104 full stack developer jobs found

Job description   Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This...

Job description   Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This...

Full Stack Developer (Java +Angular) London, UK (Hybrid – Minimum 3 Days per Week Onsite) Contract (Inside IR35) : 12+ Months     Key Responsibilities Design, develop, test, and maintain full-stack web applications. Build responsive and intuitive user interfaces using Angular. Develop robust RESTful APIs and backend services using Java and Spring Boot. Work with MongoDB, SQL Server, and/or Snowflake to design and optimize data solutions. Collaborate with Product Owners, Architects, QA, and DevOps teams throughout the software development lifecycle. Write clean, maintainable, and well-tested code following industry best practices. Troubleshoot production issues and optimize application performance. Participate in code reviews and contribute to technical design discussions.   Required Skills & Experience Strong commercial experience as a Full Stack Developer. Expert knowledge of Angular....

We are seeking a Full Stack Developer to build and maintain scalable web applications and platforms in a mixed cloud (Azure and AWS) environment for a Government organisation. The successful candidate will work across the full software development lifecycle, from conception through to deployment, collaborating with cross functional teams to deliver high quality solutions that meet business objectives. This role requires experience in both front end and back end technologies, strong problem solving skills and familiarity with Agile methodologies.   As a  Full Stack Developer your main responsibilities will be to: Develop responsive, accessible and high-quality user interfaces using Next.js, React and TypeScript. Build and manage back-end services and APIs using Python and FastAPI/Flask. Develop APIs that integrate with search indexing technologies such as Elasticsearch. Collaborate with design and product teams to create intuitive user experiences....

ob Summary We are seeking a talented and motivated Full-Stack Developer to help us build a next-generation Web3 Social Platform . In this role, you will leverage the JavaScript/TypeScript ecosystem to develop robust frontend and backend solutions. While Web3 experience is a strong plus, it is not required —we highly value strong full-stack fundamentals and a passion for learning new technologies. Responsibilities Full-Stack Development : Build and maintain scalable web applications using JavaScript/TypeScript. Feature Implementation : Design and develop core social media features (e.g., user feeds, profiles, interactions) and RESTful/GraphQL APIs. Performance Optimization : Optimize database queries and frontend performance for a seamless user experience. Web3 Integration : (If experienced or upon learning) Integrate blockchain wallets, dApp architectures, and smart contracts. Collaboration : Work closely with product managers and...

Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position requires a solid understanding of...

Full Stack Developer (Java +Angular) London, UK (Hybrid – Minimum 3 Days per Week Onsite) Contract (Inside IR35) : 12+ Months     Key Responsibilities Design, develop, test, and maintain full-stack web applications. Build responsive and intuitive user interfaces using Angular. Develop robust RESTful APIs and backend services using Java and Spring Boot. Work with MongoDB, SQL Server, and/or Snowflake to design and optimize data solutions. Collaborate with Product Owners, Architects, QA, and DevOps teams throughout the software development lifecycle. Write clean, maintainable, and well-tested code following industry best practices. Troubleshoot production issues and optimize application performance. Participate in code reviews and contribute to technical design discussions.   Required Skills & Experience Strong commercial experience as a Full Stack Developer. Expert knowledge of Angular....

  Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position...

  Job description   Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global...

Job Summary PBShop is an employee-owned eCommerce business serving both wholesale and retail markets, supplying mainly books alongside a number of other entertainment products. As part of a significant IT transformation programme, we are seeking an experienced Full Stack Developer with a key focus on backend, high data throughput systems and ecommerce. This role will take ownership of the redevelopment of our core business platform. Our existing system is a bespoke application developed in C# on the Microsoft .NET platform, with Microsoft SQL Server as the underlying data store. In these early stages of the project the Stack is flexible and we’re looking for a highly capable IT professional with more general skills and experience rather than experience in particular languages and technologies. The role will be focussed exclusively on the planning, design and implement of a full system replacing a legacy system including data migration and development of a new...

About CACI From our headquarters in London, we're busy empowering organisations to make bold, strategic moves with the power of data and technology. Founded in 1975, our operations take place from multiple offices across the UK, Europe and India with over 1600 Full time employees and an annual turnover of £179m. Our expertise spans industries, from retail and education to public sector and transport - delivering intelligent solutions that drive progress and create measurable impact. Whether it's business intelligence, customer marketing, cloud infrastructure, cybersecurity, critical national infrastructure or data management, our approach is never one-size-fits-all. We don't just deliver solutions; we build for the tomorrow's world, all while fostering a culture that allows employees to be their authentic selves and succeed in their careers. About Network Services CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide...

