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

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Junior Mobile Engineer (Android/iOS) – Mandarin Fluency

Mandarin Recruitment is seeking a Junior Mobile Developer in Greater London. This role involves the development and deployment of applications, contributing to the development team with a focus on enhancing consumer experiences through technology. Candidates must have a recent Computer Science degree a ...

Node.js Developer with Security Clearance (Newcastle)

Java Script Works is seeking a Node.JS Developer in Newcastle upon Tyne. This role is full-time and requires a minimum of 5 years of residence in the UK for a security clearance. Candidates should have experience with Node.js and JavaScript, along with familiarity in application security practices. The position ...

.NET Developer: ASP.NET, Azure & Cloud Apps

Java Script Works is seeking a Software Developer (.NET) in Glenrothes, United Kingdom. The ideal candidate will have expertise in .NET, ASP.NET, and SQL Server, with strong JavaScript skills. The role requires experience in software testing and cloud services, particularly with Azure. The compensation ...

Hybrid Backend Engineer (Java/Kotlin) on AWS | Lead & Mentor

A leading software company in London is seeking a Backend Software Engineer/Developer proficient in Java and Kotlin to join their team. This role offers a hybrid work-from-home flexibility and the opportunity to work with emerging technologies. Candidates should have strong experience in server-side development ...

Hybrid Quant Python Engineer — London, High Growth

Java Script Works is seeking a talented developer to join a leading Quant Investment management firm in London. This role offers an excellent working environment with ongoing training and a structured career path. You can expect a competitive salary along with a substantial bonus from day one. Skills required in ...

Next.js Frontend Engineer for SaaS Platforms

Java Script Works seeks a Frontend Developer to enhance the development of their platform using React.js and Next.js. The role involves collaborating with UX/UI designers and back-end developers to create responsive, user-friendly web applications. Candidates should have a strong understanding of HTML5, CSS3, an ...

Senior Mule/ESB Developer — Stock Options & Bonuses

ObjectLab Ltd in London is seeking an Experienced ESB/Mule Developer to enhance our development team. The successful candidate will work on our global portfolio financing product, playing a crucial role in the team. Applicants should have strong Java skills, experience with ESB/Mule, and knowledge of m ...

Fintech C# .NET Developer | Greenfield Projects

Java Script Works is seeking a C# .NET Developer to join our team in London, United Kingdom. This full-time position requires strong skills in ASP.NET MVC, C#, SQL, and JavaScript. The role involves greenfield development and working with data analytics. Offered salary is up to £45K per year. Candidates should b ...

Senior Front Office Software Engineer (C#/Java/.NET)

hackajob is seeking a Senior Front Office Developer based in London. You will turn complex challenges into innovative software solutions using Python, Java, .NET, and web services. The role involves extensive collaboration, development, and adherence to secure coding practices. Successful candidates wi ...

Cloud Native Java Spring Boot Back End Engineer (GCP)

Methods is seeking a Back End Developer specializing in Java Spring Boot and Google Cloud Platform for their private Sector Business unit. The role involves a 6-month project focusing on migrating and rebuilding core architecture. Join the team and play a pivotal role in optimizing technical connectors ...

Elite High Touch Trading Developer: Low Latency Connectivity

Harrington Starr is seeking an experienced High Touch Trading Developer in London to build client-facing trading infrastructure. This role offers a competitive salary up to £160,000, a performance bonus, and comprehensive benefits. Key responsibilities include designing and implementing trading platfor ...

Java Backend Engineer for Subsurface APIs

Halliburton Energy Services in Abingdon seeks a Java developer with over 3 years experience for their Neftex Technical Services Team. This role involves developing subsurface evaluation solutions and requires attendance at the Abingdon office at least three days a week. Successful candidates will work ...

Lead Full Stack Developer – Financial Services

Genium Selection is seeking a Lead Developer for financial services in Weston-super-Mare. The role involves evolving the online insurance applications while leading a team in full stack development, primarily using JAVA and MySQL. You will collaborate directly with the business, analyzing existing syst ...

Senior Software Engineer: AI Driven Platform (London)

Zuora Inc in Greater London is looking for a skilled developer to contribute to their subscription experience platform, Zephr. The role involves leading the development of public-facing applications while ensuring high performance and security. Key responsibilities include designing innovative solution ...

Legal Tech Engineer (PHP/Laravel + Vue/React)

Java Script Works, located in Nottingham, is seeking a developer skilled in PHP and JavaScript to shape the future of legal technology. Your role will involve writing testable code and working with a modern tech stack that includes Laravel, Vue.js, and AWS. The company emphasizes innovation in legal te ...

Full Stack GIS Engineer for Public Sector Impact

A digital transformation consultancy in Altrincham is seeking a Full Stack GIS Developer. You will work on innovative digital solutions that impact public services, collaborating with a multidisciplinary team to develop scalable applications. Candidates should possess strong skills in .NET, Java, or Python and h ...

