52 jobs found

Senior Full Stack Developer 12-Month Fixed-Term Contract Hybrid Working (2 Days per Week in London) Salary 54,000 - 61,000 pa plus generous pension and holidays A prestigious client is seeking an experienced Senior Full Stack Developer to join a high-performing technology team delivering innovative AI and automation solutions at scale. This is an exciting opportunity to work on a modern, cloud-native platform using cutting-edge technologies across backend services, integrations, and user-facing applications. You'll play a key role in shaping engineering standards, influencing technical direction, and delivering high-quality software within a collaborative Agile environment. The Role As a Senior Full Stack Developer, you will focus primarily on backend engineering using Go , while also contributing to modern React-based frontend applications. You'll work closely with developers, architects, and product teams to build scalable, secure, and observable solutions deployed through Kubernetes-based infrastructure. This is a hands-on senior engineering role ideal for someone who enjoys solving complex technical challenges, mentoring others, and driving best practice across software delivery. Key Responsibilities Design, develop and maintain scalable backend services in Go Build modern frontend applications using React Develop APIs, integrations and event-driven services Contribute to CI/CD pipelines and cloud-native deployments Review code and champion engineering best practices Improve application performance, observability and reliability Collaborate within Agile delivery teams across multiple projects Support technical decision-making and continuous improvement Skills & Experience We are looking for candidates with strong commercial experience in: Go / Golang backend development Full stack software engineering within Agile environments REST APIs, integrations and distributed systems React and modern frontend development CI/CD, Git and cloud-based delivery practices Docker and Kubernetes Code reviews, testing and engineering governance Experience with any of the following would be highly advantageous: Microsoft Azure Python GitOps tooling (Argo CD / Flux) Observability tooling (Prometheus, Grafana, OpenTelemetry) AI/LLM-enabled applications Event-driven architectures and messaging platforms What's on Offer Opportunity to work on cutting-edge AI and cloud-native technologies Hybrid working model with flexibility Collaborative, forward-thinking engineering environment High-profile programme of work with real organisational impact 54,000 - 61,000 salary and benefits package If you are a passionate senior engineer looking for your next challenge within a modern technology environment, we would love to hear from you. Please send your CV to Laura at (url removed) Services advertised are those of an employment agency.

About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Role Purpose Join a blended agile delivery squad working on large-scale, secure digital services for a government client. As a Senior Developer, you will bring strong hands-on experience across both .NET and Python, contributing to cloud-native API development, Legacy modernisation, and DevSecOps practices - all within a Microsoft Azure environment and aligned to the highest engineering and security standards. Key Responsibilities Design, develop, and maintain full-stack applications and services using .NET Core and Python. Build and consume RESTful APIs following API-first and microservices design principles. Contribute to CI/CD pipelines in Azure DevOps - build, test, and deployment automation. Apply DevSecOps practices including SAST/DAST scanning, dependency management, and environment segregation. Participate in code reviews, uphold coding standards, and implement secure development practices. Support Legacy system modernisation - migrating from older Windows and .NET Framework environments. Produce clear technical documentation and contribute to architecture artefacts. Ensure all developed solutions meet WCAG AA accessibility standards. Work collaboratively with architects, lead developers, and delivery managers within an agile squad. Contribute to knowledge transfer and onboarding activities for client and team staff. Security Clearance - Mandatory SC (Security Check) clearance is mandatory for this role. Candidates must be eligible to obtain SC clearance. British nationality or a minimum of 5 years' UK residency is typically required. Clearance will be sponsored upon appointment. Essential Skills & ExperienceCore Languages - Mandatory.NET Core 10.0 & .NET Framework 4.8 [MANDATORY] Strong hands-on C# with solid grasp of OOP, design patterns, and SOLID principles. Experience building production-grade applications in both .NET Core and Framework environments. Python - Production-Grade Experience [MANDATORY] Proficiency with Astral UV, virtual environments, and Python dependency management. Ability to build, maintain, and deploy Python-based services and tooling. JavaScript/TypeScript Cloud, DevOps & Infrastructure Microsoft Azure - Cloud-Native Development Experience Azure DevOps - CI/CD Pipeline Design and Management Infrastructure as Code - Terraform and/or Bicep Containerisation - Docker and/or Kubernetes Development Practices - Mandatory RESTful API design, development, and life cycle management Secure development - SAST/DAST tooling, code review, OWASP awareness Technical documentation to a high standard On-site in Taunton, Somerset - 2 days per week minimum Desirable Skills & Experience Legacy Windows technologies - Win32, WPF, MFC/ATL, COM, MSI packaging. Geospatial data formats - GeoJSON, MBTiles, GML. Familiarity with MOD Secure by Design and NCSC software security standards. Experience working in UK public sector or government digital services. Python geospatial tooling or data pipeline experience. Tech StackAreaTechnologies Backend: .NET Core 10.0, .NET Framework 4.8, C#, Python (Astral UV), REST APIs, Microservices Frontend: JavaScript, TypeScript, HTML5, CSS3, WCAG AA Cloud & DevOps: Microsoft Azure, Azure DevOps, CI/CD, Terraform, Bicep, Docker, Kubernetes Security: SAST/DAST, Secure by Design, SC Clearance (Mandatory) Geospatial: GeoJSON, MBTiles, GML (desirable) Tools: Git, Jira, Confluence, Azure DevOps Boards

