48,161+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Senior React Frontend Engineer Payments Contract (London)

RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

Senior Full Stack Engineer — AI‑Driven Cloud (UK Hybrid)

Mark43, a public safety technology company in Greater Manchester, is hiring a Senior Software Engineer to build software for UK police custody suites. You'll work across the full stack, using technologies like Java, React, and AWS, while collaborating in a hybrid work model. The role includes designing ...

Secure Full Stack Engineer — SC Cleared

Frontier Resourcing is seeking a talented Software Engineer to join a high-performing software engineering team delivering secure, scalable technology solutions in the defence sector. Candidates should have strong software engineering backgrounds and experience with languages like JavaScript, React, Java, and ...

Product Focused Full Stack Engineer (React/TypeScript)

Java Script Works is looking for a Full-Stack Product Engineer focused on frontend development in London, UK. The ideal candidate will have experience building projects from start to finish, with a strong proficiency in React, TypeScript, and Tailwind CSS. The role is full-time and pays up to £16 per hour. Candi ...

IAM Platform Engineer — Full Stack & Security

Barlowe LLP is seeking a skilled Software Engineer to join their Security Technology team focusing on Identity & Access Management. The ideal candidate will have full-stack engineering experience, particularly with React and Java or C#. Responsibilities include designing solutions for authentication and autho ...

In Store AI Real Time Full Stack Engineer

A stealth-mode AI company in Greater London is seeking a Full Stack Engineer to design and build transformative web experiences for in-store shopping. The role involves creating intuitive web interfaces and implementing real-time backend services. Candidates should have proficiency in full-stack development incl ...

Cloud Native Full Stack Data Engineer

A global consultancy firm in Birmingham is seeking a Full Stack Data Engineer to develop scalable data platforms and web applications. This role requires expertise in both data engineering and full stack development to deliver robust cloud-native solutions. Candidates should have a Bachelor's degree in Computer ...

Senior Staff Engineer, Core Marketing Platforms (Hybrid)

A leading sports technology company in Edinburgh is seeking a Senior Staff Engineer to lead the technical strategy for their Core Marketing Platforms. The successful candidate will mentor junior engineers and ensure stability and scalability of services. Ideal applicants will have at least 7 years' experience, e ...

Full Stack Engineer — AI Powered Audiobook Platform

Creandum Advisor LLP is looking for a motivated individual to build and evolve features for the Spotify for Authors platform. This role involves collaborating across a React/TypeScript frontend and Java backend. Ideal candidates have experience in web application development, with a focus on code quality and ...

Senior Software Engineer, Global Finance Tech (Hybrid)

Citigroup Inc. is looking for a Senior Software Engineer to join their global technology team in Belfast City. This role involves solving complex business problems and participating in all software development phases. Candidates should be proficient in Java, React, and Python, with strong hands-on experience ...

Senior Full Stack Java Engineer for Trading Tooling & AI

Citi is seeking a highly motivated full-stack engineer to join their trading team in Greater London. This role involves collaborating with traders and product development to build a first-class ecosystem of trading tools, leveraging technologies such as Python and React. Candidates should have experience in J ...

Java/Kotlin Software Engineer Agile, TDD, Spring

Skills and Experience You possess strong development experience in Java and Kotlin. You have familiarity with Agile processes and Test-Driven Development (TDD). Technical Expertise You understand Computer Science, Object-oriented Programming (OOP), Design Patterns, Data Structures, a ...

Hybrid Hands On Tech Lead: Climate Impact Platform

Bohr Limited is seeking a Tech Lead to join their engineering team in Bristol. You will lead a team while remaining close to the code, contributing to the development of technology that reduces methane emissions across the UK & Europe. The ideal candidate will have strong full-stack engineering experie ...

Remote Contract Software Test Engineer – End to End & API Automation

Adecco is seeking a Software Test Engineer for a 3 month contract in Manchester/Hybrid. You will work closely with the software development team to create and execute test plans and cases, maintaining automated test scripts and conducting end-to-end testing of applications. The ideal candidate will hav ...

Senior Manager, Home Broadband Engineering Hybrid

Vodafone is looking for a Senior Manager in HBB Engineering to lead the digital delivery of broadband services. This role involves shaping technical roadmaps, leading high-performing teams, and ensuring quality outcomes across various channels. The ideal candidate will have deep knowledge of React, Jav ...

Senior Data Engineering Software Engineer

A leading financial technology company in Nottingham seeks a Senior Software Development Engineer to drive the evolution of its cloud-based data ecosystem. The role involves working with Java, Python, and React/Typescript to solve complex problems and improve customer experiences. Candidates should have experien ...

