151 to 175 of 184 Jest Jobs in the UK

Frontend Engineer (GreenTech) - Typescript, React.js, Tailwind CSS, RESTful API's, Testing - Cypress/Jest, Complex Design & Architecture, Problem Solving! We're hiring for a GreenTech scale up who have recently secured huge PE funding and are looking for a Frontend Engineer who's owned the delivery of complex internal and customer facing frontends! You'll have the opportunity to own More ❯

Frontend Engineer (GreenTech) - Typescript, React.js, Tailwind CSS, RESTful API's, Testing - Cypress/Jest, Complex Design & Architecture, Problem Solving! We're hiring for a GreenTech scale up who have recently secured huge PE funding and are looking for a Frontend Engineer who's owned the delivery of complex internal and customer facing frontends! You'll have the opportunity to own More ❯

design patterns for mobile development like MVC frameworks. Experience with any of the following would be advantageous – Redux, RESTful APIs, MSSQL & relational databases, GitHub, automated test suites like Mocha, Jest, etc. You will have a good understanding of the Scrum delivery framework, blended with a pragmatic approach to delivering in resource and time constrained environments. You’ll know your way More ❯

design patterns for mobile development like MVC frameworks. Experience with any of the following would be advantageous – Redux, RESTful APIs, MSSQL & relational databases, GitHub, automated test suites like Mocha, Jest, etc. You will have a good understanding of the Scrum delivery framework, blended with a pragmatic approach to delivering in resource and time constrained environments. You’ll know your way More ❯

design patterns for mobile development like MVC frameworks. Experience with any of the following would be advantageous – Redux, RESTful APIs, MSSQL & relational databases, GitHub, automated test suites like Mocha, Jest, etc. You will have a good understanding of the Scrum delivery framework, blended with a pragmatic approach to delivering in resource and time constrained environments. You’ll know your way More ❯

Deliver responsive, accessible, and performant web interfaces with Next.js and TailwindCSS. Collaborate with design, product, and engineering peers to bring new features to life. Implement robust testing strategies using Jest and other modern QA tools. Participate in code reviews and help define best practices for the engineering team. Communicate complex technical ideas clearly to both technical and non-technical stakeholders. More ❯

Deliver responsive, accessible, and performant web interfaces with Next.js and TailwindCSS. Collaborate with design, product, and engineering peers to bring new features to life. Implement robust testing strategies using Jest and other modern QA tools. Participate in code reviews and help define best practices for the engineering team. Communicate complex technical ideas clearly to both technical and non-technical stakeholders. More ❯

Senior React Native Developer opportunity. Interviews are taking place shortly! Keywords: Senior React Native Developer, Mobile App Development, UI/UX, iOS, Android, Redux, RESTful APIs, GitHub, MSSQL, Mocha, Jest, Clean Code, Agile, FinTech, Hybrid Working, London, App Store, Google Play, Mobile App Launch Established in Didsbury, Connexa Technology Ltd is becoming one of the UK's fastest growing IT More ❯

Automation: Develop automated API tests using tools like Postman and Newman. Test Automation in Code: Collaborate with developers or work independently to develop automated tests using TypeScript, Java, JavaScript, Jest, and jUnit. Web Application Testing: Experience testing web applications built with Angular or similar frameworks. Test Execution: Conduct manual testing, accurately document results, and report defects promptly. Defect Management: Identify More ❯

types! We also use d3, Formik, and Zustand to build out the products, and styled-components and tailwind to make them pretty. And then we test them with vitest, jest, and playwright. If you're also interested in the backends, here's some other tech we use: PHP, NodeJS, Docker, Elastic, Redis, and all the services offered by AWS. We More ❯

party services. Understanding of software development principles and best practices. Experience with version control systems (Git). Experience with cloud platforms (AWS) is a plus. Experience with testing frameworks (Jest) is a plus. Excellent problem solving and debugging skills. Strong communication and collaboration skills. Ability to work independently and as part of a team. Experience in the property management or More ❯

Strong knowledge of web accessibility standards and experience using screen readers for a solid understanding of their behaviour ( JAWS , NVDA OR VoiceOver ). Testing experience with tools such as Jest , React Testing Library , Playwright , or Cypress. Familiarity with CI/CD , version control (Git), and semantic versioning. Experience documenting components using Storybook or similar tools and eventually training other developers More ❯

Strong knowledge of web accessibility standards and experience using screen readers for a solid understanding of their behaviour ( JAWS , NVDA OR VoiceOver ). Testing experience with tools such as Jest , React Testing Library , Playwright , or Cypress. Familiarity with CI/CD , version control (Git), and semantic versioning. Experience documenting components using Storybook or similar tools and eventually training other developers More ❯

