21 jobs found

Application Software Engineer (Mid level - Senior), Degree, UI/UX, JavaScript Location: Cambridge, UK (Hybrid) Salary: 35,000 - 55,000 (depending on experience) The Company Join a pioneering AI and machine learning software house, led by award-winning entrepreneurs and known for pushing the boundaries of innovation. You'll be part of a collaborative, high-calibre team working on impactful, real-world projects, leveraging cutting-edge technologies including modern JavaScript libraries and front-end frameworks. What We're Looking For Education & Skills - A 2:1 or higher in Computer Science, Engineering, Physics, or a related field from a top university. - AAB or higher at A-levels. - Strong mathematical and analytical thinking skills. - Excellent communication and teamwork abilities, happy to be in a team and share ideas. Technical Skills - Exceptional with one or more of the following: Programming: Node.js, Python, Java, JavaScript (React, Angular, Vue.js), JavaScript libraries (React, Angular, Vue.js) - Databases: PostgreSQL, Elasticsearch, Redis - A proactive, problem-solving mindset and eagerness to learn. - Some UI or UX design work - Ideally a competent programmer in Java or Python to a high level - Someone that has been involved both backend and front end could do very well here. Experience - The sweet spot for the Application Software Engineer position is someone with three to five years industry experience in a cutting edge tech company. - Passion for software engineering and a desire to build scalable, high-quality applications. The Role As an Application Software Engineer, you'll: - Contribute to the design, development, and implementation of software applications. - Collaborate with a diverse and talented team of engineers. - Learn from an experience team whilst sharing your own ideas. - Designing smart web based applications, chance to work end back and front end. Why Join Us? - Work with a globally respected AI software company. - Competitive salary and benefits. - Hybrid working model with a collaborative office culture in Cambridge. - Learn from top experts in AI and machine learning. - Clear progression path and opportunities to grow your career. Application Process - Submit a CV that highlights your academic achievements and relevant experience. - Initial discussions will take place before your application is submitted to the employer. Ready to take the next step in your software engineering career? Apply now! Adecco is acting as an Employment Agency. We are an equal opportunities employer.

Application Software Engineer (Mid level - Senior), Degree, UI/UX, JavaScript Location: Cambridge, UK (Hybrid) Salary: £35,000 - £55,000 (depending on experience) The Company Join a pioneering AI and machine learning software house, led by award-winning entrepreneurs and known for pushing the boundaries of innovation. You'll be part of a collaborative, high-calibre team working on impactful, real-world projects, leveraging cutting-edge technologies including modern JavaScript libraries and Front End frameworks. What We're Looking For Education & Skills - A 2:1 or higher in Computer Science, Engineering, Physics, or a related field from a top university. - AAB or higher at A-levels. - Strong mathematical and analytical thinking skills. - Excellent communication and teamwork abilities, happy to be in a team and share ideas. Technical Skills - Exceptional with one or more of the following: Programming: Node.js, Python, Java, JavaScript (React, Angular, Vue.js), JavaScript libraries (React, Angular, Vue.js) - Databases: PostgreSQL, Elasticsearch, Redis - A proactive, problem-solving mindset and eagerness to learn. - Some UI or UX design work - Ideally a competent programmer in Java or Python to a high level - Someone that has been involved both Back End and Front End could do very well here. Experience - The sweet spot for the Application Software Engineer position is someone with three to five years industry experience in a cutting edge tech company. - Passion for software engineering and a desire to build scalable, high-quality applications. The Role As an Application Software Engineer, you'll: - Contribute to the design, development, and implementation of software applications. - Collaborate with a diverse and talented team of engineers. - Learn from an experience team whilst sharing your own ideas. - Designing smart web based applications, chance to work end back and Front End. Why Join Us? - Work with a globally respected AI software company. - Competitive salary and benefits. - Hybrid working model with a collaborative office culture in Cambridge. - Learn from top experts in AI and machine learning. - Clear progression path and opportunities to grow your career. Application Process - Submit a CV that highlights your academic achievements and relevant experience. - Initial discussions will take place before your application is submitted to the employer. Ready to take the next step in your software engineering career? Apply now! Adecco is acting as an Employment Agency. We are an equal opportunities employer.

