926 to 950 of 1,082 Full-Stack Development Jobs in London

Role : Mid level Full Stack Engineer Salary range: 60-70k Location : Central London (x1 day per week onsite - flex on day) Tech stack includes : React, Typescript, NodeJS, AWS serverless (DynamoDB, Lambda, AppSync GraphQL More ❯

Role : Mid level Full Stack Engineer Salary range: 60-70k Location : Central London (x1 day per week onsite - flex on day) Tech stack includes : React, Typescript, NodeJS, AWS serverless (DynamoDB, Lambda, AppSync GraphQL More ❯

Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 plus excellent stock options London Office - 2 days a week Next.js | React | Typescript | Node Are you a product-focused Senior More ❯

Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 plus excellent stock options London Office - 2 days a week Next.js | React | Typescript | Node Are you a product-focused Senior More ❯

Senior Full Stack Engineer – AI Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, hybrid 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads More ❯

Senior Full Stack Engineer – AI Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, hybrid 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads More ❯

Senior/Lead Full Stack Engineer TypeScript London - 85,000 - 95,000 You will work closely with the CTO on a daily basis - helping to make technical & architectural decisions to further improve their systems and taking More ❯

2* Senior Backend/Full Stack Ruby Developer – Profitable SaaS Scale-Up | Up to £85k + Excellent Benefits | Hybrid (London) I am working with a long term client of Opus, who is a profitable, investment-backed More ❯

2* Senior Backend/Full Stack Ruby Developer – Profitable SaaS Scale-Up | Up to £85k + Excellent Benefits | Hybrid (London) I am working with a long term client of Opus, who is a profitable, investment-backed More ❯

Senior/Lead Full Stack Engineer – TypeScript – London - £85,000 - £95,000 Having been in business for eight years & risen to the top of their sector, this company are going through an exciting period of growth More ❯

Senior/Lead Full Stack Engineer – TypeScript – London - £85,000 - £95,000 Having been in business for eight years & risen to the top of their sector, this company are going through an exciting period of growth More ❯

Senior/Lead Full Stack Engineer – TypeScript – London - £85,000 - £95,000 Having been in business for eight years & risen to the top of their sector, this company are going through an exciting period of growth More ❯

Senior/Lead Full Stack Engineer – TypeScript – London - £85,000 - £95,000 Having been in business for eight years & risen to the top of their sector, this company are going through an exciting period of growth More ❯

Junior-Mid Fullstack Engineer (React/Python) Location: 1 day p/week in London Junior-Mid Fullstack Engineer (React/Python) - would you like the opportunity to work for a start-up who are helping organisations reduce their energy More ❯

An exciting opportunity for an experienced Full-Stack Engineer to help transform a major Fixed Income front-office technology landscape. You'll architect and deliver high-performance, real-time React applications that support trading workflows, working closely with stakeholders to shape a scalable, future-ready platform. Key Responsibilities: Design and develop modern, real-time React/… Java applications for trading workflows Work closely with engineers to build robust, scalable, and low-latency systems Lead full-stack solution design, with a focus on backend performance, reliability, and system integration Translate business and technical requirements into cohesive system architectures Promote engineering excellence, modern development practices, and continuous improvement Contribute to platform modernisation … development, ideally with Java, REST APIs, and messaging frameworks Deep understanding of architecture and system design, including distributed and low-latency systems Ability to drive full-stack solutions, with a strong backend focus and solid UI fundamentals Demonstrated experience within a Rates or broader Fixed Income trading environment Strong appreciation for system-level design More ❯

Full-Stack Engineer (React/Python/AI) Location: London (Hybrid) Salary: £100,000 + Equity About the Company: An early-stage, well-funded tech startup building AI-powered software to help businesses make smarter decisions and improve operational performance . The team is small, highly technical, and mission-driven, giving you the chance to shape … both the product and engineering culture. The Role: We're looking for a Full-Stack Engineer to join a fast-moving, collaborative team. You'll work across the stack — crafting sleek UIs in React , building scalable back-end systems in Python , and collaborating with AI specialists to deliver intelligent, high-impact features. Key Responsibilities … teams to deliver new functionality quickly and reliably. Contribute to architectural decisions, system scalability, and engineering best practices. What We're Looking For: Proven experience as a Full-Stack Engineer in a startup or fast-paced environment. Strong proficiency in and Python (FastAPI/Django) . Experience shipping scalable, production-grade software. Exposure to or interest More ❯

