271,118+ Full Stack Tech Lead Nodejs React Java Script Jobs in London, UK — Local Employers Hiring June 2026

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Full Stack Engineer

About 9fin 9fin is the AI platform powering global debt markets — the world’s largest asset class at over $145 trillion. Debt markets are vast, global, and mission-critical, yet still run on fragmented data, PDFs, and manual workflows. 9fin replaces this broken infrastructure with a ...

Full Stack Engineer

Overview We are looking for an exceptional Full Stack Engineer to join our Product team. You will join Reposit at an inflexion point in our growth, collaborating across the wider team to define, design, implement and ship new product features that bring direct value to our users. You will have th ...

Full Stack Engineer

Senior Full Stack Engineer – Scaling Series B HealthTech Hybrid working – London based Node.js, TypeScript and React We’re partnered with a fast-growing consumer technology driven business who are now looking for a Senior Software Engineer as they continue to scale. The bu ...

Full Stack Engineer

We are looking for top tier engineera to help us build both the front-end and back-end of our products at speed. You’ll be joining the most lean, talent-dense engineering team in London. What You’ll Own Scale the Foundations: Architect and build the core, scalable backend foundations f ...

Full Stack Engineer

Here at Humanoid, we believe in a future where robots amplify human potential. That’s why we’ve set out on a mission to build the world’s most capable, commercially-scalable, and safe humanoid robots. We’re bringing that mission to life with HMND‑01 Alpha - our rapidly developed humanoid platform now runni ...

Full Stack Engineer

We’re working with a well-established retail business currently undergoing a major internal transformation programme, and they’re looking for a Senior Full Stack Developer to join on a 12-month FTC with a possibility of joining on a permanent basis once the contract is finished. The business h ...

Full Stack Engineer

About Legal 500: Legal 500 was founded by John Pritchard in 1987 as the original clients’ guide to law firms, the first of its kind. It is now a data-driven, AI-optimised research platform which benchmarks, informs and connects providers and users of legal services in over 100 countries wor ...

Full Stack Engineer

Senior Full Stack Engineer (Python / React) Fast-Growing Sports AI Company KEY POINTS Hybrid role based in London Build real time, data rich web applications for the sports industry Full ownership of the stack, from Next.js front end to Python back end <l ...

Full Stack Engineer

Looking to join a company when you can make a real impact? Full Stack Engineer – SaaS Solutions Salary – up to £55k + bonus Location – hybrid working 2 days a week in modern London office I am excited to be once-again working with our long-term partne ...

Full Stack Engineer

Studios team is responsible for Akeneo’s premier Product Information Management (PIM) and Digital Asset Management (DAM) solutions. These tools are the backbone of the Akeneo Product Cloud, empowering thousands of global users to centralize and refine their product data from a single interface. Abo ...

Full Stack Engineer

Welcome to the future of cloud networking and security! Cato Networks is the first company to converge enterprise networking and security into one centralized and global service that is delivered by cloud. It is led by networking and security pioneer Shlomo Kramer (Check Point, Imperva) and ...

Full Stack Engineer

Salary: Competitive, with comprehensive benefits About Papier At Papier, we believe in the power of the blank page. Since the business was founded in London in 2015, we've been crafting beautifully designed stationery - from journals and planners to wedding invitations and photobooks. Wit ...

Full Stack Engineer

Software Engineer (Full Stack) | AWS Cloud Platform | Hybrid UK A fantastic opportunity has arisen to join a newly formed engineering team building the next generation of a global, cloud-native platform in partnership with one of the world's leading cloud providers. Working within a ...

Full Stack Engineer

Full Stack Engineer .NET Core,.NET, Python Either Fully Remote or Hybrid working from London office Permanent My client are redefining how businesses harness data, analytics and artificial intelligence to drive smarter decisions and better outcomes. As a global leader in data and ...

Full Stack Engineer

Job Role Application Development-Full Stack Developer Experience (In Years) 6-9 Job Location London Job Description EXL (NASDAQ: EXLS) is a global data and artificial intelligence (AI) company that offers services and solutions to reinvent client bu ...

Full Stack Engineer

Role: Full Stack EngineerLocation: We operate a hybrid schedule, meaning twice monthly in the office based in central LondonSalary: £ DOE plus extensive benefitsContract type: PermanentEmployment type: Full timeWorking hours: We work on a core hours p ...

