1 to 25 of 170 Jest Jobs in England

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 ❯

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 ❯

REST APIs and API documentation (OpenAPI) SQL & NoSQL databases Git, GitLab, CI/CD pipelines Docker & microservices Bonus Points for Experience With: Testing with Jest NestJS framework Jamstack – Gatsby or Next.js RabbitMQ, SOLR, or AWS Java or Vert.X (for those with polyglot experience!) Ways of Working: Agile and squad-based More ❯

REST APIs and API documentation (OpenAPI) SQL & NoSQL databases Git, GitLab, CI/CD pipelines Docker & microservices Bonus Points for Experience With: Testing with Jest NestJS framework Jamstack – Gatsby or Next.js RabbitMQ, SOLR, or AWS Java or Vert.X (for those with polyglot experience!) Ways of Working: Agile and squad-based More ❯

ES6+, React, Redux, Node.js , and related front-end technologies. Experience with RESTful APIs, JSON, WebSockets , and asynchronous programming. Solid understanding of testing frameworks (e.g., Jest, Mocha, Cypress). Knowledge of build tools like Webpack, Babel, or Vite and experience with Git-based workflows. Comfortable working in Agile environments , with tools 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 ❯

agile environment Strong communication skills and a pragmatic, problem-solving mindset Bonus Points Experience with containerization (e.g., Docker, Kubernetes) Knowledge of testing frameworks (e.g., Jest, PyTest) Familiarity with DevOps practices and CI/CD pipelines Experience with cloud services (AWS, GCP, or Azure) Perks & Benefits Generous holiday allowance Pension contributions More ❯

agile environment Strong communication skills and a pragmatic, problem-solving mindset Bonus Points Experience with containerization (e.g., Docker, Kubernetes) Knowledge of testing frameworks (e.g., Jest, PyTest) Familiarity with DevOps practices and CI/CD pipelines Experience with cloud services (AWS, GCP, or Azure) Perks & Benefits Generous holiday allowance Pension contributions More ❯

JavaScript. Solid understanding of core web technologies (HTML5, CSS3). Experience working in cloud-hosted environments, ideally Azure. Familiarity with automated testing frameworks (e.g., Jest, Playwright). A collaborative mindset with a passion for solving real customer problems. Curiosity, initiative, and a drive to continuously learn and adapt. Bonus Points More ❯

practical experience using CI/CD tools. Specifically AWS Code Build and GitHub. Minimum 5 years experience working with testing frameworks such as Cypress, Jest and Enzyme/RTL. Practical experience working with AB testing Technologies (we use Conductrics but experience with other equivalent tools such as AB Tasty or More ❯

with HTML, CSS-in-JS (or SASS), NodeJS, NPM and TypeScript. Experience of using and developing RESTful web services. Experience of web testing frameworks (Jest, Enzyme, Cypress, etc.). Experience working in a git-based CI/CD SDLC environment. Knowledge of data structures, algorithms, and designing for performance. Comfortable More ❯

and experience writing testable code. You’ll need solid experience in Angular, TypeScript and RxJS along with experience in using testing tools such as Jest and Cypress or PlayWright. Additionally, you’ll demonstrate: Sound collaboration skills with the ability to work with business teams to produce pragmatic solutions that work More ❯

and experience writing testable code. You’ll need solid experience in Angular, TypeScript and RxJS along with experience in using testing tools such as Jest and Cypress or PlayWright. Additionally, you’ll demonstrate: Sound collaboration skills with the ability to work with business teams to produce pragmatic solutions that work More ❯

TypeScript, Material UI (v5) MUI, REST APIs, and CSS. Strong knowledge of state management tools (Redux, MobX, etc.). Experience with testing frameworks like Jest and Cypress for unit, integration, and end-to-end testing. Understanding of GIT version control and CI/CD pipelines (e.g., Azure DevOps, GitHub). More ❯

TypeScript, Material UI (v5) MUI, REST APIs, and CSS. Strong knowledge of state management tools (Redux, MobX, etc.). Experience with testing frameworks like Jest and Cypress for unit, integration, and end-to-end testing. Understanding of GIT version control and CI/CD pipelines (e.g., Azure DevOps, GitHub). More ❯

years experience with React, Typescript, State Management (Zustand/Redux) Core front-end skills: HTML, CSS/SCSS, Vanilla JavaScript Experience with Jest or React Testing Library Understanding of performance and accessibility best practices Passion for craftsmanship, clean code, and automation Desirable: Experience with Design Systems/Figma Playwright or More ❯

APIs, web services, source code repositories and change management tools like Git Knowledge of agile development practices and test automation, especially using tools like Jest, Testing Library, and Cypress Strong experience with build processes and release automation, including using DevOps Pipelines, Nexus, SonarQube, and AquaSec Excellent problem solving and analytical More ❯

APIs, web services, source code repositories and change management tools like Git Knowledge of agile development practices and test automation, especially using tools like Jest, Testing Library, and Cypress Strong experience with build processes and release automation, including using DevOps Pipelines, Nexus, SonarQube, and AquaSec Excellent problem solving and analytical More ❯

or GCP, and related technologies (e.g. Kubernetes, Docker and serverless). Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop, Playwright). Experience with CI/CD and Trunk Based Development. Experience with observability tools and practices, including monitoring, logging, and tracing to More ❯

HTML5, CSS3, and IIS Experience with SQL Server, MySQL, CI/CD tools (TeamCity), and source control platforms like GIT Testing frameworks (Xunit, Nunit, Jest, Jasmine) and logging tools (Elasticsearch, Rollbar Sentry) RESTful APIs is a must, knowledge of Cloudflare, AWS, and terraform is a plus If you are passionate More ❯

HTML5, CSS3, and IIS Experience with SQL Server, MySQL, CI/CD tools (TeamCity), and source control platforms like GIT Testing frameworks (Xunit, Nunit, Jest, Jasmine) and logging tools (Elasticsearch, Rollbar Sentry) RESTful APIs is a must, knowledge of Cloudflare, AWS, and terraform is a plus If you are passionate More ❯