Senior Java Engineer & Tech Lead — Remote

Hyland is seeking a Developer to enhance product performance through solid coding practices and software engineering principles. The ideal candidate will have 5+ years of experience with Java, Spring Boot, and cloud solutions such as AWS and Azure. This role involves mentoring team members, leading sta ...

Senior Liferay DXP Developer Upgrade & Migration Expert

Jas Gujral is seeking a Senior Liferay DXP Software Developer based in Norwich for a 6-month contract. The role involves upgrading Liferay DXP and providing technical consultancy for content migration strategies. Responsibilities include technical discussions, creating migration scripts, and developing ...

Remote Platform Engineer AI Trainer DataAnnotation

Overview Requirements We are looking for proficient programmers who are fluent in English and have a strong background in either Python and/or JavaScript. You should be detail-oriented and possess excellent writing and grammar skills. Quality Control Quality control: ensur ...

Hybrid Node.js & React Engineer – 1 day in office

Requirements: At least 2 years of software development experience, which may have occurred at school. Proficiency in the following technologies:HTML5, TypeScript/JavaScript, NodeJS. Experience in building responsive web applications using React. Experience in testing through Uni ...

NodeJS Developer in London Quant Capital

Requirements: At least 2 years of software development experience, which may have occurred at school. Proficiency in the following technologies:HTML5, TypeScript/JavaScript, NodeJS. Experience in building responsive web applications using React. Experience in testing through Uni ...

Software Developer (Ref: 0626SD)

Build the future of digital insurance with us Were a cutting-edge digital insurance software company partnering with some of the largest global insurers to transform how customers experience insurance online. From seamless purchase journeys to po ...

Senior Software Engineer – Dementia Care Platform

A leading educational institution in the UK is looking for a Senior Software Developer to join their Dementia Research Institute. You will develop innovative healthcare technology and work with a multidisciplinary team to improve the lives of those affected by dementia. The role requires proficiency in programmi ...

Cloud ECM Developer Documentum (AWS, DevOps)

Experis is seeking a Documentum ECM Developer in Telford to develop, enhance, and support OpenText Documentum solutions in an AWS cloud environment. The successful candidate will focus on building scalable ECM features and applying DevOps best practices. The role involves designing and maintaining Docu ...

Remote Lead UI/UX & Full Stack Engineer (React + .NET)

A leading AI solutions provider in the UK is looking for an experienced Lead UI/UX Full Stack Developer to drive the development of scalable, user-friendly solutions. This role involves leading the design and deployment of robust applications using React and .NET, mentoring developers, and collaborating with cro ...

Senior React Frontend Architect Hybrid London

Capco is seeking a talented Frontend Developer in London to architect and implement complex systems using React and modern frameworks. You will champion frontend engineering standards, coach junior developers, and collaborate with stakeholders. The role offers a competitive, people-first benefits package includi ...

Lead Cross Platform Mobile Engineer — Shape AI Productivity

Iamwarpspeed is seeking a passionate Lead Cross-Platform Mobile Developer to lead the development of their mobile applications. This pivotal role ensures a seamless and native user experience across iOS and Android platforms. Candidates should have 5+ years of experience in cross-platform mobile development, pre ...

Front End Engineer – Global Video Platform (Remote)

A leading video platform company in Greater London seeks a front-end developer to enhance their cloud-based platform. You will work with technologies like React and ES6, collaborating closely with mentors to drive projects from design to production. Candidates should have experience with front-end frameworks and ...

Backend & Fullstack Engineer for AI‑Driven SaaS Growth

Hook is seeking a skilled full-stack developer for its innovative team in Greater London. The role involves both frontend and backend development, primarily using Python and React. You will work on designing product features, improving architecture, and ensuring system performance. The position offers a competit ...

Front End Engineer: Build Fast, Responsive UIs (Flexible Work)

Solirius Consulting in Greater London is looking for a skilled Front-End Developer to build and maintain user-facing features. The role includes developing responsive web interfaces and collaborating with design teams. Candidates should have strong experience in front-end technologies such as Angular a ...

Senior Front End React Lead (Hybrid, 15% Bonus)

A tech solutions provider in Wolverhampton is looking for a Front-End Developer with strong experience in building high-traffic solutions. The ideal candidate should have solid experience at a senior engineer level and expertise in React. The position offers a starting salary of up to £85,000, a bonus scheme of ...

Frontend Engineer II — React/TypeScript, Build & Refactor

Commerce Software UK Ltd is looking for a Front-End Developer to build high-quality features with React and TypeScript. You will work on refactoring legacy code and collaborating with designers to define requirements. The ideal candidate has at least 3 years of experience. If you possess a Bachelor's d ...

Full Stack Engineer: Shape Scalable Backend & UI

A leading SaaS provider is seeking a Mid-Level Full Stack Developer to join their engineering team. This role involves both back-end and front-end development, focusing on Python/Django and React. Candidates should have at least 2 years of experience in full stack development, designing RESTful APIs, and familia ...