About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Role Purpose Join a blended agile delivery squad working on large-scale, secure digital services for a government client. As a Senior Developer, you will bring strong hands-on experience across both .NET and Python, contributing to cloud-native API development, Legacy modernisation, and DevSecOps practices - all within a Microsoft Azure environment and aligned to the highest engineering and security standards. Key Responsibilities Design, develop, and maintain full-stack applications and services using .NET Core and Python. Build and consume RESTful APIs following API-first and microservices design principles. Contribute to CI/CD pipelines in Azure DevOps - build, test, and deployment automation. Apply DevSecOps practices including SAST/DAST scanning, dependency management, and environment segregation. Participate in code reviews, uphold coding standards, and implement secure development practices. Support Legacy system modernisation - migrating from older Windows and .NET Framework environments. Produce clear technical documentation and contribute to architecture artefacts. Ensure all developed solutions meet WCAG AA accessibility standards. Work collaboratively with architects, lead developers, and delivery managers within an agile squad. Contribute to knowledge transfer and onboarding activities for client and team staff. Security Clearance - Mandatory SC (Security Check) clearance is mandatory for this role. Candidates must be eligible to obtain SC clearance. British nationality or a minimum of 5 years' UK residency is typically required. Clearance will be sponsored upon appointment. Essential Skills & Experience: Strong hands-on C# with solid grasp of OOP, design patterns, and SOLID principles. Experience building production-grade applications in both .NET Core and Framework environments. Core Languages - .NET Core 10.0 & .NET Framework 4.8 - Mandatory Python - Production-Grade Experience - Mandatory Proficiency with Astral UV, virtual environments, and Python dependency management. Ability to build, maintain, and deploy Python-based services and tooling. JavaScript/TypeScript Cloud, DevOps & Infrastructure - Mandatory Microsoft Azure - Cloud-Native Development Experience Azure DevOps - CI/CD Pipeline Design and Management Infrastructure as Code - Terraform and/or Bicep Containerisation - Docker and/or Kubernetes Development Practices - Mandatory RESTful API design, development, and life cycle management Secure development - SAST/DAST tooling, code review, OWASP awareness Technical documentation to a high standard On-site in Taunton, Somerset - 2 days per week minimum Desirable Skills & Experience Legacy Windows technologies - Win32, WPF, MFC/ATL, COM, MSI packaging. Geospatial data formats - GeoJSON, MBTiles, GML. Familiarity with MOD Secure by Design and NCSC software security standards. Experience working in UK public sector or government digital services. Python geospatial tooling or data pipeline experience. Tech Stack: Backend: .NET Core 10.0, .NET Framework 4.8, C#, Python (Astral UV), REST APIs, Microservices Frontend: JavaScript, TypeScript, HTML5, CSS3, WCAG AA Cloud & DevOps: Microsoft Azure, Azure DevOps, CI/CD, Terraform, Bicep, Docker, Kubernetes Security: SAST/DAST, Secure by Design, SC Clearance (Mandatory) Geospatial: GeoJSON, MBTiles, GML (desirable) Tools: Git, Jira, Confluence, Azure DevOps Boards Diversity & Inclusion At Scrumconnect Consulting, we believe that diversity drives innovation and better outcomes. We are committed to fostering an inclusive environment where every individual is valued, respected, and supported. We welcome applications from candidates of all backgrounds and actively encourage individuals from underrepresented groups, including women, people with disabilities, and diverse communities, as well as those seeking flexible working arrangements. As a Disability Confident Level 1 employer, we are committed to providing reasonable adjustments throughout the recruitment process and during employment to ensure equal opportunities for all.

