1 to 25 of 49 Jest Jobs

Mid Level Python Developer/DEVOPS

Hiring Organisation
Futrend Technology, Inc
Location
Bethesda, Maryland, United States
Employment Type
Permanent
Salary
USD Annual
/Aurora, IAM) Databases: MongoDB, PostgreSQL, Oracle, MySQL DevOps: GitLab CI, GitHub Actions, Jenkins, Docker, Kubernetes, Terraform, CloudFormation Testing: Selenium/WebDriver, PyTest, JUnit, Jest Security & Compliance: OAuth2.0, SSO, Zero Trust, Section 508, NIH/FedRAMP-aligned practices Compensation details: 00 PI8ce8ea10a3be ...

Senior Engineer

Hiring Organisation
&Dine
Location
Greater London, England, United Kingdom
handling, loading states Performance – bundle optimisation, code splitting, rendering strategies Accessibility & UX – semantic HTML, responsive design, usability best practice Testing – unit and component testing (Jest, Vitest, Testing Library, Cypress/Playwright) Version control – Git workflows, PR reviews, and collaboration Back-end Experience with some of the following, or a strong ...

Full Stack Software Developer

Hiring Organisation
Genesis Code
Location
England, United Kingdom
demonstrate real-world application experience Experience writing and maintaining automated tests (unit, integration, or end-to-end) using modern testing frameworks such as Jest, React Testing Library, Cypress, or similar to ensure code quality and reliability. Good understanding of REST APIs, Git, and modern development practices Strong problem-solving skills ...

Java Fullstack developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Knutsford, Cheshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£280 - £318 per day
Docker Strong experience in AWS services such as Lamda, Step function and IAM Proficiency in unit testing (Junit 4/5), Karma or Jest, code quality metrics & BDD and TDD approaches. Strong knowledge of relational databases (ideally MS SQL server DB) Strong communication, problem-solving and critical thinking skills with ...

Full Stack Engineer

Hiring Organisation
Hays
Location
Knutsford, England, United Kingdom
Docker • Strong experience in AWS services such as Lamda , Step function and IAM • Proficiency in unit testing (Junit 4/5) , Karma or Jest and code quality metrics & BDD and TDD approach • Strong Knowledge on relational databases (ideally MS SQL server DB) • Strong communication, problem solving and critical thinking skills ...

Senior Fullstack Software Engineer - Java

Hiring Organisation
Cognizant
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Permanent
Nice-to-Have Skills Kubernetes React JS Additional Details Cloud Platform: AWS Frontend involvement: Approximately 25% (React JS and testing tools like Jest). Project Context: Combination of greenfield development and migration from mainframe to microservices. ...

Frontend React Developer

Hiring Organisation
Explore Group
Location
England, United Kingdom
libraries (e.g., Redux, Zustand). Solid experience integrating front‐end apps with RESTful APIs, (GraphQL is a bonus). Experience with testing frameworks (e.g., Jest , React Testing Library ). Comfortable with CI/CD pipelines, version control ( Git ), modern build tools and an eye for performance optimisation. Strong understanding ...

Full Stack Engineer

Hiring Organisation
Redimeer
Location
England, United Kingdom
/CloudFormation/Pulumi are okay) CI/CD (preferably Github Actions, Gitlab pipelines and ArgoCD are okay) Experience with testing frameworks, e.g. Jest, Playwright Nice to have (in order of importance) Kubernetes (very nice to have), Microservice, Tailwind/ShadCN, AWS serverless expertise (Lambda/S3/API Gateway ...

Senior Software Engineer

Hiring Organisation
Expedia Group
Location
England, United Kingdom
Cognito, IOT, Step Functions, EC2, API Gateways Clear understanding of developing UI as well as backend architectures Unit testing frameworks like JSUnit, Mocha, Jasmine, Jest, QUnit, Build and dependency management tools (Ant, Ivy) Should have clear understanding of Continuous Integration and should have used or configured such tools ...

Frontend Developer

Hiring Organisation
Reed
Location
Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£32,000 - £34,000 per annum, Inc benefits
desire to grow as a developer Nice to have (but not essential): Familiarity with cloud platforms (e.g., AWS, Azure) Experience with unit testing (Jest or similar) Exposure to CI/CD or version control tools like Git Interest in modern tooling, accessibility, and UI performance Salary ...

Software Engineer - Pensions, ISA & Investments

Hiring Organisation
Hargreaves Lansdown
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£65,000
TypeScript with React on the front end, IaC, CI/CD Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop). Enjoys learning - you prioritise growing knowledge Experience with CI/CD and Trunk Based Development. Understanding of Microservices & principles of RESTful ...

