1 to 25 of 160 Permanent Front End Web Developer (Client-Side Developer) Jobs

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 … services. We 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. … 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 More ❯

Vue, Nuxt) A leading retailer are building a brand new Front End Team and are looking for accomplished Senior Front-End Developers (Vue, Nuxt) to help shape the future of their website offering. This is a high-impact role where engineering excellence meets design … full stack engineers, and platform partners to deliver polished, accessible, and scalable interfaces that set the standard for luxury ecommerce. Responsibilities * Implement scalable, secure, performant and accessible front-end solutions using HTML, CSS and modern frameworks (e.g. Vue 3, Nuxt 3, TypeScript). * Translate UX designs and prototypes into production-ready code … with pixel-perfect precision. Integrate front-end components with APIs and backend services, ensuring seamless data flow and performance. * Champion front-end best practices, including testing, CI/CD, performance optimisation, and accessibility compliance. * Conduct code reviews, pair programming, and technical mentoring for junior More ❯

Developer Sheffield Full time, Permanent. £35,000 - £50,000 DOE Monday – Friday We are hiring a UX Front-End Developer to help us deliver accessible, high-performance web applications. You … bag sessions on best practices (e.g. Git workflows, VS Code tips, performance tuning). Supporting less experienced developers through guidance and feedback. Staying up to date with front-end frameworks, tools, and design system trends. Proposing practical improvements to enhance our developer experience and … modern syntax. React (functional components and hooks): Real-world applications and component libraries. Bootstrap 5: Skilled in custom theming and utility classes. .NET (C#) & ASP.NET Core: Integrated front-end/back-end projects. TypeScript: Experience delivering fully typed React applications. State management: Redux, Context API, or similar—used More ❯

Front End Developer - FinTech - Newcastle (Tech stack: Front End Developer, React, TypeScript, Websockets, SignalR, Containers, Orchestration, UX, Usability, Programmer, Developer, Architect, Front End Developer) Our client is a cutting-edge FinTech company with a reputation for innovation and excellence. They design and build advanced trading and analytics platforms used globally by some … shape the future of their products. The successful candidate will bring: A 2:1 or higher degree in Computer Science (essential). Strong recent experience with modern front-end frameworks, particularly React, alongside TypeScript. Background working with real-time communication tools such as Websockets or SignalR. Familiarity with containerisation and orchestration platforms. More ❯

Ensure accessibility and semantic HTML standards are met. Optimise front-end performance, applying modern best practices. Implement client-side authentication flows and manage secure sessions. Write and maintain front-end tests covering key user journeys. Own … and maintain front-end tooling and collaborate closely with backend developers, designers and PMs. Skills & Experience: Strong experience with .NET WebForms (pages, controls, lifecycle) and ASP.NET MVC/Razor views. Proficiency in React (ideally TypeScript) including components, hooks, and state management. Deep understanding of HTML5, CSS3, modern JavaScript/TypeScript, responsive design … semantic markup, and ARIA. Knowledge of performance tuning techniques including lazy loading, code splitting, and asset optimisation. Experience consuming secure REST APIs from the browser. Familiarity with front-end testing frameworks such as Jest, React Testing Library, Playwright or Cypress. Solid understanding of modern front-end More ❯

Healthjump is looking for a positive, energetic, enthusiastic, creative Front End Web Developer/Designer to join us in our mission to make healthcare data usable and valuable! Position Details: Our company is based in Center City, Philadelphia. As our … Web Developers/Designers to make our product more feature rich and intuitive, so we've made a commitment to expanding the front-end of Healthjump. We have a great office space with all you can drink FREE locally sourced coffee and beer on tap. We are … facing reporting Make updates to homepage and marketing website Work with Marketing Department to develop sales support materials Requirements to be considered for hire: 2+ years of front-end website development experience 2+ Years of extensive up-to-date, in-depth knowledge and proven development experience of modern HTML and CSS 2+ 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 design and develop new features and enhancements on the core product that uses Artificial Intelligence to harness knowledge for strategic advantage. You'll work alongside a talented team contributing ideas, collaborating with designers and prototyping More ❯

Senior Front-End Developer, React.js, Hybrid, COR7367 Are you an experienced Front-End Developer with React.js expertise looking for your next challenge? Join a forward-thinking team driving … innovation in AI-powered solutions. The Role As a Front-End Developer, you’ll design and build responsive, scalable, and intuitive user interfaces using React.js and modern JavaScript frameworks. Working closely with back-end teams, you’ll ensure seamless API … effectively in an agile setting Next Steps Ready to take the next step in your career? Apply now and play a key role in shaping cutting-edge front-end solutions! Front-End Developer, React.js, Hybrid, COR7367 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 … 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 client dashboards and portals using React, there's approximately 70-80% Greenfield development. You'll collaborate with backend engineers to build complex financial products in a technology driven environment with lots of learning and self More ❯

join our growing technology team and help build, support, and evolve our market-leading platform. Working with product owners and architects, you'll be instrumental in defining front-end solutions that are maintainable, scalable, and user-focused. Develop and maintain high-quality front-end … and SPA, composable UI, and UX best practices. Collaborate closely with back-end developers, product owners, and architects to implement APIs and integrate front-end functionality. Coach and mentor colleagues, sharing your knowledge and leading by example. Contribute to testing strategies, including unit, integration, and end … work on a platform serving millions of users, supporting 20+ airports and 35+ airline marketplace distributions over the next five year About you You are a senior front-end developer who thrives in a collaborative, innovative environment. You are: Curious and eager to learn More ❯