Lead / Senior Java Developer (Technical Lead) We are looking for an experienced Lead / Senior Java Developer to join a high-performing agile team building scalable, high-quality digital services. This is a hands-on technical leadership role where you will guide developers while contributing directly to backend development, APIs, and automated testing. You will work on complex, high-traffic systems using modern engineering practices, helping to design and deliver robust, scalable services that are resilient and production-ready. Key Responsibilities Lead or mentor a team of Java developers Design and build server-side applications and RESTful APIs Develop and maintain automated test suites (TDD/BDD) Support CI/CD and continuous deployment practices Contribute to 2nd-line production support and incident resolution Build scalable, high-performance distributed systems Work with large datasets and ensure systems scale effectively Communicate technical concepts to non-technical stakeholders Work in Linux/Unix-based environments Essential Experience Strong commercial experience with Java (11/17/21+) Experience leading or mentoring engineers Strong background in microservices architecture Experience building and consuming REST APIs Strong understanding of TDD, BDD, and automated testing Experience working in Agile environments Experience supporting live production systems Solid understanding of scalable web architecture Comfortable working in Linux/Unix environments Desirable Experience Kafka, ActiveMQ, or similar messaging systems MongoDB or other NoSQL databases Mockito, Jackson, JAX-RS High-scale or high-traffic system experience Cloud platforms (AWS / Azure / GCP) CI/CD and DevOps tooling About You You are a strong technical leader who enjoys solving complex problems, improving systems, and working collaboratively in cross-functional agile teams. You value clean engineering practices, high-quality code, and delivering reliable systems at scale.

Senior .Net Developer My customer is looking for a Senior .Net Developer to join them on a 9 Month contract basis, Outside IR35 & working fully remote. AI assisted developement will need to be at the forefront of how you develop, operate, and process your workload and coding tasks. As the succesfull Senior .Net Developer you'll be joining a greenfield build of a large scale platform. This isn't maintaining legacy code, it's building something new from scratch using modern patterns and AI-assisted development. The platform already has a working prototype but you'll be taking it into production. You'll be working across the full stack of backend services: building APIs, designing data models, implementing business logic engines, and making sure the platform scales. You'll need to be comfortable owning significant pieces of work with minimal hand-holding and making good technical decisions independently. Must Have Strong .NET / C# this is your primary skill and it needs to be excellent Demonstrable experience with AI-assisted development (Copilot, Claude, Cursor, or similar) Experience building and designing RESTful APIs SQL Server comfortable with schema design and query performance Strongly Preferred Entity Framework NoSQL (CosmosDB, MongoDB, or similar) Redis Authentication and authorisation implementation (OAuth, OIDC, RBAC) Containerisation (Docker / Kubernetes) About the Person The tech stack matters less than the person. We need someone who's sharp, pragmatic, and gets things done without needing to be managed. They should be comfortable in a small team where there's nowhere to hide and the pace is high. Someone who takes pride in building things properly but doesn't over-engineer. If they've worked in financial or regulatory systems that's a bonus but it's not required we'll teach the domain. Senior .Net Developer

Senior Software Developer Up to 80k Bristol, Hybrid Python, AWS and MLOps Benefits: 28 days holiday plus bank holidays Pension and matched contributions Private health care I am working with a new and exciting startup client looking for a Senior Software Developer using Python and AWS. They are looking for someone who has a strong background in development and is proficient in using Python, you should be able to work as a strong leader and can ask for support when needed. We're looking for strong leadership who can take ownership and have strong communication skills. This is a hands-on role and requires active up to date programming skills and you will also be deploying AI solutions but need strong foundational software skills. Day-to-day responsibilities: Responsible for building software solutions Work in AWS cloud environments. Own the delivery Build APIs Create backend systems Write scalable code (python) Maintain standards across CI/CD Mentoring Essential skills: Python AWS API experience CI/CD SQL Communication Stakeholder engagement Leadership skills Infrastructure as code (Terraform or Ansible or other IAC) Desirable skills: MLOps practices AI practice This is an urgent vacancy, so if you would like to be considered then please apply quoting reference AR(phone number removed). Python, AWS, SQL, CI/CD, MLOps, APIs, DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS Python AWS SQL CI/CD MLOps APIs DataOPS If you are interested in this position please click 'apply'. Hunter Selection Limited is a recruitment consultancy with offices UK wide, specialising in permanent & contract roles within Engineering & Manufacturing, IT & Digital, Science & Technology and Service & Sales sectors. Please note as we receive 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.

