2,126 to 2,150 of 2,248 React Jobs in the UK

Tripled ARR in 12 months Remote-first (UK) with hybrid London office option Up to £150,000 per annum plus equity Typescript/Node, React, GCP/AWS Engineering Lead - We're working with an amazing scale-up who raised a very impressive Series B round earlier in 2025. They … stack before taking on leadership responsibilities. What you'll do Lead a small team of Engineers while staying deeply technical Contribute across the stack (React, Node.js/Typescript, GCP) with backend experience highly valued Shape and deliver high-quality features that scale with thousands of customers Advocate for engineering best ...

audit how markets, competitors, and customers respond to high-stakes decisions before they go live. Задачи: Build the core product using Python (FastAPI) and React (Next.js/TypeScript), architecting systems for customer workspaces and data ingestion; Design and implement customer-facing interfaces for querying, exploring, and auditing AI-generated insights … predictions inspectable and trustworthy. Требования: Have 5+ years of software engineering experience; Combine strong backend systems experience with Python and frontend product expertise with React/TypeScript; Have deep expertise in building data-intensive B2B SaaS products with complex workflows, artifact versioning, and high-reliability data modeling; Demonstrate ownership ...

build and what moves the business is short and real: closing deals, driving adoption, unlocking upsell, securing renewals. The stack is Go, TypeScript with React and Next.js, Postgres, Kafka, Redis, and BigQuery, deployed on AWS and GCP with AI features built on Anthropic, OpenAI, Gemini, and Vertex AI. Every developer … through to architecture, implementation, and iteration. No handoffs, no waiting for specs. Building across the stack. Go microservices handling hundreds of millions of events, React/Next.js interfaces used by enterprise marketing and sales teams, and everything in between. Shipping AI-powered features. Content generation, account intelligence, campaign automation. ...

Full Stack Engineer/Technical Lead (Ruby TypeScript React) London/Remote to £130k Opportunity for a full stack technologist to join a highly regarded provider of serverless real-time infrastructure for the Internet that processes billions of messages a day and powers everything from live chat and VoIP calls … senior software engineer with experience of building developer tooling and APIs You have strong hands-on experience with Ruby, TypeScript and React You have experience within a product focussed B2B SaaS environment You have experience of making technical decisions that drive projects and raise the bar You're comfortable with ...

product, design and growth across areas including: Accessibility New product features Gamification Performance and scalability Improving the overall user experience The tech Frontend: TypeScript, React The engineering team is around 6 to 10 people across frontend, backend and computer vision. You won’t need Go, but there’s scope … could be a strong mid-level engineer or a senior engineer ready to take real ownership. You’ll need: Strong commercial experience with React and TypeScript Experience building consumer-facing web products Experience working at meaningful scale The ability to make good technical decisions without needing constant direction The ability ...

Senior Frontend Developer About the Role We're looking for a Senior Frontend Developer to take ownership of a modern React and TypeScript platform and play a key role in shaping its future. This is an opportunity to have real influence over architecture, engineering standards, developer experience, and the quality … decisions, challenge existing approaches, and raise the bar for frontend excellence. What You'll Do Design, build, and maintain high-quality features in a React 18+ and TypeScript application. Own and evolve Vite-based development and build tooling. Create reusable, scalable components and frontend architecture patterns. Deliver accessible, responsive user ...

turning them into production-ready solutions Working across the full product lifecycle, from client requirements through to deployment Developing across Python/Django and React/TypeScript Working with AWS, APIs and modern AI tooling Thinking about UX as well as the underlying technology Working directly with the founders … production Has hands‐on experience with AI/LLMs, agents or AI workflows Has experience with Python and AWS Ideally has experience with React/TypeScript Is comfortable working in a SaaS, startup or fast‐moving environment Is confident, articulate and commercially minded Can communicate technical concepts effectively with ...

Engineer , who owns overall architecture and engineering direction. You’ll contribute across the stack, but your primary focus will be on building high‐quality React interfaces and product features that clinicians rely on every day. You’ll work closely with Product, Design, and clinical users — translating real-world workflows into … take pride in the quality of the product they ship. What you’ll be responsible for: Building and improving Melo’s frontend using React , with a strong focus on usability, clarity, and performance. Translating product and design concepts into intuitive, accessible clinician-facing interfaces. Improving existing UI patterns and helping ...

platforms that fuse software, hardware and autonomous systems into a seamless user experience. What you’ll be doing Building modern frontend applications using TypeScript, React and modern web technologies. Developing high-performance 3D graphics using technologies such as Three.js, WebGL, Babylon.js or similar. Creating advanced mapping experiences using platforms such … engineering-first organisation. What they’re looking for You’ll likely have experience with several of the following: Commercial frontend development using React, TypeScript or JavaScript. 3D graphics, rendering or visualisation technologies. Digital twins, simulation platforms or interactive visual environments. Geospatial technologies, GIS or mapping platforms. Real-time data processing ...

Full Stack Engineer/Technical Lead (Ruby TypeScript React) London/Remote to 130kOpportunity for a full stack technologist to join a highly regarded provider of serverless real-time infrastructure for the Internet that processes billions of messages a day and powers everything from live chat and VoIP calls … serviceGym subsidies, Cycle to work scheme and more Apply now to find out more about this Full Stack Engineer/Technical Lead (Ruby TypeScript React) opportunity. ...

