1 to 25 of 30 Front-End Developer (Client-Side Developer) Jobs in the South East

Front-End Developer (Contract - £300-£400/day, Fully Remote) (JavaScript/Vue.js) Initial 1-Month Contract | Potential for Ad-Hoc Ongoing Work We're looking for an experienced Front-End Developer to join a fast-paced digital transformation project for a leading UK … an order processing platform that integrates data from over 40 different software tools. The ideal candidate will have a sharp eye for detail, a strong understanding of front-end best practices, and the ability to hit the ground running in a dynamic environment. Tech Stack: JavaScript (ES6+) Vue.js HTML5/CSS3 REST APIs & JSON What You … Optimise workflows and improve system usability for internal teams Collaborate with backend developers and project leads to finalise and deploy key features Contribute to performance improvements and front-end best practices You'll Succeed If You: Have proven experience in Vue.js and modern JavaScript frameworks Thrive in fast-moving, delivery-focused environments Can jump into an More ❯

Front End Developer Home-Based (within the UK) About Us At Family Action, we transform lives by providing practical, emotional and financial support to those experiencing poverty, disadvantage and social isolation.Since 1869, we’ve been building stronger families, and today, we work with over 60,000 families across more than 190 services. … also support thousands more through national programmes and grants, helping everyone find the tools to overcome challenges and thrive.We are now looking for a Front End Developer to join our team on a permanent, full-time basis, working 37 hours per week. The Benefits - Salary of £43,042 per annum (inclusive of … vouchers- Cycle to work scheme- Investing in your professional development with ongoing quality training and career development opportunitiesThis is the ideal role for a Software Engineer with front-end experience gained with web applications, JavaScript or TypeScript and modern React to advance their career in a meaningful way with our leading, vital charity.As a critical member More ❯

Details Clearance required: SC Cleared IR35 Status: Outside IR35 Start date: 01/12/2025 Pay rate: 400-500/d Front-End Developer We are forming a new Data Team to deliver a unified, user-friendly interface that consolidates dashboards, reports, and analytical outputs from across the organisation. This "single … pane of glass" will serve as the central hub for stakeholders to explore data, monitor performance, and make informed decisions. As the Front-End Developer , you will play a pivotal role in designing and building this interface from the ground up. You'll work closely with Data Analysts, Data Scientists, Engineers, and … them into intuitive, dynamic visual experiences. Your work will directly influence how data is consumed and acted upon across the organisation. Responsibilities Design and develop a unified front-end interface that integrates dashboards, reports, models, and data pipelines into a single, intuitive view Ensure the interface adheres to accessibility standards (e.g. WCAG 2.2), enabling inclusive access More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very More ❯

The Role An opportunity for a Frontend Engineer with strong Next.js experience to join a fast-growing fintech business delivering several greenfield product builds. You'll play a key part in shaping new customer-facing and internal platforms - building intuitive More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but … a specific build and deployment process. Skills required: Extensive ReactJS experience Be familiar with Agile development practices, including Continuous Integration and 5+ years' experience in enterprise level front-end web development: Solid understanding of semantic mark-up, including HTML5, CSS3 (comfortable with CSS animations and flexbox). Extensive ReactJS experience JavaScript, TypeScript Ability to mentor junior More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but … a specific build and deployment process. Skills required: Extensive ReactJS experience Be familiar with Agile development practices, including Continuous Integration and 5+ years' experience in enterprise level front-end web development: Solid understanding of semantic mark-up, including HTML5, CSS3 (comfortable with CSS animations and flexbox). Extensive ReactJS experience JavaScript, TypeScript Ability to mentor junior More ❯

Our client is a leading entertainment games company who are currently looking for a talented Senior front-end HTML Developer to join their dynamic team. Studio offices are located in the Oxfordshire area, and they are offering a hybrid working model, occasionally in the office.PLEASE NOTE: Candidates must be based … in the UK and possess full rights to work in the UK. About the RoleWe are seeking a highly experienced frontend developer who will be responsible for implementing and tuning high quality, optimised, maintainable code within a framework, ensuring the best user experience imaginable. If you have a background in developing mobile/desktop games and … will collaborate with designers and other developers to ensure that games are performant within their platform and operable on all platforms, mobile and desktop. As an experienced developer you will have worked on a variety of highly available applications and have experience collaborating with engineering teams around the world to design and maintain ground-breaking features. More ❯