Principle Backend Developer Salary: Up to £90,000 per annum Client: Leading Data Centre Provider We're working with a well-established Data Centre Provider to recruit a highly experienced Senior Backend Developer. This is a remote role open to UK-based candidates, offering the chance to work on large-scale systems that support critical national infrastructure. This is an excellent opportunity for a seasoned backend engineer with deep expertise in Node.js and TypeScript, who enjoys architecting scalable solutions and working with modern cloud technologies. You'll be responsible for designing and building high-performance backend applications, contributing to the development of internal tools and processes, and ensuring code quality through testing and documentation. You'll also help shape technical standards and collaborate closely with other teams across the business. Key Responsibilities Architect and develop scalable backend systems for enterprise-level applications Build and maintain robust Node.js services using TypeScript Optimise SQL queries and database performance Deploy and manage applications in cloud environments Customise build and development tools to suit project needs Apply best practices in software design, including SOLID principles and dependency injection Maintain clean, well-tested, and well-documented code Contribute to unit and integration testing across all deliverables Work closely with frontend developers to ensure seamless integration Stay up to date with emerging trends in backend development and share insights with the team Required experience Extensive server-side development experience Strong proficiency in Node.js and TypeScript Solid understanding of cloud platforms and deployment strategies Deep knowledge of software architecture and design patterns Experience with CI/CD pipelines and modern development tooling Excellent communication and collaboration skills Must be eligible for SC clearance. This is a brilliant opportunity to join a forward-thinking organisation at the forefront of digital infrastructure. If you're ready to take the next step in your backend development career, we'd love to hear from you. Paying up to £90,000, depending on experience. 100% remote based. Must be eligible to work in the UK.

Senior Java Developer Java JSF Microservices CI/CD Git TDD Jest MuleSoft We're looking for an experienced Senior Java Developer to support the delivery of modern, scalable software solutions within a collaborative engineering environment. This role would suit someone with strong back-end Java development experience , who is also comfortable contributing across the full stack, particularly around JSF-based UI development . You'll be working closely with backend and integration teams to design, build, test and deliver high-quality software within a component and microservice-based architecture. The Role: You'll be involved in the full software delivery lifecycle, contributing to solution design, development, testing and continuous delivery. The successful candidate will be expected to bring strong engineering standards, a quality-first mindset and the ability to work effectively across technical teams. Key Responsibilities: Develop and maintain high-quality Java-based backend services Contribute to full-stack delivery , including JSF UI development Work within component-based and microservice-based architectures Follow Test-Driven Development practices and support automated testing Use modern CI/CD pipelines , Git workflows and continuous delivery toolsets Collaborate closely with backend, integration and wider engineering teams Support integration patterns, with exposure to MuleSoft being beneficial Key Skills Required: Strong hands-on Java development experience Solid back-end engineering background Experience with JSF UI Understanding of microservices, component-based architecture and design systems Experience with Git, CI/CD and continuous delivery toolsets Strong understanding of TDD and test automation frameworks Experience with testing tools such as Jest Ability to work collaboratively in a full-stack delivery environment Exposure to MuleSoft Experience working on integration-heavy platforms Previous experience modernising or enhancing enterprise Java applications Comfortable working in agile delivery teams Contract Details: Outside IR35 Onsite - Glasgow 6-12 Months Contract If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website.

Senior Go Developer - Fintech Excellent opportunity opens for an experienced Developer strong on Golang with experience in AWS and Kubernetes to join a highly regarded Financial Services entity's London office. You will act as the team lead and play a key role in building mission-critical financial applications that power trading, investment, and risk management systems across the firm. If you are passionate about working in a dynamic, fast-paced environment and are eager to apply your technical expertise to the financial services industry, this is the role for you. Key Responsibilities: Design, develop, and maintain high-performance Back End services using GoLang to support financial applications and services , including trading platforms, investment systems, and risk management tools. Build and deploy cloud-based solutions using Amazon Web Services (AWS), including services such as EC2, S3, RDS, DynamoDB, and Lambda to create scalable, reliable, and secure infrastructure. Implement and manage containerized applications using Kubernetes, ensuring seamless orchestration, scaling, and resilience in a cloud environment. Write clean, efficient, and well-documented code while following best practices for financial systems development, focusing on performance and security. Collaborate with other development teams, business analysts, and stakeholders to define and refine requirements, and ensure that applications meet financial regulatory standards and business needs. Optimize the performance of Back End services, ensuring low-latency responses and high availability, critical for financial services. Implement CI/CD pipelines, automated testing, and monitoring systems to ensure the reliability and stability of production systems. Proactively identify issues and bottlenecks in existing systems and propose solutions to improve the system's performance and scalability. Stay updated with new tools, technologies, and industry trends in cloud computing, containerization, and financial systems to continuously improve development practices and outcomes. Ideal Skills: Proven experience (2+ years) in GoLang Back End development, with a strong focus on performance optimization and building scalable systems for high-volume, high-frequency financial applications. Strong experience working with Amazon Web Services (AWS), including EC2, S3, RDS, DynamoDB, Lambda, and other cloud-native technologies. Strong knowledge of containerization (Docker) and continuous integration/deployment (CI/CD) practices. Experience with database systems (relational and NoSQL) and working with financial data. Familiarity with DevOps practices and tools to streamline the development life cycle, such as infrastructure-as-code (eg, Terraform or CloudFormation). Ability to troubleshoot and resolve issues in production environments, ensuring uptime and performance in high-pressure, mission-critical scenarios. Excellent communication skills to collaborate effectively with cross-functional teams and stakeholders in a fast-paced financial environment. Experience with serverless computing (AWS Lambda, etc.) to create efficient and scalable solutions. Familiarity with event-driven architectures or message queues (eg, Kafka, RabbitMQ) for Real Time data processing. Experience with automated testing frameworks and continuous delivery tools like Jenkins, GitLab CI, or CircleCI. Understanding of performance monitoring and observability tools such as CloudWatch, Prometheus, or Datadog. Interested? Please Apply! Golang Go AWS Kubernetes Terraform Bank Banking Finance Financial Services Crypto Blockchain Web3 Trading Exchange Digital Assets Hybrid Flexible Developer Software Engineer Backend Developer Golang Engineer Kafka Apache Kafka RabbitMQ AWS Lambda Cloud Platform

