76 to 100 of 239 Front End Developer (Client-Side Developer) Jobs in London

modern patterns. Solid knowledge of JavaScript or TypeScript, HTML, and CSS in production systems. Experience with Redux or another state management library. Familiarity with web3, crypto, or DeFi front ends, for example MetaMask, wagmi, or ethers.js. Ability to work independently, organise your own tasks, and hit deadlines without heavy oversight. Comfortable collaborating with designers and back-end More ❯

modern patterns. Solid knowledge of JavaScript or TypeScript, HTML, and CSS in production systems. Experience with Redux or another state management library. Familiarity with web3, crypto, or DeFi front ends, for example MetaMask, wagmi, or ethers.js. Ability to work independently, organise your own tasks, and hit deadlines without heavy oversight. Comfortable collaborating with designers and back-end More ❯

Social network you want to login/join with: Senior Frontend Product Developer (React/Typescript), London col-narrow-left Client: Deskpro Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 76f1f13c556a Job Views: 9 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: We're … office but remote opportunities are available for UK-based candidates who can't commute in. View our careers page What you will do as a senior frontend developer As a senior frontend developer, you will help build new features and modules, you'll be involved in shaping our underlying product frameworks and More ❯

Junior Frontend Developer (Angular + UX Focus) Full-time| Hybrid | Startup Environment We’re looking for a motivated and curious Junior Frontend Developer to join our early-stage startup based in London. We’re building an industry-specific productivity management tool, AI- powered, supported by strong investment and high-profile partners. In … thoughtful, user-focused experiences. You’ll gain hands-on experience, contributeto real features, and grow your skills in a fast-paced, collaborative environment. From refining user journeysto implementing front-endcomponents usingmodern tools and frameworks, yourwork will have real impact. If you're excited to learn, passionate about building clean, accessible interfaces, and ready to join adynamic London-based More ❯

Junior Frontend Developer (Angular + UX Focus) Full-time| Hybrid | Startup Environment We’re looking for a motivated and curious Junior Frontend Developer to join our early-stage startup based in London. We’re building an industry-specific productivity management tool, AI- powered, supported by strong investment and high-profile partners. In … thoughtful, user-focused experiences. You’ll gain hands-on experience, contributeto real features, and grow your skills in a fast-paced, collaborative environment. From refining user journeysto implementing front-endcomponents usingmodern tools and frameworks, yourwork will have real impact. If you're excited to learn, passionate about building clean, accessible interfaces, and ready to join adynamic London-based More ❯

Have you got experience using React and Typescript to lead design implementation? Are you looking for the opportunity to work with an industry-leading scaleup? ? Staff Frontend Developer – AI Data Analysis ? ? Salary – up to £100k + bonus + shares ? Location – fully remote in UK (couple of visits to office a year) We are super excited to … clients include trillion-dollar asset management firms, where their two key products have resulted in an average performance improvement of over 200 bps. As a Staff Frontend Developer, your responsibilities will include: Lead frontend architecture and development of scalable, high-performance UI components for financial analytics platforms, ensuring seamless data visualisation and interaction Optimise user experience … have experience with the following tech stack: React , Typescript , AWS , SQL , Node.js or Next.js . You will receive an abundance of great benefits as a Staff Frontend Developer: Bonus Share options Free gym membership Ability to working from home 5 days a week if desired If you have experience working in a fast-paced scaleup and More ❯

Senior Frontend Developer | React, Next.js, Typescript | Full Time, up to £100k As a Senior Frontend Engineer , you will shape the user experience of an AI-powered platform. Working closely with designers and backend engineers, you will build a responsive, high-performance web application, ensuring seamless interaction and rendering. Key Responsibilities: Develop and enhance frontend architecture with More ❯

office but remote opportunities are available for UK-based candidates who can't commute in. View our careers page What you will do as a senior frontend developer As a senior frontend developer, you will help build new features and modules, you'll be involved in shaping our underlying product frameworks and More ❯

