1 to 25 of 75 Front-End Developer (Client-Side Developer) Jobs in Central London

being too big to fail. They have approximately 200 million customer accounts and do business in more than 160 countries. We are seeking a hands-on UI Developer with solid experience in modern JavaScript/TypeScript, React and Angular, Node.js, and NPM. The ideal candidate should be passionate about writing clean, high-quality code and implementing More ❯

being too big to fail. They have approximately 200 million customer accounts and do business in more than 160 countries. We are seeking a hands-on UI Developer with solid experience in modern JavaScript/TypeScript, React and Angular, Node.js, and NPM. The ideal candidate should be passionate about writing clean, high-quality code and implementing More ❯

and delivering autonomous AI teams that work alongside humans to solve real-world problems. As we continue to expand our product offerings, we are seeking a talented Front-End Developer to help shape the future of human-AI collaboration. In this role, you'll build intuitive dashboards that allow users to configure … interfaces to solve one of the AI era’s biggest challenges: making complex systems usable through powerful, non-chat user experiences. Key Responsibilities Develop, maintain, and optimize front-end components for modern web applications Implement responsive, mobile-friendly designs that ensure cross-platform compatibility Translate wireframes and prototypes into polished, production-ready applications in collaboration with … UX/UI designers Integrate front-end interfaces with REST and GraphQL APIs, as well as back-end systems Ensure high-quality, maintainable code through testing, debugging, and adherence to best practices Stay current with emerging UI/UX technologies to continuously improve the user experience Participate in agile development processes, including Test Driven More ❯

and delivering autonomous AI teams that work alongside humans to solve real-world problems. As we continue to expand our product offerings, we are seeking a talented Front-End Developer to help shape the future of human-AI collaboration. In this role, you'll build intuitive dashboards that allow users to configure … interfaces to solve one of the AI era’s biggest challenges: making complex systems usable through powerful, non-chat user experiences. Key Responsibilities Develop, maintain, and optimize front-end components for modern web applications Implement responsive, mobile-friendly designs that ensure cross-platform compatibility Translate wireframes and prototypes into polished, production-ready applications in collaboration with … UX/UI designers Integrate front-end interfaces with REST and GraphQL APIs, as well as back-end systems Ensure high-quality, maintainable code through testing, debugging, and adherence to best practices Stay current with emerging UI/UX technologies to continuously improve the user experience Participate in agile development processes, including Test Driven More ❯

Front End Developer/Engineer (TypeScript React Native AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could … be progressing your career as a Front End Developer at a well-established AI company acting as tech incubator within the World Economic Forum to tackle issues like climate change, AI, battery technology and other real world problems. As a Front End Developer you … AWS preferred) You are a bright, proactive individual and a strong problem solver with commercial acumen What's in it for you: As a Front End Developer/Engineer, you will earn a competitive package including: Salary to £65k Bonus Pension Healthcare Work with the latest cutting-edge AI technologies Excellent training More ❯

tutoring company and best Edtech company. We are looking for a Front-End WordPress Developer to take ownership of front-end updates and enhancements for our websites. You will work closely with cross-functional teams to deliver visually appealing, highly functional, and performance-optimised platforms that delight our … users. Key Responsibilities Front-End Development: Implement new features, components, and layouts using WordPress, HTML5, CSS3, and JavaScript. Content Management: Update and maintain website content in alignment with branding and SEO strategies. Responsive Design: Ensure a flawless user experience across all devices and browsers. Performance Optimisation: Optimise website performance, including loading speed, code structure, and accessibility. … Collaboration: Work with team members to enhance various aspects of UX/UI/SEO. Bug Fixing: Identify and address front-end issues promptly to maintain platform reliability. Plugin Management: Configure, update, and troubleshoot WordPress plugins to enhance functionality. Quality Assurance: Conduct regular testing for browser and device compatibility and resolve any issues. Essential Skills Advanced More ❯