Job Title: Senior Full Stack Developer (React & Java script) Contract Length: 12 Months Location: London - 3 Days a week Daily Rate: Circa 650/Day (Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and Java script Core will shine! We are looking for a tech-savvy professional with a passion for building scalable applications within the financial sector. This is an exciting opportunity to work with cloud-native architectures and cutting-edge technologies. If you thrive in a collaborative environment and are eager to make an impact, we want to hear from you! Technical Skills Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential - More to React JS and Java script Back-end: Expertise in C# .NET Core, REST APIs, and microservices-based development is essential Python (pyspark): Experience with data pipelines and analytics is a plus. Power BI: Familiarity with developing dashboards and data models. Architecture: Knowledge of microservices, API design, and event-driven architectures. DevOps/CI/CD: Experience with Azure DevOps, GitLab, GitHub Actions, or similar tools. Cloud Platforms: Proficient in Azure or AWS (Azure preferred). Databases: Strong skills in SQL Server, PostgreSQL, or other relational databases. containerisation: Experience with Docker and Kubernetes. Key Responsibilities Design & Develop: Create and maintain full stack applications using React JS and C#.NET Core. Build Services: Develop high-performance backend services and RESTful APIs with a focus on scalability and resilience. Create UI Components: Craft responsive and modular UI components using React JS and modern JavaScript/TypeScript patterns. Collaboration: Work closely with business stakeholders and domain experts in Risk, Regulatory Reporting, and Finance. Power BI Expertise: utilise your knowledge of Power BI to develop dashboards and analytical reports. CI/CD Implementation: Collaborate with DevSecOps to optimise CI/CD pipelines, ensuring automated testing and deployment. Architecture Contribution: Contribute to event-driven and distributed system designs using technologies like Kafka or Event Hub. Mentorship: Guide junior developers and foster a collaborative atmosphere within a cross-functional agile team. Soft Skills A strong engineering mindset with a relentless curiosity. Excellent analytical and problem-solving abilities. Exceptional communication skills to interact with both technical and non-technical stakeholders. An agile mindset with experience in Scrum/Agile environments. Ability to work independently and lead technical solutions from start to finish. Why Join Us? Work on innovative projects that make a difference in the financial sector. Collaborate with a talented team in a vibrant environment. Enjoy a competitive daily rate and flexible working arrangements. If you are ready to take your career to the next level and contribute to exciting projects, apply now! We can't wait to meet you! Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Senior Backend Developer (Python / Azure) 550 per day INSIDE IR35 6 months UK-based - once a week in London Role Hands-on backend developer building and integrating Python-based services within a secure, enterprise environment. Focus on API development, system integration, and reliable delivery. Key Responsibilities Build backend services using Python (FastAPI) Develop APIs and integrate across disconnected systems Deploy solutions via Azure Function Apps Implement CI/CD pipelines (GitHub) Write and optimise SQL queries Contribute to architecture and secure design Clarify requirements, identify gaps, and shape solutions Support delivery and manage client expectations C# and .Net Skills Skills & Experience Strong Python + FastAPI experience Hands-on delivery background Azure (Function Apps essential) DevOps / CI-CD (GitHub) Solid SQL (querying, not DBA) Architecture awareness (security, scalability) Strong communication and stakeholder engagement

