51 to 75 of 128 Front-End Developer (Client-Side Developer) Jobs in the UK

Senior Front End Engineer – AI x Metaverse - React London | £80–90k | Onsite 3 days/week 6 years + commercial experience. An early-stage, fast-growing SaaS company is scaling its engineering team in London. Their More ❯

Senior Front End Engineer – AI x Metaverse - React London | £80–90k | Onsite 3 days/week 6 years + commercial experience. An early-stage, fast-growing SaaS company is scaling its engineering team in London. Their More ❯

Frontend Developer - React.js - Warwickshire - PermanentHybrid working - Warwickshire Salary - £55,000 - £65,000 per annumFrontend Developer required for a leading client based in Warwickshire. You will come on board to focus on the design and development of scalable UI interfaces relating to AI-powered automation products and solutions.Key skills & responsibilities: Skilled … participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in applying emerging technologies-including AI-to enhance front-end solutions. Interested? Please submit your updated CV to at Emma Siwicki for immediate consideration.Not interested? Do you know someone who might be a perfect fit for this More ❯

Frontend Developer - React.js - Warwickshire - Permanent Hybrid working - Warwickshire Salary - £55,000 - £65,000 per annum Frontend Developer required for a leading client based in Warwickshire. You will come on board to focus on the design and development of scalable UI interfaces relating to AI-powered automation products and solutions. Key … participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in applying emerging technologies-including AI-to enhance front-end solutions. Interested? Please submit your updated CV to at Emma Siwicki for immediate consideration. Not interested? Do you know someone who might be a perfect fit for More ❯

Senior Frontend Developer (React) - Series A GenAI Security Scale-up Salary: £120,000 - £135,000 (DOE) + equity + benefits Hybrid: 2 days/week in Central London office (Kings Cross/Covent Garden area) A Series A, high-growth cybersecurity scale-up (~40 employees) is looking for a Senior React Engineer to join their mission … of helping companies adopt Generative AI safely and securely. They are building a developer-first platform that enables data protection without complexity - redefining security for the GenAI era. This is a rare chance to join at a pivotal time as they scale their infrastructure across regions, including a full US AWS deployment. You'll be joining More ❯

Senior Front End Developer Up to £75k per annum plus excellent benefits Stratospherec are delighted to be recruiting for a Senior Front End Developer with a strong understanding of to work for a well established UK SaaS company who provide an enterprise-scale Data … Analytics platform for a global customer base We are looking to recruit a Senior Front End Developer with good skills in TypeScript, would be useful as well) and who will be working on existing client systems and multiple new Greenfield projects for their customers, ensuring that their clients and stakeholders More ❯

FRONT END DEVELOPER (ANGULAR) - INSIDE IR35 - UNTIL MARCH 2026 One of Loriens leading Public Sector clients are looking for a Front end Developer specialising in Angular to join their team on an initial contract running up to March 2026, this will be a fully … focused role where working independently whilst collaborating effectively within the wider team is key. Essential Skills Proven experience of modern JavaScript practices, frameworks and industry standards regarding front-end technologies. Experience of implementing these to produce services which meet Usability, Accessibility and Cyber Security standards. Proficiency in building front end applications with More ❯

React Developer - Contract Location: Norwich (Remote) Contract Length: 6 Months (Initially) Rate: £500 (a day) IR35: Outside We … re seeking a talented React Developer to join an established global business on an exciting new Python-based project . This role is front-end focused, offering the chance to work on innovative, large-scale applications in a collaborative environment. Key Skills & Experience: Strong experience with React and modern front More ❯

Senior Front End Developer Location: Remote Salary: Paying up to 90,000, depending on experience. Sector: Technology/Data Infrastructure Client: Leading Global Data Centre Provider A prestigious data centre provider is seeking a highly skilled Senior Front End Developer to lead More ❯

Senior Front End Developer Location: Remote Salary: Paying up to 90,000, depending on experience. Sector: Technology/Data Infrastructure Client: Leading Global Data Centre Provider A prestigious data centre provider is seeking a highly skilled Senior Front End Developer to lead More ❯

Frontend Developer - React, TypeScript & Next.js - Marketing Agency exp - Up to £500/day (Outside IR35) - remote (UK based) - 3 month contract We're looking for a skilled Frontend Developer to join a global, research-driven tech company building next-generation blockchain and decentralized systems. You'll help create user interfaces for products More ❯

Pay up to £46,547, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We are hiring two experienced Frontend Developers to join our Accessibility Standards and Strategy team. DWP is More ❯

Pay up to £46,547, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We are hiring two experienced Frontend Developers to join our Accessibility Standards and Strategy team. DWP is More ❯

Frontend Developer (x2 – Senior & Mid-Level) Location: Edinburgh (Hybrid – 2–3 days per week in office) Salary: Up to £75,000 + bonus (DOE) About the Role We’re looking for two talented Frontend Developers — one Senior and one Mid-Level — to join a growing product engineering team building cutting-edge digital solutions used by clients More ❯

Frontend Developer (x2 – Senior & Mid-Level) Location: Edinburgh (Hybrid – 2–3 days per week in office) Salary: Up to £75,000 + bonus (DOE) About the Role We’re looking for two talented Frontend Developers — one Senior and one Mid-Level — to join a growing product engineering team building cutting-edge digital solutions used by clients More ❯

Frontend Developer (x2 – Senior & Mid-Level) Location: Edinburgh (Hybrid – 2–3 days per week in office) Salary: Up to £75,000 + bonus (DOE) About the Role We’re looking for two talented Frontend Developers — one Senior and one Mid-Level — to join a growing product engineering team building cutting-edge digital solutions used by clients More ❯

Frontend Developer (x2 – Senior & Mid-Level) Location: Edinburgh (Hybrid – 2–3 days per week in office) Salary: Up to £75,000 + bonus (DOE) About the Role We’re looking for two talented Frontend Developers — one Senior and one Mid-Level — to join a growing product engineering team building cutting-edge digital solutions used by clients More ❯

Senior Front End Developer - Central Manchester - £65,000 The Company: Lorien are working with a leading tech business based in Manchester that's building out an engineering team to support a major platform initiative. With a greenfield web application in development, they're looking for a Senior Front End Developer to help shape the architecture and lead delivery from the ground up. The Role: This is a hands-on role with leadership responsibilities. You'll be involved in defining the technical direction, development standards, and build processes for a brand-new React-based web app. You'll take ownership of key projects, mentor More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯

of experience in JavaScript development, including strong proficiency in React and NodeJS. Solid experience with TypeScript and modern state management libraries (Redux Toolkit, Zustand). Expertise in front-end build tools (Vite, Webpack) and styling frameworks (Tailwind). Hands-on experience with automated testing frameworks (Jest, Mocha, Vitest, Enzyme). Familiarity with end-to More ❯

of experience in JavaScript development, including strong proficiency in React and NodeJS. Solid experience with TypeScript and modern state management libraries (Redux Toolkit, Zustand). Expertise in front-end build tools (Vite, Webpack) and styling frameworks (Tailwind). Hands-on experience with automated testing frameworks (Jest, Mocha, Vitest, Enzyme). Familiarity with end-to More ❯