Java Full Stack Developer/Engineer Birmingham Based £40,000 to £50,000 depending on experience A well established technology firm is looking for a full stack developer/engineer to join their team to take ownership and direction of massive software development projects directly impacting millions of customers, If you have a strong passion for software development and a keen interest to develop your Java skills further then this is the perfect opportunity for you. You will play a pivotal role within the organisation as you will be taking control of the systems from the first line of code to design and maintain the entire application stack. As a Java full stack developer you will do the following tasks Backend: Write the main server code using Java and Spring Boot to handle the application's core logic and communication. Frontend: Build the customer-facing screens and features that are responsive on all devices, using modern tools like React JS. Data & Hosting: Manage the application's storage (like MySQL and MongoDB) and help put the final application online in the AWS cloud. Quality Check: Write automated tests to ensure the software works perfectly and has no bugs. Essential Skills Degree in computer science or equivalent experience Experience using the following core technologies: Java, React JS, HTML AWS Cloud 1 to 2 years hands on experience working in Java full stack development role (both on the front and Back End) Desirable skills Microservice based architecture Birmingham Based | 5 days on site | £40,000 to £50,000 depending on experience If you are a passionate Java developer with experience in front and Back End development searching for your next challenging role then this is the perfect opportunity for you. If the above seems of interest to you then please send me your CV to (see below) or apply directly to the AD! 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.

Job Title: Tech Lead Working hours: 37.5 hours per week, Monday to Friday Location: Liverpool Salary: 70,000 - 85,000 depending on experience Your Impact We're looking for a Tech Lead to guide a talented, cross-functional squad as they design, build and deliver products that make a real difference for our customers You'll lead a team made up of backend and frontend developers, QA and automation testers, designers, product managers and business analysts. Together, you'll create and evolve high-quality software using modern engineering practices and a microservice architecture built on Azure As Tech Lead, you'll be hands-on with the code while supporting others to grow. You'll set technical direction, drive standards and help shape how your squad works, with real autonomy and trust. You'll collaborate closely with the Architecture Team to ensure your services fit seamlessly into our broader platform and long-term technical strategy What You'll Do Lead a multidisciplinary squad to deliver high-quality, production-ready software Design and build scalable microservices in .NET and Azure Contribute to the evolution of our microservice architecture and integration patterns Collaborate with frontend developers working in React and Next.js to deliver seamless user experiences Partner with product managers, BAs and designers to translate customer needs into clear technical plans Work closely with QA and automation testers to ensure quality and reliability are built in from the start Stay hands-on with code while mentoring developers and promoting best practices Drive technical discussions, champion clean architecture and improve our engineering standards Contribute to wider engineering initiatives, including developer experience and shared tooling Our Tech Stack Backend:C#, .NET 8.0, Redis, MongoDb, SQL Server, Entity Framework, MassTransit, Mediator Frontend:React, Next.js, TypeScript Infrastructure: Azure, Docker, Kubernetes (AKS), Nginx, RabbitMQ Architecture: Microservices, Event-driven patterns, Clean Architecture Observability and Monitoring: Grafana, Loki, Sentry, PostHog Tooling and Practices: Git, CI/CD pipelines, Agile methodologies What We're Looking For Proven experience leading software delivery within a microservice-based environment Strong technical background in .NET and Azure Comfortable working across the stack, with deeper expertise in backend systems Experience mentoring and guiding developers in a collaborative, agile setup Product-focused mindset with an understanding of trade-offs between speed, scalability and user experience Excellent communicator who brings clarity and empathy to technical discussions Passion for clean, maintainable code and continuous improvement Curious and proactive, always looking for better ways to build, measure and deliver Why Join Us Real autonomy to shape how your squad designs, builds and delivers software A modern, cloud-native architecture that encourages experimentation and ownership Work with talented developers, designers, testers and product professionals who care about what they build Influence technical decisions that shape the direction of our products and platforms Opportunities to grow into staff, principal or architecture-focused leadership roles A supportive, transparent culture where craftsmanship, curiosity and learning are celebrated Regular opportunities for professional development, conferences and innovation time Values we share: We run through walls for our customers and each other We challenge the status quo We succeed when we help those around us succeed We decide quickly when the smart thing to do is use our judgement Benefits: 35 days' holiday (including bank holidays) with additional buy/sell options 24/7 mental health support & free counselling available Grow with us: Through career fairs, leadership programs, and learning on the go Flexible benefits, including early access to salary via our internal platform Hybrid working options to support work-life balance and individual needs Recognition awards, social events & more Our Commitment to our colleague's: Mindful Employer - championing mental health and wellbeing Disability Confident Level 1 & 2 - creating accessible, inclusive opportunities Menopause Friendly accredited - supporting every stage of life Armed Forces Covenant signatory - honouring those who serve Great Places to Work 2024/25 - fostering an engaging and positive workplace culture Best Place to Work for Development - proud to be investing in people's future Best Place to Work for Women - breaking down barriers to women's career progression Candidates with experience or relevant job titles of; Technical Lead, Technical Team Lead, Technical Engineering Lead, Lead Programmer, Lead Software Engineer, Technical Architect, Solutions Architect, Technical Project Manager, Technical Manager, Technical Account Manager, Technical Engineering Manager, Principal Software Engineer, Principal Architect, Software Engineering Manager, Systems Engineer, Insurance IT Specialist, Insurtech Specialist, Cyber Insurance Specialist, Product Development Manager, Functional Lead (Insurance) will all be considered.

