ideally with exposure to libraries such as NumPy, Pandas or Scikit-learn. Experience building data pipelines and working with structured and unstructured data. Experience working with AWS services such as S3, Lambda, EC2, RDS and Glue. A solid understanding of statistics and applied mathematics. The ability to understand, interpret and extend complex algorithms and business logic. A strong grounding in software engineering principles, including testing, code quality and design patterns. Experience with Git, CI/CD pipelines and Agile development practices. Desirable Skills Experience working with time-series, geospatial, sensor or other complex datasets. Exposure to machine learning or deploying ML models into production. Familiarity with frontend technologies such as React and TypeScript. Experience with infrastructure as code, such as Terraform or CloudFormation. AWS certifications would be beneficial Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Mid-Senior Software Developer to join a growing software engineering team delivering mission-critical solutions within logistics, automation and industrial environments. This role offers the opportunity to work on the design, development and deployment of scalable software platforms that integrate with advanced operational technologies, warehouse systems, robotics, and enterprise applications. The successful candidate will play an active role in developing new functionality, enhancing existing products, and supporting customers throughout the software lifecycle. The position is ideal for a developer who enjoys solving complex technical challenges, collaborating with multidisciplinary teams, and working on software that powers real-world operational systems. Key Responsibilities Design, develop and maintain scalable software applications using .NET and Python Build and support RESTful APIs and backend services Develop integrations between internal platforms and third-party applications Work closely with project teams to gather requirements and design technical solutions Contribute to software architecture, system design and technology selection Develop robust database solutions and optimise application performance Support testing, deployment and commissioning activities Troubleshoot software defects and identify root causes of issues Participate in code reviews and promote software engineering best practices Produce technical documentation including functional specifications, API documentation and deployment guides Work within Agile development methodologies and contribute to sprint planning activities Support continuous improvement initiatives and platform innovation Collaborate with stakeholders to ensure project objectives and delivery milestones are achieved Support production systems and provide technical assistance where required Technical Requirements Essential Strong commercial experience developing applications using C# and .NET Commercial Python development experience Experience building REST APIs and service-oriented architectures Strong understanding of software design principles and object-oriented programming Experience working with PostgreSQL, SQL Server or other relational databases Knowledge of database design, optimisation and query development Experience integrating software systems and third-party applications Proficient with Git source control and modern development workflows Experience using Docker and containerised deployments Strong debugging and troubleshooting capabilities Excellent communication and problem-solving skills Desirable FastAPI, Flask or Django RabbitMQ or other messaging technologies Microservices architecture CI/CD pipelines Azure or cloud-hosted environments Linux environments AI/LLM integrations and automation tooling Warehouse Management Systems (WMS) Warehouse Control Systems (WCS) Robotics, AMR or ASRS technologies Industrial automation experience To find out more about Computer Futures please visit (url removed) Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales

Job Title: Full-Stack Developer (Java & React) Location: London, UK (Hybrid - 3 Days Office / 2 Days Remote) Employment Type: Permanent / Full-Time About the Role: We are seeking an experienced Full-Stack Engineer (5-7 years) to join a leading global financial institution in London. You will design, build, and maintain high-performance, cloud-native applications supporting critical financial operations. Key Responsibilities: Design and deliver end-to-end applications using Java (Spring Boot) and React . Build scalable backend microservices, REST APIs, and gRPC services. Utilize Kafka for real-time event streaming and data processing. Deploy and maintain applications in AWS using Kubernetes . Collaborate across teams to align software architecture with business and risk management goals. Requirements: 5-7 years of full-stack software development experience. Core proficiency in Java, Spring Boot, and ReactJS . Hands-on experience with AWS, Kubernetes, and Kafka . Strong grasp of multithreading, microservices architecture, and API design. Financial services, Investment Banking, or Risk domain experience is highly advantageous. Ability to work from the London office 3 days per week . How to Apply: Submit your CV today for immediate consideration or share it on removed). Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Our client is currently looking to recruit a Senior Full Stack Developer on a permanent basis. Senior Full Stack Developer (.NET & React) Northamptonshire - Hybrid / Remote £60,000 - £70,000 We're looking for an experienced Senior Full Stack Developer to join a talented software engineering team developing modern applications that power large-scale, mission-critical operations. This is an exciting opportunity to play a key role in the development of a next-generation software platform, working with modern technologies including .NET, React, TypeScript and PostgreSQL. You'll help shape technical direction, contribute to architectural decisions, and deliver high-quality software that solves complex real-world challenges. Working alongside experienced Software Engineers, Architects, Project Managers and Subject Matter Experts, you'll have the opportunity to make a genuine impact while continuing to develop your own technical expertise. What You'll Be Doing Design and develop modern web applications using C#, .NET, React and TypeScript. Build scalable backend services and RESTful APIs using PostgreSQL. Contribute to software architecture, technical design and engineering best practices. Write clean, maintainable and well-tested code. Participate in code reviews and mentor other developers where appropriate. Collaborate with cross-functional teams to deliver high-quality customer-focused solutions. Drive continuous improvement across development processes, tooling and platforms. Work within Agile development practices using tools such as Jira and Confluence. You'll be a passionate software engineer with strong commercial experience and a desire to build high-quality solutions using modern technologies. You'll ideally have: Strong commercial experience developing with C# and .NET. Experience building modern web applications with React and TypeScript. Experience designing and consuming RESTful APIs. Good knowledge of relational databases, ideally PostgreSQL. A solid understanding of software engineering principles, testing and maintainable code design. Experience working within Agile development environments. A degree in Computer Science (or a related discipline), or equivalent commercial experience. This is an opportunity to work on innovative software that has a tangible impact on large-scale operational environments.