Senior Software Engineer Birmingham (Hybrid) Permanent Full-Time Competitive Salary A growing technology business is seeking a Software Engineer to join its engineering team in Birmingham. This is an excellent opportunity for a developer with strong AWS and backend engineering experience who wants exposure to cloud-native systems, IoT integrations, frontend development, DevOps, and AI-powered applications . Key Responsibilities Design, develop, and maintain AWS-based backend microservices Build frontend applications using React and TypeScript Work on IoT integrations including connected edge devices Develop infrastructure using AWS CDK / Infrastructure as Code Support CI/CD pipeline improvements and deployments Contribute to AI / LLM-powered product functionality Collaborate with stakeholders to define and deliver solutions Maintain code quality through code reviews and engineering best practice Technical Environment Languages: TypeScript, Node.js, Python, Go Cloud: AWS Lambda, API Gateway, EventBridge, SQS, Step Functions Databases: DynamoDB, PostgreSQL, Aurora, MongoDB Frontend: React, TypeScript, MUI DevOps: AWS CDK, Terraform, Docker, GitLab CI, CodePipeline AI: Amazon Bedrock, RAG, LLM integrations Skills Required Commercial software engineering experience Strong AWS cloud/serverless experience Strong backend development skills in TypeScript, Python, or Go CI/CD and Docker experience Full-stack engineering mindset Strong communication skills Desirable Skills React / TypeScript frontend experience Infrastructure as Code GraphQL / AppSync Event-driven architectures IoT / edge systems AI / machine learning feature development Benefits Hybrid working Modern cloud-native technology stack Exposure to AI and emerging technologies High ownership engineering role Collaborative team environment Competitive salary

Full Stack .Net Developer (C#, React, Azure Service Bus) Milton Keynes, 2 days per week in office.£45000 - £58000 + Package. - This role cannot offer VISA Sponsorship - You must have 2+ years commercial experience with ALL of the following: C#, React & Azure. Your new company This is a rare opportunity to join a well-established, highly profitable UK business at a genuine inflection point in its technology journey. Backed by a newly appointed CTO and a clear investment strategy, the organisation is accelerating its shift towards a modern, product-led engineering culture.Historically rooted in large-scale, mission-critical systems, the business is now transforming how it builds and delivers software, moving away from legacy desktop applications towards scalable, cloud-oriented, API-first platforms. What sets this role apart is the balance of stability and ambition. You are not joining a startup, but you will get to work on a transformation programme that has real momentum, strong leadership backing, and visible business impact.The role is 2 days per week in their new Head Office in Milton Keynes, easily accessible by car or train. Your new role You will join a high-performing development team of around 6 to 10 engineers, playing a key role in one of the organisation's most important technology programmes. The immediate focus will be evolving core systems, moving from legacy WinForms and desktop-based architecture into modern, web-based internal platforms built on APIs and cloud-first principles.This is not a simple migration. It is a genuine re-engineering effort where you will influence design decisions, shape architecture, and help define how future systems are built. You will work across the full stack, delivering robust backend services alongside modern front-end applications, all within a structured but progressive Agile environment.What makes this role stand out is the roadmap beyond the transformation. Once the modernisation programme is complete, there is a strong pipeline of greenfield work including new digital platforms, chatbot technology and AI-driven solutions. It is an opportunity to stay close to innovation, rather than being confined to legacy support.Ultimately, this role suits someone who wants to do more than just deliver tickets. You will be someone who enjoys improving systems, influencing direction and contributing to a team that is actively evolving how it builds software. What you'll need to succeed These are mid-level or low-senior hires. We need minimum 2+ years commercial programming experience working as a Full Stack C# .Net Developer. You must bring solid expertise in Cloud/Azure, including Azure Service Bus, Functions, etc.On the Front End you must also have 2+ years in React/TypeScript (or Blazor). All new Front End development will be done in React.A grounding in engineering best practices is key, including object-oriented design, clean code principles and a structured approach to testing such as TDD, as well as experience working in Agile environments.Beyond the core skillset, what will really set you apart is your ability to operate in more complex, scalable environments. Experience with microservices or distributed systems, an understanding of concurrency, parallelism or multi-threading, and exposure to high-scale cloud-based architectures will all add significant value. Any experience with AI tooling in a development environment, or relevant certifications within the Microsoft ecosystem, will further strengthen your profile. What you'll get in return You'll benefit from a competitive package including strong pension and life assurance, generous holiday allowance, a wide range of retail and lifestyle discounts, and access to comprehensive wellbeing support. The business also invests heavily in training and internal progression, alongside a flexible hybrid working model.Alongside this, you will benefit from a flexible hybrid model with two days per week in a Milton Keynes office, a collaborative team environment where your voice is heard, and clear progression opportunities as the technology function continues to grow. What you need to do now To find out more and to be considered for this position please apply directly, or contact Max Wilcock, Business Director on .At Hays Technology, we are shaping the future of recruitment. The rapid adoption of cloud, which is making customer interfaces more engaging and creating a seamless engagement with businesses, means that from the foundation of your organisation up, software developers are critical to success. As the competition for talent grows, we're ready and waiting to help developers really make an impact on organisations, so talk to us today. We are Hays Technology. 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 hays.co.uk

