2,019,281+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

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Full Stack Engineer

Base pay range £60k-£80k depending on experience. Location & benefits London – Hoxton office (4 days onsite) Benefits: up to 12 days work from anywhere Responsibilities Designing, building and scaling the backbone of the platform < ...

Full Stack Engineer

Company At Quantum, we connect global brands with high‑intent consumers. We turn intent into action and complexity into clarity. Our mission is to help smarter, faster buying decisions. Our vision is to be the world’s most used digital comparison service, delivering value and simplicity to million ...

Full Stack Engineer

Albany Beck are a Management Consultancy focused on providing specialist talent and transformative solutions to Financial Services clients. We combine subject matter expertise with innovative delivery models that help clients scale efficiently, while offering meaningful, long-term career opportunities to o ...

Full Stack Engineer

About Algo1We’re a VC-backed stealth-mode company building behavioural AI solutions for the retail industry. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate and a clear vision. Our mission is to bring the intelligence of modern machine le ...

Full Stack Engineer

Who We Are At Intropic , we’re building the future of financial intelligence, where deep market expertise meets the power of AI. Founded in London’s financial centre of Canary Wharf, we exist to transform complex data into clarity, precision, and action. Our culture is shaped by truth-seekin ...

Full Stack Engineer

My client seeks a Full Stack Engineer to help deliver the next generation of a leading AI platform. You will work across the entire stack with a strong emphasis on frontend development using TypeScript, while still contributing meaningfully to backend services. This role is perfect for engineers who want to o ...

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

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

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

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

Join to apply for the Full Stack Engineer role at Jellyfish . Overview We’re looking for skilled Full Stack Engineers who have or are interested in building a SaaS product using React, Typescript, Django and Python. Comfortable working in partnership with product and d ...

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 Engineer

Mid-Level Software Engineer (Full Stack) Up to £50,000 | Hybrid / Remote Flexible We're working exclusively with a growing, mission-driven SaaS technology business to find two Mid-Level Software Engineers to join their engineering team. This is a genuine opportunity ...

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

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

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 ...

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 Engineer

We help manufacturers and retailers make their products easier to find and buy. As a Google Cloud partner specialising in AI-powered search and agentic commerce, we work with established brands across beauty, sporting goods, and manufacturing in the UK, France, and the US. THE ROLE We are ...

Full Stack Engineer

£50,000–£55,000 + benefits and share options Permanent, full-time The Opportunity I’m partnering with a growing London fintech building products that help people access, manage and save their money more effectively. They’re looking for a backend-focused Software Engineer t ...

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

About Xe Xe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zealand collect, convert, hold, and send money across markets. Each year, over 300 million people use Xe for currency information and over 350,000 use us to send money overseas. </ ...

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

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

GTS is working with a company that designs and manufactures EV charging hardware and is investing heavily in the web and cloud software behind it. They are looking for a Web-Based and Cloud Software Engineer to build the backend services, integrations, and monitoring tools that connect their chargers to ex ...

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

Blue Light Card. Individually great, together unstoppable The Role and the Team At Blue Light Card, we’re opening up multiple opportunities for Full Stack Engineers to join our growing Engineering team. We’re committed to building meaningful digital experiences that support millio ...

Full Stack Engineer

Matched City Of London, England, United Kingdom Get AI-powered advice on this job and more exclusive features. Matched provided pay range This range is provided by Matched . Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. ...

Full Stack Engineer

Full Stack Engineer Hybrid (London, Cambridge, or Bristol – 3 days per week) Up to £100,000 + 5% Bonus + Benefits Overview Are you a talented Full Stack Developer looking to work at the forefront of AI and software innovation? We’re partnering with a leading international la ...

Full Stack Engineer

We’re looking for a Full Stack Software Engineer to join a high-performing, product-focused engineering team delivering modern, reliable software across multiple platforms. This role suits someone who enjoys hands‑on development, taking technical ownership and contributing to how engineering is done. ...

Full Stack Engineer

Requirements We’re looking for someone who is proactive, willing to push boundaries, and can work independently as well as collaboratively Ambition & Drive: A self-starter who is eager to learn, takes initiative, and possesses a growth mindset. Willingness to tackle tough challenges ...

Full Stack Engineer

Senior Software Engineer / Full Stack Engineer Leeds (Hybrid – 2 days onsite) | Up to £70,000 + Bonus Scheme Looking for a role where you can build things properly from day one ? This isn’t a consultancy where you’ll spend years maintaining the same legacy platform. Inste ...

Full Stack Engineer

Full Stack Developer Enjoy this 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 & Ireland business, building intelligent systems and capabili ...

Full Stack Engineer

At BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting‑edge AI and breakthro ...

Full Stack Engineer

About the company We’re a specialist financial technology company transforming B2B credit (website). We’re backed by top European and American VCs including Dawn Capital, Octopus Ventures, Talis and Expa. Founded in 2020, we are licensed and operating across the UK, Europe, US and Canada with off ...

Full Stack Engineer

Overview Mid-Level Full Stack Developer — Permanent — Our client, an innovative SaaS provider in the scientific and workflow automation space, is looking for a skilled mid-level Full Stack Developer to join their growing engineering team. Their platform is used globally to streamline complex proce ...

Full Stack Engineer

Join us at Barclays as a Full Stack Engineer to design and build intelligent, end‑to‑end automation solutions across our technology landscape, working comfortably within a regulated enterprise environment. You will develop backend services, cloud‑native infrastructure, and modern React UIs—leveraging AWS, ...

Full Stack Engineer

Overview As Full Stack Engineer at Maze, you’ll be the technical force behind our customer-facing product experience, owning the complete stack from UI to API while moving at startup velocity. This is a unique opportunity to join as one of the early engineering team members of a well-funded startu ...

Full Stack Engineer

Locations: Bristol, London or Manchester Clearance: DV Cleared Hybrid Working Available The Opportunity We’re supporting a major Technology & Transformation programme delivering some of the UK’s most critical Defence & Security projects. This is an opportunity for ...

Full Stack Engineer

About Unity Advisory Unity Advisory is a new-generation professional services firm built for an AI-enabled world. We operate a lean, conflict-free, and client-centric model that integrates advanced technology and AI into every workstream. With no audit practice, we are free from tra ...

Full Stack Engineer

Overview This range is provided by Digital Waffle. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Base pay range: Direct message the job poster from Digital Waffle If you are a Backend Engi ...

Full Stack Engineer

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from PeopleGenius Overview This is a remote role, preference being someone based in the North West of England and able to come to the South Manchester area sporadically for meetings etc…. </p ...

Full Stack Engineer

About Apoha At Apoha, we are building the Liquid Brain® — a programmable physical sensing platform creating rich, multidimensional fingerprints of materials to unlock faster and smarter material design. Our mission is to redefine how materials are sensed, understood, and designed across industrie ...

Full Stack Engineer

Overview Join us as a Full Stack Web Application Developer In this key role, you’ll lead and collaborate with multiple stakeholders to design, build and deliver solutions to internal customers You’ll be partnering with the business and technical stakeholders, driving out hig ...

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