1,671,180+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Full Stack Java/Vue.js Engineer Hybrid, Clearance Ready

Amdaris is looking for a Full Stack Software Developer to join their team in Bristol on a hybrid model. Candidates must be able to obtain SC or BPSS clearance. This role will have you developing both front and back end solutions, ensuring application responsiveness, and creating servers and databases. ...

DV Cleared Full Stack Engineer – Secure Gov Projects

Experis UK is looking for experienced Full Stack Developers to support critical Defence & Security projects in the UK. This hybrid role involves designing, developing, and deploying secure web applications. Candidates should have experience in Agile methodologies and secure coding practices. You will w ...

Senior Full Stack JS Engineer — Security‑First Dev

NCC Group is seeking a Senior Software Developer in Cheltenham to design, build, and maintain secure applications for our ITSM platform (ServiceNow). This is a full-time role that requires strong JavaScript expertise across backend, frontend, and API development. The developer will take ownership of so ...

Full Stack Engineer (C#/.NET, React) — Remote & Growth

Gearset Limited in Cambridge is looking for a Software Engineer to join their team. This role involves enhancing existing features and engaging directly with users to shape impactful solutions. Ideal candidates have full-stack experience and a passion for learning within a collaborative engineering culture. < ...

Senior Full Stack Engineer: Ownership & Impact in Energy

Propel is seeking a Senior Full Stack Engineer to join their dynamic startup team in the energy/proptech sector. This role involves building impactful products for heat pump installers and homeowners, emphasizing collaboration and mentorship. Ideal candidates will have 6-10 years of experience, a backe ...

Full Stack Engineer (React/Python) – AI Platform, Hybrid

An innovative AI company in Bracknell is seeking a Full Stack Engineer to work on a modern tech stack including React and Python. You will be collaborating with a senior team to build new features, improve platform performance, and contribute to technical strategy. The ideal candidate should have experience in b ...

Senior Full Stack Engineer — Impactful .NET Platform (Hybrid)

A leading technology company is seeking a Full stack Software Developer in Lancaster. You will design and develop web applications, utilizing modern .NET technologies and taking ownership of system architecture. The ideal candidate has over 4 years of experience with C# and ASP.NET MVC, and will contribute to bo ...

Senior Full Stack Engineer for AI Inference Platform

A technology company in the UK is seeking a Senior Software Engineer to improve platform systems and add features to their innovative AI products. The ideal candidate has over 5 years of experience writing clean backend code and has worked with payment systems. This role requires a collaborative mindset and the ...

Full Stack Engineer (£80k–£150k + Equity) at Aglide

Job Title: Full Stack Engineer Salary: £80k–£150k + Equity Company Description: Aglide - YC-backed enterprise browser automation platform Location: London, UK Job Description: Join Aglide as a founding engineer building the next genera ...

Hybrid Full Stack Engineer | Build Scalable Web Apps

Brilliantbrandings is seeking a Full-Stack Engineer to develop high-quality web applications, ensuring UI consistency and quality throughout. The role involves creating software building blocks for both client and internal products, exercising standardization in development processes. The ideal candida ...

Full Stack Engineer: AI HealthTech | London | Unlimited PTO

A pioneering fitness technology company in Greater London is looking for a Full Stack Software Engineer to join its high-performing team. You will develop innovative features for health coaching products, impacting thousands of users daily. Ideal candidates have experience with AI-assisted development and full s ...

Full Stack Engineer – Equity & Ground‑Floor Insurtech Role

Jack & Jill is seeking a Full Stack Engineer to be a key member of its engineering team in London, UK. You will work on building innovative insurance technology that integrates seamlessly into retail experiences. The ideal candidate will have at least 2 years of experience in Ruby on Rails or Python, with a stro ...

Senior Full Stack Engineer, Vendor Risk Platform (Remote)

A leading security company in London is seeking a Senior Software Engineer with a full-stack focus. The role involves leading complex projects and mentoring a dynamic engineering team. Candidates should have 7+ years of experience and the ability to work cross-functionally in remote settings. The position offers ...

Founding Full Stack Engineer: Build Impactful AI Tools

A dynamic InsurTech startup is seeking a Full Stack Engineer to develop a leading AI platform. You will focus on frontend development with TypeScript while contributing to backend services. The role emphasizes product ownership and fast-paced problem-solving in a collaborative environment. Ideal candidates will ...

Real Time Livestream Full Stack Engineer (React/Next.js)

WorksHub is looking for a Full Stack Engineer to join the Livestreaming Team in Greater London. In this role, you will design and optimize pipelines for media delivery, develop responsive frontends using Next.js and React, and architect scalable infrastructure using AWS. Successful candidates will have hands-on ...

Full Stack CMS Engineer – Magnolia/ContentStack (Hybrid/Remote)

MOO is seeking a Software Engineer to join their Browse team in London. The role involves developing content-driven pages using Java, TypeScript, and NextJS while contributing to system requirements and embracing Agile methodologies. Candidates should have experience with CMS and a passion for testing. MOO promo ...

