26 to 50 of 175 Front-End Developer (Client-Side Developer) Jobs in the UK

Front-End Developer – React Native/React – AI Product Up to £65k + 10% bonus + equity London (Hybrid) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their fast-moving team. You … 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 £65k + 10% bonus + equity London (Hybrid) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their fast-moving team. You … 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 ❯

-End Web Developer & Designer, you will... Build and enhance websites, customer portals, and interactive web systems. Create bespoke, responsive front-end components using HTML, CSS, JavaScript, Vue.js, and Laravel Blade. Collaborate with designers and marketing teams to ensure brand consistency and high-quality UX. Optimise web performance to … and accessibility standards. Requirements: As a Front-End Web Developer & Designer, you will need... 4+ years’ commercial experience in front-end development and a strong portfolio of real-world projects. Deep expertise in modern HTML, CSS, JavaScript (ES13+), responsive design, and optimisation. 2+ years' experience working with Vue.js … and Livewire. Career progression as part of a tight-knit, innovative development team. Ready to create impactful digital experiences that stand out? Apply now to bring your front-end skills to a company where design, speed, and innovation are at the heart of everything we build. Rutherford Briant is passionate about equity, diversity, and inclusion. We More ❯

Senior/Lead Front-end JavaScript Developer - Consultancy (multiple locations available in the UK) - competitive salary and quarterly bonus ** Please note - due to the nature of work, all candidates must have enhanced DV clearance (UKIC/UK*C preferred) that is active and transferable We are looking for a Senior/Lead … Front-end JavaScript Developer to join our consulting client. We have multiple locations available In this role, you will lead the development of an impactful web application for a public sector programme, ensuring high performance, scalability, and maintainability. You will work closely with cross-functional teams to deliver engaging solutions that meet … someone who could: Provide technical leadership and mentorship to a team of developers, guiding them through best practices and ensuring high-quality code. Design, develop, and maintain front-end components of web applications using HTML, CSS & JavaScript Collaborate with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to More ❯

Role Summary Responsibilities : You will leverage your knowledge of front-end development to play a key role in the development and optimisation of dynamic, high-performance front-end applications for both internal and external projects Salary : £37,000 to £42,000 per annum, depending on your previous experience Benefits : Discretionary profit share … project outcomes and boosting internal efficiencies across the company. As the team continues to expand in both size and capability, we are seeking a motivated and ambitious Front-End Developer to support the development and optimisation of high-performing and scalable web applications. You will play a key part in shaping user … experiences, enhancing application efficiency, and delivering innovative front-end solutions. Key responsibilities will include: Engaging in all aspects of front-end development . Apply your expertise to build robust, scalable, and user-friendly interfaces Strong collaboration within the TechDev team . Work closely with Senior Developers to build product features and address More ❯

Front-End Developer- Hybrid in Leeds HTML, CSS, JavaScript, Vue.js An exciting opportunity to join an established agency as their latest Developer! Salary up to £45,000 Hybrid working in central Leeds, 3 days onsite, 2 days from home Benefits: Career progression & Development, Flexitime, Bonus, 25 days holiday … we are looking for a like-minded person to join us in our success and continue to deliver excellence. WHAT WILL YOU BE DOING? Joining as latest Front-End Developer you'll join a team of 7 working on marketing websites for a wide range of clientele. We are keen to onboard More ❯

Role: Front-End Developer (ASP/.NET) with Firewall Experience Location: London, Remote Job Description: We are looking for a skilled ASP.NET/Front-End Developer with a strong foundation in network security and firewall configuration . The ideal candidate will have hands-on … experience with ASP.NET technologies and front-end development, coupled with working knowledge of firewall rules, access controls, and network policies. Experience with Palo Alto Networks is a strong advantage. Key Responsibilities: Develop and maintain web applications using ASP.NET (C#) and modern front-end technologies (e.g., HTML, CSS, JavaScript, React/Angular). … security protocols into applications. Assist in the design and validation of firewall rules and ACLs , ensuring secure access to application modules. Translate security and compliance requirements into front-end behavior and access control logic. Troubleshoot issues related to application-layer firewall conflicts and rule enforcement. Work closely with DevOps/network teams on deployment, access, and More ❯

months Description VISITOR_PRIVACY_METADATA Duration 6 months Description elfsight_viewed_recently Duration Less than a minute Description Description is currently not available. Powered by Junior Front-End Developer (Part-Time) About Us Klatch is one of the fastest-growing marketing agencies in the health & wellness sector, with an incredible 265% growth … excellence is reflected in everything we do, from optimising website experiences to delivering outstanding campaign results. We're growing fast and looking for a Part-Time Junior Front-End Developer to help own and improve client websites and shape new Klatch products . If you're eager to make a … visible impact and grow your skills, you'll fit right in. The Role We're hiring a Junior Front-End Developer to help us ship fast, accessible and performant web experiences, primarily on WordPress. You'll work closely with the Founder, channel managers (SEO, PPC) and project managers, gaining hands-on experience More ❯

