full stack engineer jobs in Greater London

You will lead the design and implementation of immersive, interactive web experiences that leverage large language models (LLMs) as core product capabilities. In this role you will collaborate closely with product, UX/design, ML research and platform teams to translate user needs into elegant, reliable AI-powered experiences, and drive agile delivery from prototype to production.

Full Stack Engineer / Developer (Python TypeScript) London / WFH to £120k Are you a technologist with start-up experience looking for your next opportunity? You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform. As a Full Stack Engineer within a small team, you will build and implement new features across the full tech stack, with a...

MUST BE BASED IN THE UK TO BE ELIGIBLE. Are you an experienced Full-stack Engineer seeking new and exciting opportunities? While we may not have an immediate vacancy, we’re always on the lookout for talented individuals to join our Talent Pool. Who We Are GSK is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. We are on an...

You will work closely with traders, quantitative researchers, and other engineers to design, build, and maintain high-quality software systems that support trading strategies and business operations across a diverse set of asset classes. Key Responsibilities - Design, develop, and maintain scalable, high-performance applications

Role : Senior Full Stack Engineer (I) Reporting To : Chief Product Officer Salary : £70,000 - £90,000 dependent on experience Working Location : Hybrid/ London (2 days a week on site at our Old Street office) PropTech | SaaS | Software Development 🏢 About Searchland Searchland is a high-growth, B2B prop-tech company transforming how businesses and individuals access and leverage...

Affinity Labs: Founding Engineer (Backend) Location: London Area, United Kingdom · On-site Company Description At Affinity Labs, we’re building the future of company creation, a full-stack AI venture studio that partners with content creators to co-found authentic, scalable software businesses. By combining AI-native development with creator-led distribution, we're pioneering a new model of...

You should have a passion for both science and engineering, a proven ability to deliver production-ready solutions, and a collaborative spirit to work closely with our product and research teams. Note: the role is 3-4 days per week in the office in London (based in Hammersmith).

Job Description 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 Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe and is...

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 Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe and is...

Job Description Software Engineer (Full Stack) Salary & Equity Salary - £100k to £200k Equity - 0.5% to 1% Are you a passionate Full Stack Software Engineer ready to make a real-world impact? Our client is on a mission to reinvigorate the West’s manufacturing capabilities and is looking for exceptional talent to join their team in London, UK. The Role As a Full Stack Software Engineer,...

You should have a passion for both science and engineering, a proven ability to deliver production-ready solutions, and a collaborative spirit to work closely with our product and research teams. Note: the role is 3-4 days per week in the office in London (based in Hammersmith).

You will work closely with traders, quantitative researchers, and other engineers to design, build, and maintain high-quality software systems that support trading strategies and business operations across a diverse set of asset classes. Key Responsibilities - Design, develop, and maintain scalable, high-performance applications

Job Description Senior Software Engineer (London, Full-Time) About Birl Launched in 2024, Birl has quickly become one of the UK’s most exciting circular commerce startups, redefining how resale and recycling can drive growth rather than cost. Birl’s plug-and-play platform integrates directly into a brand’s e-commerce site or in-store system, enabling customers to trade in pre-loved products...

You will help Wondercraft define the future of its AI video studio.

You will work closely with the engineering, design, and customer success teams to build and refine features from concept through to production. Specifically, you will: - Design and architect features in collaboration with the design team, customers, and the CEO/CTO

You will play a pivotal role in high-impact projects such as optimizing performance for hundreds of thousands of users, designing scalable system architecture, mentoring junior engineers, and making key technical decisions that shape our product.

Job Description Role : Senior Full Stack Engineer (I) Reporting To : Chief Product Officer Salary : £70,000 - £90,000 dependent on experience Working Location : Hybrid/ London (2 days a week on site at our Old Street office) PropTech | SaaS | Software Development 🏢 About Searchland Searchland is a high-growth, B2B prop-tech company transforming how businesses and individuals access and...

Senior Software Engineer (London, Full-Time) About Birl Launched in 2024, Birl has quickly become one of the UK’s most exciting circular commerce startups, redefining how resale and recycling can drive growth rather than cost. Birl’s plug-and-play platform integrates directly into a brand’s e-commerce site or in-store system, enabling customers to trade in pre-loved products for instant store...

MUST BE BASED IN THE UK TO BE ELIGIBLE. Are you an experiencedFull-stack Engineer seeking new and exciting opportunities? While we may not have an immediate vacancy, were always on the lookout for talented individuals to join our Talent Pool. Who We AreGSK is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. We are on an audacious...

Job Description 🚀 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...

Job Description 🚨 Full Stack Product Engineer – SaaS Startup 🚨 We’re excited to partner with a profitable SaaS startup experiencing rapid growth and strong ARR in a short timeframe. Due to increasing customer demand, they’re expanding their engineering team and looking for product-minded engineers to join them on their journey. 💼 Role Details Title: Senior Product Engineer Location: Hybrid –...