1,501 to 1,525 of 1,541 React Jobs in the UK

to join our team. In this role, you will be responsible for designing and implementing a scalable, high-performance web application that delivers exceptional user experiences. Your expertise in React.js, state management with MobX, and frontend performance optimization will be crucial in building applications that cater to millions of users. As a Senior Web Frontend Engineer, you'll engage with … technologies likeTypescript, React.js, MobX, Canvas, TailwindCSS, Turborepo, Vite, Playwright, Web Performance. 70k€-100k€ + Stock-Options/BSPCE We are flexible: you can work from anywhere in Europe within a 3-hour flight from Paris (HQ) and come to our office once a month (fully reimbursed) or more often. This ensures effective collaboration and supports our commitment to reducing … adapt to the cost of living if it is higher than in Paris. About the role You will architect and develop a scalable and high-performing web application using React.js, TypeScript. You will effectively manage the application state, ensuring responsive and efficient user interfaces with MobX. You will own your work from A to Z : collaboration with cross-functional teams More ❯

stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City 1 day a week in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers … front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are really investing in their software development and IT Technology systems This business have recently spent £35million on an entirely new sales portal, and this investment is continuing This … made the progression into team leadership or team management and wants to continue this. The team has 5 java back end developers and 2 front end developers- Java and React You will be reporting directly into the CTO so has great visibility and ownership from day one. You will need to be in the office in London City (Liverpool Street More ❯

build scalable and performant software Increasing quality through best practice and high quality tooling Skills we'd like you to have Expert TypeScript engineer with a strong understanding of React Experienced with NextJS, preferably app router You consider unit testing a key part of software delivery You have used testing libraries such as Jest or Vitest and React Testing Library More ❯

for a Frontend UI Engineer with a strong foundation in modern web technologies to join our team. You'll contribute to the development of performant, user-centric interfaces using React, Preact, and TypeScript, while helping to evolve our frontend architecture. You'll collaborate closely with designers, backend engineers, and product managers to deliver clean, accessible, and delightful user experiences across … our web applications. Core Responsibilities Design, build, and maintain complex UI components using React, Preact, and TypeScript Apply best practices in frontend architecture, performance, and accessibility Turn mockups and prototypes into high-quality, scalable frontend code Participate in code reviews and contribute to shared frontend standards Work alongside backend engineers to define and consume REST APIs Support the development and … component libraries or design systems Technologies You'll Use What We're Looking For Technical Skills Minimum 5 years of experience building production-grade frontend applications Strong knowledge of React and/or Preact, along with TypeScript Experience with Single Page Applications (SPAs) and component-driven development Familiarity with performance profiling, code splitting, and lazy loading Comfortable working with REST More ❯

C#/React - Software Engineer - Hybrid - £45,000 + Bens - Hybrid:- This is an excellent opportunity for a Web Software engineer who has experience of developing browser-based solutions and is looking for a new challenge. Opportunities like this do not come up very often and this could really be a landmark moment in your career. You will be working … skills. Salary - £45,000 + Pension + Health + stock options + hybrid working - 2 days in the office per week. Do you have experience of developing C#/React solutions and are looking for a new challenge? You will be working with some of the most innovative software solutions within cyber security and a fantastic team of experts that … our existing highly skilled software development team innovating, developing and maintaining our complex software products. Key skills/experience required:- Any of the following:- Modern web frameworks, such as React, Redux Automated testing tools e.g. QUnit for JavaScript, or similar. JavaScript both client-side script and server ASP Multi-tier web application development experience including C# Experience designing for accessibility More ❯

Tech Stack: React, TypeScript, Next.js, GraphQL You're a leader who codes. You've architected complex frontend systems, led teams through product launches, and mentored developers into rockstars. Now you're ready for the next big challenge. We're looking for a Principal Frontend Developer with people leadership experience to own our web experience, guide frontend engineering standards, and elevate … cross-functionally with Product, Design, and Backend Define best practices and ensure clean, scalable code Champion performance, accessibility, and user experience What you bring: 5+ years in frontend development (React/TypeScript a must) 2+ years in a people/team leadership role Proven experience delivering complex web apps at scale Passion for implementing TDD practices Nice-to-haves: Experience More ❯

Tech Stack: React, TypeScript, Next.js, GraphQL You're a leader who codes. You've architected complex frontend systems, led teams through product launches, and mentored developers into rockstars. Now you're ready for the next big challenge. We're looking for a Principal Frontend Developer with people leadership experience to own our web experience, guide frontend engineering standards, and elevate … cross-functionally with Product, Design, and Backend Define best practices and ensure clean, scalable code Champion performance, accessibility, and user experience What you bring: 5+ years in frontend development (React/TypeScript a must) 2+ years in a people/team leadership role Proven experience delivering complex web apps at scale Passion for implementing TDD practices Nice-to-haves: Experience More ❯

