25 of 25 Permanent Front-End Developer (Client-Side Developer) Jobs in London

Front-End Developer (one day a week in the central London office) Sports Analytics This role is a unique opportunity for a Front-End Developer to combine technical challenges with creativity in a collaborative, high-standard work environment. By joining this team, youll not … 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 Front-End Developer include: Build responsive, accessible, and high-performance front-end interfaces using Next.js, React.js, and Tailwind CSS. Collaborate with … 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 Front-End Developer, your background will include: 3+ years industry experience in a Front-End Developer role More ❯

Front-End Developer Rate - £525/day Duration - 6 Months Location - Remote (London-based preferred) | Start ASAP We’re looking for a sharp and experienced Front-End Developer to join an AI-focused project for a 6-month contract. You’ll be responsible for More ❯

Front-End Developer Rate - £525/day Duration - 6 Months Location - Remote (London-based preferred) | Start ASAP We’re looking for a sharp and experienced Front-End Developer to join an AI-focused project for a 6-month contract. You’ll be responsible for More ❯

Front-End Developer – React Native/React – AI Product Up to £75k + 10% bonus + equity London (Hybrid - 3 days a week) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their … joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React, React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and … shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub in a supportive engineering culture What Experience You Will Have Strong experience with JavaScript, HTML5, CSS3 and modern web development More ❯

Front-End Developer – React Native/React – AI Product Up to £75k + 10% bonus + equity London (Hybrid - 3 days a week) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their … joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React, React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and … shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub in a supportive engineering culture What Experience You Will Have Strong experience with JavaScript, HTML5, CSS3 and modern web development More ❯

Front-End Developer – React Native/React – AI Product Up to £75k + 10% bonus + equity London (Hybrid - 3 days a week) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their … joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React, React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and … shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub in a supportive engineering culture What Experience You Will Have Strong experience with JavaScript, HTML5, CSS3 and modern web development More ❯

Front-End Developer – React Native/React – AI Product Up to £75k + 10% bonus + equity London (Hybrid - 3 days a week) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their … joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React, React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and … shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub in a supportive engineering culture What Experience You Will Have Strong experience with JavaScript, HTML5, CSS3 and modern web development More ❯

Are you an experienced Front-End WordPress Developer looking for your … next challenge with a leading EdTech innovator? Our client, an award-winning business, is seeking a talented individual to take ownership of their website's front-end development and enhancements. About Our Client: Our client is a dynamic and growing EdTech company headquartered in London, with a team of … closely with cross-functional teams including PPC and SEO specialists, full-stack developers and content creators. The Role: As a Front-End WordPress Developer, you will be responsible for delivering visually appealing, highly functional, and performance-optimised platforms. You'll drive new website improvements across two group brands, ensuring a seamless user More ❯

Are you an experienced Front-End WordPress Developer looking for your … next challenge with a leading EdTech innovator? Our client, an award-winning business, is seeking a talented individual to take ownership of their website's front-end development and enhancements. About Our Client: Our client is a dynamic and growing EdTech company headquartered in London, with a team of … closely with cross-functional teams including PPC and SEO specialists, full-stack developers and content creators. The Role: As a Front-End WordPress Developer, you will be responsible for delivering visually appealing, highly functional, and performance-optimised platforms. You'll drive new website improvements across two group brands, ensuring a seamless user More ❯

Eir Evo Talent are working with an incredibly exciting scaling fintech who has recently secured a tonne of investment to 1, build out more products within their suite but also to scale the business. Their investors are the likes of 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'll … 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 ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Front End Developer role at a scale-up tech company, that enables … of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Front End Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Front End Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Front End Developer/Engineer (JavaScript Vue.js) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Front End Developer role at a scale-up tech company, that enables … of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Front End Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future … developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Front End Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Our client is seeking a highly experienced Senior Frontend (HTML5) Game Developer based in or near Oxford, UK, as you will be required to work in the office 1 day per month ; otherwise, you will be working remotely . The candidate will be responsible for implementing and tuning high-quality, optimised, maintainable code within More ❯

Front End React Developer, React, Javascript, NW London to £80K A leading financial software company are looking for a Front End JavaScript developer who is proficient with React.js. The role is Offcie based in North West London, Your primary focus will be on developing … infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Developing new user-facing features using React.js Building reusable components and front-end libraries for future use Translating designs and wireframes into high quality code Optimising components for maximum performance across a vast array of web-capable devices and browsers … principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Ability to More ❯

