4,827 React Developer jobs in the United Kingdom

• Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
• Develops secure high-quality production code, and reviews and debugs code written by others
• Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems
• Leads evaluation sessions with external vendors, startups, and internal teams to drive outcomes-oriented probing of architectural designs, technical credentials, and applicability for use within existing systems and information architecture
• Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies
• Adds to team culture of diversity, opportunity, inclusion, and respect

• Strong Typescript, React and real-time messaging knowledge
• Experience in building high-performance desktop/web applications
• Formal training or certification on software engineering concepts and advanced applied experience
• Hands-on practical experience delivering system design, application development, testing, and operational stability
• Advanced in one or more programming language(s)
• Proficiency in automation and continuous delivery methods
• Proficient in all aspects of the Software Development Life Cycle
• Advanced understanding of agile methodologies such as CI/CD, Applicant Resiliency, and Security
• Demonstrated proficiency in software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)
• In-depth knowledge of the financial services industry and their IT systems
• Practical cloud native experience

Come join us and make a difference in the world!

Discover more at

Job Description

NEC Digital seeks a Front-end React Developer in Glasgow. The successful candidate will be responsible for developing and maintaining web applications utilising React and Next.js, with a focus on delivering secure solutions as cloud SaaS or on-premises as required. The role demands collaboration within a skilled cross-functional Scrum team to implement new features, enhance existing functionality, and ensure adherence to accessibility, performance, and test quality standards. SC clearance is mandatory for this position.

• Implement features that meet acceptance criteria using React and Next.js.
• Write production-ready code with automated tests, accessibility checks, performance profiling, and robust error and loading states.
• Perform code reviews and give clear, actionable feedback within Git workflows.
• Integrate REST APIs, manage state, ensure data integrity, and document changes for reuse.
• Build and maintain reusable components and front-end libraries aligned to the design system.
• Translate designs into accessible, performant UI and validate technical feasibility early.
• Optimise rendering, bundle size, and caching for speed and scalability across devices and browsers.
• Collaborate with product, design, QA, and back end to deliver small, reversible increments.
• Contribute to architecture and front-end best practices.
• Track emerging web standards and tools and propose improvements

Qualifications

Essential skills and experience

• Demonstrable professional front-end experience.
• Demonstrable experience with React and TypeScript, solid fundamentals with components and hooks, strong type safety.
• Experience with industry best practices and form and validation libraries such as React Hook Form.
• Next.js routing, basic SSR concepts, and deployment.
• Good working knowledge of test-driven development (TDD), including the red, green, refactor cycle; component and integration tests; effective use of test doubles and mocks; fast, deterministic suites.
• Testing with Jest and React Testing Library.
• Accessibility, semantic HTML, WCAG 2.2 AA, and the GOV.UK Design System.
• Experience consuming APIs and handling structured data, preferably with exposure to enterprise platforms or OData.

Desirable skills

• Component libraries, experience with design systems and contributing components.
• Familiarity with data modelling concepts and relational basics.
• TanStack Query or similar data-fetching libraries.
• End-to-end testing with Cypress or Playwright.
• SnapLogic familiarity is helpful but not required.
• Storybook for UI documentation and visual reviews.
• Familiarity with Jira, Confluence, and Visual Studio Code.
• Figma for design collaboration and handoff, Mural for collaborative workshops.
• Knowledge of web performance optimisation techniques.
• Familiarity with CI/CD pipelines and DevOps practices.

Personal skills

• Clear and concise communication, both written and verbal.
• Ownership and accountability to see work through to production.
• Pragmatic problem-solving and prioritisation.
• Constructive challenges and effectively give and receive feedback.
• Advocates Agile Scrum ways of working and commits to Sprint Goals.
• Ability to work effectively in a collaborative, cross-functional team environment.
• Strong attention to detail and commitment to producing high-quality code.
• Proactive approach to learning and staying updated with the latest front-end technologies and best practices.

