1 to 25 of 52 Jest Jobs

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 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 ...

Full Stack Engineer (Drupal)

Hiring Organisation
HCLTech
Location
Groningen, Netherlands
Employment Type
Permanent
Salary
EUR Annual
OAuth2, JWT Cloud: AWS (ECR, S3, IAM) Containers & Orchestration: Kubernetes, Docker, Helm CI/CD & GitOps: GitLab CI/CD, ArgoCD Testing: Jasmine, Karma, Jest Key Skills Strong proficiency in Drupal migration (7 10), including module and theme upgrades Solid experience in Angular for building dynamic, responsive UIs Knowledge ...

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 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 ...

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 ...

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 - 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 ...

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 ...

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 ...

Front End Developer - ReactJS, Redux, Typescript

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£545 - £548/day Up to £545 per day (Inside IR35)
using tools such as Adobe Analytics. Strong understanding of state management principles and routing strategies. Proficient in unit testing and Test-Driven Development using Jest or Vitest. Skilled in Git, GitLab workflows, and managing merge requests. Experienced with NPM Workspaces, pre-commit hooks, and build/package/test processes. ...

Web Developer

Hiring Organisation
Noir
Location
Swindon, Wiltshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
including lazy loading, code splitting, and asset optimisation. Experience consuming secure REST APIs from the browser. Familiarity with front-end testing frameworks such as Jest, React Testing Library, Playwright or Cypress. Solid understanding of modern front-end tooling (e.g., npm/yarn, Vite/Webpack, ESLint/Prettier). Strong ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Bracknell, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
advantageous: Latest versions of .NET AI, Machine Learning JavaScript, TypeScript and associated frameworks Containers, Docker, Kubernetes NoSQL Test tools such as xUnit, Cypress, Selenium, Jest, SoapUI Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy. ...

Principal Full Stack Engineer - React, Typescript, C#, .NET Core, MySQL, AWS Services (serverless)

Hiring Organisation
Smart Sourcer
Location
London, UK
Employment Type
Full-time
Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. Embed testing-first practices (TDD/BDD, contract tests, Jest/RTL, Playwright/Cypress, xUnit/NUnit) to raise code quality. Implement modern CI/CD (GitHub Actions) and Infrastructure as Code (Terraform, CloudFormation ...

Principal Full Stack Engineer React, C#, AWS

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. Embed testing-first practices (TDD/BDD, contract tests, Jest/RTL, Playwright/Cypress, xUnit/NUnit) to raise code quality. Implement modern CI/CD (GitHub Actions) and Infrastructure as Code (Terraform, CloudFormation ...

Principal Full Stack Engineer - React, Typescript, C#, .NET Core, MySQL, AWS Services (serverless)

Hiring Organisation
Smart Sourcer
Location
Slough, Berkshire, UK
Employment Type
Full-time
Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. Embed testing-first practices (TDD/BDD, contract tests, Jest/RTL, Playwright/Cypress, xUnit/NUnit) to raise code quality. Implement modern CI/CD (GitHub Actions) and Infrastructure as Code (Terraform, CloudFormation ...