2,279,481+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Senior Full Stack Product Engineer (Hybrid, London)

Loomery Limited is seeking a Senior Product Engineer to lead technical delivery and standards across client projects in London, UK. The role involves hands-on coding within cross-functional teams and mentoring others, while engaging with emerging technologies. Ideal candidates will have extensive engineering exp ...

Senior Full Stack Engineer: Build with Customers

Gearset in Belfast is looking for a Senior Software Engineer to enhance and expand their platform while collaborating with users and teams. In this role, you will engage directly with customers, shape features, and influence the product roadmap. The position offers a salary range of £59,000 to £78,000 ...

Senior AI‑Driven Full‑Stack Engineer (Remote)

pubX is looking for an experienced backend engineer to design and maintain services for our AI-driven advertising platform. The ideal candidate will have strong backend fundamentals and experience with AWS, Python, and event-driven systems. This role offers fully remote work with a competitive salary, ...

Senior Full Stack Architect Client Delivery & Mentorship

Cody Software is seeking a senior full-stack engineer to join their Digital Product practice in Greater London. In this role, you will lead technical delivery on client engagements, architect scalable web applications, and mentor mid-level engineers. A strong proficiency in TypeScript, React/Next.js, and Node ...

Senior Full Stack Engineer, Transfers & Client Journeys

Hargreaves Lansdown PLC based in Bristol is looking for a Senior Software Engineer to develop and maintain transfer applications. The role involves working on React frontends and AWS serverless backends, ensuring full delivery lifecycle from development to production. The successful candidate will lead ...

Senior Software Engineer Full Stack (Java/React)

Experis - ManpowerGroup is seeking a Senior Software Engineer located in Milton Keynes. The role involves designing user interfaces, creating APIs, and managing cloud services. The ideal candidate will have hands-on experience in Application Design, Java, PostgreSQL, and CI/CD processes. This position ...

Full Stack Trading Tools Engineer (Portfolio & Credit)

Citigroup Inc. is seeking a motivated full-stack engineer in London to develop innovative trading tools within the Systematic & Credit Portfolio Trading business. This role emphasizes collaboration with traders and product teams, providing a unique chance to influence business outcomes with technological adva ...

Senior Full Stack Engineer AI Agent Platform

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed. If you’re a c ...

Staff Full Stack Engineer: Lead Platform & Innovation

KI, based in Greater London, is seeking a Staff Full-Stack Engineer to enhance its broker platform. You will lead delivery squads, champion engineering excellence, and directly deliver impactful software solutions. Ideal candidates will have mid-senior level experience in modern web stacks, proficiency in ser ...

Full Stack Software Engineer / Java Software Engineer

We have opportunities for Software Engineers at every level within a team across our Manchester, Gloucester. Due to the interesting work we do and the sector this team is working in, we require all candidates to currently hold SC clearance. Responsibilities Design an ...

Hybrid Full Stack & Systems Engineer Connected Platforms

Theo James Recruitment is seeking a Full Stack Software & Systems Engineer for a hybrid role based in Newcastle. You will play a key role in developing integrated software platforms that serve manufacturing and operational environments. This position involves frontend and backend development, API creat ...

Full Stack Engineer — Freight & Customs Platform (UK)

TechYard in Liverpool is looking for a full-stack engineer to work on freight and customs software. You will design, build, and ship features across diverse applications while ensuring code quality and test discipline. The ideal candidate has experience with Angular (v18+), TypeScript, and AWS technolo ...

Senior Resident Solutions Architect & Full Stack Engineer

Databricks Inc. is seeking a Resident Solutions Architect (Full Stack Engineer) to join our Professional Services team in London, United Kingdom. This individual will assist clients with big data challenges using the Databricks platform, including data engineering and cloud technology projects and will work d ...

Full Stack Engineer at VC backed startup

Jumpstart is a startup hiring platform partnering with a small, curated group of ambitious VC-backed startups in the UK. Our job is not to sell you roles; it’s to make sure that when you do move, it’s into a place where you’ll actually get to build, learn, and have real impact. About the role </h3 ...