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London. It is a full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You'll be using Python and AWS Cloud services on the backend. Adopt a Server-less first approach to application design, collaborating within an agile team alongside other backend engineers and product designers. Strategize, develop, test, and deploy new features and experiments. Engage in collaborative coding practices such as pair programming and code reviews within the team. Contribute to resolving the complexities inherent in large-scale systems and extensive datasets. Foster close collaboration with our Product, Data, Front-end, Platform, and Security teams. Knowledge and Skills: Demonstrated expertise as a Senior Backend Developer. Proficiency in Python as your primary language, or willingness to adapt. Hands-on experience with RESTful APIs and/or GraphQL. Proficiency in version control tools like Git. Sound understanding of development best practices including pair programming and TDD. Eagerness to engage with emerging technologies and collaborate with the team in designing solutions from inception, facilitated by effective communication skills that promote teamwork. Strong abilities in software design, problem-solving, and debugging. Enthusiasm for continuous code improvement and learning from peers. Please note: Should your application be successful, and you are offered the role, a number of pre-employment checks need to be carried out before your appointment can be confirmed. Any assignment offer with our client will be subject to a satisfactory checking report from the Disclosure Barring Service. Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.

Lead Developer Location: Manchester (hybrid 1-2 days onsite) - Occasional travel to London Contract: 6 months Clearance: BPSS + SC eligible (SC to be obtained in role) Inside IR35, 725 P/D Overview We are seeking a Lead Developer to join a collaborative government digital team, supporting complex system integration and technical delivery. This role is ideal for a senior developer looking to step toward architecture, focusing on technical leadership, stakeholder engagement, and system design rather than hands-on coding initially. Key Responsibilities Provide technical leadership across system integration and delivery activities Support the integration of complex, mixed-technology systems (legacy and modern) Communicate technical concepts clearly to non-technical stakeholders Produce high-quality technical documentation and design artefacts Collaborate across multidisciplinary teams including designers, researchers, and senior stakeholders Attend and lead discussions to explore and define technical solutions Contribute to broader technical strategy and architectural thinking Essential Experience Strong software development background, particularly in backend or full-stack development Experience integrating large and complex systems Strong understanding of authentication and identity standards (e.g. OIDC) Proven ability to communicate complex technical concepts clearly Experience producing technical documentation Ability to work collaboratively across multidisciplinary teams Desirable Experience with AWS and TypeScript Previous architecture or solution design exposure Interest in progressing toward architecture roles Skills & Behaviours Strong communicator comfortable engaging non-technical audiences Collaborative team player able to work across multiple teams Comfortable attending and contributing to technical discussions Proactive and adaptable approach Not solely focused on individual delivery; embraces team-based working

Full Stack Python Engineer (Python, React, TypeScript & AWS) Contract: Until March 2027 Rate: 500 per day (Inside IR35) Location: Hybrid with 1-2 days per month onsite in Leeds Start: ASAP We're looking for a Senior Full Stack Python Engineer to join a major public sector digital programme delivering critical services. This role is ideal for an engineer who enjoys owning solutions end-to-end, from building modern React front ends through to developing scalable Python services and cloud infrastructure in AWS. Previous NHS or Government experience is essential. Key Skills Required Strong Python development experience Strong front-end development experience using React and TypeScript Experience building and consuming RESTful APIs AWS expertise including: Lambda, DynamoDB, S3, API Gateway Infrastructure as Code with Terraform CI/CD using GitHub Actions JavaScript and Bash scripting Experience with Flask and modern backend frameworks Experience working with NGINX, Redis and NoSQL databases Experience building highly available, scalable and performant applications Strong understanding of software architecture, security and cloud-native design Nice to Have FHIR and HL7 healthcare standards Event-driven or microservices architectures GDS/public sector digital delivery experience What You'll Be Doing Building modern React/TypeScript front-end applications Developing Python-based APIs and backend services Designing and deploying AWS cloud solutions Creating and maintaining CI/CD pipelines Delivering secure, scalable services used at national scale Working within multidisciplinary Agile teams Supporting services through the full lifecycle, from development to production operation and continuous improvement Apply now or email for more information.