GenAI Full Stack Engineer - Consultant / Senior Consultant Salary: 45,000 - 70,000 pa + 4,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid / 2 x days per week - Travel to client site Base Locations: London, Manchester, Newcastle, Glasgow Overview: We're looking for a GenAI Full Stack Engineer who is passionate about solving real-world challenges through technology. You'll work closely with senior stakeholders both internally and within key clients to create GenAI strategies that translate business issues into relevant technical solutions and competitive propositions that are scalable, secure, and sustainable. Your Role: Collaborate with the team to develop GenAI proof-of-concepts (POCs) for clients using technologies like Retrieval-Augmented Generation (RAG) and intelligent agents. Scale existing POCs to production-ready solutions for customer use. Design and develop Full Stack applications for both GenAI and non-GenAI projects. Support the development of infrastructure to enable robust end-to-end solutions. Grow your skills by exploring and experimenting with emerging technologies, including GenAI. Your skills and experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency in AWS or Azure for hosting and deployment. Containerization and Orchestration: Hands-on experience with Docker, Kubernetes, and Docker Compose. Infrastructure as Code (IaC): Exposure to tools like Terraform. Monitoring Tools: Familiarity with LLM monitoring tools like Langsmith, Langfuse, or similar. CI/CD: Experience with continuous integration and deployment tools such as GitLab, GitHub, or Jenkins. Vector Databases: Experience with and (but not limited to) ChromaDB, Pinecone, PGVector, MongoDB , Qdrant etc. NoSQL: Familiarity with NoSQL databases (e.g., MongoDB preferred). SQL: Experience working with SQL databases like PostgreSQL. Proficient in Git and version control platforms like GitHub, GitLab, etc. To be successfully appointed to this role, it is a requirement to obtain Security Check (SC) clearance. If you're ready to take the next step in your career and thrive in a fast-paced, innovative environment, we want to hear from you! Please send updated CV to

Location: Cambridge (CB4) Job Type: Permanent Hours: 37.5 per week Salary: Competitive Job Reference: 35907 Polytec are seeking a Full-Stack Engineer to join our Cambridge based client as a key early hire, helping to design, develop and deploy the core web and mobile applications that power their technology. This is a high-impact role for an adaptable, proactive engineer who thrives in fast-paced startup environments, enjoys working across the full stack and takes deep ownership of their work. You'll be a key contributor to the technical strategy, shaping product direction while also delivering hands-on engineering. If you enjoy solving complex engineering challenges and building technology that directly improves lives-this role is for you. Responsibilities: - Design, build and maintain scalable, secure web and mobile applications using Nuxt, Vue and Ionic/Vue - Develop and integrate APIs and workflows across physical devices, mobile apps, cloud infrastructure and frontend systems - Ensure high performance, security, and scalability across all applications - Influence engineering and product decisions as a key early hire, reporting directly to the CTO - Write clean, well-structured, testable code following industry best practices - Debug, optimise and refine existing applications to improve reliability and user experience - Collaborate with clinical, firmware and engineering teams to deliver user-centric solutions - Lead the development of new features and enhance existing functionality - Contribute to architectural decisions and help shape the broader technical strategy Requirements: - 5+ years of full-stack development experience, ideally in a startup or fast-paced environment - 5+ years working with React/Vue, Nuxt/Next, Node.js, TypeScript, PostgreSQL and Redis - 5+ years developing mobile applications using Ionic - Strong experience in API development, authentication and database design (DynamoDB and PostgreSQL) - Demonstrable technical excellence via public demos, project pages, open-source contributions, etc. - Strong problem-solving skills and a detail-oriented approach - Excellent communication and stakeholder management abilities - Ability to work cross-functionally with multiple teams - Must be eligible to work in the UK without sponsorship - Bonus: experience with FastAPI, RabbitMQ, Kafka, DevOps practices, AWS workflows, CI/CD pipelines, distributed systems, or containerised microservices Please contact us as soon as possible for more details or apply below!