Full Stack Engineer, Investment Tech & Market Insights

NDA, a leading global hedge fund in London, is looking for a Full Stack Application Developer to join their technology team. The successful candidate will design and develop internal applications used across various business functions, ensuring they deliver market insights essential for investment decisions. ...

Senior Full Stack Engineer — Product & Infra (Bioanalysis)

ScienceMachine is seeking a Senior Full Stack Engineer to enhance their AI software for bioanalysis workflows. The ideal candidate will take charge of both product and infrastructure development, working with technologies such as React, Next.js, and Python. You will build product features, maintain bac ...

Full Stack Tech Lead: Java, Angular & AWS

Harvey Nash is seeking an Application Engineering Technical Lead based in Manchester. The role requires strong expertise in Java, Angular, and AWS. The ideal candidate will have experience in e-commerce or marketing and possess excellent communication skills to work with senior stakeholders. If you're ...

Full Stack Node.js Engineer (Remote, AWS/Kubernetes)

SR2 is seeking a Mid-Level Backend-leaning Full Stack Engineer in Reading. You will design robust backend services using Node.js and TypeScript while contributing to a seamless frontend experience with Next.js. The position offers a salary between £45,000 - £55,000 with benefits including private medic ...

Senior Full Stack Engineer (Node / Typescript / React)

London, UK · Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) · Stack: Node.js, TypeScript, React, MySQL, AWS In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermatology, pharmacy and tec ...

Hybrid Full Stack Software Engineer – Defence Tech

QinetiQ is seeking a talented Full Stack Software Engineer in Salford Quays, Manchester, to support projects in the Defence sector. The role involves developing application features, testing code, and collaborating in an agile environment. The ideal candidate has a Bachelor's degree in Computer Science ...

Senior Full Stack Engineer: Shape Architecture & Impact

Senior Full Stack Engineer Department: Tech - Engineering Employment Type: Full Time Location: Zinc - London Reporting To: Rob Leonard Compensation: £70,000 - £80,000 / year <b ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Mid-Senior Full-Stack Engineer to join our dynamic team building AI-native cybersecurity systems. You will own the product end-to-end, collaborating closely with AI engineers and designing scalable systems. Your role will involve developing modern applications with Type ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Full-Stack Engineer in Southampton to lead product development for an AI-native cybersecurity operating system. You will collaborate closely with AI engineers to integrate cutting-edge technology into reliable systems, ensuring security and performance across platforms. <p ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Full-Stack Engineer in Guildford to build the world's first AI-native cybersecurity operating system. Candidates should have strong experience in TypeScript, React, and Node.js, as well as a proven background in building modern web applications. The role involves end-to ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Mid-Senior Full-Stack Developer specializing in AI product integrations. You’ll design scalable systems and lead product development end-to-end in a fast-paced environment. The role includes working with technologies like TypeScript, React, and Node.js. The position off ...

.NET Full Stack Engineer: Cloud, React & Microservices

Capgemini Invent is seeking C#/.NET Full Stack Engineers in Glasgow, responsible for creating cutting-edge digital solutions that drive business outcomes. Candidates must have extensive experience with ASP.NET Core and C# and be proficient in modern front-end frameworks such as React or Angular. The ro ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Full-Stack Engineer to build AI-native cybersecurity products in London. You will own the entire product experience, from front to back, ensuring systems are secure, reliable, and built with cutting-edge technologies like TypeScript, React, and Node.js. The ideal candid ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Mid-Senior Full-Stack Engineer to join our client’s innovative team focused on AI-native cybersecurity solutions. This role involves building and maintaining scalable systems while collaborating closely with AI engineers to integrate cutting-edge LLM capabilities. Ideal ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is searching for a skilled full-stack engineer to join a groundbreaking team developing AI-native cybersecurity products. This role involves owning product development from end to end, working with technologies like TypeScript, React, and Node.js, and directly impacting the security infras ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a full-stack engineer for a groundbreaking AI-native cybersecurity operating system. The ideal candidate will work on building secure systems, developing applications, and collaborating closely with AI engineers. Offering a competitive salary and significant equity, this ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking a Mid-Senior Full-Stack Engineer in Oxford for developing an AI-native cybersecurity operating system. You will be responsible for the product end-to-end, building modern web applications using TypeScript and React, and integrating AI capabilities throughout. The ideal ca ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