Central London Hybrid, 4 days per week in the office Up to 45,000 I am working with a specialist property finance company that has invested heavily in building its own in-house technology platform to support the full lending lifecycle. They are looking for a Software Developer with around 1 to 3 years of commercial experience to join their growing engineering team. This is an excellent opportunity for someone who enjoys working across the full software development lifecycle and wants to broaden their experience across backend development, frontend technologies, cloud infrastructure and modern web applications. You will join a small engineering team where you will have genuine ownership from day one, working directly with experienced developers to build and improve software that sits at the heart of the business. What You Will Be Doing Building backend services and APIs using Python and FastAPI Developing frontend applications using React, TypeScript and Next.js Working with PostgreSQL, SQL Server and MongoDB Building and improving internal business applications Working with Microsoft Azure cloud services Developing scalable, maintainable software within a collaborative engineering team Contributing across the full software development lifecycle, from design through to deployment You Will Ideally Have Around 1 to 3 years of commercial software development experience Commercial experience with Python Experience building applications with React and TypeScript Experience working with SQL databases A genuine interest in working across both backend and frontend development A proactive attitude and willingness to learn new technologies Experience with FastAPI, Django, Next.js, Azure, MongoDB, REST APIs, Git or CI/CD would also be beneficial. You do not need experience with every technology listed. The hiring manager is looking for capable developers who have strong fundamentals, enjoy learning and are keen to broaden their technical skill set within a supportive engineering team. Why Join? Work on a genuine in-house software platform rather than client projects Broad engineering role covering backend, frontend, cloud and databases Modern technology stack including Python, React, TypeScript and Azure Join a small engineering team where you will have real ownership and influence Work closely with experienced developers who are committed to mentoring and development Stable financial services business with the culture of a growing technology team Six-monthly salary reviews Excellent opportunity to accelerate your career within a collaborative environment The company is based in Central London, with engineers working four days per week in the office and Fridays from home.

Global technology & software product company operating in the observability and monitoring space, is looking for a Senior Java Engineer to join their Platform Team in London . You'll help build the distributed services that sit at the core of their product, ingesting and transforming data at scale so it can power a range of analytics and monitoring tools used by customers around the world. This is an excellent opportunity to join a highly-skilled team of Software Engineers, who value technical coding ability, ownership & delivery - no client work, no consultancy, no "Project management" of software - just pure, coding ability with Java, Data & complex, distributed global software systems required! Location: London (Old Street / Shoreditch). Salary: £120,000 to £125,000 basic, plus an extensive benefits package. Working arrangement: hybrid, ideally 2 days per week in the office, with flexibility considered. What you'll be doing Design and build distributed services from the ground up, working with core Java rather than solely relying on heavy framework usage. Develop event-driven systems using Kafka and event-streaming frameworks at scale Orchestrate deployments on Kubernetes, defining services, deployments and stateful sets Tackle hard problems around data consistency and availability, and shape how the platform evolves Mentor other engineers while continuing to learn from senior peers across a global team What you need to bring At least 7 years' experience as a backend Java developer, building complex distributed systems A deep understanding of core Java, data structures and concurrency, not just framework knowledge Hands-on experience with Kafka and event-streaming frameworks such as Flink, Kafka Streams or Spark Practical Kubernetes experience, including troubleshooting production issues Experience tuning JVM performance - garbage collection, CPU hotspots and heap dump analysis Why you'll love this job Genuine ownership - you'll take on your own piece of the product within 90 days, backed by a supportive team A strong learning culture, with a structured onboarding plan and an ambitious L&D policy behind you An extensive benefits package covering health, dental, pension, life assurance and more If you're a b ackend-focused Java engineer who enjoys solving hard distributed systems problems and wants to work on technology used at global scale , we'd love to hear from you. Apply today to find out more about this opportunity.