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 18-May-2026 Req # 22635 Job description Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte....

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 06-May-2026 Req # 22634 Job description Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. The...

On behalf of HM Courts & Tribunals Service (HMCTS) we are looking for a Senior Full Stack Developer (Inside IR35) for a 12 month contract. Remote working with occasional office travel.  HM Courts & Tribunals Service is responsible for the administration of criminal, civil and family Courts and Tribunals in England & Wales. Their roles support service users and colleagues within HMCTS, where people and businesses access potentially life-changing justice. We're looking for individuals who are committed to public service and making a difference in people's lives to deliver justice. As a Senior Software Developer at HMCTS you will work with a wide range of stakeholders such as user researchers, product managers, designers, business analysts, delivery managers and digital architects, all of whom share a vision for making better government through smarter use of technology. You will innovate to radically transform public services for the better. As a...

On behalf of DWP, we are looking for a Senior Full Stack Developer for a 12 month (Inside IR35) contract based Hybrid in Newcastle, Leeds, Manchester, Blackpool or Birmingham . The team requires an experienced Senior Full Stack Developer with a strong backend engineering background to support current and future service demand. The role will complement existing capacity for day-to-day delivery and operational support while helping to modernise and enhance the Attendance Allowance service. Core Purpose The Attendance Allowance service has a delivery dependency on a wider Service Modernisation programme, requiring continued enhancement of the user journey while maintaining a stable and reliable service. Alongside delivering new features, the team is managing a range of competing priorities including technical debt remediation, ongoing service maintenance and support, GitLab migration activities, CI/CD pipeline improvements, dependency management and upgrades, peer...

Full Stack Developer - Outside IR35 - Contract - SC ESSENTIAL A rare opportunity to join our fast-growing technology company selling high-value software development services. You will be working within a Government department as part of an existing team to support the rollout of a new Database. Must have Kotlin (or, less preferably, Java) Spring GDS design system Nice to have AWS Terraform Thymeleaf Your approach You are passionate about delivering great technical quality, whether building greenfield solutions or improving the quality of legacy systems You hold your work to a high standard, with careful attention to visual quality, accessibility, and performance. You are excited by helping stakeholders achieve their goals through use of technology You enjoy collaborating with designers and product owners to innovate and devise great technical solutions to meet user needs You are comfortable with ambiguity and fast-paced, changing...

Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position requires a solid understanding of...

Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position requires a solid understanding of...

About Nimbus Generic chatbots are a dime a dozen; we’re building the brain behind the machine. Nimbus is an advanced, modular AI intelligence platform designed to move beyond chat and into the realm of complex multi-agent orchestration. We’ve built a sophisticated ecosystem, merging a compiled swarm runtime with a dynamic Client Context Ontology (Neo4j), to turn raw data into autonomous decision intelligence. At Nimbus, we don’t just provide answers; we provide a collaborative workspace where humans and AI agents solve high-stakes enterprise problems through traceable, beautiful, and deeply intuitive visualisations. We are building the future of how work actually gets done. The Role We’re looking for a Full Stack Engineer (Contract-to-Hire) who treats code as a craft and architecture as an art form. About This isn't just about building features, it’s about pioneering the end-to-end experience of a platform that lives at the edge of AI capability. You won't just be...

Job Summary We are seeking an innovative and technically proficient Startup Founder / Chief Technology Officer (CTO) to lead the development of a pioneering healthcare technology enterprise. This role involves strategic oversight of all technological aspects, ensuring the delivery of secure, scalable, and compliant solutions. The ideal candidate will possess extensive experience in systems engineering, network infrastructure, software development, and project management, with a passion for transforming healthcare through cutting-edge technology. This is a paid position suitable for a dynamic leader eager to shape the future of healthcare innovation. Duties Develop and execute the overall technological strategy aligned with business objectives, including system architecture, infrastructure, and product development. Lead the design and implementation of network infrastructure such as LAN, WAN, VPNs, firewalls, Cisco routers, and network security protocols in...