Security clearance and eligibility

• Active UK Security Check (SC) required to start.
• Candidates must meet requirements for SC

Additional Information

We pride ourselves in offering an excellent benefits package, including an above average pension scheme. When you join the team at NEC Software Solutions, you are provided with the following:

• Private Medical Cover funded by NEC for Employees (with the option to add family members at an additional cost)
• 25 days paid holiday with the option to buy/sell (FTE)
• 4 x basic salary life assurance cover funded by NEC (with the option to increase cover at an additional cost)
• A Group Pension Plan with fantastic employer contributions up to a maximum of 8.5%
• A selection of flexible benefits to suit your individual needs
• All colleagues get free access to LinkedIn Learning. Over 15000 courses covering a huge breadth of subjects. Learn about what you like, when you like, how you like.

OTHER INFORMATION

• Candidates must be able to demonstrate a pre-existing right to work and travel within the UK. Documentary evidence will be required.
• All offers are subject to satisfactory vetting, references and occupational health checks.
• Depending on the nature of the role a Disclosure Barring Service (DBS) check may also be required.

NEC Software Solutions is an equal opportunities employer, welcoming applications from all communities. If you require any reasonable adjustments or have specific accessibility needs during the recruitment or interview process, please feel free to share these with us. We are committed to ensuring an inclusive and accommodating experience for all candidates.

Who We Are:

We’re NEC Software Solutions (part of global tech giant NEC Corporation). While you read this ad, our software is helping to dispatch ambulances, support families, keep trains on the move, locate missing people and even test the hearing of newborn babies.

Working with us, you’ll be helping our 3,000+ employees push the boundaries of what’s possible and support amazing public services.

We work with governments, hospitals, police forces, housing providers, local authorities and more. We help them pay financial support faster, speed up treatments for patients and respond to emergencies in the right way. The more we do, the more our customers can do for others. And together, we make a world of difference.

We’d love your help. And we’ll support you all the way

React Native Developer | UK Remote | Up to £60,000

Salary: £5,000 - 0,000 (non-negotiable)

Location: UK Remote

A growing UK-based tech company behind a leading employee engagement and intranet platform is hiring a React Native Developer to help build the next generation of their mobile experience.

They’ve recently secured significant investment and are entering a new phase of transformation — moving towards microservices, modernising their architecture, and expanding their mobile capabilities.

What You’ll Be Doing

• Developing and enhancing features within a high-traffic mobile application.
• Collaborating with a small, supportive remote team (currently four developers).
• Contributing to the company’s transition to a more scalable, modern platform.

What We’re Looking For

• 4–5 years of total mobile development experience (minimum 4).
• 2+ years of commercial React Native development.
• Strong understanding of mobile development, performance, and best practices.
• Passion for building intuitive and engaging mobile experiences.

Why Apply

• Fully remote within the UK (occasional meet-ups covered).
• Clear career progression and visibility within the business.
• Work on a platform used by major household names.

PLEASE NOTE: you must be based in the UK and hold existing right to work documentation, with no time limitations to be considered. Visa sponsorships are not offered for this role at this time.

Overview:

Seeking a Senior React JS Developer to deliver sophisticated, secure front-end applications for

enterprise users in regulated sectors, integrating modern AI/ML capabilities for enhanced user

experience and productivity.

Key Responsibilities:

• Design and develop complex React JS front-end applications and reusable components.
• Integrate with AI/ML-driven APIs (chatbots, recommendation systems) and dashboard analytics.
• Optimize performance, accessibility, and security—including with AI-powered front-end testing
• and visual regression platforms.
• Collaborate with UI/UX, backend, and DevOps teams.
• Maintain documentation and coding standards, leveraging AI tools for rapid UI prototyping.

Core Technical & AI/ML Skills:

• Expert in JavaScript/TypeScript, React (Hooks, Context, Redux).
• Modern front-end tooling (Webpack, Babel, Vite).
• API integration, state management, and testing (Jest, React Testing Library), including AIaugmented
• testing platforms.
• Web security best practices (XSS, CSRF, authentication flows), enhanced by AI tools.
• Familiarity with containerization, CI/CD, and responsive UI/UX frameworks (Tailwind, Material-
• UI).
• Practical use of AI-driven code assistants and security scanners for efficient delivery.