Front End Developer 500- 540 per day Outside IR35 React TypeScript Secure, Analyst-Facing Applications Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD / Defence / National Security experience required The Opportunity We're looking for an experienced Front End Developer to build intuitive, secure and role-aware interfaces for a next-generation Defence Intelligence platform. You'll work closely with UX Designers, Back End Developers and wider delivery teams to turn complex operational requirements into accessible, maintainable and high-performing applications that improve visibility, streamline workflows and support users in a mission-critical environment. This is an excellent opportunity to work on modern digital capabilities within a highly secure Defence environment. About the Programme This programme is delivering an AI-enabled Defence Intelligence capability designed to improve visibility of operational information, reduce administrative burden and support faster, more informed decision-making. As part of an agile, multidisciplinary team, you'll help deliver modern frontend applications that integrate with secure backend services and existing Defence platforms. Key Responsibilities Develop and maintain frontend applications using React and TypeScript. Build reusable UI components aligned with a coherent design system and component library. Work closely with UX Designers to translate user journeys, wireframes and prototypes into production-ready interfaces. Integrate frontend applications with REST APIs, workflow services and identity/access mechanisms. Develop role-aware dashboards, task views, status tracking and operational work queues. Apply accessibility, responsive design and usability best practices. Participate in agile ceremonies, sprint delivery, demonstrations and user feedback sessions. Contribute to frontend testing, quality assurance and continuous improvement. Essential Skills & Experience Demonstrable experience delivering software within MOD, Defence, National Security or similarly secure environments. Strong commercial React development experience. Strong TypeScript capability. Experience consuming REST APIs and collaborating closely with backend engineering teams. Experience building responsive, accessible and maintainable user interfaces. Good understanding of component-based development and design system principles. Experience using Git within agile delivery environments. Desirable Experience Experience working with Figma and modern UX/design workflows. Experience with Material UI, (url removed) Design System, MOD design patterns or equivalent component frameworks. Experience developing workflow-driven applications. Experience implementing secure authentication and role-based access control. Experience developing search-led user interfaces. Experience supporting applications deployed in classified or highly regulated environments. Mandatory Requirements Current DV Security Clearance. Ability to work onsite at an MOD location in London four days per week. Previous experience delivering within MOD, Defence, Defence Intelligence, Strategic Command or wider National Security organisations. Comfortable working with OFFICIAL-SENSITIVE and classified material where authorised. Ways of Working Agile delivery within a multidisciplinary team. Close collaboration with Defence stakeholders, Product, Delivery, UX and Engineering teams. Secure-by-design approach with a strong focus on audit, traceability, access control and assurance. Practical focus on creating intuitive, reliable applications while maintaining operational accountability. What We're Looking For We're interested in Front End Developers who can demonstrate: Successful delivery within secure MOD or Defence environments. Strong React and TypeScript development experience. The ability to turn complex UX requirements into accessible, maintainable and intuitive interfaces. Excellent communication skills across technical and non-technical stakeholders. A practical understanding of agile delivery and modern frontend engineering. Awareness of secure system delivery, accreditation considerations and operational governance. Rate: 500- 540 per day (Outside IR35) Location: London (4 days onsite) Clearance: Current DV Security Clearance required

Full Stack Developer 500- 540 per day Outside IR35 Java Spring Boot React TypeScript Secure Digital Platforms Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD / Defence / National Security experience required The Opportunity We're looking for an experienced Full Stack Developer to help build and deliver secure, modern digital capabilities within a Defence environment. You'll work across both frontend and backend development, contributing to scalable services, APIs and intuitive user interfaces. Working closely with UX Designers, Product, Engineering and Defence stakeholders, you'll help turn complex operational requirements into reliable, user-focused technology. This is an excellent opportunity for a Full Stack Developer who enjoys working across the technology stack and wants to contribute to high-profile, mission-critical digital programmes within a highly secure environment. About the Programme The programme is delivering a next-generation Defence Intelligence capability designed to improve visibility of operational information, streamline workflows, reduce administrative burden and support faster, more informed decision-making. The development environment combines modern frontend technologies, secure