Full Stack Java Engineer — Spring Boot + Cloud

A fast-growing technical consultancy in the UK is seeking a mid-senior level full-stack engineer to design and build scalable systems. This role involves working with Java and Spring Boot, as well as contributing to front-end development with Angular or React. The successful candidate will work across the entire ...

Engineering Manager Financial Services Company (Global Market) £100k + Annual Profit Share [...]

Engineering Manager - Financial Services Company (Global Market) - £100k + Annual Profit Share - React/ Java/ Spring (20% hands on) Engineering Manager - Financial Services Company (Global Market) - £100k + Annual Profit Share - React/ Java/ Spring (20% hands on) 15 minutes ago Be among the ...

Software Developer in Luton Rise Technical Recruitment

We are Hiring: Software Engineer We are currently seeking an experienced Software Engineer with a background as a Software Developer. The ideal candidate will have strong skills in JavaScript and LiveView. A degree in Computer Science or a related field is preferred. The position is based in Luton, so ...

Full Stack .Net Developer (Umbraco CMS) in Southampton Hays

Full Stack .Net Developer (Umbraco CMS) Southampton, UnitedKingdom Posted about 1 year ago Tech stack C ASP.NET HTML & CSS React Web API Full-stack CSS Azure JavaScript Vue.js Angular Skills required: .NET Core Good command ...

Senior Front end Developer in London Hays

Senior Front-end Developer London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble Tech stack React TypeScript Frontend fintech Frontend Development JavaScript Next.js ...

Fullstack Developer in Reading IT Talent Solutions

Salary: £40,000 - 70,000 per year Requirements I am looking for a Mid-level Full Stack Developer who is proficient in Node.js, TypeScript, and React. Experience with Next.js is a bonus. You should have worked with both relational databases (like PostgreSQL) and NoSQL technologies: < ...

Software Developer in Borehamwood DCA Recruitment

Software Developer Borehamwood, United Kingdom Posted 11 months ago Technology Stack Software design (SOLID) SQL React Databases Responsibilities Develop and maintain WPF user applications Crea ...

Principal Developer in Belfast Ocho

Requirements Approximately 7 years of post-graduate engineering experience Proficiency in technologies such as React, Angular, C#, Go, and AWS across multiple projects Proven experience working effectively in small teams Excellent communication skills < ...

.NET Developer

.NET Developer, .NET 9, C# - Consultancy - Plymouth (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect) Our client is an award-winning Microsoft c ...

.NET Developer

.NET Developer, .NET 9, C# - Consultancy - Stevenage (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect) Our client is an award-winning Microsoft ...

Senior React Developer Up to 180k Base + Exceptional Bonus Elite FinTech Firm London

Senior React Developer - Up to 180k Base + Exceptional Bonus - Elite FinTech Firm - London Salary: Up to 180k Base + Exceptional Bonus Location: London (Hybrid Working) Highlights: Cutting‑edge tech, a collaborative and flat‑structured environment, beautiful off ...

4x Lead Software Engineer up to £750/day Inside IR35 Hybrid

Job Title: Lead Software Engineer Rate: up to £750 per day (Inside IR35) Location: 2 days a week onsite across an UK site Contract Type: 12 months + Ext Start Date: ASAP Clearance: </strong ...

Lead Software Engineer Hybrid UK, Security Clearance

Job Title: Lead Software Engineer Rate: up to £750 per day (Inside IR35) Location: 2 days a week onsite across an UK site Contract Type: 12 months + Ext Start Date: ASAP Clearance: </strong ...

Software Engineer II Real Time Client Liquidity Dashboard Java, ReactJs

Job Description JPMorgan’s Global Liquidity and Cash Management Technology team is seeking a highly motivated Java and ReactJs engineer to join our global, diverse technology organization. We focus on providing modern solutions to support the Corporate & Investment Bank’s Payments business. Our c ...

.NET Developer

.NET Developer – Dartford(Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, SQL Server 2022, Programmer, Full Stack Engineer, Architect, .NET Developer)At this very moment our client is constructing the worl ...

.NET Developer

.NET Developer – Dartford(Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, SQL Server 2022, Programmer, Full Stack Engineer, Architect, .NET Developer)At this very moment our client is constructing the worl ...

Camunda Lead Full Stack Developer London, UK Full time Hybrid

Job title: Camunda Lead Full Stack DeveloperLocation: London, UKAbout the Job you are considering:We are seeking experienced Camunda Lead Full Stack Developer with strong expertise in banking domain who will overseeing the planning, execution, and suc ...