Soft Skills:

• Excellent problem-solving, communication, and teamwork.
• Ability to discuss technical concepts with non-technical stakeholders.
• Rigorous about documentation, process, and ongoing learning—especially around AI/ML
• advancements.

React Native Developer (up to £55,000)

Immediate is home to some of the biggest and most loved consumer brands in the UK, including Radio Times, Good Food and BBC Gardeners World magazine. Our trusted, quality content reaches millions of people a month across digital, print, video, podcasts, apps and live events.

We’re the destination for people looking to get more from the things they love. We’re here to inspire, fuel, encourage and educate.

Whether it’s the big things, or the little things; from reaching fitness goals to savouring good food, cultivating outdoor spaces, or enjoying the latest TV sensation – we help bring our audiences joy!

About the role

We are looking for a skilled and passionate React Native Developer to join our app development team. You’ll help shape the future of Fabric, our digital publishing platform that powers some of the UK’s most iconic brands including and serves over 60 million unique users monthly. Our native apps are a rapidly growing part of this platform with hundreds of thousands of active subscribers.

As part of our cross-functional development team, you'll contribute to a shared codebase powering multiple apps, working with modern tooling and infrastructure including TypeScript, React Native, REST APIs, automated tests, and Bitrise for CI/CD.

You’ll report to the Lead React Native Developer and play a key role in building new features, supporting new brand rollouts, and maintaining app quality — always with a focus on user experience, performance, accessibility, and engineering best practices.

As a React Native Developer, you will;

• Immerse yourself in our technical ecosystem
• Develop and test new user-facing features, and support existing ones, across our iOS and Android apps
• Build reusable code, components and libraries for future use
• Optimise screens, code and assets for maximum speed and scalability
• Follow our standards, best practices and guidelines, and be actively involved in improving them
• Use testing frameworks to ensure automated test coverage for platform functionality
• Collaborate with other team members and the Product Manager to progress our digital strategy
• Keep up to date with industry and technical developments
• Write and improve technical documentation when necessary
• Work across disciplines to deliver a great user experience for our customers

Requirements

• JavaScript / TypeScript
• React Native
• Integrating first and third-party services including REST APIs and analytics
• Automated testing including unit and end-to-end
• Understanding of the key differences between native platforms
• Git and NPM/Yarn to manage your work and dependencies
• Great communication skills with colleagues and stakeholders

Desirable

• In-App Purchases and subscriptions via the stores
• Agile working principles
• Working with a design system/component library
• Using JavaScript and React in the browser
• Hands on experience working with native modules on iOS and/or Android
• Bitrise

Benefits

• A relaxed working environment with regular socials including a summer festival
• Immediate Community webinars, well-being initiatives and Mental Health First aiders
• 25 days holiday plus a day for your birthday. Our offices will be closed between Christmas and New Year’s which are in addition to your annual entitlement
• Claim back everyday health care cost with Medicash our Health Cash back plan
• Lease an Electric vehicle through our EV salary sacrifice scheme
• Tailored training and development through our Love Learning platform
• A progressive and transparent culture with clear career progression
• Flexible / hybrid working plus early finish Fridays
• Cycle to work scheme
• Enhanced Family Policies including paternity, adoption and surrogacy leave. We also provide a pregnancy loss, fertility, and carers policy
• Competitive pension plans and Life Assurance
• A newly renovated modern office with lots of collaborative spaces

At Immediate, we pride ourselves on our open, collaborative, and dynamic culture that empowers our people to thrive and give their best. We care deeply about our people, environment, and impact. Our active Diversity & Inclusion network, comprehensive well-being programs, and clear sustainability strategies reflect this commitment.

