12 of 12 Contract Jest Jobs in the UK

Nice to Have Event-driven architecture experience (Kafka, async patterns) Observability tools (Prometheus, Grafana, ELK) Frontend security (OAuth2, JWT) Automated testing frameworks (Cypress, Playwright, Jest) Design systems and tooling (Storybook, Figma) Experience in financial services, fintech, or payments environments Reasonable Adjustments: Respect and equality are core values to us. ...

frameworks such as Express). Package Management: Proficiency with NPM . Testing: Strong commitment to Test Driven Development (TDD) and common test frameworks (e.g., Jest, Mocha, Chai). Databases: Experience with both Relational and NoSQL data stores (e.g., PostgreSQL, MySQL, MongoDB, DynamoDB). CI/CD & DevOps: Hands-on experience ...

/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities Build high-quality frontend applications Develop reusable UI components Collaborate across ...

/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities Build high-quality frontend applications Develop reusable UI components Collaborate across ...

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 ...

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 ...

vulnerability management Collaborating with stakeholders and communicating technical concepts clearly Tech stack includes: Node.js, HAPI (web framework) API development (REST, OpenAPI) PostgreSQL, MongoDB, Redis Jest and Lab for testing Git for source control Cloud platforms (AWS, Azure) Docker, Kubernetes, ECS CI/CD tools (Azure DevOps, Jenkins, GitHub Actions) Jira ...

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 ...

performant REST APIs using Node.js and Express Develop responsive Front End applications using Angular and modern JavaScript/TypeScript frameworks Implement automated testing using Jest and maintain high code quality standards Contribute to CI/CD pipelines using GitLab CI/CD and DevOps best practices Work within Agile delivery … with Express.js Frontend development experience with Angular (preferred over other Front End frameworks) Experience with GitLab CI/CD pipelines Automated testing experience using Jest Strong understanding of Agile software delivery practices Desirable Skills Experience with Kong Enterprise Edition (KongEE) Kubernetes experience Exposure to containerised applications and cloud-native architectures ...

code where needed. What we need: Expert full stack development with Node.js and Express Angular on the Front End (preferred over other frameworks) Jest testing GitLab CI/CD Proven experience leading engineering teams, setting standards and mentoring developers Preferred Kong Enterprise (KongEE) Kubernetes, as the programme is containerising applications ...

maintain and optimise PostgreSQL and MongoDB databases - Build secure RESTful APIs and microservices - Optimise application performance, scalability and reliability - Implement automated testing using TDD, Jest and Cypress - Collaborate with Product, QA, Design and DevOps teams - Participate in code reviews and engineering best practice - Support CI/CD pipelines and Docker … experience - Knowledge of PostgreSQL and MongoDB - Experience with Docker, CI/CD and cloud platforms (AWS desirable) - Experience of Agile software development - Knowledge of Jest, Cypress and Test-Driven Development - Excellent problem-solving and communication skills - Comfortable working independently in a remote environment - Passion for developing scalable, maintainable software ...

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 ...