51 to 75 of 78 React Jobs in South Wales

Senior React Developer (Contract) Remote | 6-Month Contract | High-Scale Regulated Platform We're hiring a Senior React Developer to support the build and evolution of a large-scale, highly regulated digital platform in the payments/fintech space. This is a fully remote, contract role suited to engineers … regulated environments and contributing immediately to complex, production-grade systems. What You'll Be Doing Building and maintaining enterprise-grade front-end applications using React and TypeScript Working within a regulated environment (payments, fintech, banking, betting, or similar) Collaborating with backend engineers, product, and QA teams in a distributed setup ...

Senior React Developer (Contract) Remote | 6-Month Contract | High-Scale Regulated Platform We're hiring a Senior React Developer to support the build and evolution of a large-scale, highly regulated digital platform in the payments/fintech space. This is a fully remote, contract role suited to engineers … regulated environments and contributing immediately to complex, production-grade systems. What You'll Be Doing Building and maintaining enterprise-grade front-end applications using React and TypeScript Working within a regulated environment (payments, fintech, banking, betting, or similar) Collaborating with backend engineers, product, and QA teams in a distributed setup ...

engaging user interfaces. You will contribute to evolving the architecture, tools, and processes as the company grows, working with modern technologies such as Node.js, React, GraphQL, and Postgres. This is an excellent opportunity to be part of an ambitious roadmap and deliver value quickly in an agile environment. What … teams to develop new features across the full stack Build and maintain performant, secure backend services using Node.js and GraphQL Develop user interfaces with React.js and modern front-end practices Write clean, maintainable, and well-tested code Participate in code reviews, team discussions, and agile ceremonies Help improve and evolve ...

engaging user interfaces. You will contribute to evolving the architecture, tools, and processes as the company grows, working with modern technologies such as Node.js, React, GraphQL, and Postgres. This is an excellent opportunity to be part of an ambitious roadmap and deliver value quickly in an agile environment. What … teams to develop new features across the full stack Build and maintain performant, secure backend services using Node.js and GraphQL Develop user interfaces with React.js and modern front-end practices Write clean, maintainable, and well-tested code Participate in code reviews, team discussions, and agile ceremonies Help improve and evolve ...

drop into an existing codebase without hand-holding. What you'll be doing Building and maintaining robust, semantic, user-friendly interfaces Working across modern React codebases while also handling non-framework JavaScript and CSS Creating and manipulating SVG assets for scalable, high-quality UI components Collaborating closely with designers … ensure smooth frontend/backend integration Considering accessibility and WCAG standards as part of day-to-day development Skills & experience Strong experience with React.js Confident with non-framework JavaScript and CSS Experience with CSS-in-JS (Chakra UI preferred) Solid understanding of semantic HTML Practical knowledge of browser quirks ...

drop into an existing codebase without hand-holding. What you'll be doing Building and maintaining robust, semantic, user-friendly interfaces Working across modern React codebases while also handling non-framework JavaScript and CSS Creating and manipulating SVG assets for scalable, high-quality UI components Collaborating closely with designers … ensure smooth frontend/backend integration Considering accessibility and WCAG standards as part of day-to-day development Skills & experience Strong experience with React.js Confident with non-framework JavaScript and CSS Experience with CSS-in-JS (Chakra UI preferred) Solid understanding of semantic HTML Practical knowledge of browser quirks ...

Full-Stack Developer (Python/JavaScript/React) 100% Remote (UK-based) Up to £55,000 | Full-Time About the Role Our HealthTech client is building a cohesive, high-performing in-house engineering team to power their growing technology suite — from web applications and data analytics platforms to AI tools … applications Develop and maintain APIs and services using Python (Flask or similar frameworks) Build and enhance modern front-end interfaces using JavaScript and React Implement best practices for modular architecture, reusable code, and streamlined deployments Contribute to front-end consistency and tech stack standardisation Support AI, data processing, and user ...

help build and maintain modern, user-friendly web applications, with a strong emphasis on React. Key Responsibilities Develop and maintain responsive web interfaces using React Collaborate with cross-functional colleagues in design and backend to deliver compelling user experiences Participate in code reviews and contribute to frontend best practice discussions … performance and usability issues Influence technical decisions, mentor junior engineers and help shape frontend architecture What the company are looking for Strong experience with React and modern JavaScript Good understanding of HTML5, CSS3 and responsive design What they Offer Competitive salary, aligned with experience Hybrid working model based in/ ...