People are at the heart of our business and creating a diverse and inclusive working environment is extremely important to us. Immediate is an equal opportunities employer. We’ll never treat anyone less favourably because of their sex, gender reassignment, pregnancy and maternity, marital/civil partnerships, sexual orientation, race, nationality, ethnic origin, age, religion or belief or disability. We’re also committed to supporting applications from those who are returning to work following a career break, maternity leave or caring responsibilities.

Immediate is a place where you can grow, be supported, and make a difference

Job Title

React JS Developer

Get The Future You Want!

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world

Role Overview:

We are seeking a skilled and passionate UI Developer with strong front-end development experience to join our team. The ideal candidate will have hands-on expertise in modern UI technologies and frameworks, with a keen eye for detail and a commitment to delivering accessible, high-performance web applications.

Your Role

• Develop and maintain responsive user interfaces using JavaScript, jQuery, HTML5, CSS3, and ReactJS and other UI technologies
• Implement and optimize styles using CSS preprocessors such as SASS or LESS.
• Work with JavaScript frameworks including Node.js to build scalable front-end solutions.
• Integrate APIs and handle asynchronous data using AJAX and JSON.
• Ensure compliance with accessibility standards and best practices.
• Apply Test-Driven Development (TDD) principles and write automated unit tests using mock object frameworks.
• Collaborate with cross-functional teams to ensure seamless integration and deployment.
• Utilize SCM tools like Git and Perforce for version control and collaboration.
• Leverage tools such as SonarQube, Grunt/Gulp, and npm for code quality and build automation.
• Conduct JavaScript unit testing to ensure code reliability and maintainability.
• Optimize network performance and front-end load times for enhanced user experience.

Your Profile

• Strong proficiency in JavaScript, HTML5, CSS3, and ReactJS.
• Experience with CSS preprocessors (e.g., SASS, LESS).
• Solid understanding of Node.js and modern JS frameworks.
• Familiarity with AJAX, JSON, and RESTful APIs.
• Knowledge of accessibility standards (WCAG, ARIA).
• Experience with unit testing frameworks and TDD methodologies.
• Proficiency in Git, Perforce, and build tools like Grunt, Gulp, and npm.
• Understanding of network performance optimization techniques.

About Capgemini

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market-leading capabilities in AI, cloud, and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.

Senior React Native Developer

Remote (UK-based) | £350–£70 per day (Outside IR35) | 6-month contract

We’re working with a growing fintech start-up that’s looking for a Senior React Native Developer to join their engineering team on a 6-month contract. You’ll be responsible for delivering new mobile features end-to-end across iOS and Android, working closely with the founders and product team.

The Role

You’ll take ownership of mobile app development using React Native and Expo , integrating APIs, and managing app deployments to both app stores.

Key Skills

• Strong commercial experience with React Native and Expo
• Solid TypeScript knowledge
• Experience deploying apps to iOS and Android
• Good understanding of API integrations
• End-to-end development experience (build → deploy → maintain)
• Previous experience in fintech is a plus

Details

• Start: Within 2 weeks
• Duration: 6 months
• Location: Remote (UK-based only)
• Day Rate: £350–£370 (O side IR35)

Senior React Native Developer (up to £80,000)

Immediate is home to some of the biggest and most loved consumer brands in the UK, including Radio Times, Good Food and BBC Gardeners World magazine. Our trusted, quality content reaches millions of people a month across digital, print, video, podcasts, apps and live events.

We’re the destination for people looking to get more from the things they love. We’re here to inspire, fuel, encourage and educate

Whether it’s the big things, or the little things; from reaching fitness goals to savouring good food, cultivating outdoor spaces, or enjoying the latest TV sensation – we help bring our audiences joy!

About the role

We are looking for a skilled and passionate Senior React Native Developer to join our app development team.

You’ll help shape the future of Fabric, our digital publishing platform that powers some of the UK’s most iconic brands including and serves over 60 million unique users monthly. Our native apps are a rapidly growing part of this platform with hundreds of thousands of active subscribers.