Job Title Front-End Developer Location: Hybrid/Remote (UK-based) Contract Type: Contract (Outside IR35) Day Rate: £425-£450/day Clearance Required: Active SC Clearance Overview: We're partnering with a leading public sector organisation to deliver a key data-driven programme and are looking for an experienced Front … sector initiatives, contributing to the design and development of intuitive and responsive user interfaces in a collaborative, forward-thinking environment. Key Responsibilities: Develop, test, and maintain responsive front-end applications using modern frameworks and technologies. Collaborate closely with UX/UI designers, back-end developers, and data teams to deliver seamless digital experiences. Ensure … code quality through best practices including testing, reviews, and documentation. Integrate front-end components with AWS-based services, including Lambda. Participate in Agile ceremonies and contribute to sprint planning, estimations, and retrospectives. Work within the constraints and standards expected in secure, SC-cleared environments. Essential Skills & Experience: Proven front-end development experience More ❯

We are a global digitalconsultancy specialising in AI, cloud, data, and digital product engineering ,delivering transformation at scale for clients in the UK, EU, and NorthAmerica. Our front-end developers are integral to our mission of deliveringseamless user experiences while maintaining technical excellence andoperational efficiency. Requirements Key Responsibilities Lead the development of complex user interfaces using … management strategies in alignment with our design systems andcoding standards. Collaborate closely with UX/UI designers totransform Figma prototypes into pixel-perfect, responsive web interfaces. Integrate front-end applications with RESTful APIsand GraphQL endpoints, ensuring robust data handling and error management. Participate in code reviews , provideconstructive feedback, and uphold high standards of code quality and … in applications, ensuring optimal load times and responsiveness acrossdevices. Mentor and support junior developers within theteam, fostering a culture of knowledge sharing and continuous improvement. Contribute to front-end build tooling and CI/CDpipelines , ensuring efficient developer workflows. Ensure compliance with accessibility (WCAG)standards across all interfaces. Proactively participate in sprint More ❯

About us At Jigsaw, we're on a mission to transform the way professional services and financial institutions work. We do this by helping our clients organise, visualise and use their data (think Figma or Canvas but for the 'City More ❯

Location: Loughborough - 1 day in office every 6 weeks (mostly remote) Salary: £50,000 Sponsorship: Not specified We are looking for a skilled Front-End Developer to join a fast-growing, VC-backed deep-tech university spin-out focused on transforming transport data intelligence through cutting-edge agentic AI. This role offers … the chance to lead front-end development on a cutting-edge platform used by leading city authorities and transport operators globally, working closely with AI experts and back-end developers. Key Responsibilities: Lead front-end development using React and Tailwind CSS Collaborate with back-end developers integrating Node.js … APIs and AI services built in Python Deliver an intuitive, responsive, and visually appealing user experience Contribute to front-end architecture and technology decisions Work in an agile environment to rapidly iterate on features and respond to user feedback What We're Looking For: 2-5 years professional front-end development experience More ❯

days a week on site 6 Months contract Inside IR35 The ideal candidate will have a background in public sector We're seeking a talented and experienced Front-End Developer to join a large-scale government digital service project. You'll be at the forefront of building modern, scalable, and high-performance … user interfaces using React and Next.js, while ensuring compliance, security, and accessibility in a government-focused environment. Key Responsibilities Develop & Maintain Front-End Applications: Build and enhance modern web apps using React and Next.js. Server-Side Rendering (SSR) & API Integration: Implement SSR and integrate APIs effectively using Next.js. Collaborate Across Teams: Work closely with … Design System and its components. Authentication Flows: Knowledge of authentication flows like NextAuth or OAuth2. Performance Optimisation: Understanding of techniques such as lazy loading and image optimisation. Front-End Security: Awareness of front-end security practices (e.g., XSS, Content Security Policies). MUI (Material-UI): Experience with MUI React component library. End 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 ❯