help build and maintain modern, user-friendly web applications, with a strong emphasis on React. Key Responsibilities Develop and maintain responsive web interfaces using React Collaborate with cross-functional colleagues in design and backend to deliver compelling user experiences Participate in code reviews and contribute to frontend best practice discussions … performance and usability issues Influence technical decisions, mentor junior engineers and help shape frontend architecture What the company are looking for Strong experience with React and modern JavaScript Good understanding of HTML5, CSS3 and responsive design What they Offer Competitive salary, aligned with experience Hybrid working model based in/ ...

have 6+ years commercial experience working as a Full Stack Developer using Java and Vue/React/Angular? Are you looking for a new challenge where you can capitalise on your proactiveness, taking initiative and ownership of your work? Senior Full Stack Developer – World-Leading Data Verification Salary … various new projects as well as maintaining and improving current products. As a Senior Full Stack Developer, you must have experience with: Frontend-leaning React or Vue (also open to Angular if willing to learn) Java Spring SQL Understanding of the whole Software Development Life Cycle Be proactive, take initiative ...

have 6+ years commercial experience working as a Full Stack Developer using Java and Vue/React/Angular? Are you looking for a new challenge where you can capitalise on your proactiveness, taking initiative and ownership of your work? Senior Full Stack Developer – World-Leading Data Verification Salary … various new projects as well as maintaining and improving current products. As a Senior Full Stack Developer, you must have experience with: Frontend-leaning React or Vue (also open to Angular if willing to learn) Java Spring SQL Understanding of the whole Software Development Life Cycle Be proactive, take initiative ...

years commercial experience in a development role. Proficient in building microservices using Python (FastAPI) or TypeScript (Express or similar). Experienced with React and TypeScript, using modern frameworks like Next.js or Vite. Familiarity with GenAI frameworks such as LangChain, LangGraph, CrewAI, or Vercel AI. Hands-on experience with large language ...

fast-paced startup environment What you bring Must-haves Many years of experience as a Frontend Engineer or similar Strong experience with: React & Next.js TypeScript Tailwind CSS or modern styling approaches Proven experience building systems from scratch (greenfield) Deep understanding of frontend architecture and state management Experience working closely with ...

Full Stack Engineer | TypeScript, React, SQL Server, Azure | Innovation Projects Staff Engineer/Principal Engineer/Full Stack Engineer Day rate: £550–£600/day (Outside IR35) Remote Working (UK) Contract: 6 months (likely extension) The Role You will join a new innovation function that operates as the technical strikeforce … thrive in problem spaces that aren't fully defined yet. What They're Looking For (Non-Negotiables): TypeScript (strong commercial experience) React or similar modern frontend framework Backend engineering skills with Node.js/TypeScript Strong SQL skills & RDBMS experience (SQL Server preferred) ORM experience (Prisma, Sequelize, TypeORM, or similar) Full ...

Full Stack Engineer | TypeScript, React, SQL Server, Azure | Innovation Projects Staff Engineer/Principal Engineer/Full Stack Engineer Day rate: £550–£600/day (Outside IR35) Remote Working (UK) Contract: 6 months (likely extension) The Role You will join a new innovation function that operates as the technical strikeforce … thrive in problem spaces that aren't fully defined yet. What They're Looking For (Non-Negotiables): TypeScript (strong commercial experience) React or similar modern frontend framework Backend engineering skills with Node.js/TypeScript Strong SQL skills & RDBMS experience (SQL Server preferred) ORM experience (Prisma, Sequelize, TypeORM, or similar) Full ...

Remote-First Software Engineer | Software Engineer | Software Engineer (UK) Software Engineer £75,000 - £85,000 base salary Fully Remote across the UK Typescript, NextJS, React We're working with a remote-first UK tech company operating in the referral and word-of-mouth space, helping some of the world … Responsibilities for a Software Engineer Build and ship product-led growth tools used by leading consumer brands Work mainly with TypeScript, Next.js, and the React ecosystem Take loosely defined problems and move fast from idea to production Run rapid experiments - ideas on Monday, live by Wednesday attitude Work across ...