Are you a Java Full Stack Engineer looking to work on cutting-edge, high-impact digital solutions? Do you want to use your expertise to help shape major transformation programmes across government and secure environments? If you're driven by innovation, value collaboration, and enjoy solving complex technical challenges, we'd love to hear from you. Java Full Stack Engineer (DV Cleared) Consultant Level - Digital Excellence Salary: 46,330- 55,000 Base Locations: London, Manchester, Newcastle or Glasgow Organisation : Global leading IT Consulting Business (Applicants must hold active DV clearance) Are you a Java Full Stack Engineer looking to work on cutting-edge, high-impact digital solutions? Do you want to use your expertise to help shape major transformation programmes across government and secure environments? If you're driven by innovation, value collaboration, and enjoy solving complex technical challenges, we'd love to hear from you. The Role As a DV Cleared Java Full Stack Engineer, you'll turn visionary ideas into real-world solutions for clients tackling some of the UK's most complex challenges. You'll design and build modern applications leveraging technologies such as Java (Spring Boot), NodeJS, RESTful microservices, React, NoSQL and cloud platforms, all while working closely with multi-disciplinary teams. You'll work on a broad variety of projects - from greenfield builds to large-scale modernisation - with a strong focus on delivering secure, scalable and high-performance digital services. Key Responsibilities Design and deliver high-quality microservices using Java (Spring Boot) Build user-centric front-end applications using JavaScript/TypeScript, React, HTML and CSS Develop cloud-native solutions on platforms such as AWS or Azure Use CI/CD pipelines and version control tools to ensure high-quality engineering Collaborate in agile, cross-functional teams Participate in a 24/7 on-call rota where required Work on-site in Central London when needed Required Skills & Experience Active Developed Vetting (DV) clearance Strong experience building microservices with Java/Spring Boot Front-end engineering experience with React & TypeScript/JavaScript CI/CD experience (GitLab, GitHub, Jenkins) Proficiency with Git and cloud technologies Experience with Docker and agile delivery Desirable Skills Terraform or other IaC tools NoSQL (ideally MongoDB) or relational databases (e.g., Postgres) Apache NiFi Web standards, accessibility and development best practice Bonus Experience Microservices in C#/.NET Integrating LLMs with tools like LangChain or Vercel AI Additional Information You must be fully flexible for client assignments, which may involve short-notice travel You must have the right to live and work in the UK and be able to provide documentary proof DV clearance is essential and mandatory for this role If you're an experienced full stack engineer who enjoys working in secure, impactful environments and wants to grow within a supportive technology community, we'd love to hear from you. Apply now and help shape the next generation of digital excellence.

As a Typescript Full Stack Engineer, you'll design, develop and deliver modern applications and microservices that solve complex client challenges. You'll work with technologies including React, NextJS, Vite, NodeJS and RESTful microservices, alongside cloud platforms and containerised environments. Typescript Full Stack Engineer - Consultant Salary: 45,000- 55,721 base plus benefits, perks, and healthcare options! Base Locations: London, Manchester or Glasgow (Hybrid working) Organisation : Global IT Consultancy About the Role As a Typescript Full Stack Engineer, you'll design, develop and deliver modern applications and microservices that solve complex client challenges. You'll work with technologies including React, NextJS, Vite, NodeJS and RESTful microservices, alongside cloud platforms and containerised environments. What You'll Do Build high-quality microservices using NodeJS Develop responsive, modern front-end applications using React , Typescript , JavaScript Work with NextJS and Vite to build fast, scalable front-end solutions Deliver cloud-native applications using AWS or Azure Contribute to robust CI/CD pipelines (GitLab, GitHub, Jenkins) Use containerisation tools such as Docker and Docker Compose Collaborate closely in agile teams across engineering, design and product Apply best practice in security, quality and maintainability What We're Looking For Required Strong experience building microservices with NodeJS Front-end engineering experience using React + Typescript/JavaScript Experience with NextJS and Vite Cloud experience (AWS or Azure) Knowledge of Git and Git-based version control tools Experience with CI/CD (GitLab, GitHub, Jenkins) Experience with Docker / Docker Compose Strong background working in agile delivery teams Desirable Terraform or other Infrastructure-as-Code tools NoSQL databases (especially MongoDB) or SQL (e.g., Postgres) Understanding of web standards, accessibility and development best practice Bonus Skills Building microservices in C# or Java Integrating LLMs (e.g., LangChain, Vercel AI) Using the (url removed) Design System and Nunjucks What You'll Love You'll join a community that values technical excellence, continuous learning and collaboration. Expect: Exposure to high-profile digital transformation programmes Access to extensive training and certifications across cloud, DevOps, engineering, cybersecurity and agile A dedicated international learning campus for immersive training experiences Monthly team events, digital showcases, breakfasts and away days Hybrid working and flexibility to support your work-life balance Strong wellbeing support, including wellbeing apps and trained mental health champions Ready to shape the next generation of digital excellence? If you're a talented full stack engineer who wants to build innovative products, grow your skills and make a real impact, we'd love to hear from you. Apply today.

