1 to 25 of 35 Jest Jobs in the UK

TypeScript, HTML5 Cloud & DevOps: AWS Lambda, Step Functions, IAM, Docker, CI/CD pipelines Messaging & Integration: Kafka/MQ Testing: JUnit 4/5, Jest/Karma, BDD/TDD practices Tools: Git, GitLab, IntelliJ IDEA, JIRA Database: MS SQL Server Ways of Working: Agile, automated testing, secure-by-design ...

IntelliJ IDEA, GitLab, Docker. Strong experience in AWS Lambda, AWS Step Functions, AWS IAM. Proficiency in unit testing (JUnit 4/5), Karma or Jest, and familiarity with BDD/TDD. Strong knowledge of relational databases (MS SQL Server preferred). Strong communication, problem solving, and critical thinking skills. Experience ...

Lambda, API Gateway, S3, DynamoDB, Step Functions, Apigee) Proficiency in AngularJS, Jenkins, Karate, Node 10, Groovy, Bash, Typescript. Knowledge of Gherkin, Cypress, Jest Tooling: Gitlab, Jenkins, CloudFormation, Maven, Docker, Fortify on Demand, SonarQube AWS DevOps Engineer certification or above. Understanding of software development lifecycle. Ability to apply secure coding practices. ...

experience with AWS or cloud-based environments Experience with databases such as Oracle or MongoDB Knowledge of TDD and automated testing frameworks (e.g. JUnit, Jest) Experience leading teams and working across cross-functional environments Strong client-facing communication skills Additional desirable experience: Web accessibility standards and tools (e.g. NVDA, WAVE ...

Lambda, API Gateway, S3, DynamoDB, Step Functions, Apigee) Proficiency in AngularJS, Jenkins, Karate, Node 10, Groovy, Bash, Typescript. Knowledge of Gherkin, Cypress, Jest Tooling: Gitlab, Jenkins, CloudFormation, Maven, Docker, Fortify on Demand, SonarQube AWS DevOps Engineer certification or above. Understanding of software development lifecycle. Ability to apply secure coding practices. ...

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 ...

accessibility issues detected through screen-reader and keyboard-only testing. (Required). Testing: Solid knowledge defining unit/integration tests with Vitest or Jest and React Testing Library . (Required). Creating and managing mocks and stubs (e.g. MSW - Mock Service Worker , vi.mock), simulating behaviors and responses for different test ...

work with a variety of technologies. You'll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node.js, Jest, Cypress Ruby (non-Rails environment) - nice to have AWS: EC2, ECS, Lambda, S3, SQS Databases: MongoDB & PostgreSQL They are looking for someone who is: Proactive ...

work with a variety of technologies. You’ll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node, Jest, Cypress Ruby (non-Rails environment) – nice to have AWS: EC2, ECS, Lambda, S3, SQS Databases: MongoDB & PostgreSQL They are looking for someone who is: Proactive ...

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 ...

both front end (React or similar) and back end (Node/Express, tRPC, GraphQL or REST). • Familiar with modern testing frameworks (Playwright, Cypress, Jest, Vitest, etc.). • Comfort with Git-based workflows, CI tools and package managers. • Eagerness to dive into AWS, Terraform, observability stacks and LLM integrations ...

both front end (React or similar) and back end (Node/Express, tRPC, GraphQL or REST). • Familiar with modern testing frameworks (Playwright, Cypress, Jest, Vitest, etc.). • Comfort with Git-based workflows, CI tools and package managers. • Eagerness to dive into AWS, Terraform, observability stacks and LLM integrations ...

both front end (React or similar) and back end (Node/Express, tRPC, GraphQL or REST). • Familiar with modern testing frameworks (Playwright, Cypress, Jest, Vitest, etc.). • Comfort with Git-based workflows, CI tools and package managers. • Eagerness to dive into AWS, Terraform, observability stacks and LLM integrations ...

processors like SASS/LESS Familiarity with modern build and tooling ecosystems such as Vite, Webpack or similar Experience with frontend testing using Jest, React Testing Library, Cypress or Playwright A passion for UI performance, quality, and delivering clean code Bonus Points For Exposure to Vue, Angular, or Next.js ...

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

projects demand. Languages & Frameworks: Python (3.10+), TypeScript, JavaScript (ES6+), SQL, Bash · Frontend: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress. Build AI product UX patterns (streaming, review loops, provenance/citations, long-running tasks, error-recovery Backend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django ...

native deployment pipelines Essential Skills Active SC Clearance Strong commercial experience with Node.js REST API and OpenAPI development HAPI framework experience PostgreSQL MongoDB Redis Jest and unit testing frameworks Git version control Docker and Kubernetes AWS and/or Azure cloud platforms CI/CD using Azure DevOps, Jenkins ...

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 ...

experience with: TypeScript and Node.js Backend API development, ideally with Express, Nest.js or similar MongoDB and/or relational databases Unit testing, such as Jest or similar Cloud platforms, with GCP useful but not essential Docker and Docker Compose CI/CD or continuous delivery environments Infrastructure as code, ideally ...

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 ...

wider JavaScript/TypeScript ecosystem Express.js and/or Fastify RESTful API design AWS or similar cloud platforms Microservices architecture Testing frameworks (Vitest, Jest, Mocha, etc.) CI/CD pipelines & DevOps practices GitHub workflows Observability tools (e.g., DataDog) Docker/Kubernetes Tech Stack You’ll Be Working With Node.js, JavaScript ...

reactive programming paradigms Architecture: Strong understanding of micro-frontends and Single Page Applications (SPA) Testing: Hands-on experience with React Testing Library/Jest for unit and integration testing UI Automation (Good to Have): Exposure to frameworks like Playwright or Cypress Desired Experience Experience working on financial services or trading ...

equivalent experience. Strong skills in React, TypeScript, Node.js and modern JavaScript. Experience building APIs using REST or GraphQL with PostgreSQL. Testing tools such as Jest, Cypress or React Testing Library. Worked in an Azure cloud environment with CI/CD pipelines Stronger together We do our best work when were ...

technical decisions Leverage Generative AI tools to enhance productivity and decision-making Current technologies include: 🗃 Python 🗄️ PostgreSQL, BigQuery, MySQL 🎨 TypeScript, React, styled-components 🔧 Jest, React Testing Library, Cypress, pytest ☁️ AWS, GCP 🚀 ECS Fargate, Docker, Terraform, GitHub Actions Key principles include: 💬 Collaborate – Mission-driven teams working towards shared goals ✅ Outcome-focused ...

client **Please note this role falls INSIDE IR35** Job Description: * Node.js * API development - REST, OpenAPI * Web development - HAPI * Databases - PostgreSQL, MongoDB, Redis * Unit testing - Jest, Lab * Source Control – Git * Cloud hosting - Azure/AWS * Containerisation - Docker, Kubernetes, ECS * CI and release - ADO, Jenkins, Github Actions * Work Management - Jira, ADO Responsibilities ...