26 to 43 of 43 Jest Jobs in England

Front End applications using Angular and TypeScript Write clean, maintainable and well-tested code using modern engineering practices Build and maintain automated tests using Jest Contribute to CI/CD pipelines using GitLab CI/CD Support cloud-native deployments using AWS and container technologies Participate in architecture discussions, code … developing applications with Node.js Excellent JavaScript and TypeScript knowledge Experience building REST APIs using Express.js Commercial Angular development experience Experience writing automated tests using Jest Experience using GitLab CI/CD Understanding of Agile software delivery Experience working with Git Desirable Skills Experience with some of the following technologies would ...

versions of .NET AI and Machine Learning JavaScript, TypeScript, and associated frameworks Containers, Docker, Kubernetes NoSQL databases Test tools such as xUnit, Cypress, Selenium, Jest Education and Skills Subject from a Russell Group or Red Brick University Experience leading software development teams Proficiency in either C# or React Strong experience ...

Strong experience with performance optimization, debugging, and operating complex production systems Experience with modern development practices, including CI/CD and automated testing (e.g. Jest, Cypress) Experience working in Agile environments with short release cycles Demonstrated ability to operate independently in highly ambiguous problem spaces Demonstrated ability to write clean ...

optimisation and FinOps principles. Experience operating in regulated, security‐sensitive, or high‐availability environments. Experience with test automation frameworks such as PyTest, UnitTest, Vitest, Jest, or similar. AWS certifications in Architecture, DevOps, Security, Networking, Data, or Machine Learning. Required Competencies Strong analytical and problem‐solving skills, with the ability ...

support business processes Technologies - Familiarity with TypeScript, Cordova, Native development for Android and/or iOS, RAIL Performance, PWA, SSR, Node, Cypress and Jest Full Stack - Full‐stack experience (double bonus points if Ruby or Elixir!) This list is not exhaustive and there may be other activities you are required ...

build accessible, scalable and well-tested user interfaces within a modern cloud-native environment. Mandatory skills: React JavaScript and/or TypeScript JestJS/Jest and modern Front End testing WCAG accessibility standards axe-core or equivalent accessibility tooling Senior-level experience: Technical ownership of Front End solutions Mentoring/ ...

responsive design and cross-browser compatibility Experience with state management tools (e.g. Redux, React Query) is beneficial Familiarity with testing tools such as Jest, Vitest, or React Testing Library is a plus A collaborative mindset with strong attention to detail and a proactive approach to problem-solving Why join ...

Proven ability to develop secure, high‐quality production Typescript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing‐library/react, as well as conducting performance testing. #J-18808-Ljbffr ...

design capability across major providers; rounded understanding of database trade‐offs – relational, NoSQL, graph and caching strategies. Strong engineering practices: CI/CD, testing (Jest, Cypress, React Test Library), release management and security‐conscious development. A genuine passion for AI solutions and specifically for the complexity of delivering them ...

What were looking for: Experience in mobile development Strong skills in React Native, TypeScript, Redux, React Navigation and Firebase Experience with testing frameworks (e.g. Jest, React Testing Library, Maestro) Solid understanding of mobile development principles (state management, APIs, performance) A collaborative mindset with strong communication and problem-solving skills Passion ...

development experience , ideally within insurance pricing. Experience with C# .NET would be beneficial RESTful APIs and JSON. Automated testing frameworks such as NUnit, Selenium, Jest, Jasmine, Mocha or similar. CI/CD pipelines, DevOps practices and configuration management tools. Delivering scalable, maintainable enterprise software. Working within Agile development environments. Excellent ...

React & React Native, TypeScript, MobX, Redux, Stylus and SASS, Jenkins (we deploy to production as soon as we finish a feature), Behat, Playwright, PHPUnit, Jest, Selenium, Maestro and Detox. How you'll have an impact Manage and mentor your Engineering Managers to ensure that they and their teams are high ...

code quality are taken seriously — every single day Tech Stack Languages: TypeScript, JavaScript (ES6+) Frameworks: React, Redux (or similar state management) Tooling: Webpack, Babel, Jest, ESLint, Git Bonus: WebSockets, performance profiling, custom charting (D3.js, Highcharts) What They’re Looking For Deep expertise with React and modern TypeScript/JavaScript Strong ...

WebSocket and with cross browser compatibility and optimization techniques/tools Experienced Test-driven development (TDD) practitioner with either of the following testing frameworks Jest/Karma/Mocha/Jasmine Familiar with web security, accessibility and internationalization Experience of trading systems and financial markets (preferred) Experience of leading ...

Summary: We are seeking an experienced Web Developer to join our small web team. In this role, you will be responsible for the end-to-end development of modern web applications across the company's ...

Caching & WebSocket and with cross browser compatibility and optimization techniques/toolsExperienced Test-driven development (TDD) practitioner with either of the following testing frameworks Jest/Karma/Mocha/JasmineFamiliar with web security, accessibility and internationalizationExperience of trading systems and financial markets preferredExperience of leading a team and collaborating ...

proficiency in React, Next.js, and TypeScript. You should have experience with CSS Modules, styled-components, or similar tools. Familiarity with testing frameworks such as Jest, CI... Technologies Architect Blockchain CI/CD CSS ESLint Jest React TypeScript styled-components JavaScript Frontend More We are pleased to offer a competitive salary ...

proficiency in React, Next.js, and TypeScript. You should have experience with CSS Modules, styled-components, or similar tools. Familiarity with testing frameworks such as Jest, CI/... Additionally, you will: Synchronize smart contract and subgraph data with client-side state and write functions that interact with the blockchain … smart contracts. Technologies: Architect Blockchain CI/CD CSS ESLint Jest React TypeScript #J-18808-Ljbffr ...