Full Stack Node.js/TypeScript Engineer: Engine Room Platform

A global financial services provider in Greater London is looking for a Full Stack Developer to join their Enterprise Technology team. This position involves designing and maintaining NodeJS/Typescript solutions for a modern platform while collaborating with various teams to enhance shared capabilities. The idea ...

Full Stack Engineer: Build Scalable Backends & AI Frontends

Arrows is seeking top-tier engineers to help build both the front-end and back-end of its products in London. You will architect scalable backend solutions and collaborate on a user-friendly React-based front-end. The ideal candidate excels in Python, communication, and has a strong grasp of database s ...

Remote Full Stack Engineer — Build an Impactful Platform

An established agriculture business is seeking a Full Stack Engineer to join its expanding in-house engineering team. This role involves contributing to meaningful projects that influence real-world change. Ideal candidates will have strong PHP development skills and the ability to collaborate effectively with m ...

Remote Friendly Full Stack Engineer (C#/.NET & React)

A leading DevOps platform in Belfast is seeking a Mid-Level Software Engineer to enhance existing features and collaborate on new developments. The ideal candidate has experience in full-stack development and is familiar with technologies such as C#, Java, and React. This full-time role offers a flexible working ...

Senior Full Stack Engineer (C#/.NET & React) Remote

A leading DevOps platform company located in Belfast is seeking a Senior Software Engineer to enhance their platform, collaborate with a dynamic team, and engage with users to shape impactful features. Responsibilities include designing and building new end-to-end features and contributing to best practices in a ...

Senior Full Stack Software Engineer (C#/.NET, React)

Gearset is the leading DevOps platform for Salesforce - our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integra ...

Senior Full Stack Engineer (Python/Django, AWS, Terraform)

A leading company in the automotive sector is seeking a Senior Software Developer to join their Special Projects team. This role involves developing innovative tools and solutions for clients while working collaboratively in a project-based environment. The ideal candidate will have experience in key technologie ...

Full Stack Software Engineer — React/Java, UK Travel

A leading global professional services company in Scotland is seeking a Software Engineer (Full Stack) to join its team. The role involves working with cutting-edge technologies, leading client accounts, ensuring quality delivery, and collaborating with teams. Key qualifications include full-stack engineering ex ...

Hybrid Software Engineer Full Stack, CI/CD & Microservices

Elekta AB is seeking a full stack developer to work in Crawley. You’ll design, develop, and maintain application components in a safety-critical medical environment. The ideal candidate holds a degree in engineering and has experience with .NET, Angular, and cloud technologies like Docker and Kubernete ...

Full Stack Software Engineer in Belfast Enso Recruitment

Overview Support CI/CD Cloud GCP Java Mobile NodeJS React React Native Spring Web UX UI Design DevOps JavaScript TypeScript Fullstack Technologie ...

Senior .NET Full Stack Engineer ASP.NET Core Modernisation

A software development company is seeking an experienced Full-Stack C#.NET Developer to modernize legacy systems using ASP.NET Core in Halifax, England. The role involves rewriting applications, ensuring code quality, and collaborating in Agile teams. Candidates should have extensive C#/.NET experience and stron ...

Senior Java Full Stack Engineer – Onsite in Bournemouth

Virtual Hire Staffing is seeking a Senior Java Full Stack Engineer for a 12-month rolling contract at a Global Tier-1 Investment Bank in Bournemouth. This role offers a rare opportunity to gain hands-on experience in a top-tier banking environment, enhancing prospects for future contracts. Responsibili ...

Full Stack Engineer: Remote First with Ownership & Impact

hackajob is seeking talented Full Stack Developers to join their team, collaborating with Atos on impactful projects. This role is ideal for individuals eager to take ownership and solve complex problems in a dynamic environment. You will design and deliver solutions across the application lifecycle wh ...

Full Stack Engineer: Pre Trade Analytics & UI (London)

A leading hedge fund in London is seeking a Full Stack Engineer to join their team. You will contribute to high-impact initiatives and develop web-based trading platforms for pre-trade decision-making and risk evaluation. The ideal candidate has strong skills in TypeScript and React, experience with backend lang ...

Full Stack Engineer — Build AI Driven Internal Platform

A professional services firm in the United Kingdom is seeking a Full Stack Engineer to contribute to their internal-facing Core Internal AI Platform. The role involves building end-to-end software solutions for AI-enabled products and tools across the firm. Candidates should have over 5 years of experience in fu ...

ML Full Stack Engineer: Python Backend & AI Systems

Machine Learning Software Engineer - Full Stack (LLM) London, United Kingdom Bachelor’s degree in Computer Science, Computer Engineering, or a related technical background. Experience Backend software engineering experience in Python. Responsibilities and Requirement ...

Full Stack Java Engineer — Onsite in Glasgow (FTC)

A leading tech consultancy in Glasgow is urgently seeking a Full Stack Developer. The role requires strong experience in Java and Spring Boot, along with proficiency in Docker and Kubernetes. Candidates should hold a Bachelor's degree in a related field and possess excellent problem-solving and communication ski ...

Full Stack Engineer (Python/Java/React) — Remote & Growth

NPAworldwide is seeking Full Stack Python/Java/React Developers to join a mission-led consultancy in Bristol. You will design, develop, and test secure software systems while working in an agile environment focused on the UK Government and Defence sector. The position offers a salary ranging from £50,0 ...

