76 to 100 of 160 Permanent Front End Web Developer (Client-Side Developer) Jobs

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-end stack, shaping its architecture, setting best practices and building a fantastic user experience. This Involves Developing high-performance, responsive UIs for seamless user interactions. Collaborating with a top team of designers and engineers to create an intuitive, industry-leading product. Building and maintaining a scalable component library for a … 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 More ❯

to join our growing development team. In this role, you will be responsible for building and maintaining modern, scalable front-end applications using JavaScript and React.js. You'll collaborate closely with UX/UI designers, backend developers, and product managers to deliver seamless user More ❯

/IC, contracting environment. The Software Developer - UI/UX will plan, develop and work with designers on a web application and web pages using code and visual design tools. The developer will analyze user needs … Hybrid and requires on site work (in Reston, VA scif), with most work being performed at a remote (home) location. Duties and Responsibilities • Develop and implement responsive web pages/applications for a variety of legacy and modernized systems using front-end Vue.Js code. • Familiarity with GIS/… individually or coordinating database development as part of a team. Required Qualifications and Experience • 9+ years of proven UI/UX experience. • Proven work experience as a Front-end developer. • Must have experience in the following programming languages/libraries: Vue.js, and any combination of Angular, Python, Typescript, JavaScript, jQuery, CSS and More ❯

a Senior Frontend Engineer to join a fast-growing UK Defence tech innovator building a generative AI chat platform. You'll be owning the user-facing experiences end-to-end, architecting and delivering performant, scalable, and accessible applications that make advanced AI capabilities intuitive and engaging for end More ❯

a Senior Frontend Engineer to join a fast-growing UK Defence tech innovator building a generative AI chat platform. You'll be owning the user-facing experiences end-to-end, architecting and delivering performant, scalable, and accessible applications that make advanced AI capabilities intuitive and engaging for end More ❯

a Senior Frontend Engineer to join a fast-growing UK Defence tech innovator building a generative AI chat platform. You'll be owning the user-facing experiences end-to-end, architecting and delivering performant, scalable, and accessible applications that make advanced AI capabilities intuitive and engaging for end More ❯

Front-End Engineer – YDS Group Salary up to £45k Next.js • React • React Native About us Working across YDS Group for Yorkshire Dental Suite & Smile White, the UK’s #1 Rated Aligners brand, reinventing dental care with cutting-edge tech. We’re looking for a skilled Front-End Engineer to help design and build sleek, high-performing digital experiences across web and mobile. What You’ll Do Build responsive UIs with Next.js , React , and React Native Collaborate with design and backend teams for smooth cross-platform UX Deliver features for customer platforms, partner portals, and internal tools Focus on performance More ❯

Front-End Engineer – YDS Group Salary up to £45k Next.js • React • React Native About us Working across YDS Group for Yorkshire Dental Suite & Smile White, the UK’s #1 Rated Aligners brand, reinventing dental care with cutting-edge tech. We’re looking for a skilled Front-End Engineer to help design and build sleek, high-performing digital experiences across web and mobile. What You’ll Do Build responsive UIs with Next.js , React , and React Native Collaborate with design and backend teams for smooth cross-platform UX Deliver features for customer platforms, partner portals, and internal tools Focus on performance More ❯

Front-End Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000– £120,000 + Benefits Investigo are partnered with an innovative AI technology company. They’re on a mission to transform the way businesses leverage systems through AI-powered solutions, and they’re looking for a Front-End Engineer to help shape and deliver their cutting-edge platform. This is an opportunity to join a VC-backed, high-growth scale-up where you’ll work alongside world-class engineers and product specialists from some of the most recognised global tech companies. You’ll be designing high-performance applications used … Role Lead the development of scalable, responsive, and high-performance user interfaces for a next-generation AI-powered platform. Collaborate closely with product managers, designers, and back-end engineers to deliver a seamless, intuitive user experience. Build and maintain a reusable component library to ensure consistency and quality across the platform. Contribute to frontend architecture decisions More ❯

Front-End Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000– £120,000 + Benefits Investigo are partnered with an innovative AI technology company. They’re on a mission to transform the way businesses leverage systems through AI-powered solutions, and they’re looking for a Front-End Engineer to help shape and deliver their cutting-edge platform. This is an opportunity to join a VC-backed, high-growth scale-up where you’ll work alongside world-class engineers and product specialists from some of the most recognised global tech companies. You’ll be designing high-performance applications used … Role Lead the development of scalable, responsive, and high-performance user interfaces for a next-generation AI-powered platform. Collaborate closely with product managers, designers, and back-end engineers to deliver a seamless, intuitive user experience. Build and maintain a reusable component library to ensure consistency and quality across the platform. Contribute to frontend architecture decisions More ❯

Front-End Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000– £120,000 + Benefits Investigo are partnered with an innovative AI technology company. They’re on a mission to transform the way businesses leverage systems through AI-powered solutions, and they’re looking for a Front-End Engineer to help shape and deliver their cutting-edge platform. This is an opportunity to join a VC-backed, high-growth scale-up where you’ll work alongside world-class engineers and product specialists from some of the most recognised global tech companies. You’ll be designing high-performance applications used … Role Lead the development of scalable, responsive, and high-performance user interfaces for a next-generation AI-powered platform. Collaborate closely with product managers, designers, and back-end engineers to deliver a seamless, intuitive user experience. Build and maintain a reusable component library to ensure consistency and quality across the platform. Contribute to frontend architecture decisions More ❯