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 ❯

Select how often (in days) to receive an alert: Front-end Software Developer Location: Ireland - Pivot Ireland Hatfield Job-ID: 213484 Contract type: Standard Business Unit: System Engineering & Technicians Life on the team We are seeking a highly skilled Software Developer to join our Innovative Platforms team to … scalability. Conduct code reviews and contribute to a culture of continuous improvement. Engage with clients to understand and refine UI/UX requirements. Stay current with emerging front-end technologies and best practices. What you'll need At least 5 years of experience in front-end development with a strong focus on More ❯

Job Opportunity: Front-End Java Developer We are currently seeking a Front-End Java Developer with a minimum of 3 to 5 years of experience. The candidate will be responsible for developing a global digital marketing platform aimed at providing customers with a comprehensive … worldwide scale. The ideal candidate will possess strong expertise in CSS, HTML, JavaScript, and Angular. They should be a high-performing individual with hands-on experience in front-end development. This position involves collaborating with an experienced technologist to carry out front-end development tasks for sites transitioning to the Marketing Cloud. More ❯

Front End Web Developer - Design & Engineering - Barton Le Clay - Bedfordshire - Salary: £30,000. Hello Recruitment is pleased to be recruiting a Front End Web … Developer for an innovative and progressive design and engineering business based in Barton Le Clay. The client has a project involving Front-end development of a single-page web application using Angular or React and Three.js. You would need to create user-friendly UI/UX designs and translate them … into maintainable code with documentation. A bachelor's degree in Computer Science, or a related field, with experience as a Front-End Developer and proficiency/knowledge of the following would be key: HTML5, CSS3, JS, TypeScript, Rust, Python React, Angular or another popular web framework Three.js, WebGPU, OpenGL RESTful APIs and More ❯

Based in the heart of Manchester, Grace Media and the Betable Group is a team with knowledge and dedication to online gaming running through its DNA. It is responsible for delivering top-class online gaming experiences for customers of over More ❯

you'll be doing: Building responsive, high-quality web applications and user interfaces using HTML, CSS and JavaScript Translating design mock-ups and wireframes into accessible, functional front-end features Collaborating with back-end teams to ensure seamless integration of APIs and data services Testing, debugging and maintaining code to ensure usability across devices … and browsers Staying current with front-end development tools, trends and frameworks Participating in code reviews and contributing to continuous improvement within the team Supporting the adoption of new digital capabilities across Defence environments Working in a fast-paced, agile team to solve real-world user challenges What we're looking for: UK Developed Vetting (DV … clearance is essential Experience as a Front-End Developer with a strong portfolio of front-end applications Proficiency in HTML, CSS and JavaScript, including modern frameworks such as React, Angular or Vue.js Understanding of responsive design and cross-browser compatibility Familiarity with version control (Git) and front More ❯

you'll be doing: Building responsive, high-quality web applications and user interfaces using HTML, CSS and JavaScript Translating design mock-ups and wireframes into accessible, functional front-end features Collaborating with back-end teams to ensure seamless integration of APIs and data services Testing, debugging and maintaining code to ensure usability across devices … and browsers Staying current with front-end development tools, trends and frameworks Participating in code reviews and contributing to continuous improvement within the team Supporting the adoption of new digital capabilities across Defence environments Working in a fast-paced, agile team to solve real-world user challenges What we're looking for: UK Developed Vetting (DV … clearance is essential Experience as a Front-End Developer with a strong portfolio of front-end applications Proficiency in HTML, CSS and JavaScript, including modern frameworks such as React, Angular or Vue.js Understanding of responsive design and cross-browser compatibility Familiarity with version control (Git) and front More ❯

Office travel - Hybrid (3 Days a week in the office) Location - Central London Salary - £80,000 - £90,000 + Benefits Infinite Talent has partnered with a renewable energy start-up backed by a global business to recruit for two Front More ❯

Salary: £60,000 per year Requirements: At least 3 years of hands-on experience with TypeScript and React Familiarity with libraries like MobX, Zustand, or similar (desirable) A keen eye for UI/UX design (plus) Ability to learn new More ❯

Our client is hiring a talented Software Engineer to join their team. The successful candidate will have expertise in React and/or full stack and will be responsible for developing and maintaining high-performance, scalable, and secure More ❯