As part of our cross-functional development team, you'll contribute to a shared codebase powering multiple apps, working with modern tooling and infrastructure including TypeScript, React Native, REST APIs, automated tests, and Bitrise for CI/CD.

You’ll report to the Lead React Native Developer and play a key role in building new features, supporting new brand rollouts, and maintaining app quality — always with a focus on user experience, performance, accessibility, and engineering best practices.

As a Senior React Native Developer you will;

• Immerse yourself in our technical ecosystem
• Take ownership of new feature development
• Support existing features, across our iOS and Android apps
• Lead by example in building reusable code, components and libraries for future use
• Drive performance optimisations and help define and uphold performance budgets
• Contribute to and improve our coding standards, best practices and guidelines
• Champion testing practices, using the relevant testing frameworks to ensure appropriate automated test coverage for all platform functionality
• Collaborate with team members and the Product Manager to progress our digital strategy
• Keep up to date with industry and technical developments and proactively bring suggestions back to the team
• Write and improve technical documentation when necessary
• Work across disciplines to deliver a great user experience for our customers

Requirements

• JavaScript / TypeScript
• React Native
• Integrating first and third-party services including REST APIs and analytics
• Automated testing including unit and end-to-end
• Understanding of the key differences between native platforms
• Git and NPM/Yarn to manage your work and dependencies
• Great communication skills with colleagues and stakeholders

Desirable

• In-App Purchases and subscriptions via the stores
• Agile working principles
• Working with a design system/component library
• Using JavaScript and React in the browser
• Hands on experience working with native modules on iOS and/or Android
• Experience with Bitrise and GitHub Actions

Benefits

• A relaxed working environment with regular socials including a summer festival
• Supportive well-being initiatives and benefits, talks & workshops, and Mental Health First aiders & Champions
• 25 days holiday plus a day for your birthday. Our offices will be closed between Christmas and New Year’s which are in addition to your annual entitlement
• Tailored training and development through both our inhouse learning platform and LinkedIn Learning
• A progressive and transparent culture focused on your development
• Flexible / hybrid working plus early finish Fridays
• Cycle to work scheme
• Enhanced Family Policies including paternity, adoption and surrogacy leave. We also provide a pregnancy loss, fertility, and carers policy
• Competitive pension plans and Life Assurance
• A newly renovated modern office with lots of collaborative spaces

At Immediate, we pride ourselves on our open, collaborative, and dynamic culture that empowers our people to thrive and give their best. We care deeply about our people, environment, and impact. Our active Diversity & Inclusion network, comprehensive well-being programs, and clear sustainability strategies reflect this commitment.

People are at the heart of our business and creating a diverse and inclusive working environment is extremely important to us. Immediate is an equal opportunities employer. We’ll never treat anyone less favourably because of their sex, gender reassignment, pregnancy and maternity, marital/civil partnerships, sexual orientation, race, nationality, ethnic origin, age, religion or belief or disability. We’re also committed to supporting applications from those who are returning to work following a career break, maternity leave or caring responsibilities.

Immediate is a place where you can grow, be supported, and make a difference

Mid Level React Native Developer

Central London – Hybrid (3 days in office)

£65,000 – £70,000

Im looking for a React Native Developer who is passionate about taking ownership and running with projects in a nimble, collaborative team. In this role, you’ll have the opportunity to explore creative ideas and contribute to building high-impact applications.

Responsibilities:

Work on a new platform, taking it from proof of concept to production.

Optimise for stability, style, and maintainability.

Stay up to date with the latest technology trends and implement improvements to enhance product performance and user experience.

Qualifications :

Computer science degree or a similar degree.

Strong command of JavaScript with proven experience in React Native.

Ability to code components, manage state, and confidently handle the fundamentals without reliance on tools like Copilot.

Familiarity with Git, HTML/CSS, and an understanding of cross-browser and cross-device challenges.

Strong communication skills.

Need somone who is london based with 3 years of commercial experience working in a full time role.

If this sounds like you apply now !