I am currently working with a London-based financial-services client who are actively seeking a senior front-end developer to join a market-leading team on a long-term basis. What you'll need to succeed Extensive frontend development experience with Typescript, Javascript, React, and Next.JS. Strong experience in … knowledge across a range of supporting technologies, cloud platforms, and frameworks. Strong stakeholder management skills. What you'll get in return Up to £700pd Umbrella. Initial contract until end of year with extensions. London-based hybrid working What you need to do now If you're interested in this role, click 'apply now' to forward an up-to More ❯

A well-established software business is looking for an accomplished Front-End Developer to join its team based in London. As the business embraces flexibility you are able to work from home 2 days per week. In this position, you will work across multiple products and existing applications utilising JavaScript, React, HTML … high-quality, user-centric web experiences. You will develop high-performance user interfaces, write well-documented code, participate in code reviews and stay up to date with emerging front-end technologies. In order to be suitable for this role, you will have demonstrable experience in modern front-end technologies including HTML5 and … solid understanding of legacy and alternative frameworks including jQuery. Experience with React and Git is advantageous to your application. This is a fantastic opportunity for an experienced Developer to join a reputable business. More ❯

Senior Front-End Developer (one day a week in the central London office) Sports Analytics This role is a unique opportunity for a Senior Front-End Developer to combine technical challenges with creativity in a collaborative, high-standard work environment. By joining this team … an ideal setting for those passionate about leveraging cutting-edge technology to make meaningful contributions in the world of sports analytics. Key responsibilities for the role of Senior Front-End Developer include: Build responsive, accessible, and high-performance front-end interfaces using Next.js, React.js, and Tailwind CSS. Collaborate … and scalability, with an emphasis on cloud integration. Contribute to CI/CD processes, deployments, and frontend build pipelines in a cloud-based environment. As the selected Senior Front-End Developer, your background will include: 5+ years industry experience in a Front-End Developer More ❯

Senior Front-End Developer (one day a week in the central London office) Sports Analytics This role is a unique opportunity for a Senior Front-End Developer to combine technical challenges with creativity in a collaborative, high-standard work environment. By joining this team … an ideal setting for those passionate about leveraging cutting-edge technology to make meaningful contributions in the world of sports analytics. Key responsibilities for the role of Senior Front-End Developer include: Build responsive, accessible, and high-performance front-end interfaces using Next.js, React.js, and Tailwind CSS. Collaborate … and scalability, with an emphasis on cloud integration. Contribute to CI/CD processes, deployments, and frontend build pipelines in a cloud-based environment. As the selected Senior Front-End Developer, your background will include: 5+ years industry experience in a Front-End Developer More ❯

Are you a passionate PixiJS Game Developer ready to build the next wave of top-tier slot games? BENEFITS: Fully remote working, flexible hours, competitive salary (up to £40k for … UK candidates or equivalent for EU-based perm contractors), bonus incentives, and exciting growth opportunitiesWe’re working with an ambitious and growing games studio, to find a skilled Front End Slot Game Developer . This is a brilliant opportunity to join a creative, collaborative, and fully remote team, building high-performance, cross … platform slot games using cutting-edge tech.You’ll work closely with the Lead Developer, contribute to strategic decisions, and help shape the technical direction of upcoming titles. The role offers loads of variety, and if you enjoy problem-solving, mentoring others, and pushing the boundaries of what’s possible in browser-based games, this could be More ❯

Front-End Software Developer A brilliant opportunity for a Front-End Software Developer to join an incredibly exciting start-up in London, which is currently in stealth mode developing exciting technology in the security space. Joining a company founded by experts in their field … the business (£45k for Graduate Level, £55k - £60k for 2 years etc) Requirements for Software Developer Ideally, you will have least 1 year of front-end development experience but an exceptional graduate considered (i.e. 1st class degree from a top uni with A*A*A at A Level) Ideally, you will have … relevant technologies which would be beneficial: JavaScript, Vue, Node, Yarn, Kotlin, Swift Strong problem-solving ability Natural ability to quickly pick up and learn new technologies Responsibilities for Front-End Software Developer Design and refine user interfaces that are responsive, inclusive, efficient, and scalable. Enhance frontend systems, development tools, and workflows on More ❯