Strong knowledge of web accessibility standards and experience using screen readers for a solid understanding of their behaviour ( JAWS , NVDA OR VoiceOver ). Testing experience with tools such as Jest , React Testing Library , Playwright , or Cypress. Familiarity with CI/CD , version control (Git), and semantic versioning. Experience documenting components using Storybook or similar tools and eventually training other developers More ❯

a modern tech stack. Your work will shape the tools that thousands of developers rely on every day to write, test, and ship code faster. Leverage tools like Vite, Jest, and Storybook to develop and showcase UI components in isolation. You'll play a key role in building scalable, performant, and accessible user interfaces. Use MUI/Material-UI and More ❯

junky and obsessed with getting 100% Lighthouse scores Handles Eloquent/ORM with MySQL/PostgreSQL efficiently and knows how to debug slow queries Automated tests using Playwright, Pest, Jest or similar are a natural part of your daily work Building re-usable Components with Storybook using Vue gives you joy Building a component-based front-end using Vue.js and More ❯

back end development. Strong capability in React & similar modern front-ends. Python experience & associated frameworks (Django, Flask, FastAPI) Must have solid grasp of OOP principles Worked with testing frameworks (Jest, PyTest, Playwright, etc) Exposure across cloud services & relational databases A natural instinct to move fast & break things, learn what works, & iterate quickly. Someone who holds themselves to the highest standard More ❯

If you're an experienced engineer with extensive knowledge about Frontend Web development, who also has a passion for building delightful user experiences, join us! As an Angular/TypeScript Software Engineer, you will be responsible for building front end More ❯

web applications using React, Next.js, and TypeScript Lead frontend architecture and design within your squad Champion accessibility and performance best practices Write robust unit and end-to-end tests (Jest, Playwright/Cypress) Mentor developers and drive high-quality code through reviews Collaborate with cross-functional teams to deliver impactful features What You Bring: Extensive frontend development experience Deep knowledge … architecture Strong testing skills and experience with Storybook and cloud platforms (Azure a plus) A passion for clean code, collaboration and continuous improvement Tech: Microsoft Azure | React | Typescript | Next.js | Jest | Storybook | Playwright | Cypress | Server Side Rendering (SSR) | Static Generation (SSG) We take our inspiration from pets in embracing people from all walks of life, and we value, respect and celebrate More ❯

web applications using React, Next.js, and TypeScript Lead frontend architecture and design within your squad Champion accessibility and performance best practices Write robust unit and end-to-end tests (Jest, Playwright/Cypress) Mentor developers and drive high-quality code through reviews Collaborate with cross-functional teams to deliver impactful features What You Bring: Extensive frontend development experience Deep knowledge … architecture Strong testing skills and experience with Storybook and cloud platforms (Azure a plus) A passion for clean code, collaboration and continuous improvement Tech: Microsoft Azure React Typescript Next.js Jest Storybook Playwright Cypress Server Side Rendering (SSR) Static Generation (SSG) We take our inspiration from pets in embracing people from all walks of life, and we value, respect and celebrate More ❯

Experience in line management, or want to take the next step into management, with passion and drive, particularly ensuring your team is happy and motivated. Skills Typescript React Git Jest NPM Documentation Following and evolving patterns Beneficial: AWS S3, Cloudfront, Lambda AWS CLI vitest rollup vite Key Responsibilities: What You'll Do: Taking responsibility for the architecture and technical delivery More ❯

Experience in line management, or want to take the next step into management, with passion and drive, particularly ensuring your team is happy and motivated. Skills Typescript React Git Jest NPM Documentation Following and evolving patterns Beneficial: AWS S3, Cloudfront, Lambda AWS CLI vitest rollup vite Key Responsibilities: What You'll Do: Taking responsibility for the architecture and technical delivery More ❯

like Shopify. Experience with analysing data and building data-heavy features, or working on data warehousing and data analysis tooling. Experience managing large automated test suites, using tools like Jest and Cypress. Benefits Equity options so that you can share in Purple Dot's success. £1500 per year to work out of our US office for a week. £1000 per More ❯

Strong experience with Java, Spring Boot, and React Ideally, prior experience working with HubSpot Solid understanding of Test-Driven Development (TDD) with tools such as Cypress, JUnit, Cucumber, and Jest How you’ll be rewarded: Bonus! Hybrid Working Pension Work with cutting edge technologies Opportunity to work for a recognised company Great social events! This is an excellent opportunity for More ❯

company in a developer role Deep understanding of TypeScript, including its type system and advanced features. Extensive experience with AngularJS Strong knowledge of modern frontend development practices, including testing (Jest), build tools (Webpack), and UI/UX principles. Experience designing and implementing scalable web application architectures. Familiarity with RESTful APIs and API design principles. Experience with Agile development methodologies (e.g. More ❯