high quality code Optimising components for maximum performance across a vast array of web-capable devices and browsers Skills Strong proficiency in JavaScript, including DOM manipulation and the JavaScript objectmodel Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also More ❯
frontend components with backend services and monitoring tools. Follow data-driven approaches to iterate and improve features. What You'll Bring Proficiency in JavaScript, DOM manipulation, and the JavaScript object model. Experience with React.js, including hooks, components, and state management. Familiarity with React libraries like Redux, React Router, and Context More ❯
Manchester Area, United Kingdom Hybrid / WFH Options
Capgemini
SVN/CVS/Git/Gerrit), Jira, Confluence, Jenkins Proven experience as a ReactJS Developer or similar role Strong proficiency in JavaScript, including DOM manipulation and the JavaScript objectmodel Experience with popular ReactJS workflows (such as Flux or Redux) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms More ❯
to write complex user interfaces using these languages. This includes knowledge of programming concepts, design patterns,, data structures, algorithms, and UI components or HTML DOM Strong understanding of the browser box model, CSS flexbox, grid and layering and layout Version controlling code with Git Effective communication skills through written reports More ❯
including with D3.js Experience with continuous integration, test automation, and monitoring You must have the following skills: Strong proficiency in JavaScript, CSS, HTML including DOM manipulation and the JavaScript objectmodel Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end More ❯
Nottingham, England, United Kingdom Hybrid / WFH Options
Arden Resourcing Limited
Experience with CSS and CSS pre-processor like SASS or LESS Familiarity with CSS Frameworks such as TailwindCSS and Bootstrap Proficient in JavaScript, including DOM manipulation Experience in building ecommerce websites preferable but not essential Understanding of React and its core principles Experience with React workflows Familiarity with the newer More ❯
. Windows Development (e.g. Windows 7 Embedded, Windows 10, Windows Server 2012 R2, 2014, 2016). XML (including XSLIT, DOM, SAX) JavaScript AngularJS REACT ASP.NET MVC Encryption & Authentication (e.g. SSL) HTML 5 SQL (e.g. Microsoft SQL Server 2012, 2014, 2016). WiX Python Linux Education: Bachelor or Master degree in More ❯
London, England, United Kingdom Hybrid / WFH Options
BlackBridge
Figma/Sketch, Photoshop) Good knowledge of best practice UX/UI Excellent grasp of HTML and CSS Solid grasp of modern JavaScript and DOM frameworks Experience with git Great research and problem-solving skills Ability to visualise original designs in response to a client brief Excellent organisational and communication More ❯
the LAMP stack Good knowledge of HTML 4 and 5 Understanding of CSS cascading, specificity, inheritance, floating, and positioning Experience with JavaScript, AJAX, and DOM manipulation Experience with unit and functional testing Knowledge of application containerization with Docker Excellent problem-solving skills Desirable: Enterprise level/ERP application development experience More ❯
align on design and implementation. Sharing your expertise to help evolve best practices and technical standards. Staying mindful of performance (HTTP requests, caching, rendering, DOM manipulation, etc). Testing across multiple browsers and devices, including smartphones and tablets. Supporting operational delivery sessions and contributing technical insights. Participating in peer reviews More ❯
London, England, United Kingdom Hybrid / WFH Options
trilitech
need Previous experience in developing user-facing web applications with React.js, including familiarity with its core principles such as components, reactivity, and the virtual DOM Proven skills with React tools including React.js, Webpack, Enzyme, Redux, and React Router Additional experience with modern frontend technologies (HTML5, CSS3, Node.js) and CSS preprocessors More ❯
the ecosystem differences. Familiarity with RESTful APIs and mobile libraries for networking. Experience with performance and memory tuning tools. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. More ❯
the ecosystem differences. Familiarity with RESTful APIs and mobile libraries for networking. Experience with performance and memory tuning tools. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. More ❯
the ecosystem differences. Familiarity with RESTful APIs and mobile libraries for networking. Experience with performance and memory tuning tools. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. More ❯
Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies JavaScript, HTML, CSS for core UI builds Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases Git-based version control in Visual More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Prism Digital
Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies JavaScript, HTML, CSS for core UI builds Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases Git-based version control in Visual More ❯
Developer building modular commercial solutions, ideally with knowledge in one or more of Angular 17+, Typescript, Golang, PostgreSQL. Knowledge of HTML, CSS, SCSS, advanced DOM manipulation, cross-browser and cross-device development. Experience with one or more of the following: RESTful APIs, gRPC, or relational modelling. Experience with test automation More ❯
Core JavaScript coding NodeJS HTML5 CSS3 Key Skills required: Node.JS Development Javascript Variable scoping Event handling and Event delegation JSON parsing and looping Promises DOM manipulation HTML Semantic Markup Accessibility SEO friendly markup CSS Positioning Flex layout Basic idea of CSS preprocessors like LESS/SCSS This is a More ❯
workshops. Qualifications and Key Skills Education: Bachelor of Science in Computer Science from a Tier 1 University. Proficiency: Strong skills in HTML/CSS (DOM, CSS selectors, JS events). Responsive Design and Testing: Experience with responsive design and unit testing. Database Skills: Strong understanding of PostgreSQL/SQL, including More ❯
London, England, United Kingdom Hybrid / WFH Options
smart.co
improving how your team works. We’re Looking For Someone With Hands-on Experience In Core web technologies – JavaScript (ES6+), HTML, CSS, and the DOM Modern React – You’re comfortable with hooks, component composition, and managing state TypeScript – You use types to write safer, more predictable code Remix or Nextjs More ❯
London, England, United Kingdom Hybrid / WFH Options
Capgemini
something isn't working. Help improve the development and automation processes for build and release of software. A strong background in JavaScript (ES6 & TypeScript), DOM scripting, Node.js. Experience in testing JavaScript code and React component (e.g. Jest, Cypress). Experience with modern, CSS(3) styling and layout (framework agnostic) including More ❯
Middlesbrough, England, United Kingdom Hybrid / WFH Options
Salesfire UK
coding standards. Work alongside our design team to produce fast and easy-to-use interfaces. The skills you’ll need Full knowledge of the DOM, new HTML5 constructs, and CSS3. Experience with Single Page Application development. Knowledge of the latest SaaS technologies. Proficient in developing features and creating fulfilling user More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
and best practices across the stack. The Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases Git-based version control in Visual More ❯
implement and troubleshoot various marketing pixels (e.g. Facebook, LinkedIn) Strong proficiency in JavaScript, HTML, and other web technologies relevant to tracking implementation (e.g., dataLayer, DOM manipulation) Familiarity with data manipulation and analysis using spreadsheet software (e.g., Google Sheets, Excel) SQL skills for data extraction, manipulation, and analysis (for debugging and More ❯
XSL-FO output required. Experience in troubleshooting errors in XML input data (markup errors, significant/insignificant whitespace). Familiar with XML Schema/DOM, XPath, XQuery, and XSLT processors. Extensive experience in generating XSL-FO code for printing technical publications in PDF. Extensive experience in generating HTML/CSS More ❯