backend services, cloud-native engineering and integration with existing Defence systems. As a Full Stack Developer, you'll have the opportunity to contribute across the complete application lifecycle, from technical design and development through to testing, deployment and continuous improvement. Key Responsibilities Design, develop and maintain secure full stack applications using Java, Spring Boot, React and TypeScript. Develop scalable backend services and secure RESTful APIs. Build intuitive, accessible and responsive frontend applications. Develop reusable frontend components aligned with established design system principles. Integrate frontend applications with backend APIs, workflow services and identity/access mechanisms. Design and implement data persistence using SQL and NoSQL technologies. Develop integrations with enterprise data sources and existing Defence systems. Contribute to cloud-native deployment, containerisation and CI/CD pipelines. Implement secure coding practices, logging, monitoring and audit capabilities. Write automated tests across frontend and backend components. Participate in technical design workshops, code reviews and agile ceremonies. Work closely with UX Designers, Product, Engineering and Defence stakeholders. Support continuous improvement of application performance, usability, reliability and security. Essential Skills & Experience Proven full stack development experience within MOD, Defence, National Security or similarly secure environments. Strong Java development experience. Strong Spring Boot experience. Strong React and TypeScript development experience. Experience designing and developing RESTful APIs. Experience with SQL and/or NoSQL databases. Experience building responsive, accessible and maintainable user interfaces. Experience with Git and modern software development practices. Experience with Docker, Kubernetes or other container technologies. Familiarity with CI/CD pipelines and DevSecOps practices. Experience working within agile, multidisciplinary delivery teams. Strong understanding of secure software development and scalable application architecture. Desirable Experience Experience with workflow orchestration technologies such as Camunda, Zeebe or BPMN. Experience with OpenSearch or Elasticsearch. Experience with MongoDB, Microsoft SQL Server, Amazon RDS or similar database technologies. Experience working with AWS, MODCloud, Tanzu, EKS or other cloud-native environments. Experience with event-driven architectures and asynchronous messaging. Experience with secure authentication, identity management and role-based access control. Experience with Istio, mTLS or service mesh technologies. Experience developing applications for classified or highly regulated environments. Experience integrating search, semantic or knowledge-based capabilities. Figma experience or close collaboration with UX and design teams. Mandatory Requirements Current DV Security Clearance. Ability to work onsite at an MOD location in London four days per week. Previous experience delivering within MOD, Defence, Defence Intelligence, Strategic Command or wider National Security organisations. Comfortable working with OFFICIAL-SENSITIVE and classified material where authorised. Ways of Working Agile delivery within a multidisciplinary engineering team. Close collaboration with Defence stakeholders, Product, Delivery, UX and Engineering colleagues. Secure-by-design approach with a strong focus on audit, traceability, access control and assurance. Collaborative approach to technical design, development, testing and continuous improvement. Practical focus on delivering reliable, maintainable and user-focused technology. What We're Looking For We're interested in Full Stack Developers who can demonstrate: Successful delivery of secure software solutions within MOD or Defence environments. Strong hands-on experience across both frontend and backend development. The ability to design and develop robust APIs, services and user interfaces. Strong understanding of modern software engineering and cloud-native development. Excellent communication skills across technical and non-technical stakeholders. A practical understanding of agile delivery and multidisciplinary team working. Awareness of secure system delivery, accreditation considerations and operational governance. Rate: 500- 540 per day (Outside IR35) Location: London (4 days onsite) Clearance: Current DV Security Clearance required

About MedPal AI As a growing health-tech business, at MEdPal AI plc, we combine technology, AI, and clinical expertise to build secure, scalable healthcare experiences for thousands of patients across the UK. MedPal AI plc owns a number of subsidiaries, each operating independent technical products and platforms. Our platform, New Health url removed , is experiencing rapid growth and is transforming access to prescription treatments for common health concerns, including obesity and hair loss. Our current focus is on GLP-1 treatments, with plans to expand into additional healthcare services and products over the coming months. The Role We are seeking an experienced Full Stack Developer with strong commercial PHP expertise. Experience with Python is highly desirable. You will play a key role in the design, development, and maintenance of the New Health platform and supporting infrastructure. You'll work closely with product, marketing, clinical, and UX teams to deliver reliable, high-performing features that directly