1 to 25 of 134 npm Jobs in the UK

implement 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 … lead 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 More ❯

ngrx , redux) Advanced 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 More ❯

ngrx , redux) Advanced 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 More ❯

Experience with CSS preprocessors 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 More ❯

conducting code reviews, and maintaining high technical standards across the team. Collaborating across the business to ensure best practices and cross-functional alignment. Using tools like Webpack, Composer, and NPM to optimise workflows. Contributing to continuous integration and deployment improvements. Supporting the modernisation of our tech stack and development processes. We value a strong, in-person, team-driven culture where … experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver who performs well under pressure. Strong communication and collaboration skills. Passion for building scalable, maintainable applications. A commitment More ❯

conducting code reviews, and maintaining high technical standards across the team. Collaborating across the business to ensure best practices and cross-functional alignment. Using tools like Webpack, Composer, and NPM to optimise workflows. Contributing to continuous integration and deployment improvements. Supporting the modernisation of our tech stack and development processes. We value a strong, in-person, team-driven culture where … experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver who performs well under pressure. Strong communication and collaboration skills. Passion for building scalable, maintainable applications. A commitment More ❯

conducting code reviews, and maintaining high technical standards across the team. Collaborating across the business to ensure best practices and cross-functional alignment. Using tools like Webpack, Composer, and NPM to optimise workflows. Contributing to continuous integration and deployment improvements. Supporting the modernisation of our tech stack and development processes. We value a strong, in-person, team-driven culture where … experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver who performs well under pressure. Strong communication and collaboration skills. Passion for building scalable, maintainable applications. A commitment More ❯

GitHub for version control and collaboration. Testing and Debugging : Ability to write and maintain unit and integration tests. Experience with debugging tools and performance optimisation. Additional Tools : Familiarity with npm for package management and build processes. Understanding of DevTools for cross-browser testing and responsiveness. Soft Skills and Experience Experience : Minimum of 3-5 years in full-stack development, with More ❯

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 skills More ❯

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 and improve software More ❯

and MySQL for building performant web applications. Proficient with version control systems , especially GIT . Demonstrated experience integrating and working with APIs and package managers such as Composer and NPM . Ability to work with and modernise legacy codebases . Skilled in troubleshooting, debugging, and optimising system performance. Proven leadership and mentoring abilities , particularly in developing junior team members. Excellent … future-proof our technical infrastructure through stack modernisation and process optimisation. Quickly resolve bugs and technical challenges to ensure reliability and system uptime. Utilise tools like Webpack , Composer , and NPM to improve development workflows. Produce and maintain clear technical documentation to support team collaboration and knowledge sharing. General Responsibilities Ensure ongoing compliance with all internal policies and procedures. Contribute actively More ❯

and MySQL for building performant web applications. Proficient with version control systems , especially GIT . Demonstrated experience integrating and working with APIs and package managers such as Composer and NPM . Ability to work with and modernise legacy codebases . Skilled in troubleshooting, debugging, and optimising system performance. Proven leadership and mentoring abilities , particularly in developing junior team members. Excellent … future-proof our technical infrastructure through stack modernisation and process optimisation. Quickly resolve bugs and technical challenges to ensure reliability and system uptime. Utilise tools like Webpack , Composer , and NPM to improve development workflows. Produce and maintain clear technical documentation to support team collaboration and knowledge sharing. General Responsibilities Ensure ongoing compliance with all internal policies and procedures. Contribute actively More ❯

high across the board Modernise older systems and improve the tech stack as you go Troubleshoot issues quickly to keep things running smoothly Use tools like Webpack , Composer , and NPM to streamline your workflow Keep everything well documented for easy collaboration General Responsibilities Follow internal policies and help maintain a safe, compliant workplace Take part in team meetings, knowledge-sharing … Vue.js (or similar JavaScript libraries) Confident with HTML , SCSS , JavaScript , and MySQL Familiar with Git and version control best practices Comfortable integrating APIs and using tools like Composer and NPM Experience working with (and improving) legacy codebases Strong problem-solving and performance optimisation skills Experience leading projects and mentoring developers Good communicator and a team player Strong attention to detail More ❯

our credit 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 More ❯

our credit 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 More ❯

and compliance 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 More ❯

of professional experience in frontend development, with a strong portfolio of work using React.js and Redux in production environments. Expertise in modern JavaScript (ES6+) and frontend tooling (Webpack, Babel, NPM/Yarn). Solid understanding of REST APIs and asynchronous request handling. Strong command of responsive design principles, mobile-first development, and accessibility standards. Experience with version control systems (e.g. More ❯

design, including CSS frameworks such as Bootstrap or Tailwind Familiarity with RESTful APIs and integration of third-party services and APIs Proficiency with front-end build tools like Webpack, npm, and Yarn Expertise in version control systems, particularly Git, and collaboration platforms such as GitHub or GitLab Experience with TypeScript and familiarity with ES6+ features Strong understanding of accessibility standards More ❯

design, including CSS frameworks such as Bootstrap or Tailwind Familiarity with RESTful APIs and integration of third-party services and APIs Proficiency with front-end build tools like Webpack, npm, and Yarn Expertise in version control systems, particularly Git, and collaboration platforms such as GitHub or GitLab Experience with TypeScript and familiarity with ES6+ features Strong understanding of accessibility standards More ❯

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 AI technologies More ❯

or equivalent framework Extensive experience with headless CMS, particularly Contentful, including content modeling, API integration, and GraphQL queries Solid understanding of frontend build tools, such as Webpack, Babel, and NPM/Yarn Proficient in HTML5, CSS3, and responsive web design Experience working with RESTful APIs and JSON Strong knowledge of version control systems, preferably Git Excellent problem-solving skills and More ❯

but not a requirement for this role the ideal candidate will be willing to learn and adapt as requirements and projects necessitate: Composer Laravel framework Vue.js 3 React Typescript NPM/Yarn Working with REST APIs Linux server knowledge (LAMP/LEMP stack) Working with Figma to implement designs Design skills Benefits Regular bonuses Company Pension Scheme Flexible working hours More ❯

future-proof our technical infrastructure through stack modernisation and process optimisation. Quickly resolve bugs and technical challenges to ensure reliability and system uptime. Utilise tools like Webpack, Composer, and NPM to improve development workflows. Produce and maintain clear technical documentation to support team collaboration and knowledge sharing. This is a fantastic opportunity to secure a role with a well respected More ❯

future-proof our technical infrastructure through stack modernisation and process optimisation. Quickly resolve bugs and technical challenges to ensure reliability and system uptime. Utilise tools like Webpack, Composer, and NPM to improve development workflows. Produce and maintain clear technical documentation to support team collaboration and knowledge sharing. This is a fantastic opportunity to secure a role with a well respected More ❯

future-proof our technical infrastructure through stack modernisation and process optimisation. Quickly resolve bugs and technical challenges to ensure reliability and system uptime. Utilise tools like Webpack, Composer, and NPM to improve development workflows. Produce and maintain clear technical documentation to support team collaboration and knowledge sharing. This is a fantastic opportunity to secure a role with a well respected More ❯