Hybrid Full Stack Engineer: Build Secure, Scalable Apps

Full Stack Software Engineer About CGI At CGI, we design and deliver secure, scalable digital solutions that help organisations transform how they operate and serve their customers. As a Full Stack Software Engineer, you will build high-quality applications across the full technolo ...

Senior/Staff Full Stack Engineer, Build AI Procurement

Omnea is looking for exceptional software engineers to join our growing team in London. You'll be a part of a fast-paced environment at one of Europe's fastest-growing companies, contributing to key product and business decisions while working with cutting-edge technologies like Typescript, React, and AWS. </ ...

Senior Full Stack Engineer: C#/.NET & React, Hybrid

A global tech company is seeking a Full Stack Software Engineer with strong C# .Net and React skills, offering a hybrid working arrangement in Cambridge. You will design and develop data-centric software, working within an Agile team. The ideal candidate should have experience with Azure, Snowflake, and SQL, alo ...

Senior Full Stack Engineer: React & Python, Cloud Native

A leading tech scale-up in the United Kingdom is searching for a Senior Full Stack Engineer with expertise in React and Python. The successful candidate will develop flagship products, collaborate closely with cross-functional teams, and influence the technical direction. Benefits include a competitive salary ra ...

Remote Full Stack Engineer: Impactful Tech for Good

A tech-focused recruitment company is seeking a Full-Stack Developer to join a mission-oriented team. The role involves delivering complex, high-quality solutions while improving production systems. Candidates should have strong experience in C# .Net, a background in Agile methodologies, and be comfortable with ...

Full Stack Software Engineer — Healthcare Tech (Real Time)

Tussell Limited in Leeds seeks Software Developers passionate about programming to contribute to a global digital healthcare solution. You will be part of an agile team working on systems accessed by thousands of concurrent users. The role involves functional design, full stack development, and perform ...

Senior Frontend Engineer / Full Stack Product Engineer Energy

About the Role Our client is hiring a Frontend Engineer / Full Stack Product Engineer to help build the software that their customers interact with directly, as they continue to scale their product and technology function. We have already recruited 3 individuals to the company and are pleased to ...

Staff Software Engineer, Full Stack (m/f/d)

Staff Software Engineer, Full Stack (m/f/d) London, England, United Kingdom About the Company Affinidi is a technology company dedicated to changing data ownership for good. We empower businesses and individuals with control and ownership of their data, with a compreh ...

Senior Full Stack React/Node Engineer (Remote & Flexible)

A growing technology firm in Brighton seeks a Senior Full Stack Engineer to design and maintain high-performance applications. The ideal candidate has extensive experience in TypeScript, Node.js, and React, and is motivated to work in a fast-paced environment. Key responsibilities include collaborating on techni ...

Lead Staff Engineer Full Stack SaaS (TypeScript/Node)

A leading UK-based SaaS company is seeking a Staff Engineer / Principal Engineer / Lead Engineer to join their hybrid team in Portsmouth. This role involves leading the development of customer-facing products using modern technologies such as NodeJS and TypeScript, in a collaborative environment. With a focus on ...

Software Engineer – Full Stack RF Data Systems (Hybrid)

An innovative firm is seeking a skilled software engineer to join their team in developing advanced RF sensor systems. You will play a crucial role in the entire software development lifecycle, focusing on Windows and Linux applications that facilitate data communication from remote hardware. This position offer ...

Full Stack Engineer Hybrid EM | Tech4Good | EV charging

A mission-driven tech organization based in the East Midlands is seeking a Full Stack Engineer. You will develop applications using React and TypeScript, ensuring high engineering standards and working within a collaborative team environment. This role offers a hybrid work model with impactful projects focused o ...

Full Stack .NET Engineer (Azure, MAUI) – Hybrid UK

A leading Financial Services company is seeking a .Net focused Full-Stack Developer to join their team in Maidstone. This role involves designing and developing business applications using modern technologies like C# and Azure, along with mentoring new team members. The ideal candidate will thrive in an Agile en ...

Senior Full Stack Engineer (React/TS) – Cross‑Platform

TechBiz Global GmbH is seeking a Senior Full-Stack Developer in Birmingham, United Kingdom, to contribute to a dynamic team and work on exciting projects. Your responsibilities will include developing cross-platform interfaces using React, refactoring components, and ensuring performance optimisation. ...

Full Stack Fintech Engineer (TypeScript) Real Time Platform

Kalpa Group is seeking a full-stack engineer in Central London to help develop an innovative fintech platform. This role focuses on integrating investment operations and reporting into a cohesive product ecosystem. The ideal candidate should have strong TypeScript skills, familiarity with React, and en ...

BXTI Liquid Credit, Full Stack Software Engineer, Associate

Overview Blackstone is the world’s largest alternative asset manager, managing $1.1 trillion in assets across multiple investment vehicles. The Blackstone Technology & Innovations (BXTI) team builds systems to support risk management, efficiency, and transparency across the firm and its portfolio ...

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