You'll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. Java Full Stack Engineer - Consultant / Senior Consultant Salary: 45,000- 70,748 Base locations: London, Manchester or Glasgow (Hybrid working) Organisation : Global IT Consultancy Are you a passionate Java Full Stack Engineer looking to build modern, impactful digital solutions across a range of transformation programmes? This is an opportunity to join a dynamic, fast-growing engineering community where you'll work with cutting-edge technologies and deliver meaningful outcomes for clients across the UK. About the Role As a Java Full Stack Engineer, you'll be responsible for designing, building and delivering high-quality digital products that solve complex business challenges. You'll work closely with cross-functional teams, applying engineering best practice, innovation and a consultative mindset to shape solutions from end to end. You'll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. This role is ideal for engineers who enjoy variety, value continuous learning and want to push forward modern engineering standards within diverse client environments. What You'll Do Deliver high-quality microservices using Java (Spring Boot) Build responsive front-end applications using React, TypeScript/JavaScript, HTML and CSS Design and build cloud-native solutions using AWS or Azure Use Git-based version control and CI/CD tooling (GitHub, GitLab, Jenkins) Implement containerisation using Docker & Docker Compose Contribute to agile teams, collaborating closely with product owners, designers and fellow engineers Apply engineering best practices, clean code principles and secure delivery standards What We're Looking For Required Strong experience building microservices with Java (Spring Boot) Experience developing front-end applications with React & TypeScript/JavaScript Proficiency with Git and online repo tools (GitHub, GitLab etc.) Experience with CI/CD pipelines Knowledge of cloud platforms such as AWS or Azure Experience using Docker Comfortable working in agile delivery environments Desirable Terraform or other Infrastructure as Code tools Experience with NoSQL databases (e.g., MongoDB) or SQL (e.g., Postgres) Understanding of web standards, accessibility and development best practice Experience with Apache NiFi Bonus Skills Microservices in C# Integrating LLMs (e.g., LangChain, Vercel AI) Experience using the (url removed) Design System and Nunjucks What You'll Love You'll be part of a culture that prioritises learning, collaboration and innovation. Expect: Exposure to high-profile transformation programmes Access to extensive training and certifications across cloud, security, DevOps, agile and engineering disciplines Regular knowledge-sharing sessions and digital showcases Opportunities to attend a dedicated training campus near Paris Monthly team drinks, breakfasts and away days for connection and development Hybrid working and flexibility to support work-life balance Strong wellbeing support, including mental health champions and wellbeing apps Additional Information You must be fully flexible for UK-wide client assignment travel as required Right to live and work in the UK is essential Hybrid working applies; office base will be London, Manchester or Glasgow Ready to take the next step? If you're an ambitious full stack engineer looking to work with leading technologies, grow your expertise and deliver meaningful impact, we'd love to hear from you. Apply today and help shape the next generation of digital excellence.

Job Title: Full Stack Software Engineer (React/Python/AWS) Location: up-to 2x/week in Leeds Rate: £500/day Inside IR35 Employment Type: Contract We're looking for a talented Full Stack Software Engineer with a focus on delivering high-quality, user-centric products. This role leans towards the Front End (70%) , working primarily with React , while also contributing to the Python-based Back End . You'll also play a key role in shaping and scaling AWS infrastructure , so strong cloud experience is essential. Tech Stack: Front End: React, Next, HTML5, CSS3 Back End: Python (FastAPI/Flask/Django) Cloud: AWS (EC2, Lambda, S3, CloudFormation/CDK, RDS, etc.) CI/CD & DevOps: GitHub Actions, Docker, Terraform Testing: Jest, React Testing Library, Pytest What You'll Be Doing: Building intuitive, responsive, and accessible UIs using React and modern JS tooling Designing and developing scalable APIs and Back End logic in Python Working closely with designers, product managers and other engineers to bring ideas to life Deploying, maintaining, and optimising infrastructure on AWS Writing clean, testable code and participating in code reviews Contributing to architectural decisions and technical strategy What We're Looking For: Proven experience in full stack development with a strong bias toward Front End Deep expertise in React and Front End best practices Solid Back End experience with Python Strong AWS skills and experience deploying production systems in the cloud Experience working in an Agile environment Familiarity with DevOps tooling and CI/CD pipelines A collaborative mindset and great communication skills Nice to Have: Experience with serverless (eg AWS Lambda) Exposure to data pipelines or Real Time systems Familiarity with design systems or component libraries Apply now or email for more information.

