1 to 25 of 195 Full-Stack Engineer Jobs in the UK

with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Full-Stack Engineer – Founding Team (London, Full-Time) Role: Full-Stack Engineer – Founding Team … Location: London, UK (on-site/hybrid) Type: Full-time, Senior/Experienced About the Role We’re seeking a Full-Stack Engineer to join a dynamic early-stage deep-tech venture as one of the founding engineers. You will work ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role … sits at the intersection of data engineering, full-stack development, and business engagement , working closely with stakeholders and external vendors to design and deliver robust, scalable technology solutions aligned to a strategic roadmap. What youll do Design, build, and maintain reliable, scalable data pipelines supporting complex ...

Senior Full-Stack Engineer FX e-Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build … delivery, strengthen code quality, and enhance developer experience. 4 days onsite in London. PAYE/Umbrella options. Lead design and development of full-stack features: React/TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven ...

Senior Full-Stack Engineer – FX e-Trading – London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build … delivery, strengthen code quality, and enhance developer experience. 4 days onsite in London. PAYE/Umbrella options. Lead design and development of full-stack features: React/TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven ...

Senior Software Engineer (AI Focus) - £80,000-£140,000 + Benefits + Shares + Bonus | London, Edinburgh, or Manchester | Hybrid (Up to 3 Days Onsite per Week, usually less) Join one of the UK's most exciting AI consultancies, an official OpenAI Global Partner founded by a leadership … specialists to deliver next-generation AI solutions * Stay hands-on with code daily, even at senior level * As a Senior Applied AI Engineer: you'll mentor others, engage with stakeholders, and contribute to high-level architecture and design What You'll Bring * Strong software engineering background (backend ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role … sits at the intersection of data engineering, full-stack development, and business engagement , working closely with stakeholders and external vendors to click apply for full job details ...

summary Date posted: 18 January 2026 Pay: £55,000.00-£69,955.55 per year Job Description: Senior Full-Stack Software Engineer (C#, PHP, JavaScript) Salary: £55,000 – £70,000 (dependent on experience) Location: Hybrid – 40% remote/60% office-based Main Office: Uralensis Innov8 … while also contributing to the planned consolidation into a modernised .NET platform. Proficiency in JavaScript is essential, not only for full-stack development but also for working with interoperability frameworks such as Mirth Connect (NextGen Connect) used in healthcare integration. You will play a leading role ...

Senior Full-Stack/Backend Engineer - 3-Month Contract Location: UK (Remote/Hybrid options available) Duration: 3 months Clearance: SC to DV (including MOD DV/UKSV DV) About the Role: We're seeking a highly skilled Senior Full-Stack/Backend Engineer to join a fast-moving programme in the UK defence environment . You will design, build, and operate mission-critical Back End systems while optionally contributing to Front End features. This is a hands-on role where you'll take features from concept ...

Role: Software Engineer - Full-Stack - TypeScript, Node.js Location: London Working Model: Hybrid - 3 Days Salary: Up to £99,000 Ready to build tech that actually means something? This team is powering the next generation of electrification — EVs, solar, batteries, heat pumps, smart devices … want ownership, modern tech, and work that actually matters? This one’s worth a serious look. Why This Role Rocks You work full-stack: TypeScript, Node, React, React Native (bonus). You ship features end-to-end — design → build → deploy → monitor. You join a proper engineering ...

Senior Full-Stack Engineer (Backend-Leaning) – SaaS + AI Join a seed-stage SaaS startup backed by leading VCs, adopting AI to redefine their product. They’re pre-PMF, mid-pivot, and need a hands-on engineer (~80% coding) to help build … define, and scale. 💰 Comp: Up to £100k + strong early stack equity package 🧑 💻 What you’ll do Full-stack engineering, backend-leaning (Next.js FE + BE, Node.js, TypeScript, legacy Python) Collaborate with product & CEO to shape the roadmap Help guide a small, senior team ...

want someone who can shape both the product and the code . What You’ll Do Design, build, and maintain full-stack features from concept to production Develop backend services using C#/.NET Create rich, interactive frontend experiences using Vue.js and TypeScript Work with PostgreSQL … performance Collaborate closely with product teams, customers, and founders Contribute to technical decisions, architecture, and engineering culture Who You Are Experienced in full-stack development Skilled with C#/.NET, Vue.js, TypeScript, and PostgreSQL Comfortable with Docker, cloud deployment, and performance tuning Product-minded — you care ...

