full stack developer contract jobs in London

Solutions Architect, Full-Stack Development, Enterprise AI, London, COR7660A Solutions Architect opportunity has opened up at a well-funded, fast-moving AI softwarecompany operating at the cutting edge of enterprise technology. This is a hands-on, high-impact role where you will be embedded directly with major enterprise customers, designing and delivering...

About usOoga Booga is Berachain’s pioneering and native liquidity aggregator, designed to seamlessly and efficiently orchestrate swap executions. Our platform is dedicated to optimizing user journeys on our intuitive frontend while also serving as the preeminent facilitator for swap executions throughout external dApps.Job DescriptionWe are on the lookout...

Location: Remote (UK-based) - Occasional Travel to London Clearance: SC clearance; or eligible for SC As a Full Stack Developer, you will discover, design, build, cloud-based applications and prototypes that support discovery work. You’ll work across both front-end and back-end development, helping teams explore, test, and validate new technical approaches...

Senior Full Stack Developer (Java / Python / ReactJS)No sponsorship | Inside IR35 Contract onlyLondon – Hybrid (2 days onsite)10+ Years ExperienceWe are looking for experienced Senior Full Stack Developers with strong expertise in Java, Python and ReactJS to build and maintain scalable, secure and high-performing applications.Key Skills & Experience:10+...

Java/AWS developer will be responsible for developing solutions and simulators as part of the end to end solution. The role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn.,Hands on experience with Java 8 or aboveHands on experience on...

IT Development Team Lead (Full Stack), Central LondonAn exciting Development Team Lead (Full Stack) role with a salary of £100,000 plus commission and career progression opportunities for a permanent role based in our Marylebone, London office.We are offering a fantastic opportunity for an experienced Development Team Lead (Full Stack) with an immediate...

Our client is a global professional services and technology consultancy.Our client is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. With our thought leadership and culture of innovation, we apply...

Role: Java React DeveloperType: PERMLocation: London, UKWorking Model: Hybrid (3 Days per week in Office)We are hiring a Full Stack Java/React Developer to build and deploy enterprise-scale distributed applications and microservices.The Tech Stack:Backend: Java (11/17), Spring Boot, Spring Security, Microservices.Frontend: React.js, TypeScript, JavaScript,...

The Opportunity We are seeking an experienced Full Stack C# Developer to join a high-performing technology team within a leading Tier 1 investment bank, working on critical FX trading technology. The role will focus on extending and ultimately replacing an existing legacy application built using C#, WPF and backend services. You will work closely with...

Role: Java React DeveloperType: PERMLocation: London, UKWorking Model: Hybrid (3 Days per week in Office)We are hiring a Full Stack Java/React Developer to build and deploy enterprise-scale distributed applications and microservices.The Tech Stack:Backend: Java (11/17), Spring Boot, Spring Security, Microservices.Frontend: React.js, TypeScript, JavaScript,...

Duration: 6 months (Possibility of extension or conversion to FTE)Location: Toronto or Waterloo (95% remote; occasional onsite attendance for training, working sessions, or team needs)After‑Hours Support: Required on a rotational basis (1–2 evenings/week for deployments) *Must be eligible for Reliability Clearance (Must have lived in Canada for the past...

4Square Recruitment Ltd is seeking a Full-Stack Software Developer for a remote, full-time role in the United Kingdom. You will build and maintain web applications that help organisations protect their systems and data, working across front-end and back-end to deliver secure, reliable software.You will own your work, contribute ideas and help refine how the...

Netcompany in London is seeking a Software Developer with QAT experience to join our technology consultancy team. You will contribute to the full software development lifecycle, including design, development, testing, and delivery for client projects.The role offers hands-on coding across front-end, back-end and integrations, with opportunities to work on...

Contract Full Stack Workday DeveloperContract | Full Stack Developer | Workday Extend | JavaScript / TypeScript | APIs | IntegrationsWe are looking for an experienced Full Stack Workday Developer to join a major transformation programme on a contract basis.This is a hands‑on development role requiring strong full stack engineering experience combined with...

Job ID: 379348Location: LondonType: Full TimeSalary: 65000Apply now, read the job details by scrolling down Double check you have the necessary skills before sending an application.- 75000 per annumPosted: 2026-10-29Senior React & Node Developer (AI & Full Stack)Location: London (Hybrid – 3 days per week)Salary: 65,000 – 75,000 Job Type: PermanentPlease...

Senior React & Node Developer (AI & Full Stack)Location: London (Hybrid - 3 days per week)Salary: £65,000 - £75,000Job Type: PermanentApplicants must have the right to work in the UK. Unfortunately, visa sponsorship is not available for this position.Build the Next Generation of AI-Powered ProductsWe're working with an innovative technology company that's...

We are looking for aSenior Full-Stack Developer to play a pivotal role in leading the design, development, and deployment of complex software solutions. You will architect and maintain data engineering pipelines, backend services, APIs, demonstrate consideration for design and UI/UX when building user interfaces, delivering reliable and scalable systems that...

Qualient Technology Solutions UK Limited is seeking a Java/AWS developer to build solutions and simulators within an end-to-end system. The role requires deep SDLC knowledge and strong technical skills, with an emphasis on Java 8+, Spring frameworks, REST APIs, and AWS services.You will work with PostgreSQL, Git/Jenkins, and Kubernetes in a microservices...

About WintonWinton is a research-based investment management company with a specialist focus on statistical and mathematical inference in financial markets. The firm researches and trades quantitative investment strategies, which are implemented systematically via thousands of securities, spanning the world's major liquid asset classes. Founded in 1997 by...

Our banking client is seeking a Intermediate Backend (Python) Software Developer to design, build and maintain secure, scalable APIs and integrations on an API gateway platform within the banking and industry (Hybrid, Calgary AB preferred - 1 day/week onsite)[-98].Overview: This is a backfill on a small team (1-5), building API products and solutions that...