1 to 25 of 30 Jest Jobs in the UK excluding London

Modern JavaScript (ES6+), HTML5 and CSS3. State management libraries such as Redux or Context API. REST APIs and asynchronous programming. Testing frameworks such as Jest and React Testing Library. Git and collaborative development workflows. Agile/Scrum delivery environments. CI/CD pipelines and modern software engineering practices. Desirable experience ...

remote setup. Previous experience mentoring or guiding junior developers is a strong plus. Nice to Have: Experience with TypeScript . Familiarity with testing frameworks (Jest, React Testing Library, Cypress). Exposure to CI/CD workflows. Background working with startups or small consultancy teams. Contract Details: Rate: Approx. 300/ ...

remote setup. Previous experience mentoring or guiding junior developers is a strong plus. Nice to Have: Experience with TypeScript . Familiarity with testing frameworks (Jest, React Testing Library, Cypress). Exposure to CI/CD workflows. Background working with startups or small consultancy teams. Contract Details: Rate: Approx. 300/ ...

remote setup. Previous experience mentoring or guiding junior developers is a strong plus. Nice to Have: Experience with TypeScript . Familiarity with testing frameworks (Jest, React Testing Library, Cypress). Exposure to CI/CD workflows. Background working with startups or small consultancy teams. Contract Details: Rate: Approx. 300/ ...

remote setup. Previous experience mentoring or guiding junior developers is a strong plus. Nice to Have: Experience with TypeScript . Familiarity with testing frameworks (Jest, React Testing Library, Cypress). Exposure to CI/CD workflows. Background working with startups or small consultancy teams. Contract Details: Rate: Approx. 300/ ...

e.g. TeamCity) Strong experience using Git for version control Experience working with RESTful APIs (design and integration) Familiarity with testing frameworks (e.g. xUnit, NUnit, Jest, Jasmine) Experience with logging and monitoring tools (e.g. Elasticsearch, Sentry, Rollbar) Awareness of cloud technologies (AWS, Terraform, Cloudflare – desirable) About You Passionate about technology ...

such as Lambda, DynamoDB, IAM, S3, SQS, SNS. Experience with CI/CD pipelines (Jenkins, GitHub Actions, CircleCI, etc.). Strong testing approach using Jest or similar frameworks. Good understanding of cloud security fundamentals (IAM, least privilege, secure design). Experience working in Agile, cross-functional engineering teams. AWS certification ...

familiar with how to design and develop for cloud environments (i.e. docker, Kubernetes, AWS) Have experience of test-driven development and mocking libraries (Jest, Mockito) Some exposure to Devops (terraform) Work in a Way That Works for You We promote a healthy work/life balance across the organisation. ...

Understanding of responsive design and cross-browser compatibility Familiarity with modern build tools like Webpack, Babel, or Vite Basic understanding of testing frameworks (Jest, React Testing Library) Knowledge of backend design patterns and API design principles Experience with relational databases Experience integrating with external services and APIs Familiarity with ...

APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage of push notifications. Knowledge ...

Node.js development experience (including frameworks like Express) and NPM package management. Testing: Deep understanding of Test Driven Development (TDD) and common testing frameworks (e.g., Jest, Mocha, Chai). Data: Practical experience with Relational or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB, DynamoDB). Version Control: Git and experience with distributed version ...

accessibility (WCAG), and responsive design principles. Solid experience across the testing landscape, including unit, integration, and end-to-end testing using tools such as Jest, Detox, Cypress, Playwright, Selenium, JUnit, and Mockito with a strong commitment to test-driven development. Solid understanding of CI/CD pipelines, version control ...

accessibility (WCAG), and responsive design principles. Solid experience across the testing landscape, including unit, integration, and end-to-end testing using tools such as Jest, Detox, Cypress, Playwright, Selenium, JUnit, and Mockito — with a strong commitment to test-driven development. Solid understanding of CI/CD pipelines, version control ...

APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage of push notifications. Knowledge ...

HTML5, CSS3 and SCSS Responsive and mobile-first development experience REST API and/or GraphQL integration experience Testing experience using tools such as Jest, React Testing Library, Cypress or Playwright Experience working with Git-based version control and CI/CD pipelines Strong knowledge of frontend performance optimisation ...

similar server-side JavaScript/TypeScript environments REST APIs, ideally with Express, Nest.js or similar MongoDB and/or relational databases Unit testing with Jest or similar Working in a CI environment Clear communication and the ability to work well in a collaborative development team Useful experience AI-assisted development ...

Experience in building accessible compliant user interfaces (WCAG). Proven ability in delivering thorough unit level test coverage using common testing frameworks such as Jest or Mocha. Experience integrating with a wide range of technical systems including database technologies (SQL or NoSQL), caching tools such as Redis and API Microservices ...

maintain E-commerce ticketing platform, including API connectivity with third-party suppliers Must have skills and competencies: Proficiency in Front end: React, JavaScript (Webpack, Jest), Next.js, HTML, CSS, Vite Proficiency in Back end: Node.js, SQL, PostgreSQL, Supabase, Python Proficiency in Development: Git, GitHub, Agile, Vercel; experience integrating third-party APIs ...

APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest, Playwright, or Cypress) Comfortable with Git, pull requests, code reviews, and collaborative development workflows Solid understanding of web fundamentals: HTTP, authentication, caching, security, and performance ...

APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest, Playwright, or Cypress) Comfortable with Git, pull requests, code reviews, and collaborative development workflows Solid understanding of web fundamentals: HTTP, authentication, caching, security, and performance ...

APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest, Playwright, or Cypress) Comfortable with Git, pull requests, code reviews, and collaborative development workflows Solid understanding of web fundamentals: HTTP, authentication, caching, security, and performance ...

APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest, Playwright, or Cypress) Comfortable with Git, pull requests, code reviews, and collaborative development workflows Solid understanding of web fundamentals: HTTP, authentication, caching, security, and performance ...

strict mode) React Router, Redux (or similar state management) SCSS, CSS Modules, normalize.css Testing: Backend: xUnit or equivalent for unit/integration tests Frontend: Jest, React Testing Library Writing clean, testable code with good coverage General: Git and feature-branch workflows Jira (or similar tools) Agile development practices Ability ...

Technologies \n Relational Databases (e.g. PostgreSQL) \n Elasticsearch/Opensearch \n \n Testing & Quality \n Unit testing and automation \n Testing frameworks (e.g. Mocha, Jest, Cypress) \n Delivery & Collaboration \n Experience working in an Agile delivery team \n Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests ...

Search Technologies \n Relational Databases (e.g. PostgreSQL) \n Elasticsearch/Opensearch \n Testing & Quality \n Unit testing and automation \n Testing frameworks (e.g. Mocha, Jest, Cypress) \n Delivery & Collaboration \n Experience working in an Agile delivery team \n Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests ...