11 of 11 Permanent Babel Jobs in London

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 ❯

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 ❯

Angular, Material UI, and REST APIs. Solid understanding and experience in one or more of the modern JavaScript build tool chains using tools like node, npm, rush, yarn, webpack, babel, cyprus. Programming experience with at least one modern language such as Java, C++, or C# including object-oriented design, distributed (multi-tiered) systems, algorithms, and relational databases such as More ❯

products. Has a strong command of React, including JSX, components, state management, and routing. Has experience with popular React libraries and frameworks and the front-end build toolchain (Webpack, babel etc.). Demonstrates working knowledge of WCAG and accessibility best practices. Enjoys building reusable UI components and takes pride in clean code architecture. Has experience working with design systems. More ❯

to have skills Knowledge or expertise in FX, Fixed Income, Equity, or Equity Derivatives products. KDB experience. Exposure to modern JavaScript build tools like node, npm, rush, yarn, webpack, babel, Cyprus. About State Street What we do. State Street is one of the largest custodian banks, asset managers, and asset intelligence companies worldwide. We provide investment servicing, data & analytics More ❯

SSR performance improvements through effective use of code-splitting, hydration strategies, caching, and state management solutions. Familiarity and practical experience with current JavaScript language features (ES2020+) and tooling ecosystems (Babel, TypeScript). Proven ability to guide technical decision-making, mentor engineering teams, conduct rigorous code reviews, and uphold high standards for code quality, maintainability, and scalability. What you’ll More ❯

SSR performance improvements through effective use of code-splitting, hydration strategies, caching, and state management solutions. Familiarity and practical experience with current JavaScript language features (ES2020+) and tooling ecosystems (Babel, TypeScript). Proven ability to guide technical decision-making, mentor engineering teams, conduct rigorous code reviews, and uphold high standards for code quality, maintainability, and scalability. What you’ll More ❯

coded front-end components Experience creating application UIs - Experience with modern web technologies and techniques such as HTML5, CSS3, ECMAScript 2016, CSS pre-processors (SASS, Less, Stylus), JavaScript transpilers (Babel, CoffeeScript, TypeScript), and JavaScript build tools (Browserify, WebPack, Grunt, Gulp) Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and More ❯

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 … 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 ❯

/Equity/Equity Derivatives products. KDB. Exposure and understanding in one or more of the modern JavaScript build tool chains using tools like node, npm, rush, yarn, webpack, babel, Cyprus. About State Street What we do. State Street is one of the largest custodian banks, asset managers, and asset intelligence companies in the world. From technology to product More ❯

authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Ability to understand business requirements and translate them into technical requirements A knack for benchmarking and optimization Familiarity with git Experience with React Native is a More ❯