Full Stack Engineer

🌍 London (in office 3 days/ week)🤝 Product and Engineering💚 Reporting to Senior Full Stack Engineer We're not just closing the digital divide; we're reconnecting distributed organisations, enabling seamless communication, and re-en ...

Full Stack Engineer

Calibre is transforming the £190B TIC industry , the trust backbone of global commerce. Every product you touch and system that keeps you safe relies on certification. Yet, this entire industry is broken. Incumbents like SGS and Bureau Veritas were built in the 1800s and still run on manual document ...

Full Stack Engineer

Mid - Mid Senior Software Engineer | Hybrid (3 days a week London) | Up to £90k | React + Python We’re currently working with a fast-growing, technology-driven startup that’s on a mission to transform personalised consumer experiences through innovation and scale. Their platform powers ...

Full stack Engineer

Data Idols are working with an ambitious technology company using AI to transform how organisations learn, grow and adapt. Their mission is to build cutting‑edge digital products that empower people with the skills and insights they need to thrive in a rapidly changing world. Working at the intersection of ...

Full Stack Engineer

Senior Full Stack Developer - would you like the opportunity to work with one of the leading SasS company with a presence in the UK and Europe? The Company A market leading SaaS company with a UK and European presence. They have a development team of 15 and are continuing to grow over ...

Full Stack Engineer

Full Stack Engineer Consortia London, England, United Kingdom (Hybrid) I am seeking a Full Stack Developer to join a global asset and wealth management company based in London. My client is an incubated technology team within a global consultancy specialising in wealth management. ...

Full Stack Engineer

Job Role Application Development-Full Stack Developer Experience (In Years) 6-9 Job Location London Job Description EXL (NASDAQ: EXLS) is a global data and artificial intelligence (AI) company that offers services and solutions to reinvent client bu ...

Full Stack Developer

Salary: £60,000 - 60,000 per year Requirements 5+ years building customer‑facing web applications end‑to‑end (frontend + backend). Strong React / Next.js skills and ability to build production‑quality UI (not just prototypes). Strong backend fundamentals (Node.js ...

Full Stack Engineer

We are seeking a Full-Stack Engineer to join our team and help build the next generation of AI solutions. This is a unique opportunity to be a key technical contributor in a fast-paced, innovative environment where you'll wear many hats and have significant impact on our product and engineering cul ...

Full Stack Engineer

Full Stack Engineer London (Oxford Circus) | Hybrid: 2 days per week | Reports to: Head of Mobile About Monument: We’re building something genuinely rare: a financial brand designed for the mass affluent, the professionals, entrepreneurs and ambitious savers that traditional banks have syst ...

Full Stack Engineer

Tabled is a dynamic, early‑stage startup which is on a mission to make corporate legal services more efficient for everyone. By combining workflow, collaboration and automation technologies, Tabled helps to allocate work to the right lawyers and enables them to do more with less. Our clients include Mon ...

Full Stack Engineer

Full Stack Engineer Rate: 600 a day IR35 Status: Inside IR35 Location: West London Working Pattern: 2 days a week in office You will join a blue chip IT Consultancy delivering digital transformation to a global media company. <p ...

Full Stack Engineer

Finimize helps smart, busy people become their own financial advisor – expert-grade investment research delivered in a way that respects their time and doesn't take itself too seriously. Think your sharpest friend explaining markets over a beer: credible, warm, a bit fun, never condescending. Our tagline i ...

Full Stack Engineer

Salary: £90,000 - 130,000 per year Requirements We are looking for a senior product engineer with strong experience in one or more of the following: Golang, Rust, TypeScript, Node.js, React.js, Next.js, AWS, or GCP. We want someone who has built complex systems, id ...

Full Stack Engineer

The role You will work closely with the Head of Engineering or Head of AI. You should be comfortable across the full stack – AI, backend, and frontend – and move between them as the product demands. The team is small, so versatility matters more than specialization at this time. What We’ ...

Full Stack Engineer

Full Stack Engineer - Azure, C#, .Net, React / ReactJS Outside IR3512 Month ContractFully Remote (UK only)£400 - 425 Per Day We're currently working with a London based MedTech company who are searching for a Full Stack Enginee ...

Full Stack Engineer

Junior / Mid Full-Stack Engineer – Node.js & TypeScript | Fintech Startup - £50k / £55k Want to join a growing fintech startup where you can make a real impact join at a real time of growth? We’re looking for a curious and ambitious Full-Stack Engineer to join a small, talented engine ...