Mid-Level Full Stack Developer (70% Front-End/30% Back-End) Location: Hybrid (2-3 days in-office, remainder remote) Salary Range: £55,000 - £65,000 DOE About the Role We are looking for a mid-level Full Stack … Developer with strong front-end expertise and solid back-end experience to join our growing engineering team. While the role leans towards front-end (React, TypeScript, JavaScript), we need someone who can … also contribute meaningfully to the back-end (Node.js, databases, serverless functions). This is not a "pure stack specialist" role - we value adaptable engineers who can work across a variety of technologies and focus on solving problems for customers rather than being tied to one framework or version. What You'll Do Build, maintain, and optimise More ❯

Mid-Level Full Stack Developer (70% Front-End/30% Back-End) Location: Hybrid (2-3 days in-office, remainder remote) Salary Range: £55,000 - £65,000 DOE About the Role We are looking for a mid-level Full Stack … Developer with strong front-end expertise and solid back-end experience to join our growing engineering team. While the role leans towards front-end (React, TypeScript, JavaScript), we need someone who can … also contribute meaningfully to the back-end (Node.js, databases, serverless functions). This is not a "pure stack specialist" role - we value adaptable engineers who can work across a variety of technologies and focus on solving problems for customers rather than being tied to one framework or version. What You'll Do Build, maintain, and optimise More ❯

with ASP.NET MVC views and React components. Build and refine React features: components, hooks, routing, forms, error boundaries, and user flows. Consume ASP.NET Core APIs from the front-end: data fetching, caching, optimistic updates, and resilient error handling. Create and maintain a reusable component library/design system; manage CSS architecture (e.g. … and keyboard navigation. Optimize front-end performance: code splitting, lazy loading, asset/image optimization, CSS. Handle client-side auth flows (e.g., OIDC via library), protected routes, and session state in the UI. Write and maintain front-end tests. Own front-end tooling. Collaborate with back-end developers on API contracts and with designers/PMs on UX acceptance criteria. Required Skills & Qualifications : Extensive experience with UI on .NET stacks, including maintaining ASP.NET WebForms UIs and authoring ASP.NET MVC/Razor views. More ❯

HTML CSS Front End Developer - £30-40k Crawley - 2 days per week in office My global media & marketing client requires a talented and motivated Front End Developer to join them supporting the evolution of Front End development across various digital products to ensure designs are seamlessly implemented. Duties: - Participating in Front End development within an international B2B business, converting designs into clean, semantic … visual design and technical functionality. - Testing and debugging designs to ensure seamless performance and adherence to accessibility standards (eg WCAG compliance) - Optimising website performance to meet Core Web Vitals benchmarks. HTML CSS Front End Developer - £30-40k Crawley More ❯

m/f/d) Your Responsibilities : Assist in designing, developing, and deploying user-friendly web interfaces Support the creation and maintenance of front-end components Integrate front-end functionalities with existing systems and third-party APIs Participate in testing … debugging, and optimizing front-end code Collaborate with cross-functional teams to implement new features Stay updated on latest front-end technologies and industry trends Profil Your Profile: Around 1 year of software development experience, preferably with front-end exposure Foundational skills in HTML, CSS, JavaScript Eagerness to learn modern front-end frameworks (React, Angular, Vue.js) Strong analytical and problem-solving abilities Ability to work independently and manage time effectively in a remote setting Must operate under a Limited Company Fluent in English (working language) German intermediate More ❯

Front-End Web Developer (WordPress & Bricks Builder Specialist) Manchester, M1 (Hybrid: MonWed Office, ThursFri Home) £30,000 £35,000 DOE + Flexible Working + Pension Why Apply? This is a fantastic opportunity to join a growing digital team where your … creativity and technical skills will directly shape the online presence of a dynamic business. Youll be working on high-impact web projects using cutting-edge tools like Bricks Builder and ACF, with the freedom to innovate and collaborate across departments. If youre passionate about building beautiful, functional websites and want to work in a flexible, supportive … marketers, and content creators Troubleshoot and resolve technical issues across themes and plugins Optimise websites for speed, SEO, and mobile responsiveness Skills & Experience Proven experience as a Front-End Web Developer (WordPress) Strong knowledge of Bricks Builder and ACF Proficiency More ❯