A tech-for-good, health tech company based in Bath are looking for good quality Full-Stack PHP Developers using MVC along with React or Vue, to join them in their Bath office. They're award-winning, with a vision is to improve the health and wellbeing of people all around the world. The skills we're looking for Commercial … library. High level knowledge of software design principles. Product development experience. Collaborating with technical and non-technical colleagues. Experience of pair programming and peer code reviews. Bonus points for React or Vue. Slim. Test Automation. Previous work in the health sector. What you'll be doing Being part of their large Dev team, you'll work closely with Product Owners More ❯

about edge cases, usability, and long-term maintainability, our client wants to hear from you. Key Responsibilities Develop and maintain their web application using PHP (Laravel), JavaScript, TypeScript, and React Build and maintain automated tests using Cypress (or similar frameworks) Contribute to unit testing and help embed testing best practices across the team Carry out manual UAT testing for new … plans and acceptance criteria Help ensure they don't just ship quickly, they ship confidently and correctly Skills & Experience Experience developing with PHP (ideally Laravel), JavaScript/TypeScript, and React Solid understanding of software testing principles and QA processes Hands-on experience with automated testing tools — ideally Cypress, but experience with other frameworks (e.g. Playwright, Selenium, etc.) is also welcome More ❯

services (Java/Python) and be active in shaping our data pipelines that power Spotify's internal Commerce platform Develop and enhance our user-facing layer and frontend SDKs (React/Typescript) Be an active part of creating and evolving APIs and services that connect user experiences with internal Commerce capabilities, taking into account Product requirements Drive improvements to system … Python) in large-scale, modern cloud environments (we use GCP) You're confident working across the stack, from building scalable APIs to developing intuitive, high-performing, modern frontend applications (React/TypeScript preferred) You have experience in system design and service-to-service integration You bring an open and pragmatic mindset to solving complex problems, while actively connecting the dots More ❯

SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/… SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. Experience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/ More ❯

SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/… SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. Experience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/ More ❯

SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/… SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. Experience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/ More ❯

SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/… SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. Experience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/ More ❯

SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/… SDKs for performance and site speed impact. Strong grasp of browser APIs, cookies, storage, and debugging tools (e.g. DevTools, Tag Assistant). Experience with test automation frameworks like Jest, React Testing Library, and Playwright. Knowledge of data model governance and event schema best practices. Experience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A/ More ❯

be focusing on getting to know our HackerOnies. You will join your new squad and be onboarded - get to learn the technology stack (Ruby on Rails + GraphQL + ReactJS + many more). Within 60 days, you will have committed a bunch of code to our repositories and will start developing a knack for being a fast and effective … robust engineering (or non-engineering) solutions. Minimum Qualifications 5+ years of experience in full-stack software engineering, especially within a SAAS environment, preferably with experience in Ruby on Rails, ReactJS and TypeScript, generative AI, ElasticSearch/OpenSearch, GraphQL Practical experience with GenAI and running LLM models in production Proven experience leading and delivering cross-functional projects from start to finish More ❯

Our web development is built on PHP platforms and frameworks with web applications utilising the power of Laravel for back-end processes. Front-ends are built in Alpine.js/React/Next.js, rendered by Apache or NGINX servers. Both REST and GraphQL APIs are utilised to integrate and extend the services we provide to our array of clients. We also … You will also need to be familiar with APIs, including REST and GraphQL. An understanding of SOAP APIs would be beneficial too. Experience with Inertia to enable VueJS or React front-end builds on a Laravel back end is desirable. A graduate degree is not a necessity. We welcome applications from self-taught developers and graduates alike. Culture We have More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with a genuine passion for … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech • Strong … understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with a genuine passion for … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech • Strong … understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with a genuine passion for … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech • Strong … understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with a genuine passion for … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech • Strong … understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with a genuine passion for … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech • Strong … understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Write fully tested, high quality and performant code. Work in close partnership with designers, product thinkers, and customers, to impact the lives of millions of users. About You Extensive React Native or mobile experience at leading startups or fast growing tech companies. Confidence in developing, releasing and maintaining server applications in a fast paced, iterative environment. Either experience with some … design, documentation, monitoring and alerting. Lead initiatives from an engineering perspective, partnering closely with product managers. What you will be working with Typescript as our programming language of choice React Native to develop our iOS and Android cross platform application React as our web frontend Google Cloud Platform to host our services We're looking for people who live our More ❯

Amphere platform and will be used by millions of musicians and venues across the UK. Qualifications Required knowledge and experience Preferred knowledge and experience Creating web components using the ReactJS framework Designing animations using React and/or CSS Using Google- and/or Spotify-related web APIs and SDKs How to Apply Please complete the application form here . More ❯

stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City 1 day a week in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers … front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are really investing in their software development and IT Technology systems This business have recently spent £35million on an entirely new sales portal, and this investment is continuing This … For more information and the chance to be considered, please do send through a CV. Good luck Java and (mentor or lead or leader or manager) and developer and react and code Java and (leader or manager) and developer and react and code Software and developer and java and team and (lead or leader or manage or manager) and (react More ❯