Frontend WordPress Developer - £45k - 3 days in London Bridge Technologies: WordPress, React, JavaScript, Next.js (MUST) SoBold is a high-performance website design and development agency based in London. We are a collaborative, values-driven team delivering exceptional websites and platforms. Our values are kindness, accountability, creative thinking, awareness, and teamwork. We are looking for an ambitious … Developer to join our team. You will be instrumental in re-architecting a key client website using Next.js , WordPress, and modern front-end technologies. What you'll do Build pixel-perfect, responsive web pages using HTML, SCSS, JavaScript, and Typescript Work with React/Next.js/GraphQL to develop headless … WordPress sites Ensure performance and scalability across devices Create reusable code and develop complex front-end functionality Produce documentation and guidance for clients and team members Snag, test, and maintain high standards on all projects Lead front-end aspects of projects and support junior developers What we need from you Strong HTML More ❯

I'm hoping you'll REACT positively to this advert . Are you a front-end wizard who loves turning designs into sleek, interactive user experiences? Ready to work on a platform that's going to transform how tech education happens? You'll be building a cutting-edge SaaS tool designed to revolutionize training in tech … real-world experience in a managed environment. This isn't your typical project; it's something new, innovative, and groundbreaking. As one of the first full-time front-end engineers, you'll play a key role in bringing this platform to life. You'll not only write beautiful code but also contribute to how the product More ❯

Front End Developer - Healthcare scaleup Central London/Hybrid working - one day each week £70-85k DoE benefits We’re seeking a Frontend Developer to help take an exciting world-class healthcare platform to the next level. The company launched in 2016 and is growing rapidly across … the key requirement being the ability to create great UX/UI - so, skills in TailwindCSS and component frameworks are what we're looking for. The Frontend Developer will join a top-flight team to deliver a dashboard web app. This is one of the company’s flagship offerings to prestigious healthcare clients - a SPA (Vue.js … delivery focused. A self-starter who thrives on collaboration and is passionate about improving patient care. Frontend Developer/Senior Front End Developer More ❯

Senior Front End Developer/Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has … seen 30-40% year on year growth for the past 10 years and has ambitious growth plans. As a Senior Front End Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on … degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior Front End Developer you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme More ❯

Senior Front End Developer/Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has … seen 30-40% year on year growth for the past 10 years and has ambitious growth plans. As a Senior Front End Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on … degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior Front End Developer you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme More ❯

limited hiring capabilities. About the Opportunity We are building Version 2 of SkilledUp Life after operating our Minimum Viable Product for 4 years. Our tech stack includes: Front-end: Vue.js Database: MariaDB Hosting environment: AWS EC2 + S3 We are looking for front-end developers. The product team is led by an More ❯

Innovation Developer | Financial Services | Berkshire | Hybrid | 6 Months Initial Contract | £700/day Inside IR35 | Full Stack Development - Front End | AI |LLM | PoC | Our client is seeking an experienced Innovation Developer to be responsible for for transforming visionary ideas into tangible prototypes and proof of concepts … If you have experience within utilities/energy or related sector this would be highly desirable. Your Essential Skills and Experience: Extensive experience as a full-stack developer, proficient in multiple languages and technologies AI engineering Hands-on experience with advanced technologies like large language models (LLMs), computer vision, predictive analytics, and data science. 3D modelling More ❯

Job Description: We are looking for a Front-End Developer with expertise in AngularJS and Bootstrap to join our team. The ideal candidate should have experience working in the banking domain , and developing secure and responsive web applications. You will be responsible for designing and implementing user-friendly interfaces that enhance the … with UX/UI designers, backend developers, and business analysts to create seamless user experiences. Implement security best practices to protect sensitive banking data. Troubleshoot and debug front-end issues to ensure smooth application performance. Stay up to date with industry trends and emerging front-end technologies. More ❯

Job Description: We are looking for a Front-End Developer with expertise in AngularJS and Bootstrap to join our team. The ideal candidate should have experience working in the banking domain , and developing secure and responsive web applications. You will be responsible for designing and implementing user-friendly interfaces that enhance the … with UX/UI designers, backend developers, and business analysts to create seamless user experiences. Implement security best practices to protect sensitive banking data. Troubleshoot and debug front-end issues to ensure smooth application performance. Stay up to date with industry trends and emerging front-end technologies. More ❯

Level (for internal use): 11 Role Description: We are seeking an experienced and passionate Senior Frontend React UI Developer to build out our front-end web application, which will allow the users to create a graphical model interactively and collaboratively, view models, upload data and run models on that scenario data, as … Interact with the RESTful API that we develop to trigger jobs asynchronously and retrieve sampling results from the storage layer Knowledge of how to test the developed front-end componentry Interested in shaping the backend Python API or becoming involved in full stack development. Desired/Obtained Qualifications and experience: Some general knowledge of Bayesian networks More ❯