26 to 50 of 54 Jest Jobs in the UK

logic outlined in System Requirements (Programming). Must have hands-on experience building apps using React, Redux, Bootstrap, CSS3, preprocessors, node JS, express JS, JEST and other react supporting libraries Strong understanding of OOJS, design patterns Proficient in JavaScript Potentially specializing in one or more of these areas below: Customization more »

wider business. Day to day responsibilities Using Vanilla JavaScript or TypeScript to write clean code Working with NodeJS or Express frameworks Using Cypress or Jest in testing frameworks Using Redux or any other state management systems Experience Experience and passionate about writing clean code. Champion pair programming Always considering and more »

containerization and orchestration technologies, such as Docker and Kubernetes. o Previous work with CI/CD pipelines. o Knowledge of testing frameworks such as Jest or Mocha. Benefits 23 days holiday plus bank holidays Death in service benefit You will be auto enrolled in to the Company Pension Scheme. Uniform more »

in express and React ,express , node js and Typescript Experience working with oath2 (AWS Cognito or Azure AD B2C) Experience in testing using Vitest, Jest , react-testing-library Experience with react state management (preferable redux-toolkit or Zustand) and packages like (react-hook-form and react-query) Working knowledge with more »

environment. Proficient with ES5 & ES6 & Typescript Knowledge of authentication & authorization mechanisms with OAuth2, JSON Web Token etc. Experience with test frameworks & tools such as: Jest, Detox, Jasmine, and Appium. Able to work with different layouts and ability to develop complex UI with design standards. Working knowledge of consuming third-party more »

be instrumental in crafting, developing, and sustaining user interfaces utilizing React, TypeScript, HTML, and CSS . Your expertise with automation testing tools such as Jest, Cypress, or Playwright will ensure our products' high quality and reliability. ✅ Skills and Experience: Essential: Proven experience with React, TypeScript, HTML, and CSS . ⚛️ Knowledge … of automation testing tools like Jest, Cypress, or Playwright . 🔧 Desirable: Experience with Node.js and Express . 🖧 Understanding of ad tech, such as GPT, ad bidding, etc. 🛠️ What We Offer: Our client offers a competitive salary of £30,000 - £40,000. Beyond that, they provide a comprehensive benefits package, including more »

Role: Senior Full Stack Developer Location: Fully Remote Rates: £50-£600 per day (depending on experience) Determination: Outside IR35 Experienced Node.js Developer required by innovative digital agency specialising in serverless and headless architectures for e-commerce solutions. We work with more »

cross-platform mobile app development. Design: Experience with prototyping tools (Miro, Figma, Sketch) for rapid iteration of new designs and ideas. Testing: Testing frameworks (Jest, Mocha, Jasmine), Selenium, Cypress, TDD and BDD approaches to ensure code quality and application performance Familiarity with e-commerce best practices, including SEO, payment gateway more »

for state management. Knowledge of TypeScript and the Composition API for writing clean and maintainable code. Familiarity with writing unit tests using Vitest or Jest, and knowledge of e2e testing frameworks such as Playwright and Cypress. Understanding of JavaScript build tools and module bundlers like Vite/Rollup/Webpack. more »

have an extensive background in front-end development with significant experience working with React and Javascript Experienced with RTK Query, Graph QL, REST and Jest for unit testing Should be able to demonstrate a strong core front-end skillset of HTML 5, CSS 3, JavaScript and TypeScript Experience working with more »

ReactJS based Frontend development (other frameworks are fine, but willing to use react): Experience writing unit tests and integration tests for complex web applications (Jest, Puppeteer, Enzyme) Comfortable taking a static design and building it into a new application/feature. Comfortable working with git for source control and familiar more »

development, including design, implementation, and deployment. Build end-to-end systems optimized for speed and scale. Work primarily in React JS, Java Script, Redux, Jest, Rest API. Engage with inspiring designers and front-end engineers and collaborate with back-end engineers to create reliable APIs. Stay abreast of developments in more »

data and building data-heavy features, or working on data warehousing and data analysis tooling. Experience managing large automated test suites, ideally tools like Jest and Cypress. Benefits £80k - £110k salary. £1000 per year to spend on your own holidays. £1000 per year to spend on your own learning and more »

experience - REST web services in Java, Kotlin and Spring Boot - Web development using React, TypeScript, HTML, CSS - Unit test experience with jUnit, Mockito and Jest - SQL relational database (PostgreSQL, MySQL or MS SQL) - Cloud tech (ideally GCP) - CI/CD pipelines, ideally Azure DevOps Interested in this role? Please apply more »

PHP Developer Minimum 2 years working with Yii2 (essential) JavaScript experience (React, or nextjs ideal) Cloud (AWS/Azure) Terraform experience Kubernetes experience Git Jest/Jasmine/Cypress experience beneficial If you're interested in finding out more about this role, the company, and the benefits, please apply (if more »

emphasis on engineering best practices and is looking for individuals who share this mindset. Technology Stack: The technology stack includes TypeScript, React, Redux, Next.js, Jest, Tailwind, GraphQL and WebPack, making it an ideal environment for frontend developers who enjoy working with cutting-edge technologies. Guild Collaboration: Despite being a diverse more »

and are embracing Typescript to provide us with type-safety all the way from the database to the clients (Typescript, React, GraphQL, Prisma, Node.js, Jest, Storybook) As part of our passionate cross functional team, you will be: Bringing a delightful user experience to life for a wide customer base Actively more »

React.js Developer – 6 Month Contract – Hybrid (Sheffield) – Outside IR35 Chapman Tate Associates are recruiting for a skilled React.js Developer to join our clients in-house development team to build a new product. As a React.js Developer, you will play a more »

performing code reviews and helping to maintain best practices with more junior members of the team. - Experience of writing unit tests with test frameworks (Jest, Mocha, etc.) Although, we do have a fully dedicated QA team also. - Experience with version control (Git, GitHub, GitLab) If all the above sounds like more »

and Typescript with libraries in React and Vue. Experience in the following would be desirable: Frameworks: Totora/Moodle, NextJS Testing tools: PHPUnit, Behat, Jest, Testing Library, Vitest Main responsibilities: Maintain and manage the Totara codebase(s). Manage customer site update and upgrade processes in line with Totara software more »

Don’t you just hate it when someone owes you money? It’s the same for businesses too - late payments can be catastrophic. We have built a smart cloud-based SaaS product to help eradicate bad business debt and get more »

a team player. Need strong verbal & written communication skills to effectively collaborate with the engineering and leadership teams. Tools: Automation tools - Playwright, Selenium, PHPUnit, Jest Postman Github actions Mobile automation testing tools for Android, iOS. Continuous Integration tools - Jenkins, Bit bucket, Github JIRA – Defect tracking and task creation tool CI more »

please only apply if you're able to start within the next 2 weeks. Skill set required (majority of): - React - Next.js - ExpressJS - Storybook - Cypress - Jest If the above is of interest, please reach out with your latest CV. more »

commercially. Proficient with ES5 & ES6 & Typescript Knowledge of authentication & authorization mechanisms with OAuth2, JSON Web Token etc. Experience with test frameworks & tools such as Jest, Detox, Jasmine, and Appium. Able to work with different layouts and ability to develop complex UI with design standards. Working knowledge of consuming third-party more »

into high-quality code - The ability to build reusable components and front-end libraries for future use - Micro-frontends - Angular JS - Nice to have - Jest/Cypress - Storybook - Nice to have This is an excellent role for a Senior React Developer who wants to make a real difference. There is more »