Full Stack Developer | React | TypeScript | Tech for Good | Manchester Hybrid | £50,000 - £60,000 Do you want to build technology that genuinely makes a positive difference? Are you looking to join a high-growth startup where you'll have real ownership, influence, and the opportunity to help shape both … week) High-growth startup environment Purpose-led product with real-world impact Strong progression opportunities Interviews are taking place now. Full Stack Developer | React | TypeScript | Tech for Good | Manchester Hybrid | £50,000 - £60,000 #J-18808-Ljbffr ...

underlying system, explore interaction models, establish the visual structure, prototype quickly, test the important assumptions and implement the final experience in production-quality React and TypeScript. HASH is not a conventional CRUD application. Our interfaces need to make dense, changing information understandable: knowledge graphs, process models, timelines, simulations, provenance, uncertainty … design, including substantial work that you personally implemented Strong visual craft across typography, layout, spacing, hierarchy, color, states and motion Production-level ability with React, TypeScript, HTML and modern CSS Experience designing and building responsive, accessible interfaces from rough requirements rather than detailed specifications The ability to reduce a complicated ...

implement cutting-edge prompting methods to maximize model efficacy. Full-Stack Impact: While focused on AI, you’ll work across the stack (Python, Postgres, React) to ensure our research translates into a seamless user experience. About Solve Intelligence We are the fastest-growing startup transforming the IP landscape. … pipelines into live environments. LLM Mastery: Practical experience with prompt engineering and modern LLM architectures. Technical Versatility: Familiarity with the full stack (Postgres, TypeScript, React). Clear Communication: Ability to articulate complex technical decisions clearly. Nice-to-Haves: Publications at top ML conferences (NeurIPS, ICLR, ICML). Familiarity with frameworks ...

SoSafe is seeking a Fullstack Engineer for the IAM Team to own core features from conception to deployment, blending frontend and backend work with Typescript and React. You will shape authentication flows, permissions and secure ...

Rippling is seeking a Senior Software Engineer for the Global Payroll team. You will help advance our full‐service payroll platform, handling configuration and calculations for hundreds of thousands of employees. You will own initiatives ...

seeking a highly skilled React Developer with strong UX Design expertise to design and build intuitive, scalable, and user‐centric web applications. The ideal candidate should have hands‐on experience in React development and a deep understanding of user experience principles, wireframing, prototyping, accessibility, and responsive design. The candidate will … collaborate closely with Product Owners, Business Analysts, UX Designers, and Engineering teams to transform business requirements into engaging digital experiences. Key Responsibilities React Development Develop modern, responsive web applications using React.js. Build reusable UI components and front‐end libraries. Implement state management using Redux, Context API, or equivalent frameworks. Integrate ...

Contenta is seeking an experienced Full Stack TypeScript Developer to build unified cross-platform apps using React frontend, Node.js/Fastify backends, and Electron/React Native targets. You will collaborate across product teams, apply vibe coding techniques, and contribute to scalable services with RESTful and GraphQL APIs, while ensuring ...

React/Next.js Developer (GraphQL, Headless CMS) Northampton (4 days onsite, Fridays from home) £40000 - £45000 + Benefits No visa sponsorship available Your new company I'm working with a market-leading manufacturing business within their niche that is investing heavily in its digital capability as part of a wider … role This role is centred around building and owning the core Ecommerce website experience within a modern, headless architecture. You'll be developing in React, working with GraphQL APIs and integrating with Hygraph CMS, helping to deliver a fast, scalable and flexible frontend that supports a complex ecommerce environment. Beyond ...

strengthening the release pipeline with automated testing and elevating the user experience of our rewards products. You should be a strong frontend engineer with React and TypeScript, experience shipping mobile apps (ideally React Native), and comfortable collaborating across the stack with Python services #J-18808-Ljbffr ...

Secondmind is seeking a skilled React frontend engineer to join our product development team in Cambridge. You will build production-ready web applications with sophisticated data visualisation, collaborating closely with UX designers, product managers and fellow engineers. You’ll own frontend features end-to-end, write robust tests, and advocate ...

Open Cosmos Ltd is seeking a Senior React Frontend Developer to lead the development of interfaces for the DataCosmos platform. This role involves building scalable UI components and optimizing data visualization for users across the platform. The ideal candidate will have strong proficiency in React and TypeScript, with a background ...

Senior Full-Stack Engineer - AI Startup (Typescript, Node, React) London - 4 days per week in the office Permanent £120,000 - £150,000 We're working with an exciting early-stage AI startup building an agentic platform for institutional finance . The company is a small, high-performing team of fewer ...

Consulting Limited is looking for a skilled React UI Developer to join their team in London on a hybrid work basis. You will be responsible for designing front-end components that integrate seamlessly with back-end systems and continuously reviewing the services for improvements. The ideal candidate should have over … years of experience in React and TypeScript, along with strong software engineering design capabilities. You will influence the product roadmap and help develop the team’s coding practices. #J-18808-Ljbffr ...

Vacancies – Hiring ASAP Senior Fullstack Node.js + React Engineer (Core Platform). Apply: https://lnkd.in/eHn9hb9U Senior Node.js/TS Back‐end Engineer (Crypto and Fiat Payments). Apply: https://lnkd.in/eBAwCV4T Middle Product UI/UX Designer. Apply: https://lnkd.in/ ...

Skillikz Limited is seeking a UI Engineer skilled in Reactjs and Nodejs to join the Engineering team. This role focuses on driving digital transformation for ambitious organizations while ensuring quality delivery. Successful candidates will have relevant experience and a strong problem-solving approach, thriving in an agile, client-facing environment. ...