impact business growth and patient outcomes. This is an opportunity to have genuine influence over technical decisions and architecture, working directly alongside senior leadership in a fast-growing business. Responsibilities Design, develop, and maintain PHP-based web applications and backend services. Build and optimise integrations with third-party APIs and healthcare systems. Develop secure and efficient solutions for AI-driven features and workflows. Design and maintain MySQL databases and supporting infrastructure. Build and improve responsive frontend interfaces using modern JavaScript, HTML, and CSS. Collaborate with cross-functional teams to deliver new features and product enhancements. Troubleshoot, debug, and optimise platform performance. Contribute to architecture, technical strategy, and engineering best practices. Support deployment, monitoring, and ongoing platform operations. Technologies PHP MySQL JavaScript HTML/CSS Docker Git/GitHub Python / Flask Linux Requirements Minimum 5 years of commercial software development experience. Strong backend development experience with PHP. Proven experience integrating APIs and designing database-backed applications. Solid frontend development skills using JavaScript, HTML, and CSS. Strong knowledge of Git and GitHub workflows. Experience working with Docker and Linux environments. Experience building secure, scalable production systems. Ability to write clean, maintainable, and well-tested code. Strong debugging and problem-solving skills. Excellent communication skills and attention to detail. Computer Science degree or equivalent commercial experience. Desirable Experience Python and Flask development. Health-tech, AI, or data-intensive applications. Cloud platforms (AWS, Azure, or GCP). CI/CD pipelines and deployment automation. Experience working in high-growth technology businesses. AI-Assisted Development AI-assisted development is a core part of our workflow. Candidates should already be proficient with tools such as Claude Code, GitHub Copilot, Cursor, or similar modern development assistants, while maintaining strong engineering judgement and the ability to work independently when required. Working Environment Our office is located in Aldbury, near Tring, in a quiet countryside setting. We are currently refurbishing the workspace with high-quality desks and chairs to create an excellent engineering environment. There is also a popular caf located onsite. While we can offer some flexibility for hybrid working (up to one day per week from home), this role requires regular in-person collaboration and is therefore primarily office-based. What we offer Competitive Salary 25 days holiday plus bank holidays Enhanced pension scheme Hybrid working (up to one day a week from home) Health Cash Plan (Medicash) REF-(Apply online only)

Back End Developer 500- 540 per day Outside IR35 Java Spring Boot Secure Microservices Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD / Defence experience required The Opportunity We're looking for an experienced Back End Developer to help build the core services behind a next-generation Defence Intelligence platform. You'll develop secure, scalable microservices and APIs that support mission-critical operational workflows, working within a highly secure environment alongside multidisciplinary engineering teams. This is an excellent opportunity to contribute to the delivery of innovative digital capabilities supporting Defence operations. About the Programme This programme is delivering an AI-enabled Defence Intelligence capability designed to improve visibility of operational data, streamline complex workflows and support faster, more informed decision-making. Working as part of an agile delivery team, you'll help develop secure, cloud-native services that integrate with existing Defence platforms while following modern engineering and DevSecOps practices. Key Responsibilities Design, develop and maintain Java-based microservices. Build secure RESTful APIs supporting workflow, metadata, document management and integration services. Develop workflow integrations using orchestration technologies where required. Integrate with enterprise data sources, identity services and existing Defence systems. Design and develop scalable persistence layers using SQL and NoSQL databases. Contribute to cloud-native deployments, containerisation and CI/CD pipelines. Implement secure coding practices, logging, monitoring and audit capabilities. Participate in technical design sessions, code reviews and agile ceremonies. Essential Skills & Experience Proven software development experience within MOD, Defence, National Security or similarly secure environments. Strong commercial Java development experience. Expertise with Spring Boot. Experience designing and developing RESTful APIs. Strong SQL and NoSQL database experience. Experience with Docker, Kubernetes or other container technologies. Familiarity with CI/CD pipelines and DevSecOps practices. Experience developing secure, scalable and maintainable backend services. Desirable Experience Experience with Camunda 8, Zeebe, BPMN or other workflow orchestration platforms. OpenSearch or Elasticsearch. MongoDB, Microsoft SQL Server, Amazon RDS or hybrid data architectures. AWS, MODCloud, Tanzu, EKS or other cloud-native platforms. Event-driven architectures and asynchronous messaging. Istio, mTLS or service mesh technologies. Knowledge of semantic search, knowledge graphs or ontology-based