Social network you want to login/join with: Are you a passionate PixiJS Game Developer ready to build the next wave of top-tier slot games? BENEFITS: Fully remote working, flexible hours, competitive salary (up to £40k for UK … candidates or equivalent for EU-based perm contractors), bonus incentives, and exciting growth opportunities We’re working with an ambitious and growing games studio, to find a skilled Front End Slot Game Developer . This is a brilliant opportunity to join a creative, collaborative, and fully remote team, building high-performance, cross … platform slot games using cutting-edge tech. You’ll work closely with the Lead Developer, contribute to strategic decisions, and help shape the technical direction of upcoming titles. The role offers loads of variety, and if you enjoy problem-solving, mentoring others, and pushing the boundaries of what’s possible in browser-based games, this could More ❯

skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Infinite Talent Principal Consultant - Technology & Transformation @ Infinite Talent Role – Front-End Developer Office travel – Hybrid (3 Days a week in the office) Location – Central London Salary – £80,000 - £90,000 + Benefits Infinite … Talent have partnered with a renewable energy start-up backed by a global business to recruit for two Front End Developers on a permanent basis. We are seeking two experienced Frontend Developers to work on the in-house Management System and customer-facing app and web portal. Responsibilities Build, maintain, and optimize reusable components using React.js … England, United Kingdom 5 months ago Greater London, England, United Kingdom 4 days ago London, England, United Kingdom 1 week ago London, England, United Kingdom 1 week ago Front-End Developer (6-Month Contract) - Immediate Start London, England, United Kingdom 1 week ago London Area, United Kingdom £50,000.00-£55,000.00 More ❯

Front End/Back End Web Developer – South East England, Berkshire. £65-75k Main Purpose of the Role: Frontend Developers work in highly motivated teams, committed to delivering valuable applications and services to customers. They ensure the software meets the agreed acceptance criteria and the team’s definition of … Key Responsibilities Development Design the architecture of new application components and achieve internal sign-off for development specifications where required. Work within an Agile team to develop back-end applications and features to meet customer/project requirements. Thoroughly test new features or developments to ensure they perform the desired task correctly in all cases. Work with Quality More ❯

Senior Front-End Web Developer Location Gibraltar, Gibraltar Salary 60000 - 100000 a year (s) Description Position Overview: We are looking for a Senior Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include … the word TREMENDOUSLY and tag RMzQuMTUwLjE4OC4xMA== when applying to show you read the job post completely. Job type: Remote job Tags developer web design front-end security designer technical code javascript finance css seo senior backend digital nomad #J-18808-Ljbffr More ❯

Lead Front End Admin Developer - Exciting Sports Tech Company - London/Hybrid - £65k-£75k + bens and perks Incredible opportunity for an experienced Front End Admin Developer Join a fantastic, international SportsTech company Stunning offices in London with on-site restaurant Hybrid working offered … 65k-£75k (dependent on experience) Essential skills required (see below) We’re on the hunt for an experienced Front End Admin Developer to join the Development Team of a truly exciting sports tech company as a Lead Front End Admin Developer. We’re looking for someone who has … hybrid and flexible working, daily subsidised lunch in the office, 24 days annual leave, plus BH, pension scheme and more bens and perks! Key responsibilities as the Lead Front End Admin Developer will include: Developing new admin applications, user-facing features and determining the structure and design of web pages Building reusable More ❯

