1 to 25 of 825 Jest Jobs

build tools. Experience integrating RESTful APIs and working with backend teams. Familiarity with CI/CD pipelines, unit testing, and end-to-end testing (Jest, Cypress, etc.). Experience with UI performance profiling and debugging tools. Knowledge of containerization tools (Docker, Kubernetes). Excellent problem-solving, code optimization, and debugging More ❯

frameworks integrated with CI/CD pipelines. Strong experience of test first development and unit testing with modern testing frameworks and tools such as Jest, Enzyme, React Testing Library, Pact, Cypress and Playwright. DevOps: Familiarity with CI/CD and build pipelines, using tools such as Github, Harness, Jenkins, Docker More ❯

frameworks integrated with CI/CD pipelines. Strong experience of test first development and unit testing with modern testing frameworks and tools such as Jest, Enzyme, React Testing Library, Pact, Cypress and Playwright. DevOps: Familiarity with CI/CD and build pipelines, using tools such as Github , Harness, Jenkins, Docker More ❯

frameworks integrated with CI/CD pipelines. Strong experience of test first development and unit testing with modern testing frameworks and tools such as Jest, Enzyme, React Testing Library, Pact, Cypress and Playwright. DevOps: Familiarity with CI/CD and build pipelines, using tools such as Github , Harness, Jenkins, Docker More ❯

frameworks integrated with CI/CD pipelines. Strong experience of test first development and unit testing with modern testing frameworks and tools such as Jest, Enzyme, React Testing Library, Pact, Cypress and Playwright. DevOps: Familiarity with CI/CD and build pipelines, using tools such as Github , Harness, Jenkins, Docker More ❯

DevOps: Familiarity with CI/CD tools (GitHub, Jenkins, Harness), Docker, Kubernetes, and cloud platforms (GCP preferred). Automation: Experience with automated testing frameworks (Jest, Cypress, Pact, etc.). ABOUT WORKING FOR US Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers More ❯

of component-driven development , accessibility, responsive design, and UI/UX best practices. Experience with automated testing —unit, integration, and E2E—using tools like Jest, React Testing Library, Cypress, or similar. Cloud infrastructure experience (AWS, GCP, or Azure), with a focus on scalability, observability, and cost efficiency. Solid understanding of More ❯

Go, TypeScript, and/or JavaScript Experience with technologies such as MySQL, MongoDB, Postgres, Redis, gRPC, WebSockets, REST API, React, CSS, Rego/OPA, Jest, Cypress, Redux, microservices, AWS/Azure/GCP, Docker, Kubernetes, etcd, Tailwind, DaisyUI, shadcn/ui, Git, Ansible, Terraform, HTML5, Leaflet/Mapbox/Cesium More ❯

/asset delivery APIS. Experience of developing and maintaining infrastructure as code. Experience with unit, integration, and end to end testing tools and practices (Jest, Playwright). Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. Experience performing code reviews and following More ❯

/asset delivery APIS. Experience of developing and maintaining infrastructure as code. Experience with unit, integration, and end to end testing tools and practices (Jest, Playwright). Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. Experience performing code reviews and following More ❯

/asset delivery APIS. Experience of developing and maintaining infrastructure as code. Experience with unit, integration, and end to end testing tools and practices (Jest, Playwright). Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. Experience performing code reviews and following More ❯

/asset delivery APIS. Experience of developing and maintaining infrastructure as code. Experience with unit, integration, and end to end testing tools and practices (Jest, Playwright). Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. Experience performing code reviews and following More ❯

/asset delivery APIS. Experience of developing and maintaining infrastructure as code. Experience with unit, integration, and end to end testing tools and practices (Jest, Playwright). Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. Experience performing code reviews and following More ❯

e.g., MySQL, PostgreSQL, MS SQL Server, MongoDB. Familiarity with Git and branching strategies such as GitOps. Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams More ❯

MySQL, PostgreSQL, MS SQL Server MongoDB). Familiarity with Git and branching strategies such as GitOps Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams More ❯

MySQL, PostgreSQL, MS SQL Server MongoDB). Familiarity with Git and branching strategies such as GitOps Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams More ❯

MySQL, PostgreSQL, MS SQL Server MongoDB). Familiarity with Git and branching strategies such as GitOps Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams More ❯

front-ends - React.js, Angular or Vue HTML, CSS, JavaScript (ES6) or TypeScript Webpack or Gulp A client-side Unit Testing framework e.g., Mocha or Jest Other technical skills API Management and Documentation (Swagger.io, I/O Docs) Experience with high scale, highly transactional, high performance, highly available systems and robust More ❯

Vite) and package managers (npm, yarn). Proficiency in consuming and integrating with RESTful APIs and potentially GraphQL. Solid understanding of testing frameworks (e.g., Jest, React Testing Library, Cypress). Expertise in Git and advanced version control strategies. Proven experience in a digital consultancy or agency environment, with strong client More ❯

API Design : RESTful APIs, OpenAPI/Swagger, GraphQL CMS : Experience with various CMS platforms; headless CMS integration (e.g., Contentful, Sanity, Strapi) Testing : Automated testing (Jest, Mocha, Selenium), TDD, BDD, integration and load testing Observability : Logging, tracing, monitoring tools (e.g., Sentry, Datadog, New Relic) System Architecture : Designing scalable, secure, and maintainable More ❯

API Design : RESTful APIs, OpenAPI/Swagger, GraphQL CMS : Experience with various CMS platforms; headless CMS integration (e.g., Contentful, Sanity, Strapi) Testing : Automated testing (Jest, Mocha, Selenium), TDD, BDD, integration and load testing Observability : Logging, tracing, monitoring tools (e.g., Sentry, Datadog, New Relic) System Architecture : Designing scalable, secure, and maintainable More ❯

API Design: RESTful APIs, OpenAPI/Swagger, GraphQL CMS: Experience with various CMS platforms; headless CMS integration (e.g., Contentful, Sanity, Strapi) Testing: Automated testing (Jest, Mocha, Selenium), TDD, BDD, integration and load testing Observability: Logging, tracing, monitoring tools (e.g., Sentry, Datadog, New Relic) System Architecture: Designing scalable, secure, and maintainable More ❯

API Design: RESTful APIs, OpenAPI/Swagger, GraphQL CMS: Experience with various CMS platforms; headless CMS integration (e.g., Contentful, Sanity, Strapi) Testing: Automated testing (Jest, Mocha, Selenium), TDD, BDD, integration and load testing Observability: Logging, tracing, monitoring tools (e.g., Sentry, Datadog, New Relic) System Architecture: Designing scalable, secure, and maintainable More ❯

API Design: RESTful APIs, OpenAPI/Swagger, GraphQL CMS: Experience with various CMS platforms; headless CMS integration (e.g., Contentful, Sanity, Strapi) Testing: Automated testing (Jest, Mocha, Selenium), TDD, BDD, integration and load testing Observability: Logging, tracing, monitoring tools (e.g., Sentry, Datadog, New Relic) System Architecture: Designing scalable, secure, and maintainable More ❯

etc.). Knowledge of performance optimization techniques for web applications. Understanding of SEO best practices for modern front-end development. Experience with testing frameworks (Jest, Mocha, Cypress, Playwright). Strong problem-solving and analytical skills. Ability to work in an Agile/Scrum environment and collaborate across teams. Strong communication More ❯