Full Stack JavaScript Developer (Mid-Level) Salary: 65,000 - 70,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid / 2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). Your Role: We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Designing, developing, and maintaining both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. Collaborating with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to existing systems. Participating in agile development processes, including sprint planning, daily stand-ups, and retrospectives. Conducting thorough code reviews to ensure code quality, performance, and adherence to best practices. Contributing to improving our teams' development processes, tools, and techniques to enhance productivity and product quality. Working closely with clients and internal teams to understand requirements, provide technical guidance, and deliver solutions that exceed expectations. Staying up to date with the latest industry trends and technologies and drive continuous learning and innovation within the team. Your skills and experience Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at least one modern front-end framework (Nest.js, Remix.js). Proficiency in HTML5, CSS3, and JavaScript (ES6+). Experience with TypeScript and modern development tools and practices. Experience of Test Driven or Behaviour Driven Development. Knowledge of Cloud-Native development and serverless architectures (AWS, Azure, Google Cloud). Familiarity with CI/CD pipelines and DevOps practices. Security Clearance Requirements: You must be eligible for Security Check (SC) clearance. Applicants must have resided continuously in the UK for the past 5 years. If you're ready to take the next step in your career and thrive in a fast-paced, innovative environment, we want to hear from you!

Senior Full Stack JavaScript Developer Salary: 77,000 - 82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid / 2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Provide technical leadership and mentorship to a team of developers, guiding them through collaboration, innovation and facilitation to ensure best practices and high-quality code. Design, develop, and maintain both front-end components of web and mobile applications using React, Angular, TypeScript, Bootstrap 5, HTML, CSS Apply Test Driven Development (TDD) practices using tools such as Karma to ensure robust and reliable code. Leverage AI-augmented development tools like GitHub Copilot to accelerate coding, improve consistency, and reduce boilerplate. Collaborate with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to existing systems. Continuously improve our teams' development processes, tools, and techniques to enhance productivity and product quality. Work closely with clients and internal teams to understand requirements, provide technical guidance, and deliver solutions that exceed expectations. Your skills and experience Design, develop, and maintain both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience using AI-assisted development tools (e.g. GitHub Copilot) to enhance productivity and code quality. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at least one modern front-end framework (Nest.js, Remix.js). A track record in a lead or senior developer role, with experience of mentoring and guiding development teams. Proficiency in HTML5, CSS3, and JavaScript (ES6+). Security Clearance Requirements: You must be eligible for Security Check (SC) clearance. Applicants must have resided continuously in the UK for the past 5 years. If you're ready to take the next step in your career and thrive in a fast-paced, innovative environment, we want to hear from you!

Senior Full Stack Developer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Developer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guide and develop the skills of junior engineers. Optimize components for maximum performance across a vast array of web- capable devices and browsers. Maintain code and write automated tests to ensure the product is of the highest quality. Lead the development team in implementing methodologies that enhance project quality and speed. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Developer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript and experience with infrastructure as code using Terraform. Understanding of RESTful APIs and web application architecture. Experience in a start-up environment. Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent experience. Familiarity with RESTful APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Senior Full Stack Developer / Senior Full Stack Engineer / Full Stack Developer / Full Stack Engineer / Software Developer / Software Engineer / Senior Developer / Senior Engineer / Senior Software Developer / Senior Software Engineer

Senior Full Stack Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guide and develop the skills of junior engineers. Optimize components for maximum performance across a vast array of web- capable devices and browsers. Maintain code and write automated tests to ensure the product is of the highest quality. Lead the development team in implementing methodologies that enhance project quality and speed. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Engineer - Experience Required Proven experience as a Senior Full Stack Engineer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript and experience with infrastructure as code using Terraform. Understanding of RESTful APIs and web application architecture. Experience in a start-up environment. Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent experience. Familiarity with RESTful APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Senior Full Stack Developer / Senior Full Stack Engineer / Full Stack Developer / Full Stack Engineer / Software Developer / Software Engineer / Senior Developer / Senior Engineer / Senior Software Developer / Senior Software Engineer