tutoring company and best Edtech company. We are looking for a Front-End WordPress Developer to take ownership of front-end updates and enhancements for our websites. You will work closely with cross-functional teams to deliver visually appealing, highly functional, and performance-optimised platforms that delight our … users. Key Responsibilities Front-End Development: Implement new features, components, and layouts using WordPress, HTML5, CSS3, and JavaScript. Content Management: Update and maintain website content in alignment with branding and SEO strategies. Responsive Design: Ensure a flawless user experience across all devices and browsers. Performance Optimisation: Optimise website performance, including loading speed, code structure, and accessibility. … Collaboration: Work with team members to enhance various aspects of UX/UI/SEO. Bug Fixing: Identify and address front-end issues promptly to maintain platform reliability. Plugin Management: Configure, update, and troubleshoot WordPress plugins to enhance functionality. Quality Assurance: Conduct regular testing for browser and device compatibility and resolve any issues. Essential Skills Advanced More ❯

Senior React Developer London, United Kingdom · Full-time Description A fast-growing investment technology platform is seeking a talented Senior React Developer to join its frontend development team. The successful candidate will work on a suite of web applications supporting trade execution, portfolio management, and risk analysis across private equity, private debt More ❯

Senior React Developer London, United Kingdom · Full-time Description A fast-growing investment technology platform is seeking a talented Senior React Developer to join its frontend development team. The successful candidate will work on a suite of web applications supporting trade execution, portfolio management, and risk analysis across private equity, private debt More ❯

/UI and frontend architecture of a critical, enterprise-scale system that will impact thousands of users daily. 🔧 Your Role As the Lead UX/UI Frontend Developer , you'll take ownership of the frontend strategy, design system, and component architecture. You’ll collaborate closely with product managers, UX designers, backend engineers, and key stakeholders to More ❯

/UI and frontend architecture of a critical, enterprise-scale system that will impact thousands of users daily. 🔧 Your Role As the Lead UX/UI Frontend Developer , you'll take ownership of the frontend strategy, design system, and component architecture. You’ll collaborate closely with product managers, UX designers, backend engineers, and key stakeholders to More ❯

Our client, a global branding, marketing, and communications agency, is looking for an ambitious , collaborative and client facing web developer to join their digital team. The successful candidate will work closely with specialists across various disciplines - including design, SEO, paid media, and strategy - and contribute to a dynamic website development group. This More ❯

Our client, a global branding, marketing, and communications agency, is looking for an ambitious , collaborative and client facing web developer to join their digital team. The successful candidate will work closely with specialists across various disciplines - including design, SEO, paid media, and strategy - and contribute to a dynamic website development group. This More ❯

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days … in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all teams we cooperate with internal and … or Nest.js. · Demonstrated ability to thrive in an Agile environment. · Proficient in addressing cross-browser compatibility issues and employing effective strategies to resolve them. · Well-versed in front-end build tools, such as Webpack. · Skilled in utilizing code versioning tools, notably Git. · Sound understanding of browser rendering behavior and techniques to optimize performance. · Capable of developing More ❯

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days … in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all teams we cooperate with internal and … or Nest.js. · Demonstrated ability to thrive in an Agile environment. · Proficient in addressing cross-browser compatibility issues and employing effective strategies to resolve them. · Well-versed in front-end build tools, such as Webpack. · Skilled in utilizing code versioning tools, notably Git. · Sound understanding of browser rendering behavior and techniques to optimize performance. · Capable of developing More ❯

development with a solid background in building high-performance, real-time web applications Expertise in JavaScript & TypeScript modern web frameworks Good knowledge of the architecture of performant client-side React applications Experience with web sockets or other real-time data protocol If this role sounds like a great fit for you and you'd like more More ❯

development with a solid background in building high-performance, real-time web applications Expertise in JavaScript & TypeScript modern web frameworks Good knowledge of the architecture of performant client-side React applications Experience with web sockets or other real-time data protocol If this role sounds like a great fit for you and you'd like more More ❯

Senior React Frontend Engineer - Global Investment Bank A leading global investment bank are looking for a Senior Frontend Engineer within their Credit Trading Technology division. They are a market-leading institution with a strong presence in credit products and dealer More ❯

Senior React Frontend Engineer - Global Investment Bank A leading global investment bank are looking for a Senior Frontend Engineer within their Credit Trading Technology division. They are a market-leading institution with a strong presence in credit products and dealer More ❯

