46 full stack developer jobs found

  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...

    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....

  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...

  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...

Full Stack Developer (React + Python/FastAPI) Healthcare Software Glasgow, Scotland (hybrid, 2 days a week in the office) | £350 375/day | 6-month contract, Outside IR35 | Start 20/10/2026 MindClon builds healthcare and medicolegal software that handles sensitive personal data under UK GDPR and clinical governance obligations. We're moving our clinical-records product off Firebase onto a new platform: a React Front End, a Python/FastAPI API and background worker, PostgreSQL, and self-hosted language and speech models. The same containers run on Google Cloud and in on-premise installations with no Internet access. You'll build this platform with a small engineering team and the Chief Technical Officer. This is a mid-level role. You'll own features from requirement to production, with design review and support around you. What you'll do Build features end to end: React and TypeScript in the browser, and FastAPI endpoints with Pydantic validation, business...

Adrageous Media is looking for an experienced developer to take technical ownership of a multi-vendor marketplace connecting UK garden centres with customers. The platform brings together products from multiple garden centres into one storefront, with live stock and pricing, online payments, delivery and collection options, and dashboards for customers, merchants and administrators. Development is already underway. We need someone who can review the existing build, establish what is complete, identify any gaps and lead the remaining development through to launch. The role You will be responsible for: Reviewing the existing codebase, architecture and integrations. Building and completing the customer storefront, merchant portal and admin dashboard. Developing a shared product catalogue with listings from multiple sellers. Integrating POS data, including products, stock, prices and orders. Building reliable synchronisation processes with validation,...

Adrageous Media is looking for an experienced developer to take technical ownership of a multi-vendor marketplace connecting UK garden centres with customers. The platform brings together products from multiple garden centres into one storefront, with live stock and pricing, online payments, delivery and collection options, and dashboards for customers, merchants and administrators. Development is already underway. We need someone who can review the existing build, establish what is complete, identify any gaps and lead the remaining development through to launch. The role You will be responsible for: Reviewing the existing codebase, architecture and integrations. Building and completing the customer storefront, merchant portal and admin dashboard. Developing a shared product catalogue with listings from multiple sellers. Integrating POS data, including products, stock, prices and orders. Building reliable synchronisation processes with validation,...

Adrageous Media is looking for an experienced developer to take technical ownership of a multi-vendor marketplace connecting UK garden centres with customers. The platform brings together products from multiple garden centres into one storefront, with live stock and pricing, online payments, delivery and collection options, and dashboards for customers, merchants and administrators. Development is already underway. We need someone who can review the existing build, establish what is complete, identify any gaps and lead the remaining development through to launch. The role You will be responsible for: Reviewing the existing codebase, architecture and integrations. Building and completing the customer storefront, merchant portal and admin dashboard. Developing a shared product catalogue with listings from multiple sellers. Integrating POS data, including products, stock, prices and orders. Building reliable synchronisation processes with validation,...

INNOVO DATA LLP Full Stack Developer Java & Angular | Fully Remote Contractor Engagement   Innovo Data LLP is seeking a Full Stack Developer with strong Java and Angular experience to build and maintain applications for client projects. We are looking for someone who can contribute across the development lifecycle and work effectively with our UK and international teams.   What you'll do   Develop backend services and REST APIs using Java and Spring Boot. Build responsive, user-friendly interfaces using Angular and TypeScript. Integrate applications with databases and third-party services. Write maintainable code and carry out unit and integration testing. Investigate technical issues, improve performance and support releases. Collaborate with project teams and maintain clear technical documentation.   What we're looking for   Professional experience developing full stack...

Backend Developer — AI Data Services About The Role What if your C# expertise could directly shape the infrastructure powering the next generation of AI? We're looking for a Senior C# Full-Stack Engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve their models. This is a fully remote contract role with meaningful, high-impact work — the kind where your code doesn't just sit in a backlog, it actively influences how AI systems learn and behave at scale. Organization: Alignerr Type: Hourly Contract Location: Remote Commitment: 20–40 hours/week What You'll Do Design, build, and optimize high-performance C# systems supporting AI data pipelines and evaluation workflows Develop full-stack tooling and backend services for large-scale data annotation, validation, and quality control Improve reliability, performance, and safety across...