Remote-First Software Engineer | Software Engineer | Software Engineer (UK) Software Engineer £75,000 - £85,000 base salary Fully Remote across the UK Typescript, NextJS, React We're working with a remote-first UK tech company operating in the referral and word-of-mouth space, helping some of the world … Responsibilities for a Software Engineer Build and ship product-led growth tools used by leading consumer brands Work mainly with TypeScript, Next.js, and the React ecosystem Take loosely defined problems and move fast from idea to production Run rapid experiments - ideas on Monday, live by Wednesday attitude Work across ...

strong plus) Strong backend experience with TypeScript and NestJS, including REST and GraphQL APIs Experience designing and building complex, data-heavy UIs using React (Next.js and Chakra UI are a plus) Hands-on experience with relational (MySQL) and NoSQL databases Strong debugging, troubleshooting, and performance optimisation skills Take ownership … forward Care about quality, performance, and continuous improvement Tech you'll work with Backend: TypeScript, NestJS, Sequelize, REST APIs, GraphQL, MySQL, NoSQL, Kafka Frontend: React, Next.js, TypeScript, Chakra UI, React Query, GraphQL Design: Figma (working from detailed designs and complex business requirements) Nice to have Experience with AWS and Kubernetes ...

strong plus) Strong backend experience with TypeScript and NestJS, including REST and GraphQL APIs Experience designing and building complex, data-heavy UIs using React (Next.js and Chakra UI are a plus) Hands-on experience with relational (MySQL) and NoSQL databases Strong debugging, troubleshooting, and performance optimisation skills Take ownership … forward Care about quality, performance, and continuous improvement Tech you'll work with Backend: TypeScript, NestJS, Sequelize, REST APIs, GraphQL, MySQL, NoSQL, Kafka Frontend: React, Next.js, TypeScript, Chakra UI, React Query, GraphQL Design: Figma (working from detailed designs and complex business requirements) Nice to have Experience with AWS and Kubernetes ...

Senior/Mid Frontend Engineer (React.js & TypeScript) 1 Day in office London - Open for fully remote but London based • £80,000 – £100,000 We're partnering with a small, research-driven AI startup (≈15 people) founded by leading engineers from major tech companies. Their mission is to make advanced … engineering team to take the platform to the next level. What You'll Do Build and maintain complex, high-performance front-end applications using React and TypeScript. Contribute to front-end architecture, tooling, and best practices. Help shape new product experiences that make AI capabilities simple and usable. What ...

looking for a Senior Frontend Developer, based in the UK. This role will involve building and maintaining our new website platform using Next.js, React, TypeScript, TailwindCSS and MongoDB. You will be working in a fast-paced environment to develop new website themes and add new features in a complex Next.js … retros and team discussions We're looking for someone who has 5+ years' experience in front end web development Strong competency with TypeScript, React and Next.js Strong problem solving and debugging ability Good understanding of performance, optimisation and best practices; particularly in React A passion for web development - someone ...

looking for a Senior Frontend Developer, based in the UK. This role will involve building and maintaining our new website platform using Next.js, React, TypeScript, TailwindCSS and MongoDB. You will be working in a fast-paced environment to develop new website themes and add new features in a complex Next.js … retros and team discussions We're looking for someone who has 5+ years' experience in front end web development Strong competency with TypeScript, React and Next.js Strong problem solving and debugging ability Good understanding of performance, optimisation and best practices; particularly in React A passion for web development - someone ...

Senior Full Stack Engineer/Ruby On Rails/React/TypeScript Location: Wallingford - Oxfordshire (Hybrid) - onsite once every 4-6 weeks Permanent At Dexory, we are transforming the warehousing and logistics industry through data intelligence. You will play a key role in designing and building the customer-facing systems … devices means we have an interesting and varied tech stack, but for web applications this is primarily Ruby on Rails for backend applications, with React with Typescript for frontend development. Due to our set up, we can only consider people living in the UK currently and we cannot provide sponsorship. ...

full stack (cybersecurity experience is a strong plus) Backend: TypeScript, NestJS, REST APIs, GraphQLor similar ORM, MySQL and NoSQL, Kafka or similar Frontend: React, Next.js, TypeScript, Chakra UI, React Query (or similar), GraphQL integration Comfortable working with complex dashboards and data-heavy UIs Able to interpret designs and flows from ...

hands on leadership role, where you will be responsive both both the coding and people management. Role expectations: Own the modern frontend stack (currently React focused but open to confident knowledge with either React or Vue.js; Lead and mentor a squad of frontend developers; Maintain& evolve a shared component library … Product & Design teams; Ensure seamless API integration with backend squads; Shape front end technical directions Your experience; 5 + years experience building web apps (React, Vue, Angular); Solid experience with LAMP Stack (commercial exposure to PHP, Laravel); Experience leading/mentoring frontend engineers; Experience building or stewarding component libraries; Deep ...