Front End Developer (Mid-Level) Hybrid working 2 - 3 days in Southampton, Hampshire VueJS, Javascript, UI/UX Our client is a fast-growing, founder led, digital healthcare company experiencing rapid growth.They are looking for a Mid-Level Front End Developer to work with the Lead Front End Developer to help strengthen the development and delivery team. Within the space of 4 years the business has developed … home testing service, capitalised on changing market demands and launched a new healthcare product experiencing significant and rapid growth in subscriber numbers. Essential Criteria: Professional experience in front end development. Experience with Vue.js - or strong transferable skills from Svelte. Comfortable working both with and without Figma files Strong eye for UI/ More ❯

Applied Research Solutions is seeking a full-time Jr. Front End Web Developer (With Artificial Intelligence experience/desire) located at Wright Patterson Air Force Base, Ohio to support the Air Force Institute of Technology's (AFIT) Cyberspace Technical Center …/life balance. ARS employees are motivated through our industry competitive benefits package, our awards and recognition program, and personalized attention from ARS Senior Managers. Responsibilities include: Front end code development and maintenance Design scalable data architectures to support AI/ML workloads. Integrate AI solutions via APIs into enterprise systems. Build … and batch data. Other duties as assigned Desired Experience: Strong Java/Javascript background; familiarity with Python Familiarity with ML frameworks Experience with cloud platforms Familiarity with Web Applications Knowledge of APIs, data integration, and orchestration tools Familiarity with containers and Kubernetes is a plus. Understanding of data governance, security, and compliance (esp. in regulated environments More ❯

HTML CSS Front End Developer - £30-40k Crawley - 2 days per week in office My global media & marketing client requires a talented and motivated Front End Developer to join them supporting the evolution of frontend development across various digital products to ensure designs are seamlessly implemented. Duties: - Participating in front-end development within an international B2B business, converting designs into clean, semantic, and responsive HTML/CSS/SCSS code. - Contributing to the implementation … visual design and technical functionality. - Testing and debugging designs to ensure seamless performance and adherence to accessibility standards (e.g. WCAG compliance) - Optimising website performance to meet Core Web Vitals benchmarks. HTML CSS Front End Developer - £30-40k Crawley More ❯

Support (MASS) program in Bellevue, NE. This role involves enhancing and modernizing advanced targeting software used by USSTRATCOM for strategic deterrence and war planning. The position includes front-end development, deployment automation, and CI/CD pipeline management in a secure Agile DevOps environment. Salary Range: $83,200 - $124,800/year … Final compensation is based on experience, education, skills, and current market conditions. Key Responsibilities: Design, develop, and maintain front-end components using Angular or React Support deployment automation using Jenkins, Ansible, and containers Participate in CI/CD pipeline development and maintenance Conduct unit and integration testing, code reviews, and defect remediation … and secure software development Ability to quickly understand and enhance existing software solutions Interview Process: In-person interview with defense integrator hiring team Topics include resume walkthrough, front-end development experience, deployment tools, Agile practices, and clearance eligibility TEKsystems Benefits Include: Medical, Dental, Vision Insurance 401(k)/Roth Retirement Plans Life More ❯

to develop and deploy critically needed capabilities that address our customers' most pressing national security requirements. WHAT YOU'LL DO: Anduril's AIS team is seeking experienced front-end web developers to build out the software ecosystem supporting next-generation hardware platforms powered by cutting edge System-on … Chip devices. Design and develop front end web-based UIs that are rigorously tested and validated. Required Qualifications: Proficiency with TypeScript and CSS/SCSS Experience with React and related app development libraries, such as Redux Toolkit and Material UI Experience with front-end … as state management and concurrency Currently possesses and is able to maintain an active U.S. Secret security clearance, at a minimum. Preferred Qualifications: Full stack and back-end server code implemented in C, C++, Rust languages Experience with embedded platforms Experience implementing authentication and authorization Strong focus on security and maintainability 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. … 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 … of React.js and its core 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 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. … 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 … of React.js and its core 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 More ❯

Freelance Front End Developer role Inside IR35 - £350-400 per day 2-4 weeks (UK based applicants only) My client is an internal creative agency, they are looking for a freelance Front End … and possibly November, please note that the contract is Inside IR35. They are a large internal agency that do some really cool projects and they need a Front End Developer who can work under their own steam on projects that may have been started … framework experience • Excellent HTML/CSS/Bootstrap or Tailwind Skills • Experience with working with CMS driven content - they use Hygraph • Building Accessible and Multilingual Websites and Web apps • Strong knowledge of Git processes and best practices Desirable Skills • Experience working within UX and creative UI roles • Experience managing project delivery targets • Experience working with back 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 … 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 … experience you will work an environment that rewards dedication, hard work and getting stuck right in. They use React, , TypeScript & Tailwind CSS to build highly scalable, performant Web Frontend systems for their SaaS platform that provides extremely customisable reporting services on many Terabytes of data every single day for each customer. There are opportunities to work More ❯