Senior Full Stack Developer Manchester City Centre(2 days per week onsite) Up to £70,000+Benefits My client is a rapidly scaling, cutting edge hospitality platform changing the way venues connect with their customers. They are looking for an experienced senior product-focused full stack engineer who's excited by building user-facing features and has a strong sense of ownership over the outcome. This is a hands-on role, with responsibility for designing, building, and maintaining high-quality software - and contributing to the practices and culture of the wider team. You will: Lead by example on delivery, product thinking and engineering quality. Help define and deliver user-facing features that solve real problems. Collaborate with product, design, and stakeholders from idea to release. Build scalable, maintainable, well-tested software across the stack. Improve our ways of working and coach a growing team. Contribute to technical decisions on architecture, infrastructure, and tooling Tech Stack: You don't need to be a specialist in every language or tool we use - great engineers can learn. What matters most is a strong foundation in modern engineering best practices such as automated testing, continuous delivery, and building software that scales. Frontend: React.js (including Next.js, TypeScript, Tailwind) Backend: .NET Core (C#), exposing RESTful APIs Database: Microsoft SQL Server and MongoDB Infrastructure: AWS (ECS with Fargate), provisioned using Terraform. CI/CD: GitHub Actions For an immediate MS Teams interview please send your cv to Peter Bibby on the email address below

Senior Frontend Developer £50,000 - £60,000 Guildford Hybrid At Jonothan Bosworth Recruitment Specialists, we're looking for a Senior Frontend Developer to lead the development of modern, scalable web applications, to join a fast-growing technology provider This is a chance to play a pivotal role in shaping frontend engineering practices, driving innovation, and creating seamless user experiences. You'll use React, TypeScript, and JavaScript to architect and deliver outstanding user interfaces, collaborating with cross-functional teams and mentoring junior developers. What You'll Do Lead the design, development, and optimisation of web applications with React, TypeScript, and Next.js Collaborate with designers, backend engineers, and product managers Architect reusable components and scalable UI patterns Write clean, maintainable code with strong testing practices Ensure responsive design, accessibility, and cross-browser compatibility Troubleshoot performance bottlenecks and UI/UX issues Mentor developers and contribute to team-wide best practices What We're Looking For 5+ years' experience in frontend development Strong expertise in React, JavaScript (ES6+), TypeScript, Next.js Skilled with CSS3, HTML5, and build tools (Webpack, Babel, etc.) Knowledge of state management frameworks (Redux, Zustand) Understanding of Node.js and backend principles Experience with RESTful APIs & testing frameworks (Jest, RTL) Strong focus on performance, scalability & accessibility Clear communicator, problem-solver, and team player Experience with React Native or mobile frameworks, exposure to CI/CD pipelines and Agile ways of working, and prior mentoring/leadership experience are all advantages. Professional growth and wellbeing, with benefits including: Health cash plans & enhanced parental leave, ongoing training and career development opportunities, fun team events & industry networking opportunities, an inclusive, supportive environment where you can thrive Contact Claire at Jonothan Bosworth Recruitment Specialists today to learn more. MM_01_FED _CE We are committed to diversity, inclusion, and equality. As an equal opportunities employer, we celebrate diversity and are active advocates against modern slavery. We prohibit any form of discrimination or harassment based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic.

Full Stack AI Software Engineer - Full Remote UK - £90,000 + Equity This role requires a software engineer with experience in implementing RAG pipelines and Vector Search (and hybrid AI searches, preferably). The client I am working with is an AI focused start-up backed by a £1.7M pre-seed investment. They are on a mission to streamline the deal making process, with the founders having had firsthand experience of the lengthiness and challenges of deal processes in the past. Their stack spans across back end, front end, data and crucially AI.This is a great opportunity for an entrepreneurial software engineer who wants to play a part in shaping the technical vision of this business and work on their product from an early stage. What you'll work on: Backend APIs (Python/FastAPI): Build and maintain secure, high-performance services that drive AI features and data access at scale. RAG & vector search: Design and improve retrieval pipelines (embeddings, chunking, hybrid search, ranking, feedback loops), owning schema design, latency, and relevance across vector databases. LLM integration: Connect and orchestrate large language models (OpenAI, Bedrock, etc.), manage prompts, tools, safeguards, and evaluation. Data pipelines: Ingest, clean, and transform structured and unstructured data; design efficient schemas (Postgres/NoSQL) for search and analytics. Frontend (React/Next.js): Deliver user-friendly, performant UIs that make AI-powered features (search, filters, explanations, citations) clear and accessible. Architecture: Shape a modular, scalable platform on AWS (ECS), separating ingestion, retrieval, reasoning, and delivery. Quality & reliability: Ensure reliability through testing, CI/CD, observability (metrics/tracing for LLM and retrieval paths), and performance optimisation. Collaboration: Partner with product and leadership teams, mentor peers, and play a role in shaping technical direction. Innovation: Explore and recommend new technologies, frameworks, and methods for both full-stack and AI development. Requirements: A motivated, hands-on engineer with an ownership mindset, strong communication skills, and a collaborative approach. 5+ years' experience in full-stack development. Strong background in RAG systems , vector databases (pgvector, FAISS, Weaviate, Elasticsearch k-NN), embeddings, and hybrid search methods. Practical knowledge of chunking strategies, indexing, precision/recall trade-offs, reranking, and evaluation techniques. Proficient in Python (FastAPI) and React/Next.js . Solid experience with both SQL and NoSQL databases (Postgres, DynamoDB, etc.). Exposure to LLMs, embeddings, and vector search APIs . Strong understanding of data engineering , schema design, ETL, and optimisation. Proficiency with cloud (AWS preferred) and containerised deployments (Docker, ECS). Knowledge of secure coding practices and managing sensitive data. Excellent communication, problem-solving, and leadership skills. Nice to have Experience with rerankers (e.g., cross-encoders), hybrid retrieval (SQL + vectors), query expansion, or lightweight knowledge graphs. Familiarity with LLM evaluation tooling (LangChain, LlamaIndex, OpenAI Evals) and observability for cost, relevance, and latency. Background in B2B data products or fintech.