Mid Senior Founding Full Stack Product Engineer

About theOffer Our Client is building the world's first AI-native cybersecurity operating system. As increasingly capable AI systems become part of critical infrastructure, security challenges are evolving faster than traditional solutions can keep up. Our Client is developing nex ...

AI Powered Full Stack Engineer (TypeScript/Node.js)

Story Terrace Inc. is seeking two Full Stack Engineers to join our Web Development team in London. This hybrid role will involve working on data-heavy systems and modern web platforms with a backend-leaning focus. The ideal candidates will have strong experience with TypeScript and Node.js, and will co ...

Senior Full Stack Python Engineer — Public Sector

Brio Digital is seeking a Senior Full Stack Python Engineer to join a major public sector digital programme delivering critical services. This hybrid role involves developing scalable Python services, building modern React front ends, and working with AWS cloud infrastructure. The ideal candidate must ...

Full Stack Engineer – EdTech AI, Equity Options

Connecting Education is seeking a full-stack developer to join their fast-growing EdTech team, focused on streamlining school management. The role involves writing code, engaging with schools to drive product adoption, and collaborating on a rapidly evolving platform. The ideal candidate has experience ...

Full Stack .NET Engineer (Insurance, AWS/Azure)

TRIA is seeking a Full Stack Developer to join their growing technology team in the West of England. This role involves developing and enhancing innovative software solutions while taking ownership of the development lifecycle. The ideal candidate will have strong skills in C#/.NET and a background in ...

Full Stack Engineer, Investigations — Hybrid/Remote + Perks

Elliptic is seeking a Full Stack Engineer for their Investigations team in Greater London. This role involves building tools that assist compliance teams worldwide in tracing fund flows and detecting financial crimes. The ideal candidate will work with a collaborative team, engaging in both backend and fronte ...

Founding Full Stack Product Engineer – AI Cybersecurity

Cross Border Talents is looking for a Full-Stack Engineer for their AI-native cybersecurity operating system. You will build end-to-end product experiences, work closely with AI models, and design scalable systems. Ideal candidates will have strong full-stack skills in TypeScript, React, and Node.js, a ...

Founding Full Stack Product Engineer – AI Cybersecurity

Cross Border Talents in London is seeking a full-time Full-Stack Engineer to develop an AI-native cybersecurity operating system. As part of a dynamic team, you will own the product end-to-end and collaborate closely with AI engineers to create innovative solutions. The ideal candidate will possess str ...

Rising Software Engineer Full Stack, FinTech Impact

Oho Group, located in Greater London, is seeking ambitious Software Engineers to join their expanding team. This role involves taking ownership of customer-facing products and collaborating closely with various teams to deliver impactful solutions. Engineers will be offered rapid career progression, si ...

Founding Full Stack Product Engineer – AI Cybersecurity

Cross Border Talents is seeking a Full-Stack Engineer to build AI-native cybersecurity products in London, United Kingdom. You will own systems end-to-end, develop functionalities powered by AI, and design reliable infrastructure. Ideal candidates have strong expertise in TypeScript, React, and Node.js ...

Founding Full Stack Product Engineer – AI Cybersecurity

Cross Border Talents is seeking a Full-Stack Engineer to develop AI-native cybersecurity solutions. You’ll build and maintain the product experience, develop web applications using TypeScript and Node.js, and collaborate on AI integrations. The ideal candidate possesses strong full-stack engineering sk ...

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    Full Stack Javascript Developer Jobs in United Kingdom Job Search Guide, Trends and Insights