solutions. Mandatory Requirements Current DV Security Clearance. Ability to work onsite at an MOD location in London four days per week. Previous experience delivering within MOD, Defence, Defence Intelligence, Strategic Command or wider National Security organisations. Comfortable working with OFFICIAL-SENSITIVE and classified material where authorised. Ways of Working Agile delivery within a multidisciplinary engineering team. Close collaboration with Defence stakeholders, Product, Delivery and Engineering teams. Secure-by-design approach with a strong focus on audit, traceability, resilience and assurance. Building high-quality, maintainable services that support critical operational capabilities. What We're Looking For We're interested in Back End Developers who can demonstrate: Successful delivery of secure software solutions within MOD or Defence environments. Strong experience designing robust, scalable backend services and APIs. Excellent collaboration and communication skills across technical and non-technical teams. A practical understanding of agile delivery and modern software engineering practices. Awareness of secure system delivery, accreditation considerations and operational governance. Rate: 500- 540 per day (Outside IR35) Location: London (4 days onsite) Clearance: Current DV Security Clearance required

I'm currently supporting a global technology organisation that is looking to hire several Backend Software Engineers to join a newly formed team working on a greenfield insurance platform. This is an opportunity to join a highly scalable, product-led engineering environment where you'll be building new services from the ground up using modern cloud technologies. Contract Details Initial 6-month contract - high chance of extension 523 per day (Inside IR35) 37.5 hours per week 2 days per week onsite in Manchester Multiple positions available Responsibilities Design, develop and maintain backend services and APIs Build insurance offer, eligibility and configuration capabilities Integrate with a range of internal platforms and services Take ownership of services throughout the full development lifecycle Improve system scalability, reliability and performance Monitor and optimise production systems through SLIs and SLOs Investigate and resolve issues across customer-facing and internal systems Collaborate with engineers, product teams and business stakeholders Contribute to technical design and architectural decision-making Requirements Strong commercial backend software engineering experience Experience building scalable, high-volume distributed systems Strong understanding of cloud-based development environments Ability to work independently and contribute within a collaborative team Excellent problem-solving and troubleshooting skills Experience working in modern product engineering organisations If this sounds appealing, send over your latest CV (Word preferred) and I'll be happy to discuss the details. Happy to have a chat even if you're just keeping an eye on the market at the moment. Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Computer Futures please visit (url removed) Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales

Role: DV Cleared Software Engineer Location: London (Leicester Square) - 3 days per week on-site Salary: 44,000 - 66,000 + bonus + benefits DV Cleared Software Engineer needed to join our client, an established defence engineering firm based in London. As a Senior Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will have the chance to work on a variety of exciting projects with complex challenges within a unique space. You'll be at the forefront of delivering core solutions that have real world impact. In addition, you will have a strong leadership mentality, guiding your team through both technical and delivery challenges to accommodate the customer's requirements. Due to project constraints we can only consider applicants who hold a current active DV security clearance. What the role of the DV Cleared Software Engineer entails: Some of the main duties of the DV Cleared Software Engineer will include: Perform hands-on development and actively contribute to the code base including peer review of code Perform design of software features to realise the product road map and be able to explain design choices Support breaking down of large pieces of work into well-defined tasks to be implemented in an Agile manner Support setup and maintenance of continuous integration and deployment pipelines Perform demonstrations to internal and external customers of development work What experience you need to be the successful DV Cleared Software Engineer: Experience as a Software Engineer in one of: Backend development and it's ecosystem (Java Spring boot, Maven, Python) Frontend development and it's ecosystem (JS/TS, React, Npm) Familiarity with CICD, containerisation, deployment technologies & cloud platforms (Jenkins, Kubernetes, Docker, AWS). Understanding of database technologies such as SQL, Elasticsearch or MongoDB Strong communication, collaboration & problem solving skills, ideally with some experience in agile ways of working. This really is a fantastic opportunity for a DV Cleared Software Engineer to progress their career. If you are interested please apply as soon as possible as this position will be filled quickly so don't miss out! Services advertised by Gold Group are those of an Agency and/or an Employment Business. We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.