3 full stack developer jobs found in London

Senior Full Stack Developer (Contract) Outside IR35 | Remote | Up to £600/day Overview We're partnering with a specialist software consultancy delivering business-critical platforms across financial services and pensions. They're looking for a Senior Full Stack Developer who enjoys proper engineering - clean architecture, ownership of solutions, and working alongside experienced senior engineers and QA specialists. This is a hands-on delivery role (no line management, no ticket-factory environments) with meaningful technical influence across the full stack. What you'll be doing Designing and building end-to-end full-stack solutionsin a modern cloud environment Backend development using Python and C# Frontend development with TypeScript and React Working within Azure (Functions, Azure SQL, Service Bus, ADF) Contributing to architecture discussions, technical design, and code reviews Applying pragmatic AI-assisted/agentic engineering practices to improve delivery...

Senior Full Stack Developer - Outside IR35 - Contract - SC ideal We are looking for a senior full-stack developer to join our team, working collaboratively in a fast-paced environment with some ambiguity. This is a senior dev role with a focus on supporting more junior members of the team and sharing that with the existing tech lead. The product is a note-taking and summarisation tool for use in local government, for which the remaining technical work mainly comprises infrastructure, evals, technical improvements, and UCD-driven product features. Must have: Experience mentoring junior developers Previously given responsibility for a chunk of delivery Comfortable working in Python and Typescript + React Full-stack developer Nice to have: previous experience with AWS, Terraform, any UK government projects Slightly nice to have but lower priority: LLM/AI experience and Next.JS £600 per day outside IR35 Start date: 13/04/2026 End date: 30/10/2026...

Software Engineer (Java Focus) | up to £650 Outside IR35 | Active SC Clearance Required | 1 day a week on site in London Key Responsibilities Develop end-to-end web applications using Java 21/Kotlin (Spring Boot 3) and modern frontends utilising TypeScript and Nunjucks templates. Build and consume secure RESTful APIs and complex Middleware solutions that integrate seamlessly with distributed government systems. Architect asynchronous messaging patterns , utilising message brokers to handle high-volume, event-driven data flows and system-to-system communication. Design and maintain polyglot persistence layers , including SQL (PostgreSQL) and NoSQL databases, ensuring optimal schema design and data integrity. Own the full testing life cycle by adopting a "Devs-as-Testers" philosophy, writing comprehensive unit, integration, and end-to-end tests for every feature delivered. Manage Infrastructure as Code (IaC) using Terraform and Scripting to provision and...