Hong Kong, Australia, and the U.S., we offer opportunities for global collaboration and professional development. Job Overview: Were looking for a Full-Stack Engineer who combines deep technical expertise with leadership, curiosity, and a passion for AI-led development. If you enjoy owning complex … Design and implement AI-powered capabilities , including RAG workflows, intelligent search, and recommendation systems. Stay ahead of emerging trends in AI and full-stack development , and apply them to real-world solutions. Mentorship & Growth Mentor and support engineers, fostering a culture of collaboration, innovation, and continuous ...

Lead Full Stack Developer Location: Crawley (Hybrid 3 days onsite) Salary: Up to £72,000 An international managed service provider is seeking a hands-on Lead Full Stack ...

Join as a visionary Full Stack Developer, leading transformative development with integrated solutions across front and back-end, bridging the technology-business gap and shaping the future with innovative user experiences ...

Full Stack Developer Location: Luton (Hybrid – 3 days per week on-site) Day Rate: £552.50 Inside IR35 Duration: 6 months The Role We are seeking a skilled Full Stack ...

Senior Full-Stack Engineer – TypeScript/React/AWS 💰 Up to £80k | Fully Remote (UK) 💻 Tech Stack: TypeScript, Node.js, React.js, AWS ✅ Slight backend lean We’re on the hunt for a hands-on Senior Engineer to join a fast-moving … architecture & AI products Fully remote, but part of a high-performing, collaborative team 📩 Interested? Send over your CV + notice period. 🚀 Senior Full-Stack Engineer – TypeScript/React/ ...

people experience payments and are dedicated to building innovative, secure, and scalable systems. Role Summary We are looking for a full-stack engineer to join our engineering team. You will be joining a team responsible for (not limited to) maintaining and building api-gateways … authorization solutions and user and partner onboarding APIs. This role blends software engineering, research and app security. You are a versatile Senior Full-Stack Engineer wanting to help us build our next generation payment orchestration platform. You should be passionate about creating robust, secure ...

🚀 Java Full Stack Developer – Contract | Banking Client | Manchester (Hybrid) Duration: 6–12 months | Inside IR35 ⚙️ Location: Manchester (Hybrid – 2–3 days onsite) We are partnering with a leading consultancy supporting a ...

Senior Full-Stack Engineer FX e-Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build ...

title: Senior Full-Stack AI Engineer Location: GSK HQ Team: Enterprise AI - Data Science UK Contract: 6 months Overview GSK is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. … uniting science, technology, and talent to get ahead of disease together. Role Overview GSK are seeking a Senior Full Stack AI Engineer with a strong focus on frontend engineering, user experience and product delivery. You will lead the design and implementation of immersive, interactive ...

Full Stack Developer Role Title: Full Stack Developer Location: Warwick (Hybrid – 3 days per week on-site) Day Rate: £510 Inside IR35 Duration: 6 months Role Overview ...

Location: Bristol, Cambridge, London, Manchester Position Summary Connect to your Industry Do you want to be at the heart of some of the biggest and most ambitious programmes undertaken to keep our country safe? We ...

Full-Stack Developer Salary: £45k–£60k | Type: Full-time | Location: North West (hybrid) Join a fast-moving product team building systems used by thousands. We’re looking for a pragmatic Full-Stack Developer who loves shipping well-tested software, designing ...

Title: Java Fullstack developer Location: Manchester Job Description: Role: Java Fullstack developer Primary Good proficiency in Java 17 or later, including Java concurrency, lambda expressions, and functional programming Good proficiency in Spring Framework (e.g., Spring ...

Help us build the next generation of address software at BBS BBS are the UK’s address data experts. For over 45 years, we have provided pioneering software for the direct marketing industry. Now, under ...