Front-End Developer Hybrid London (2 days a week) Up to £75,000 + Benefits Are you passionate about building interactive, user-friendly web applications that make a real impact? We're partnering with a cutting-edge tech company combining distributed computing, simulation, and machine learning to revolutionise urban transport systems - and they're looking for a Front-End Developer to help take their platform to the next level. Why this role? Be part of a mission-driven team improving the way cities move and operate. Work on FlowOS , a flagship product already being adopted by some of Europe's biggest public transport operators. Hybrid flexibility: London office 2 days per week with balance to work remotely. Join a diverse, ambitious team of engineers, data scientists, and urban modelling experts. ? What you'll be doing: Designing, implementing, and testing front-end applications for FlowOS. Contributing across the full development lifecycle: from feature conception to release and customer testing. Choosing the right tools and influencing the long-term strategy for the front-end tech stack. Working in a cross-functional team, sharing responsibility for development, integration, and deployment. Building impactful solutions using technologies such as React, D3.js, MapBox, and client-side databases . Growing into a role with ownership and technical leadership as the web development team expands. ? What we're looking for: 3+ years of commercial experience building interactive web applications with JavaScript/TypeScript and React . Experience with Node.js, Webpack , and modern development workflows. Strong understanding of client-side performance, cross-browser compatibility, and RESTful APIs . Experience with testing frameworks (e.g., Jest, Enzyme ) and UI tools (e.g., Figma ). A passion for building maintainable, scalable, and high-quality software. Strong communication skills and a collaborative mindset. ? Bonus skills: Data visualisation (e.g., D3.js ) or scientific visualisation experience. Mapping tools (e.g., MapBox ) or real-time applications (e.g., WebSockets). Package & Benefits: Salary up to £75,000 . Hybrid working - London office twice per week . A supportive, innovative, and collaborative culture. Career development support through training and mentoring. The opportunity to make a tangible impact on urban mobility and sustainability.

Lead TypeScript Engineer Weekly visits to Central Bristol Salary Range: Circa £90k Would you like to spend your day-job helping the UK become net-zero?These opportunities don't come around too often - I'm working with a start-up who are supporting the UK with its goal of becoming Net Zero by 2050!The work you'll do will genuinely help save the planet!They're currently a team of 10+ and want to add a Lead Engineer to their existing team of amazing engineers in Bristol (the calibre in the team is exceptional!). After launching in early 2024, they've already built an impressive customer base & significant revenue generation. Their next step is to develop their suite of products further as they look to cover new areas within the renewable energy sector.You'll be split across working on a range of complex engineering challenges and leading a small team of engineers. This is an opportunity for someone who wants to take a step in the direction of leadership whilst also maintaining their impressive technical skills. You'll have strong skills across the JavaScript/TypeScript stack, and either experience of leading a small team or a strong desire to move into this capacity.This is an amazing opportunity for someone who either wants to make an environmental impact via reducing Carbon Emissions or someone who's excited by joining an early-stage start-up - or both! What you'll need Strong experience across the TypeScript stack (Node.js & React) Comfortable across both backend & frontend development, but can have a lean towards one area of the stack Ideally expertise in infrastructure/DevOps Experience in a fast-paced start-up environment or ability to operate in such an environment Previous experience of leading engineers or a strong desire to do so A passion for environmentally-focussed products or developing clever solutions for society-wide issues A strong user-focus; building products that focus on how they will impact the most important people - the users The ability to build things quickly at scale Highly collaborative and enthusiastic about working on a hybrid-working basis alongside amazing colleagues a couple of days a week in Bristol! Click the 'apply' button now to find out some more!