Job Description: Project Overview We are seeking a highly skilled and certified AWS Cloud Security & Frontend Engineer to conduct an intensive and comprehensive security assessment, infrastructure mapping, functional review and technical documentation of our platform. The target delivery window is 1–2 weeks. We are looking for an all-round Full-Stack Developer to work with us 5 days a week to also cover all aspects of our websites, including frontend and backend development, AWS infrastructure, deployment, maintenance, troubleshooting, security and SEO. The role requires someone who can take ownership of our web platforms and manage their ongoing development and performance. The business operates on Amazon Web Services (AWS) infrastructure, with Next.js cloud-based web applications, integrated Machine Learning APIs and a MySQL backend database. Scope of Work & Key Deliverables Application & Frontend Security Assessment: Evaluate Next.js...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description 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.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description 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.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description 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.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

IntellectEU is an international technology company focused on digital finance and emerging technologies. At IntellectEU we are on a mission to become the top-of-mind fintech company. We give rising talent and industry veterans the space to explore, launch ideas, and collaborate closely with our clients. Over the past two decades, we have earned our expertise in financial technology, executing on hundreds of complex integrations and co-creating new digital asset platforms alongside our clients. Location - London (UK). Type of cooperation - hybrid (2-3 days in the office). Responsibilities: Implement and operationalize core backend and frontend services with fault tolerance, security, and scalability. Build API-first services integrating blockchain networks, third-party provider solutions, and internal systems with strong consistency guarantees. Implement secure service communications using cryptographic signatures, key management, and zero-trust architecture...

Salary £400-£425 Outside Ir35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description   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...

Company Description At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of...

Home Careers ASP.NET Core & Blazor Developer ASP.NET Core & Blazor Developer · Bournemouth or remote, UK Build, modernise and support business-critical .NET on Azure Full-stack C# on ASP.NET Core and Blazor, deployed to Azure through pipelines you help own. You build new systems, bring established ones onto supported platforms, and support what you ship under a written SLA. How to apply Certification required ASP.NET Core & Blazor Azure App Service, Key Vault, DevOps 3+ years .NET web AZ-204 required Before you apply Open Microsoft Certified: Azure Developer Associate Held and current on the day you apply.Exam AZ-204 · required Two paragraphs about you and your work Your CV , Word or PDF Proof of AZ-204: Microsoft Learn transcript or Credly badge link Email careers@assemblysoft.com LocationBournemouth or remote, UK ContractContract, £300–£600 a day Experience3+ years delivering .NET web...

Home Careers ASP.NET Core & Blazor Developer ASP.NET Core & Blazor Developer · Bournemouth or remote, UK Build, modernise and support business-critical .NET on Azure Full-stack C# on ASP.NET Core and Blazor, deployed to Azure through pipelines you help own. You build new systems, bring established ones onto supported platforms, and support what you ship under a written SLA. How to apply Certification required ASP.NET Core & Blazor Azure App Service, Key Vault, DevOps 3+ years .NET web AZ-204 required Before you apply Open Microsoft Certified: Azure Developer Associate Held and current on the day you apply.Exam AZ-204 · required Two paragraphs about you and your work Your CV , Word or PDF Proof of AZ-204: Microsoft Learn transcript or Credly badge link Email careers@assemblysoft.com LocationBournemouth or remote, UK ContractContract, £300–£600 a day Experience3+ years delivering .NET web...

Systems Programmer — AI Data Pipelines About The Role What if your mastery of Rust could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a senior Rust engineer to design and build the high-performance data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve their models. This is a fully remote contract role working on real production systems — not toy projects. You'll be embedded alongside world-class data, research, and engineering teams, solving hard systems problems that have a direct impact on the trajectory of AI development. Organization: Alignerr Type: Hourly Contract Location: Remote Commitment: 20–40 hours/week What You'll Do Design, build, and optimize high-performance systems in Rust supporting large-scale AI data pipelines and evaluation workflows Develop full-stack tooling and backend services for data...