Camunda Lead Full Stack Developer London, UK Full time Hybrid

Job title: Camunda Lead Full Stack DeveloperLocation: London, UKAbout the Job you are considering:We are seeking experienced Camunda Lead Full Stack Developer with strong expertise in banking domain who will overseeing the planning, execution, and suc ...

.NET Developer

.NET Developer – Global Fitness Movement – Norwich(Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer)Born in 2012 in California, our clie ...

Full Stack Developer

Your new role We are looking for an experienced Full Stack C# Web Developer with strong React expertise to support the development and enhancement of a web‑basedpliance portal for a key programme. ResponsibilitiesDesign, develop, and maintain a secure, scalablepliance web portal</ ...

Full Stack Developer .Net

Full Stack Developer – Active SC, C#, React, SQLUp to £410pd (Inside IR35)Primarily Remote5 months initially My client is an instantly recognisable consultancy who are seeking a Full-Stack .NET Developer to join a small, collaborative team delivering secure, on-prem enterprise applications.Key Requirements:P ...

Full Stack Developer

Your new role We are looking for an experienced Full Stack C# Web Developer with strong React expertise to support the development and enhancement of a web‑basedpliance portal for a key programme. ResponsibilitiesDesign, develop, and maintain a secure, scalablepliance web portal</ ...

Full Stack Developer .Net

Full Stack Developer – Active SC, C#, React, SQLUp to £410pd (Inside IR35)Primarily Remote5 months initially My client is an instantly recognisable consultancy who are seeking a Full-Stack .NET Developer to join a small, collaborative team delivering secure, on-prem enterprise applications.Key Requirements:P ...

Remote Front End Developer Spinach Branding

We are seeking a talented Front-End Developer. Duration: 3-4 weeks Location: Studio or Remote The ideal candidate will be responsible for: Building two Wordpress websites Configuring and developing various plugins to ensure a smooth and user-friendly experien ...

Documentum Java Solution Architect

Documentum Java Solution Architect Location: 5 days onsite in Basingstoke Length: Until end of May 2027 Rate: £600 to £700 per day via umbrella Candidates MUST hold Active DV Clearance to be eligible to be considered for the opportunity Your Role will involv ...

Documentum Java Solution Architect

Documentum Java Solution Architect Location: 5 days onsite in Basingstoke Length: Until end of May 2027 Rate: £600 to £700 per day via umbrella ***Candidates MUST hold Active DV Clearance to be eligible to be considered for the opportunity*** ...

Full Stack Developer Data Analytics and Integration in London Marcura

Full Stack Developer - Data Analytics and Integration London, United Kingdom Posted 11 months ago Tech stack APIs Analytics Backend JavaScript Python Java Full-stack Artificial Intelligence Node.js mobile apps Mobile App Development Develo ...

Quantitative Developer 3 + Years HFT Experience in London Queueco

Quantitative Developer - 3 + Years HFT Experience London, United Kingdom Posted about 1 year ago Tech stack Quantitative C Java low latency gaming ...learner excited to compete in the markets. Over your career ...

Software Developer in London RedTech Recruitment

Software Developer London, United Kingdom Tech Stack Python C Java JavaScript Go Kotlin STEM Requirements First class STEM degree and at least AAB at A Level (or equivalent) < ...

Software Developer High Performance Trading Systems in London Quant Capital

Software Developer - High Performance Trading Systems London, UnitedKingdom Posted 10 months ago Tech stack Java C Algorithms Trading Data Structures Kotlin Qualifications: Exceptional programming abili ...

Senior Application Software Engineer (Java/Spring/Backend)

Overview Job Title: Senior Application Software Engineer (Java/Spring/Backend) Location: Manchester Salary: £60,000-£75,000 Workplace Type: Hybrid (3 days a week in the office) Employment Type: Full-Time About Us </h ...

Solutions Architect

***Candidates MUST hold Active DV Clearance to be eligible to be considered for the opportunity*** Your Role will involve: As a Documentum Java Solution Architect, you will be a team player working closely with other Documentum Java developers and technical subject matter ex ...

AI Driven Full Stack Engineer | RAG & LLM Specialist

Proficiency in Full-Stack Development Proficiency in building modern, full-stack applications with back end development in Python, Node.js, or Java, and front end development with frameworks like React, Angular or Next.js. Experience with AI Solutions Understand and have implement ...

Lead Software Engineer: High Impact Tech, UK Clearance

A leading defense technology company is seeking a Lead Engineer in Manchester to design, develop, and maintain critical infrastructure solutions. This role requires experience in backend or frontend development, with a strong command of tech such as Java, React, and cloud technologies. The position offers hybrid ...

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    Java React Developer Jobs in United Kingdom Job Search Guide, Trends and Insights