Front-End Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000– £120,000 + Benefits Investigo are partnered with an innovative AI technology company. They’re on a mission to transform the way businesses leverage systems through AI-powered solutions, and they’re looking for a Front-End Engineer to help shape and deliver their cutting-edge platform. This is an opportunity to join a VC-backed, high-growth scale-up where you’ll work alongside world-class engineers and product specialists from some of the most recognised global tech companies. You’ll be designing high-performance applications used … Role Lead the development of scalable, responsive, and high-performance user interfaces for a next-generation AI-powered platform. Collaborate closely with product managers, designers, and back-end engineers to deliver a seamless, intuitive user experience. Build and maintain a reusable component library to ensure consistency and quality across the platform. Contribute to frontend architecture decisions More ❯

Front-End Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000– £120,000 + Benefits Investigo are partnered with an innovative AI technology company. They’re on a mission to transform the way businesses leverage systems through AI-powered solutions, and they’re looking for a Front-End Engineer to help shape and deliver their cutting-edge platform. This is an opportunity to join a VC-backed, high-growth scale-up where you’ll work alongside world-class engineers and product specialists from some of the most recognised global tech companies. You’ll be designing high-performance applications used … Role Lead the development of scalable, responsive, and high-performance user interfaces for a next-generation AI-powered platform. Collaborate closely with product managers, designers, and back-end engineers to deliver a seamless, intuitive user experience. Build and maintain a reusable component library to ensure consistency and quality across the platform. Contribute to frontend architecture decisions More ❯

Banking/Financial Services experience is a must. Responsibilities: Design, develop, and maintain robust web applications using JavaScript, TypeScript, React, and NodeJS. Build and optimize user interfaces with modern state management tools (Redux Toolkit, Zustand) and styling frameworks (Tailwind). Implement automated testing using Jest, Mocha, Vitest, and Enzyme to ensure high code quality. Develop and … maintain end-to-end testing suites with Playwright. Configure and optimize build processes using Vite and Webpack. Collaborate with backend and DevOps teams, leveraging GitLab and Kubernetes for CI/CD and deployment. Work closely with business stakeholders to deliver solutions for Corporate Actions, Pricing Hub, and Blotters. Participate in release management … 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 More ❯

Banking/Financial Services experience is a must. Responsibilities: Design, develop, and maintain robust web applications using JavaScript, TypeScript, React, and NodeJS. Build and optimize user interfaces with modern state management tools (Redux Toolkit, Zustand) and styling frameworks (Tailwind). Implement automated testing using Jest, Mocha, Vitest, and Enzyme to ensure high code quality. Develop and … maintain end-to-end testing suites with Playwright. Configure and optimize build processes using Vite and Webpack. Collaborate with backend and DevOps teams, leveraging GitLab and Kubernetes for CI/CD and deployment. Work closely with business stakeholders to deliver solutions for Corporate Actions, Pricing Hub, and Blotters. Participate in release management … 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 More ❯

Banking/Financial Services experience is a must. Responsibilities: Design, develop, and maintain robust web applications using JavaScript, TypeScript, React, and NodeJS. Build and optimize user interfaces with modern state management tools (Redux Toolkit, Zustand) and styling frameworks (Tailwind). Implement automated testing using Jest, Mocha, Vitest, and Enzyme to ensure high code quality. Develop and … maintain end-to-end testing suites with Playwright. Configure and optimize build processes using Vite and Webpack. Collaborate with backend and DevOps teams, leveraging GitLab and Kubernetes for CI/CD and deployment. Work closely with business stakeholders to deliver solutions for Corporate Actions, Pricing Hub, and Blotters. Participate in release management … 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 More ❯

Banking/Financial Services experience is a must. Responsibilities: Design, develop, and maintain robust web applications using JavaScript, TypeScript, React, and NodeJS. Build and optimize user interfaces with modern state management tools (Redux Toolkit, Zustand) and styling frameworks (Tailwind). Implement automated testing using Jest, Mocha, Vitest, and Enzyme to ensure high code quality. Develop and … maintain end-to-end testing suites with Playwright. Configure and optimize build processes using Vite and Webpack. Collaborate with backend and DevOps teams, leveraging GitLab and Kubernetes for CI/CD and deployment. Work closely with business stakeholders to deliver solutions for Corporate Actions, Pricing Hub, and Blotters. Participate in release management … 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 More ❯

Banking/Financial Services experience is a must. Responsibilities: Design, develop, and maintain robust web applications using JavaScript, TypeScript, React, and NodeJS. Build and optimize user interfaces with modern state management tools (Redux Toolkit, Zustand) and styling frameworks (Tailwind). Implement automated testing using Jest, Mocha, Vitest, and Enzyme to ensure high code quality. Develop and … maintain end-to-end testing suites with Playwright. Configure and optimize build processes using Vite and Webpack. Collaborate with backend and DevOps teams, leveraging GitLab and Kubernetes for CI/CD and deployment. Work closely with business stakeholders to deliver solutions for Corporate Actions, Pricing Hub, and Blotters. Participate in release management … 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 More ❯

Overview We're looking for a skilled Front-End Developer (Angular) to join a fast-paced, agile delivery team working on a major digital transformation project. You'll be building a brand-new public-facing digital authorisation service , along with an internal back-office More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers … to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with … Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers … to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with … Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers … to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with … Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers … to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with … Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers … to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with … Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners More ❯

Just starting out in your development journey? We're looking for a Front-End Developer with solid TypeScript and React skills who's eager to grow in a supportive, modern dev environment. What You'll Do: Develop marketing website to drive lead generation Able More ❯