TCS, you'll be part of a purpose-led transformation company, working on challenging projects that demand ambitious innovation and thought leadership. Key Responsibilities: Deliver high-quality front-end builds for responsive websites and mobile apps using React Native, HTML, CSS, and JavaScript with modern frameworks like React.js. Collaborate with designers and back-end developers to ensure seamless integration of front-end and back-end functionalities. Optimize mobile applications for performance and responsiveness . Ensure security by design , GDPR compliance, and accessibility standards in front-end code delivery. Deploy apps to iOS and Google Playstore . Apply DevOps concepts and use Azure … ADB2C and cloud services (API management, App Service, Azure configurations). Conduct code reviews and maintain front-end code quality and best practices. Stay updated with emerging front-end technologies, trends, and best practices. Write and maintain technical documentation for front-end code and processes. Participate in UI More ❯

The Role An opportunity for a Frontend Engineer with strong experience to join a fast-growing fintech business delivering several greenfield product builds. You'll play a key part in shaping new customer-facing and internal platforms - building intuitive, high 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 ❯

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 ❯

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 Web Developer This is an initial 12-month Fixed-term Contract (Maternity cover) with the view to make it permanent.Location: Fully Remote (UK)Salary: £35,000 - £42,000 (DOE) The role: We enjoy making the complex simple from our clients. We create websites, campaigns and digital products for professional services clients, arts, fashion, and e More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as … a Senior Frontend Developer and make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX … social impact and grow with the company This is an exciting opportunity to work on impactful projects in a forward-thinking environment. If you are passionate about front-end development, we’d love to hear from you More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as … a Senior Frontend Developer and make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX … social impact and grow with the company This is an exciting opportunity to work on impactful projects in a forward-thinking environment. If you are passionate about front-end development, we’d love to hear from you More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as … a Senior Frontend Developer and make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX … social impact and grow with the company This is an exciting opportunity to work on impactful projects in a forward-thinking environment. If you are passionate about front-end development, we’d love to hear from you 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 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 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 More ❯

Senior Frontend Developer | 6 Month Contract (OIR35) | Remote, UK based I'm working with a growing technology-led business that's scaling its engineering team and looking for an experienced Senior Frontend Developer to help deliver a next-generation data and intelligence platform. You'll play a key role in building performant More ❯

JavaScript/React.js Developer 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 experiences. Key Responsibilities: Software More ❯

Role: Front End Developer Location: Banbury (hybrid) Salary: 30-45k Are you a creative Front End Engineer who thrives at the intersection of design and development? We’re hiring on behalf of a fast-growing organsisation that delivers high-impact web platforms for clients across a variety … development with responsiveness and accessibility in mind Design Collaboration – UI/UX bring wireframes and prototypes to life SEO What You’ll Be Doing Building and refining front-end components for enterprise-grade websites and portals Integrating with .NET APIs and backend services to deliver seamless user experiences Customizing and extending CMS to meet client needs Participating in design reviews and sprint planning with cross-functional teams What We’re Looking For Proven experience in front-end development with strong C#/.NET integration skills Hands-on CMS experience Solid understanding of modern HTML, CSS, and JavaScript frameworks Comfortable working in a small team and being self-managing Location More ❯

Frontend Developer London - 3x Days per week on-site 3-6 Month Contract One of our major banking clients is looking for a Front end Developer. Must-Have Skills: Strong proficiency in React and JavaScript . Deep understanding of web accessibility standards and testing methodologies. Experience designing and implementing component libraries . More ❯

Frontend Developer London - 3x Days per week on-site 3-6 Month Contract One of our major banking clients is looking for a Front end Developer. Must-Have Skills: Strong proficiency in React and JavaScript . Deep understanding of web accessibility standards and testing methodologies. Experience designing and implementing component libraries . More ❯