Full-Stack Software Engineer - London - 5 days a week Location: London, central, fully onsite (early stage, London platform team) Salary: Up to £130,000 Seniority: 3–8 years | Permanent | Early hire on a small platform team I'm working with a well funded early stage AI platform looking for a versatile full-stack … UX Work closely with a tiny, high-calibre engineering team and shape engineering practices and culture Tech profile I need 3 to 8 years of hands-on full-stack experience building production products Strong backend experience in Python and SQL, or strong frontend experience in TypeScript + React (we value either path; full-stack More ❯

Full-Stack Software Engineer - London - 5 days a week Location: London, central, fully onsite (early stage, London platform team) Salary: Up to £130,000 Seniority: 3-8 years | Permanent | Early hire on a small platform team I'm working with a well funded early stage AI platform looking for a versatile full-stack … UX Work closely with a tiny, high-calibre engineering team and shape engineering practices and culture Tech profile I need 3 to 8 years of hands-on full-stack experience building production products Strong backend experience in Python and SQL, or strong frontend experience in TypeScript + React (we value either path; full-stack More ❯

Full-Stack Software Engineer - London - 5 days a week Location: London, central, fully onsite (early stage, London platform team) Salary: Up to £130,000 Seniority: 3–8 years | Permanent | Early hire on a small platform team I'm working with a well funded early stage AI platform looking for a versatile full-stack … UX Work closely with a tiny, high-calibre engineering team and shape engineering practices and culture Tech profile I need 3 to 8 years of hands-on full-stack experience building production products Strong backend experience in Python and SQL, or strong frontend experience in TypeScript + React (we value either path; full-stack More ❯

Full-Stack Software Engineer - London - 5 days a week Location: London, central, fully onsite (early stage, London platform team) Salary: Up to £130,000 Seniority: 3–8 years | Permanent | Early hire on a small platform team I'm working with a well funded early stage AI platform looking for a versatile full-stack … UX Work closely with a tiny, high-calibre engineering team and shape engineering practices and culture Tech profile I need 3 to 8 years of hands-on full-stack experience building production products Strong backend experience in Python and SQL, or strong frontend experience in TypeScript + React (we value either path; full-stack More ❯

The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating and supporting bespoke trading platforms Experience working in an … agile scrum development model Apply with an up to date CV below to set up an initial call. More ❯

The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating and supporting bespoke trading platforms Experience working in an … agile scrum development model Apply with an up to date CV below to set up an initial call. More ❯

The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating and supporting bespoke trading platforms Experience working in an … agile scrum development model Apply with an up to date CV below to set up an initial call. More ❯

Helsinki, we are expanding the team in London. We are looking for an AI analytics engineer/data focused developer. You’ll join our London office to drive development of Savantiq’s analytics capabilities: from statistical modelling and custom ML models, to retrieval systems and fine-tuned LLMs. You’ll work directly with the CTO, shaping cutting-edge … techniques, e.g. supervised/unsupervised learning, natural language processing and LLMs. Ability to select the best analytics tools and frameworks to address a variety of problems. Strong software development experience in Python, with understanding of object-oriented and functional programming paradigms. Experience in building and deploying ML pipelines from scratch, and ensuring scalability to production environments, ideally with … skills Beneficial Familiarity with MLOps practices for continuous deployment and monitoring of models. Basic knowledge of React, and/or ability and willingness to learn to work full-stack as needed. Experience of M&A/Finance use cases for machine learning. What We Offer Competitive compensation package (with potential equity component) A pivotal role in More ❯

Helsinki, we are expanding the team in London. We are looking for an AI analytics engineer/data focused developer. You’ll join our London office to drive development of Savantiq’s analytics capabilities: from statistical modelling and custom ML models, to retrieval systems and fine-tuned LLMs. You’ll work directly with the CTO, shaping cutting-edge … techniques, e.g. supervised/unsupervised learning, natural language processing and LLMs. Ability to select the best analytics tools and frameworks to address a variety of problems. Strong software development experience in Python, with understanding of object-oriented and functional programming paradigms. Experience in building and deploying ML pipelines from scratch, and ensuring scalability to production environments, ideally with … skills Beneficial Familiarity with MLOps practices for continuous deployment and monitoring of models. Basic knowledge of React, and/or ability and willingness to learn to work full-stack as needed. Experience of M&A/Finance use cases for machine learning. What We Offer Competitive compensation package (with potential equity component) A pivotal role in More ❯