Benefits Package. Permanent. Fully Remote. *Must be Eligible to work in the UK. Innovative Data & Insights Research organization providing Insights for leading International Brands requires a talented Front-End Developer. The role will partner with a team of Data Scientists. Role: Front End Development. User Experience Design/Development. Partner with a … team of Data Scientists & Software Engineers. User Interfaces - Design & Construct intuitive & responsive User Interfaces. Experience Required: Front-End Development - 3+ years’ experience. React.js. GraphQL. Typescript. Tailwind. RESTful API. Innovative approach - ability to compose your own ideas. Communicate effectively with technical & non-technical stakeholders. Ability to work remotely. Desirable Experience: Backend Development Node JS AWS JSON Web … Tokens with AWS. Keywords: Front End Developer, React.js, React, GraphQL, Tailwind, Typescript, Tailwind, Code Versioning Tools, Front End Developer, Fully Remote, Permanent, T6/MN/115109. More ❯

Benefits Package. Permanent. Fully Remote. *Must be Eligible to work in the UK. Innovative Data & Insights Research organization providing Insights for leading International Brands requires a talented Front-End Developer. The role will partner with a team of Data Scientists. Role: Front End Development. User Experience Design/Development. Partner with a … team of Data Scientists & Software Engineers. User Interfaces - Design & Construct intuitive & responsive User Interfaces. Experience Required: Front-End Development - 3+ years’ experience. React.js. GraphQL. Typescript. Tailwind. RESTful API. Innovative approach - ability to compose your own ideas. Communicate effectively with technical & non-technical stakeholders. Ability to work remotely. Desirable Experience: Backend Development Node JS AWS JSON Web … Tokens with AWS. Keywords: Front End Developer, React.js, React, GraphQL, Tailwind, Typescript, Tailwind, Code Versioning Tools, Front End Developer, Fully Remote, Permanent, T6/MN/115109. More ❯

include: Implement defined features through code development, while also conducting thorough investigations and resolution of bugs Develop modular, reusable code components to streamline development and maintenance Utilize front-end frameworks like Vue.js, or Angular to create scalable and reusable UI components Optimize code and assets to ensure optimal load times and smooth performance Perform code reviews More ❯

include: Implement defined features through code development, while also conducting thorough investigations and resolution of bugs Develop modular, reusable code components to streamline development and maintenance Utilize front-end frameworks like Vue.js, or Angular to create scalable and reusable UI components Optimize code and assets to ensure optimal load times and smooth performance Perform code reviews More ❯

and important projects for the future of the bank. Our new Savings platform is in development, and we need an experienced engineer to take ownership of the front-end and guide us on best practices, high-quality solutions and innovative solutions. This role offers a chance for a skilled engineer to deepen their domain expertise in … best practice, mentor and coach junior members of the team to support their development. Qualifications JavaScript & React JS- You will use React JS to build out the front-end presentation layers of our products. React Native and Expo - You will be helping to build mobile apps and publish via Google Play and Apple App Store Front-end testing- You will need experience testing front-end systems, using tools like Playwright or similar, to ensure high-quality code. Cloud Experience (ideally Azure)- You will need a solid understanding of cloud fundamentals for the wider migration to the cloud as part of our technical transformation. Microservices- You will need a More ❯

and important projects for the future of the bank. Our new Savings platform is in development, and we need an experienced engineer to take ownership of the front-end and guide us on best practices, high-quality solutions and innovative solutions. This role offers a chance for a skilled engineer to deepen their domain expertise in … best practice, mentor and coach junior members of the team to support their development. Qualifications JavaScript & React JS- You will use React JS to build out the front-end presentation layers of our products. React Native and Expo - You will be helping to build mobile apps and publish via Google Play and Apple App Store Front-end testing- You will need experience testing front-end systems, using tools like Playwright or similar, to ensure high-quality code. Cloud Experience (ideally Azure)- You will need a solid understanding of cloud fundamentals for the wider migration to the cloud as part of our technical transformation. Microservices- You will need a More ❯