Front End React Developer - 3 Month Contract - Hybrid/Manchester We are seeking a Senior Front End React Developer for a 3 month project based in Manchester. You will build scalable frontend code and contribute to features that power a digital web build. You will work closely with cross-functional teams delivering scalable, high-performance applications. You will also contribute to product roadmap planning from a technical perspective, take ownership of the testing strategy, including unit and integration testing Lead and evolve the software development lifecycle (SDLC.) Type: 3 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Strong experience building complex frontend systems using React and other modern JavaScript/TypeScript frameworks. Strong knowledge of testing approaches (unit, integration, and end-to-end) and overall code quality best practices. Experience delivering CI/CD change into cloud-based environments. Node.js for backend or full-stack development is desirable. Please apply now to be considered for this position

Senior Product Security Engineer London (Hybrid) Salary: £80,000 - £100,000 This is an opportunity to join a forward-thinking technology-driven business where security is embedded from day one. You will play a key role in shaping how products are built securely, working closely with engineering teams to influence design decisions and protect innovative, customer-facing solutions. The role offers strong technical ownership, exposure to modern cloud and AI-driven systems, and the chance to make a visible impact across the organisation. The Company They are a modern digital financial services organisation focused on delivering user-centric products through technology and innovation. With a strong emphasis on collaboration and continuous improvement, they have built a culture where teams are empowered to challenge conventions and deliver meaningful change. Security is treated as a core pillar of product development, not an afterthought. As part of a growing InfoSec function, you will join a team that values practical, engineering-led security approaches. The Role Embed security into the full product lifecycle, from concept through to release Conduct hands-on security assessments across web, mobile, and backend applications Lead and support threat modelling activities for new features and systems Collaborate closely with engineering teams to design secure architectures Integrate and optimise security tooling such as SAST, SCA, DAST and vulnerability scanning Help drive secure development lifecycle practices across teams Deliver secure engineering training and guidance to developers Support triage and remediation of vulnerabilities from testing, tooling, and external reports Contribute to automation of security processes using scripts and internal tools Your Skills & Experience Strong commercial experience in application or product security Hands-on experience with security testing tools such as Burp Suite, Nmap, or similar Solid knowledge of web or mobile security, with willingness to broaden across both Good understanding of networking fundamentals and operating systems Experience conducting threat modelling and explaining security trade-offs to stakeholders Ability to script and automate tasks using languages such as Python, JavaScript, or Go Knowledge of secure coding practices and common vulnerabilities Familiarity with cloud environments and infrastructure concepts Comfortable working closely with engineers in a collaborative environment What They Offer Opportunity to work on modern technology including cloud and AI-driven systems A highly collaborative environment with strong engineering partnerships Clear progression opportunities within a growing security function Investment in learning and development, including time for upskilling How to Apply If you are interested in building secure, scalable products in a collaborative environment, apply now to find out more.

Senior Ruby on Rails Engineer Fulham (2/3 days on-site) 60,000 - 80,000 + Private Healthcare & Benefits This is an excellent opportunity for a Mid-to-Senior Ruby on Rails Engineer to join a start-up in a role where you will play a major part in future developments. This company is a Series A startup, breaking down barriers and making the world more accessible for everyone. Originally founded within the UK transport sector, they have developed award-winning, innovative solutions that prioritise dignity, safety, and inclusion for millions of users. In this varied role, you will move beyond feature development to focus on the stability, performance, and observability of the core Rails ecosystem. You will act as a trusted backend partner for Product and Platform teams, stabilising third-party integrations, improving background job efficiency, and utilising architectural documentation like C4 models to ensure long-term scalability. The ideal candidate will be a seasoned Ruby on Rails developer with deep expertise in PostgreSQL and background processing via Sidekiq and Redis. You should be highly proficient in building RESTful APIs, managing JSON serialisation, and implementing secure authentication methods like JWT or SSO. Beyond coding, you will possess knowledge of Docker and AWS, alongside the communication skills required to translate complex technical risks into clear operational priorities. This is a fantastic opportunity to join a purpose-led business during a period of international scaling. You will have the autonomy to own multiple backend systems, reduce operational risk across global integrations, and play a pivotal role in shaping the architectural future of a platform recognised for its excellence in accessibility and safety. The Role: Lead the evolution of core Ruby on Rails operational platforms. Optimise PostgreSQL performance and Sidekiq background job efficiency. Manage secure third-party integrations and RESTful API design. Partner with Platform teams on AWS and CI/CD reliability. The Person: Deep experience with Ruby on Rails and OOP. Expert in PostgreSQL tuning and complex query optimisation. Proficient with Docker, AWS, and containerised deployment workflows. Strong communicator, capable of leading production incident responses. Reference Number: BBBH(phone number removed) Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.