Principal Full Stack Developer (Hybrid, 1+ Year Contract)

A leading IT consulting firm in Guildford is looking for a Principal Full Stack Developer to lead the development of modern, scalable web applications. Candidates should have over 4 years of experience in full-stack web development with strong skills in React, Redux, AWS, and backend technologies like Go or Pyth ...

React Front End Engineer Dashboards & SaaS Impact

Spectrum is hiring a Front-End Developer in Nottingham to create modern web applications focused on React. You will be responsible for developing responsive web apps, collaborating with backend teams, and ensuring high-quality user experiences. This role offers flexitime, a range of benefits including ...

Full Stack Engineer – Cloud Native, Scalable Apps

A leading investment platform in Manchester is seeking a talented Developer to design and support scalable applications. The role requires experience in business-critical platforms and proficiency in React, AWS, and microservices architecture. You will be contributing towards strategic technical decisions while ...

Senior AI Software Engineer Foundry, Newcastle

Nigel Frank is looking for an AI Foundry Software Developer to join their team in Newcastle. This full-time position involves leveraging modern technology to provide bespoke solutions in banking and financial services. The ideal candidate will have excellent programming skills, UI development experienc ...

Geospatial JavaScript Developer | Map Tech & Cloud

Expert Employment is looking for a JavaScript Developer to join their geospatial software development team in the City of Edinburgh, United Kingdom. The role involves developing and maintaining software solutions, requiring strong experience with JavaScript, React, and Python. The ideal candidate will ...

Senior C# & React Native Engineer (Healthcare Tech)

慨正橡扯 is seeking a Senior Software Developer to enhance the CIS Oncology product suite, specifically ChemoCare. This role involves designing and maintaining complex software features, fostering collaboration with QA teams, and mentoring junior developers. The ideal candidate will have solid commercial e ...

AI Driven Full Stack Engineer (React + Python)

ClearRoute is seeking a full-stack developer with a strong front-end focus to build the Superhighway control plane. The role involves using React and Python to develop high-quality features for self-service data exploration and platform interaction. The ideal candidate has 6+ months of experience with ...

Full Stack Cloud AI Engineer Platform Delivery

Hexcel Corporation is seeking a hands-on Full Stack Developer for our Duxford, UK location. In this role, you will design and deliver modern enterprise applications, embedding AI capabilities across the software lifecycle. The ideal candidate will possess strong experience with C#, .NET, React, and clo ...

SC Cleared Full Stack Engineer — Azure/Node/React

SR2 REC LTD is seeking a full-stack developer with active SC clearance for a long-term rolling contract. You will join an agile team to build and support a secure Azure-based platform. The ideal candidate has strong experience with Node, TypeScript, and React, along with good understanding of CI/CD and ...

Senior AI Software Engineer Foundry, Newcastle

Cyber Security training courses is looking for an AI Foundry Software Developer to join their team in Newcastle. This full-time in-office position involves working on AI-augmented business applications. The ideal candidate will possess strong programming skills, hands-on experience with Typescript and ...

Senior Full Stack AI Engineer (Remote, React/Python)

A leading technology services provider in Edinburgh is seeking a skilled developer to work in an Agile Scrum environment. You will collaborate with cross-functional teams to design and enhance digital products using React and Python, supporting AI-driven solutions. Ideal candidates will have strong experience in ...

Senior Frontend Engineer — Build Financial OS (React/Next)

A tech startup in Greater London is seeking an experienced frontend developer to join their lean team. The role requires expert knowledge in React, TypeScript, and Tailwind, along with familiarity with NextJS. Candidates who have experience in backend engineering and user-facing software delivery will stand out. ...

Frontend Engineer (Next.js) – AI Tools, Hybrid Leeds

A creative technology company in Leeds is looking for a Frontend Developer to join their dynamic team. The role involves developing features for their platform, primarily focusing on user experience and functionality using Next.js and React. You'll collaborate with multiple teams and leverage AI tools to improve ...

Senior React Frontend Architect Lead, Mentor & Deliver

A leading financial services consultancy in Edinburgh is seeking a Frontend Developer to architect and implement complex frontend systems. This role involves applying UX/UI best practices and collaborating with stakeholders to deliver innovative solutions. The ideal candidate should have extensive experience wit ...

Frontend Engineer for Engaging Educational Apps

An innovative educational media company is seeking a Front End Developer to work on their educational app and manage their CMS system. The role involves supporting the company website and collaborating with game artists, offering a chance to contribute to engaging digital products. Ideal candidates should have e ...

Real Time Full Stack Engineer React & Python

A leading FinTech recruitment agency is looking for a Full Stack Developer to join a high-performing team in Greater London. The role involves developing real-time web applications and requires solid experience in React and Python. You will work on building scalable systems and collaborate closely with product t ...

Senior Full Stack .NET Engineer

A software development company in Milton Keynes is seeking a Senior Full Stack Developer to take ownership of exciting challenges and deliver high-quality, maintainable code. The ideal candidate will demonstrate proficiency in C#, .Net 8, HTML, CSS, and JavaScript, alongside front-end frameworks like React and A ...

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