of 2024. In the UK, Talan counts 250 employees on several sites, the main being London, Edinburgh, Chester, and Leeds. Job Description We are looking for a front-end developer to work on the Issuemaster real-time web application. The successful candidate will work on key and large epics in our … to new venues, automation of core processes, and much-needed user experience improvements; all to drive more business safely. You must have successful experience developing real-time web front ends using both REST and WebSockets APIs. We are particularly looking for developers with an excellent knowledge and understanding of software engineering fundamentals as well as strong solution design … skills promoting simplicity, stability, performance, and scalability. Experience as a senior developer on an eTrading or Front Office trading application will be a strong plus. Key Responsibilities: Contribute to the reengineering of core components. Develop key business functionalities. Ensure test coverage and code is written in good TypeScript. Development and delivery (time & quality) of More ❯

audience. Job Summary Responsibilities Contribute to technology strategies, roadmaps, and reviews, providing innovative solutions and staying up to date with the latest technologies and toolsets. Develop functional, rich front-end applications using React and TypeScript for our in-house or client gaming products. Collaborate with back-end developers and other team members … with Agile methodologies. Experience with gaming products is a plus. Experience with WebSockets and binary communication protocols is a plus. Knowledge of micro front ends or front-end in-house libraries built on private npm registries is a plus. Nice to have: Experience with WebSockets and binary communication protocols. Understanding of scaling in high … Gambling Facilities and Casinos Referrals increase your chances of interviewing at Eeze by 2x Sign in to set job alerts for “Frontend Developer” roles. Front End Developer (Remote Fixed Term Contract) London, England, United Kingdom 4 weeks ago Romford, England, United Kingdom 2 weeks ago London, England, United More ❯

a huge bonus! In this Senior React Developer/Senior Frontend Developer role we are looking for an experienced Senior Front End Developer to work remotely apart from 1-2 days a month where you would need to come to the London office or … technology and broadcasting, as you evolve with the company. Your previous Senior React Developer experience will need to include: 4+ years commercial experience in Front End development, using React + Typescript (+ Webpack) Experience using and consuming REST APIs React Native experience would be a bonus Agile experience, ideally in fast-paced … sporting events and a quarterly international team meetup. Want to work as a Senior React Developer/Typescript Developer/Front End Developer on a fantastic, cutting-edge product? Want to work with the latest technology and continually evolve? My client are More ❯

a huge bonus! In this Senior React Developer/Senior Frontend Developer role we are looking for an experienced Senior Front End Developer to work remotely apart from 1-2 days a month where you would need to come to the London office or … technology and broadcasting, as you evolve with the company. Your previous Senior React Developer experience will need to include: 4+ years commercial experience in Front End development, using React + Typescript (+ Webpack) Experience using and consuming REST APIs React Native experience would be a bonus Agile experience, ideally in fast-paced … sporting events and a quarterly international team meetup. Want to work as a Senior React Developer/Typescript Developer/Front End Developer on a fantastic, cutting-edge product? Want to work with the latest technology and continually evolve? My client are More ❯

will 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 … effective oversight Provide constructive feedback to the technical staff during all phases of the software lifecycle to keep development priorities aligned with business needs Take ownership and drive end-to-end quality software development processes The minimum we’re looking for (show us what you got if you aren’t a perfect fit): 2-4 years … months ago London Area, United Kingdom £40,000.00-£55,000.00 3 hours ago London, England, United Kingdom 2 days ago London, England, United Kingdom 5 days ago Front-End Developer (6-Month Contract) - Immediate Start London, England, United Kingdom 5 days ago London Area, United Kingdom £50,000.00-£55,000.00 7 hours More ❯

Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £120000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading … Software Developer to work in a Front Office environment with Traders, Quants and Portfolio Managers within a Front Office Trading Floor. This is a high profile role for a Multi Asset Trading Team within a Front Office environment. As the Senior Trading UI Developer, you will … have extensive experience of working with the JavaScript Framework including ES7 and HTML and CSS. You will be working directly with Portfolio Managers, Sales Traders and Quants and end users where you will be responsible for specing out, designing and developing of UI screens for the users. This will require you to have client facing experience More ❯