Senior Software Engineer - Pensions, ISA and Investments

Hiring Organisation
Hargreaves Lansdown
Location
Newport, UK
TypeScript with React on the front end, IaC, CI/CD Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop). Enjoys upskilling others in a team - you prioritise sharing knowledge Experience with integration and onboarding 3rd party vendors, meeting with vendor engineering ...

Senior Software Engineer - Pensions, ISA and Investments

Hiring Organisation
Hargreaves Lansdown
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Part Time
Salary
£80,000
TypeScript with React on the front end, IaC, CI/CD Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop). Enjoys upskilling others in a team - you prioritise sharing knowledge Experience with integration and onboarding 3rd party vendors, meeting with vendor engineering ...

Full Stack Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
TypeScript Strong REST API development skills Experience with C# in enterprise environments Knowledge of CI/CD, cloud infrastructure, and Azure DevOps Experience with Jest or Vitest Join a collaborative, agile team developing data-rich, user-friendly enterprise applications. Erin Associates Ltd acts as an Employment Agency for this vacancy. ...

Front End Developer

Hiring Organisation
Anson Mccade
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
validation, and ARIA accessibility standards. Familiarity with bundlers like Webpack/Rollup and environment configuration. Experience with Node.js, API integration, and JavaScript testing frameworks (Jest, Jasmine). Comfortable working in Agile teams and applying DevOps practices. Strong foundation in Object-Oriented Programming, design patterns, and data structures. Experience with ...

Front End Developer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
validation, and ARIA accessibility standards. Familiarity with bundlers like Webpack/Rollup and environment configuration. Experience with Node.js, API integration, and JavaScript testing frameworks (Jest, Jasmine). Comfortable working in Agile teams and applying DevOps practices. Strong foundation in Object-Oriented Programming, design patterns, and data structures. Experience with ...

Mid-Level Developer – £45,000-£55,000 – Leeds City Centre (Hybrid)

Hiring Organisation
Reed
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum, Inc benefits
Next.js Use modern JavaScript (ES6+), hooks, state management, and functional components Testing, Collaboration & Best Practices Write unit, integration, and functional tests using PHPUnit and Jest Follow PSR-12, SOLID principles, and clean code practices Participate in code reviews, sprint planning, and architecture sessions Collaborate closely with other developers, product teams ...

Junior Java Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Shirley, West Midlands, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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. ...

Junior Java Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Solihull, West Midlands (County), United Kingdom
Employment Type
Permanent, Contract
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. ...

Lead Software Engineer (MongoDB / Node.js / JavaScript)

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
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 Youll Be Working With Node.js, JavaScript/ ...

Senior Front-End Developer (React) - Whitley Bay

Hiring Organisation
Reed
Location
Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£57,000 - £64,000 per annum, Inc benefits
scalable front-end architecture Experience with API integration, cloud platforms, and CI/CD workflows Writing unit tests Modern front end testing frameworks like Jest Ability to mentor colleagues and collaborate effectively Strong understanding of performance, security, and modern engineering patterns Desirable Skills Docker and container-based development Backend ...

Java Developer

Hiring Organisation
Experis
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£80,000
Node 10, Typescript. - Tooling: Gitlab, Jenkins, Maven, Docker, Fortify on Demand or similar, SonarQube or similar - Cypress/Selenium, BDD-Gherkin --> Karate/Cucumber, Jest * Demonstrable evidence of leading and mentoring teams, combined with strong stakeholder management and an ability to communicate effectively at all levels within an organisation. * Able ...

Front End Developer

Hiring Organisation
Anson McCade
Location
England, United Kingdom
ECMA standards. Experience with front-end frameworks and architecting scalable web applications. Strong understanding of DOM complexity, CSS, accessibility standards and ARIA. Experience with Jest, Jasmine or similar test frameworks and a shift-left testing mindset. Practical experience with Git and branching strategies aligned to continuous delivery. Familiarity with Node.js ...

Senior Software Engineer, Frontend

Hiring Organisation
Travelex
Location
England, United Kingdom
React Experience with design systems, component libraries and Storybook Familiarity with state management libraries Experience with the testing pyramid and tools such as Vitest, Jest, Playwright Strong understanding of non-functional requirements (e.g. Accessibility, Security & Performance) Understanding of CI/CD practices and deployment pipelines Proficient with Git version control ...

Software Engineer

Hiring Organisation
Diamond Light Source
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
favourably, but these are not essential: Familiarity with Service-oriented & Microservices architecture Familiarity with Design tools (Figma, Sketch) Exposure to JavaScript testing frameworks e.g. Jest, Vitest, Cypress, Jasmine, etc. Knowledge of CI/CD techniques Experience with GraphQL, OpenAPi spec, JSON Schema & SQL/No SQL databases. Familiarity with MonoRepo ...