1 to 25 of 143 Jest Jobs

Lead Fullstack Engineer (Java/JavaScript)

Hiring Organisation
Lloyds Banking Group
Location
Halifax, England, United Kingdom
cloud platforms - Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome. Quality Testing & Automation Experience with automated testing tools like Jest, Cypress, or Pact. Commitment to writing reliable, maintainable, and well-tested code. If you're selected to move forward in our assessment process ...

Senior Fullstack Developer (Java/JavaScript)

Hiring Organisation
Lloyds Banking Group
Location
Edinburgh, Scotland, United Kingdom
cloud platforms - Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome. Quality Testing & Automation Experience with automated testing tools like Jest, Cypress, or Pact. Commitment to writing reliable, maintainable, and well-tested code. If you're selected to move forward in our assessment process ...

REACT Developer

Hiring Organisation
Brightwork Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
software engineering best practices and clean code principles Nice to have Familiarity with Next.js and SSR/SSG Experience with testing frameworks like Jest, React Testing Library or Cypress Awareness of CI/CD tools and pipelines Basic understanding of backend technologies such as Node.js You'll be part ...

Full Stack Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £460 per day
responsive web design. Exposure to AWS technology stacks (serverless applications, Step Functions/Workflows, Lambdas, S3, DynamoDB). Experience writing unit tests with Jest or Jasmine and improving code coverage. Experience in end-to-end automated testing using Playwright. Integration experience with RESTful APIs and microservices. Strong focus on quality ...

Front End Engineer (React/UI)

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
management. Strong understanding of RESTful API integration, authentication, and security practices. Experience with CI/CD pipelines (Azure DevOps or similar) and automated testing (Jest, Cypress). Solid grounding in UX principles, responsive design, and accessibility (WCAG). Confident working within design systems and reusable component frameworks. Collaborate across disciplines ...

Mid-Senior Frontend Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Newton-Le-Willows, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Phone, Tablet). Experience with modern build tools (Webpack, Vite, or similar) and version control (Git). Desired: Experience with TypeScript. Exposure to Cypress, Jest, or other testing frameworks. Experience in design systems or component library architecture. Interest in motion design, or animation frameworks (e.g., Framer Motion). Benefits: Competitive ...

Full Stack Developer (IT) / Contractor

Hiring Organisation
Free-Work UK
Location
Salford, England, United Kingdom
Good exposure of AWS technology stacks for serverless applications, Step Functions/Workflows, Lambdas, S3 bucket, DynamoDB. Experience in writing unit test cases using Jest, Jasmine, improve code coverage. Experience in end-to-end automated testing using Playwright. Integration experience with RESTful APIs and micro-services. Strong focus on quality ...

Senior Software Engineer (Pensions, ISAs & Investments)

Hiring Organisation
Hargreaves Lansdown
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
Springboot, PHP or .Net would also be beneficial, although not essential. 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 ...

Software Engineering Manager - Unified Client Experience (UCX)

Hiring Organisation
Hargreaves Lansdown
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS Figma/Git Testing frameworks : Jest, Cypress, XCTest, Espresso CI/CD pipelines : GitHub Actions, CircleCI, Bitrise Cloud-native architecture : AWS, Docker, Kubernetes Observability tools Interview Process 3 Stage Interview Stage ...

Full Stack Software Engineer

Hiring Organisation
CompuStaff
Location
Galway, Galway County, Republic of Ireland
Employment Type
Permanent
. Create fast, accessible UIs for customer-facing eCommerce experiences. Develop robust APIs ( REST/GraphQL ) and backend services. Write clean, tested code (e.g., Jest, xUnit, NUnit ) and automate delivery with CI/CD. Optimise for speed, scalability, and reliability; integrate third-party services. Build with cloud-native components ( Azure ...

Mid Level Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£53000 - £60000/annum 25 days holiday
DevOps practices including CI/CD pipelines and infrastructure automation. Required Skills TypeScript/Node.js REST APIs (Express, Nest.js, or similar frameworks) Unit testing (Jest or equivalent) Cloud computing (GCP preferred; AWS or Azure experience also valuable) Infrastructure as Code (Terraform or similar) Docker and Compose Continuous Integration tools ...

(SC Cleared) NodeJS Developer - Inside IR35

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Permanent
Salary
Up to £500 per day + Inside IR35
LDDF framework , MOD digital services, or Defence data standards Infrastructure as Code - Terraform or Ansible Experience with MODCloud, AWS, or Azure Testing frameworks: Jest, Mocha, Supertest Familiarity with JSP 440 , NCSC Secure Coding Guidelines , or Defence Digital standards Security Clearance Active SC clearance is mandatory . Candidates eligible ...

