25 of 25 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 ...

open-source projects Experience with performance monitoring and web vitals optimisation Familiarity with micro-Front End architectures Experience with testing frameworks such as Jest, Cypress, or Playwright Background in delivering digital services within UK central government or the wider public sector SFIA Level 4 - What This Means At SFIA Level ...

Willingness to learn public sector delivery processes and standards Desirable Experience Exposure to containerisation tools such as Docker Familiarity with testing frameworks such as Jest, Cypress, or Playwright Any prior experience working in agile or scrum delivery environments Contributions to open-source projects or a personal portfolio of Front ...

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. ...

open to discussing and honing approaches for our team to improve our working practices. Have experience with test-driven development and mocking libraries (Jest, Mockito) Have experience with creating and updating technical documentation using collaborative tools (Jira and Confluence) Real-world experience of Agile practices and execution (Scrum, Kanban ...

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 ...

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 ...

particular in Sprint Boot) and JS would be advantageous Knowledge of multiple JS frameworks and tools (e.g. React, Angular, Vue, NodeJS, Redux, Typescript, Webpack, Jest) Working experience with MySQL compatible DBs (MySQL, RDS, Aurora, MariaDB) Experience with Docker/Bash/Shell Scripting This role has been deemed Outside IR35 ...

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 ...

SASS, Material UI, Bootstrap Familiarity with OAuth2, JWT, OpenID Connect, and secure frontend design principles Experience with Redux, Webpack, and modern testing frameworks like Jest, Mocha, or Enzyme Track record of delivering applications via CI/CD pipelines and containerised environments (Docker/Kubernetes) Bonus Points For Experience mentoring ...

OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please ...

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

bring (or Required Skills/Qualifications): Back‐end: Java (Spring Boot) and/or Go. Front‐end: React or Vue.js. Testing: JUnit/Jest/Cypress (or equivalent). Tooling: GitLab/Git, Docker, Kubernetes, Helm, GitLab CI/Argo CD/Jenkins, Jira/Confluence. Experience leading agile teams ...

bring (or Required Skills/Qualifications): Back‐end: Java (Spring Boot) and/or Go. Front‐end: React or Vue.js. Testing: JUnit/Jest/Cypress (or equivalent). Tooling: GitLab/Git, Docker, Kubernetes, Helm, GitLab CI/Argo CD/Jenkins, Jira/Confluence. Experience leading agile teams ...

open to discussing and honing approaches for our team to improve our working practices Have some experience of test-driven development and mocking libraries (Jest, Mockito) Be familiar with collaborative documentation tools (Jira and Confluence) Have some real knowledge of Agile practices and execution (Scrum, Kanban) Wanting to learn ...

open to discussing and honing approaches for our team to improve our working practices Have some experience with test-driven development and mocking libraries (Jest, Mockito) Be familiar with collaborative documentation tools (Jira and Confluence) Have some real knowledge of Agile practices and execution (Scrum, Kanban) Wanting to learn ...

responsive design and cross-browser compatibility Experience with state management tools (e.g. Redux, React Query) is beneficial Familiarity with testing tools such as Jest, Vitest, or React Testing Library is a plus A collaborative mindset with strong attention to detail and a proactive approach to problem-solving Why join ...

What were looking for: Experience in mobile development Strong skills in React Native, TypeScript, Redux, React Navigation and Firebase Experience with testing frameworks (e.g. Jest, React Testing Library, Maestro) Solid understanding of mobile development principles (state management, APIs, performance) A collaborative mindset with strong communication and problem-solving skills Passion ...

development experience , ideally within insurance pricing. Experience with C# .Net would be beneficial RESTful APIs and JSON. Automated testing frameworks such as NUnit, Selenium, Jest, Jasmine, Mocha or similar. CI/CD pipelines, DevOps practices and configuration management tools. Delivering scalable, maintainable enterprise software. Working within Agile development environments. Excellent ...

Senior Java + React Developer Location: Glasgow Work Schedule: 3 days per week onsite (Hybrid) Rate: £300 per day outside IR35 Industry: Banking & Financial Services Contract Duration: 20th July 2026 - January 2027 Join a leading ...