Full Stack Engineer

Full Stack Software Engineer (.NET / Vue.js / Azure - Ideally some Python/AWS will be very helpful) Contract: 6 Months Initial Contract Location: Remote with 2 days per month onsite in Leeds or London Start: ASAP Overview We're looki ...

Full Stack Engineer

Job Summary We’re looking for a Full Stack Engineer to join our Engineering team focused on our Companies team. This is a high-impact role, contributing to the continued development of core tooling that enables companies to manage and make sense of ESG data. You will collaborate closely with Prod ...

Full Stack Engineer

Full Stack Engineer (FE leaning) We’re hiring Full Stack Engineer who wants to take ownership in a fast-scaling startup About Clariti AI Clariti AI is a B2B SaaS company providing price optimisation software to retail banks. We help banks make pricing decisions on products like ...

Full Stack Engineer

Full Stack Engineer - London - Up to £140,000 + Equity We’re partnering with an early‑stage, high‑growth technology company using AI to transform industrial operations and the circular economy. With strong backing from leading climate‑focused investors and proven customer traction, they’re ...

Full Stack Engineer

Senior Full Stack Engineer | London | £120,000 - £160,000+ | Python | React | TypeScript Location: London (hybrid) Backend: Python (strong typing, well-structured APIs - Django or FastAPI or Flask) Frontend: React, TypeScript Systems: Data modelling, inte ...

Full Stack Engineer

Overview Fullstack Software Engineer – London-based role hiring on behalf of Understanding Recruitment. Salary: £140k+ stock options + exceptional benefits. Location: London based team. This is a cutting-edge tech company reimagining how software gets built by combining full-code flexibility ...

Full Stack Developer

Ameresco, Inc. (NYSE:AMRC) is a leading energy solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the global energy transition. We are a trusted, full-service partner to public sector and government entities, K-12 schools, higher education, utili ...

Full Stack Engineer

Full Stack EngineerSenior Software Engineer 2Full Stack DeveloperThis is a fantastic opportunity to work in a new and cutting-edge team within the UKI Platform and Enablement Super Tribe.This team is focused on driving the next phase of AI innovation across the Flutter UK & Irel ...

Full Stack Developer

Full Stack DeveloperQuantumLoopAI is looking for a Full Stack Developer to join our Engineering team in London.Role OverviewAs a Full Stack Developer, you will be responsible for developing and maintaining both front-end and back-end components of our applications, ensuring high per ...

Full Stack Developer

ABOUT QUANTUMLOOPAIQuantumLoopAI is transforming how patients access NHS primary care. Our AI-powered reception system, EMMA, serves millions of NHS patients, helping GP surgeries manage demand, reduce phone queues, and ensure patients get the right care at the right time. Backed by leading healthcare ...

Full stack Developer

Senior Full Stack Developer – ContractLocation: Hybrid in LondonContract: 6-month contract with the potential to extend.Start: ASAPAre you an experienced Senior Full Stack Developer ready to make a real impact in the fast-evolving compliance and f ...

Full Stack Developer

# About you:To be successful in this role, we are looking for candidates to have the following skills and experience: **Essential criteria** 1. Proven track record of developing in PHP 8.0 or newer, and Laravel 11 – 132. Deep understanding of developing on MySQL, MariaDB or AWS Aurora, writing and optimi ...

Full Stack Engineer

We are currently partnering with a global technology leader seeking a Full Stack Java Developer. You will be at the forefront of cutting‑edge technology including AI, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry‑leading so ...

Full Stack Engineer

Synechron is looking for an experienced Full Stack Developer to join a well known financial institution to work on a long term prograamme of work within derivatives. If you have a strong background in backend and frontend development, cloud infrastructure, and problem-solving, we want to hear from you. </p ...

Full Stack Engineer

Full Stack Engineer - London - Up to £140,000 + Equity We’re partnering with an early‑stage, high‑growth technology company using AI to transform industrial operations and the circular economy. With strong backing from leading climate‑focused investors and proven customer traction, they’re ...

Full Stack Engineer

Do you want to build a product that investigators use to track real financial crime across blockchains? Are you excited about turning complex graph data into something intuitive and fast? Do you want your code to directly help catch bad actors? Elliptic is looking for a Full Stack Engineer ...

Full Stack Engineer

Senior to Staff level Full Stack Engineer London Hybrid - 4 days in office Permanent Salary - 110-150k (based on experience level) + Benefits, share options, L&D budget and more. Some engineering roles are about ...

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    Full Stack Tech Lead Nodejs React Java Script Jobs in London Job Search Guide, Trends and Insights