frontend best practices in areas such as performance optimization, code quality, testing (React Testing Library, Jest, etc.), accessibility, and maintainability. Drive improvements and innovation in ourfrontend architecture, tooling (NPM, Webpack, Vite), and development processes. Technologies We Use Languages & Frameworks: JavaScript (ES6+), TypeScript, React, Next.js, Redux, HTML5, CSS3/SCSS Testing: React Testing Library, Jest, Cypress (or similar) Build & Tooling: NPM … Webpack, Vite (or similar modernbundlers), Babel DevOps & Tools: AWS (S3, CloudFront, etc.), GitlabCI/CD, Git Backend Interaction: RESTful APIs (from Grails/Java services) Qualifications Must haves: 5-7+ years of proven track record in frontend development, with a strongportfolio of building complex, scalable web applications using JavaScript, CSS, and HTML. Expert-level experience with React, Next.js, and … technical design discussions, collaborate effectively with UI/UX, andtranslate complex requirements into technically feasible and elegant designs. Deep experience setting up, configuring, and optimizing modern JavaScript applicationtooling (NPM, Webpack, Babel, linters, etc.). Strong experience and passion for working with ourevolving stack and tools, including modern JavaScript/TypeScript and frontend frameworks. Proven ability to quickly learn and masternew More ❯
first development. Experience with state management libraries (Redux, Vuex, Zustand, or similar). Familiarity with RESTful and GraphQL API integration. Experience with front-end build tools and module bundlers (Webpack, Vite, Parcel, etc.). Knowledge of performance optimization techniques for web applications. Understanding of SEO best practices for modern front-end development. Experience with testing frameworks (Jest, Mocha, Cypress, Playwright More ❯
Hampshire, England, United Kingdom Hybrid / WFH Options
Shaw Daniels Solutions
first development. Experience with state management libraries (Redux, Vuex, Zustand, or similar). Familiarity with RESTful and GraphQL API integration. Experience with front-end build tools and module bundlers (Webpack, Vite, Parcel, etc.). Knowledge of performance optimization techniques for web applications. Understanding of SEO best practices for modern front-end development. Experience with testing frameworks (Jest, Mocha, Cypress, Playwright More ❯
HTML5, CSS and CSS preprocessors (Sass) Automated TDD and BDD approaches using frameworks like Cypress, Jest, Jasmine, Mocha or Chai with Protractor and Karma Package managers (NPM or Yarn) Webpack node.js is a big plus as we tend to build our facades in it Version control using Git with Github or GitLab Web development with API-feed data We are More ❯
HTML5, CSS and CSS preprocessors (Sass) Automated TDD and BDD approaches using frameworks like Cypress, Jest, Jasmine, Mocha or Chai with Protractor and Karma Package managers (NPM or Yarn) Webpack node.js is a big plus as we tend to build our facades in it Version control using Git with Github or GitLab Web development with API-feed data Progressive Web More ❯
such as SASS or LESS Strong HTML5 and CSS3 layout and styling skills Experience with component-based architecture and design systems Strong experience working with NPM/Yarn, bundlers (Webpack/Vite), and build tools Experience writing and maintaining unit tests (Jest, Mocha, Jasmine, etc.) Comfortable working with RESTful APIs Experience integrating with design/UX tools (e.g., Figma, Adobe More ❯
server-side rendering and API creation. Deep knowledge of HTML5, CSS3, and responsive web design principles. Experience with advanced front-end tools and concepts such as CSS-in-JS, Webpack Module Federation, progressive web apps (PWA), and frontend performance optimization. Familiarity with state management libraries (e.g., Redux, MobX) and client-side routing. Understanding of web performance optimization techniques and tools. More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Futuria
adopting new technologies to improve UX/UI Desirable: Familiarity with Tailwind CSS or Material-UI Version control expertise with Git and collaborative workflows Knowledge of build tools (e.g., Webpack, Vite) Understanding of UI/UX principles to enhance usability and aesthetics Experience with Node.js and cloud-based infrastructure Ability to build dynamic dashboards and complex interactive UIs Familiarity with … preprocessors (Sass, LESS) and build tools (Webpack, Gulp) Experience with testing frameworks like Jest or Mocha Strong skills in optimizing front-end performance Success Metrics Deliver high-quality, responsive UI components that elevate the overall user experience Maintain a clean, efficient, and high-performing front-end codebase with minimal bugs Collaborate effectively across design, front-end, and back-end teams More ❯
adopting new technologies to improve UX/UI Desirable: Familiarity with Tailwind CSS or Material-UI Version control expertise with Git and collaborative workflows Knowledge of build tools (e.g., Webpack, Vite) Understanding of UI/UX principles to enhance usability and aesthetics Experience with Node.js and cloud-based infrastructure Ability to build dynamic dashboards and complex interactive UIs Familiarity with … preprocessors (Sass, LESS) and build tools (Webpack, Gulp) Experience with testing frameworks like Jest or Mocha Strong skills in optimizing front-end performance Success Metrics Deliver high-quality, responsive UI components that elevate the overall user experience Maintain a clean, efficient, and high-performing front-end codebase with minimal bugs Collaborate effectively across design, front-end, and back-end teams More ❯
TypeScript skills. Deep understanding of HTML5, CSS3 and responsive web design principles. Hands-on experience with build tools and modern development pipelines, including at least two of the following: Webpack, Babel, Vite, ESLint, Prettier, etc. Experience working in secure, On-Premise environments (closed networks). Nice to Have Exposure to CI/CD pipelines and DevOps processes for frontend (GitLab More ❯