(SC Cleared) NodeJS Developer - Inside IR35

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract
LDDF framework , MOD digital services, or Defence data standards Infrastructure as Code - Terraform or Ansible Experience with MODCloud, AWS, or Azure Testing frameworks: Jest, Mocha, Supertest Familiarity with JSP 440 , NCSC Secure Coding Guidelines , or Defence Digital standards Security Clearance Active SC clearance is mandatory . Candidates eligible ...

Senior Frontend Developer

Hiring Organisation
Pathfinder Business Solutions Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
usability standards Wireframing, prototyping, and high-fidelity mock-ups Use of Figma, Sketch or Adobe XD Testing tools such as Cypress, Mocha, Jest, Selenium, Playwright, Docker, Postman Experience in Agile and/or Waterfall environments What's on offer: Work with modern frameworks including both Vue.js and Nuxt.js, with migration ...

Senior Front-End Developer - React

Hiring Organisation
Reed
Location
Seaton Delaval, Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £62,000 per annum, Inc benefits
developers, and stakeholders to deliver user-centric products Integrate APIs and manage CI/CD pipelines Write robust unit tests using tools like Jest Contribute to architectural decisions and technical strategy Support continuous improvement and innovation across the development lifecycle Essential Skills: Expert-level proficiency in HTML, CSS, JavaScript Strong ...

Software Engineer (Lower-Mid Level)

Hiring Organisation
Sanderson Recruitment
Location
South West, United Kingdom
Employment Type
Permanent
Salary
£65,000
Hands-on experience with cloud environments and Infrastructure-as-Code, alongside foundational CI/CD knowledge. Experience working with automated testing tools such as Jest, Cypress or Backstop. Understanding of RESTful APIs, microservices, documentation, versioning and mocking. Experience contributing to code reviews and working within Agile delivery environments. This ...

Front End Software Engineer

Hiring Organisation
Nigel Wright Group
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £80,000 per annum
JavaScript and TypeScript. Experience with modern frameworks such as Vue.js or React (other similar frameworks acceptable). Familiarity with automated testing frameworks (e.g., Jest, Cypress). Experience setting up and maintaining CI/CD pipelines (e.g., GitHub Actions). Experience deploying and configuring cloud environments (Azure or AWS preferred). ...

Senior Front End Developer

Hiring Organisation
Handelsbanken
Location
London, England, United Kingdom
tools, Static/Dynamic code analysis, CI/CD pipelines e.g. Azure DevOps Pipelines) Strong unit testing experience in a React development environment (e.g. Jest, Vite) Company Information Handelsbanken is a relationship bank with a decentralised way of working, a strong local presence thanks to a nationwide network of branches ...

Lead Full Stack Engineer

Hiring Organisation
BIOMETRIC TALENT
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
practices (CI/CD pipelines, Docker, GitHub Actions). Familiarity with frontend tooling such as Vite, ESLint, CSS-in-JS, and testing frameworks like Jest or Cypress. Excellent communication and collaboration skills. Strong leadership skills and the ability to guide teams through technical decisions. A passion for quality, performance ...

Senior Software Engineer

Hiring Organisation
Elsevier
Location
Oxfordshire, England, United Kingdom
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 ...

Senior Frontend Developer

Hiring Organisation
Rentman
Location
Utrecht, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Frontend Developer Deep Experience building modern single-page applications, writing efficient and scalable frontend code using Angular and Typescript. Expertise with testing tools like Jest, Karma, Jasmine, Cypress, Playwright, or Enzyme You care about code quality -writing clean, readable code supported by unit and integration tests Experience in collaborative, multidisciplinary ...

Senior Frontend Developer

Hiring Organisation
develop
Location
Fareham, England, United Kingdom
framework Deep understanding of HTML5, CSS3/SASS, responsive design, and UI best practices Experience integrating with REST APIs Familiarity with testing frameworks (Jest, Vitest, Cypress, etc.) Knowledge of modern build tools (Vite, Webpack, etc.) Nice-to-have: Exposure to Django-based systems Experience with CI/CD for frontend ...

Front End Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £550 per day
e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding ...

Front End Developer

Hiring Organisation
Hays Technology
Location
Edinburgh, Marchmont, City of Edinburgh, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding ...

Full Stack Developer

Hiring Organisation
Loopla
Location
North West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Tailwind CSS and Next.js Comfort with AWS or GCP High level of English language proficiency Clear communicator, strong problem-solver Bonus Skills Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience. Soft skills The successful candidate ...