Kubernetes Front-end skills Experience of using at least one of these JavaScript frameworks to create modern front-ends - React.js, Angular or Vue HTML, CSS, JavaScript (ES6) or TypeScript Webpack or Gulp A client-side Unit Testing framework e.g., Mocha or Jest Other technical skills API Management and Documentation (Swagger.io, I/O Docs) Experience with high scale, highly transactional More ❯
London, England, United Kingdom Hybrid / WFH Options
Naptha AI
with WebSocket, GraphQL, REST APIs or similar technologies for real-time data handling Experience with data visualization libraries (D3.js, Chart.js, Three.js, etc.) Knowledge of frontend build tools and workflows (Webpack, Vite, npm, yarn) Strong problem-solving skills and ability to work in a fast-paced startup environment Excellent communication skills and ability to collaborate with cross-functional teams Passion for More ❯
Working knowledge of any major UI framework (React, Angular, Vue, etc.) • Strong proficiency in using HTML5 • Strong proficiency in using CSS/Sass/Less • Use of web bundlers (Webpack, Parcel etc.) • Experience using Git • Experience using Unix based environments • Has an eye for what looks good • Self-starter with the desire to learn and improve. • Fluent in English (both More ❯
on experience in React.js and Next.js. • Solid understanding of front-end technologies such as HTML5, CSS3, and responsive design principles. • Experience with modern build tools and package managers like Webpack, npm, or Yarn. • Familiarity with RESTful API design and integration. • Experience with version control systems, particularly Git. • Strong problem-solving skills, attention to detail, and a proactive attitude. • Excellent communication More ❯
London, England, United Kingdom Hybrid / WFH Options
ZILO™
Experience with state management libraries such as Redux or MobX Familiarity with RESTful APIs and asynchronous data fetching Knowledge of modern front-end development tools and frameworks such as webpack, babel, and npm Experience with version control systems such as Git Demonstrated ability to effectively use AI tools (e.g., GitHub Copilot, ChatGPT, AI-powered testing and linting tools) to accelerate More ❯
trading platform meets all the security and audit requirements Your skills and experience Typescript, JavaScript, React, HTML/CSS, NodeJS, Java 8, Vert.x, Linux Jira, Confluence, Git, NPM, Yarn, Webpack, Teamcity/Jenkins, Artifactory Understanding of working in an Agile/DevOps environment Experience working in a development team Strong UI/UX, analytical and design skills Existing financial knowledge More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Radley James
trading platform meets all the security and audit requirements Your skills and experience Typescript, JavaScript, React, HTML/CSS, NodeJS, Java 8, Vert.x, Linux Jira, Confluence, Git, NPM, Yarn, Webpack, Teamcity/Jenkins, Artifactory Understanding of working in an Agile/DevOps environment Experience working in a development team Strong UI/UX, analytical and design skills Existing financial knowledge More ❯
Northampton, Northamptonshire, United Kingdom Hybrid / WFH Options
Adecco
or Context API). Solid understanding of RESTful APIs and backend integration. Expertise in HTML5, CSS3, and modern JavaScript (ES6+). Familiarity with front-end build tools such as Webpack and Babel. More ❯
Knutsford, Cheshire, United Kingdom Hybrid / WFH Options
Adecco
or Context API). Solid understanding of RESTful APIs and backend integration. Expertise in HTML5, CSS3, and modern JavaScript (ES6+). Familiarity with front-end build tools such as Webpack and Babel. More ❯
state management tools (e.g., Redux, Zustand, Pinia) and testing frameworks (e.g., Jest, Cypress, Playwright ). Comfortable working with design systems, accessibility standards (WCAG), and frontend build tools (e.g., Vite, Webpack). Excellent written and verbal communication skills. Bonus Qualifications Familiarity with DevOps culture and tooling (CI/CD pipelines, monitoring, containerization, etc.). Full stack development Knowledge of the dental More ❯
Northern Lincolnshire and Goole NHS Foundation Trust
experience in a relevant role Desirable Experience working in an Agile team Experience developing unit tests using JavaScript Experience working with relational databases Experience using development tools such as Webpack, Sass, Postman and others. 3 or more years of experience in a relevant role Disclosure and Barring Service Check This post is subject to the Rehabilitation of Offenders Act (Exceptions More ❯
UI Libraries such as Material UI or Ant Design. CSS pre-processors such as SASS and LESS Testing frameworks e.g. Jest Performance profiling and optimisation Build tools such as Webpack Code quality and governance tools such as Sonarqube. Responsive design and cross-browser compatibility Version control systems such as git i.e. gitlabs Agile development methodologies i.e. Scrum Strong communication and More ❯
standards. Key Skills & Experience: • Strong proficiency in TypeScript, JavaScript, React, HTML/CSS, Node.js. • Familiarity with backend technologies such as Java 8, Vert.x, Linux. • JIRA, Confluence, Git, NPM, Yarn, Webpack, TeamCity/Jenkins, Artifactory. • Demonstrable experience running a development team. • Experience in Agile/DevOps environments. • Excellent communication skills. • Strong UI/UX, analytical and design capabilities with a focus More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Impellam Group
proven experience in a similar role on a similar scale system • Expert knowledge of ES2015 • Proven experience with ReactJS • Experience writing middlewares in Node.js • Use of build tools, particularly Webpack • Unit and functional testing is a big bonus • Source Control using Git • CSS pre-processing with Sass • Significant plus if you’ve got any .NET experience • Experience working in an More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
MRJ Recruitment
Operate in a fast-paced, Agile environment (SCRUM/Kanban) where iterative delivery is key. Tech Stack Snapshot: HTML5, CSS/SCSS, Tailwind JavaScript (ES6+), React, Next.js Frontend tooling – Webpack, Gulp, linters Headless CMS experience (ContentStack or similar) UI Testing – Jest or related frameworks Version control, CI/CD exposure Strong appreciation for accessibility and cross-browser compatibility You’ll More ❯