Jest Jobs in London

1 to 25 of 45 Jest Jobs in London

Senior Full Stack Engineer

London Area, United Kingdom
FINESSE
cross-platform mobile app development. Design: Experience with prototyping tools (Miro, Figma, Sketch) for rapid iteration of new designs and ideas. Testing: Testing frameworks (Jest, Mocha, Jasmine), Selenium, Cypress, TDD and BDD approaches to ensure code quality and application performance Familiarity with e-commerce best practices, including SEO, payment gateway more »
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Senior Full Stack Engineer

london, south east england, United Kingdom
FINESSE
cross-platform mobile app development. Design: Experience with prototyping tools (Miro, Figma, Sketch) for rapid iteration of new designs and ideas. Testing: Testing frameworks (Jest, Mocha, Jasmine), Selenium, Cypress, TDD and BDD approaches to ensure code quality and application performance Familiarity with e-commerce best practices, including SEO, payment gateway more »
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Senior Consultant-Full stack development with React, NodeJS & AWS

London Area, United Kingdom
Infosys
architect scalable and reusable components and understand component lifecycle in React. State Management deep RESTful APIs and GraphQL Knowledge of testing frameworks such as Jest, Enzyme, Playwright etc. Continuous Integration/Continuous Deployment (CI/CD): Understanding of CI/CD pipelines and deployment strategies for React applications. Personal Excellent more »
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Senior Consultant-Full stack development with React, NodeJS & AWS

london, south east england, United Kingdom
Infosys
architect scalable and reusable components and understand component lifecycle in React. State Management deep RESTful APIs and GraphQL Knowledge of testing frameworks such as Jest, Enzyme, Playwright etc. Continuous Integration/Continuous Deployment (CI/CD): Understanding of CI/CD pipelines and deployment strategies for React applications. Personal Excellent more »
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Senior Front End Javascript Developer

London, United Kingdom
Hybrid / WFH Options
hireful
Experience with working with APIs - Experience of performing code reviews and helping to maintain best practices - Experience of writing unit tests with test frameworks (Jest, Mocha, etc.) Although, we do have a fully dedicated QA team. - Experience with version control (Git, GitHub, GitLab) If all the above sounds like you more »
Employment Type: Permanent
Salary: £70000 - £80000/annum Up to £80K Basic + Benefits Package
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
BPP
and cloud technologies such as Typescript, React, Node.js, Next.js & AWS. You will be an expert in test driven development practices using frameworks such as Jest, Cypress and React Testing Library. You will be passionate about fostering an inclusive environment, supporting the learning and growth of a diverse group of engineers. more »
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Senior Software Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
BPP
and cloud technologies such as Typescript, React, Node.js, Next.js & AWS. You will be an expert in test driven development practices using frameworks such as Jest, Cypress and React Testing Library. You will be passionate about fostering an inclusive environment, supporting the learning and growth of a diverse group of engineers. more »
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Full-Stack Developer

London Area, United Kingdom
Hybrid / WFH Options
Tata Consultancy Services
of building CI/CD pipelines using Jenkins. Experience working with deployment tools like UCD. Hands on experience writing Unit Tests using frameworks like Jest, JUnit etc. Good to have: Strong troubleshooting skills across the entire application stack. A sound understanding of architecture principles and best-practice deployment patterns. Experience more »
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Full-Stack Developer

london, south east england, United Kingdom
Hybrid / WFH Options
Tata Consultancy Services
of building CI/CD pipelines using Jenkins. Experience working with deployment tools like UCD. Hands on experience writing Unit Tests using frameworks like Jest, JUnit etc. Good to have: Strong troubleshooting skills across the entire application stack. A sound understanding of architecture principles and best-practice deployment patterns. Experience more »
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PHP/Wordpress WebDeveloper

London Area, United Kingdom
Hybrid / WFH Options
Global Relay
standards and principles like dependency inversion (SOLID etc). Worked in an Agile environment Web Service API integration Unit testing with Mocha, Jasmine/Jest, React Test What you can expect: At Global Relay, there’s no ceiling to what you can achieve. It’s the land of opportunity for more »
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PHP/Wordpress WebDeveloper

london, south east england, United Kingdom
Hybrid / WFH Options
Global Relay
standards and principles like dependency inversion (SOLID etc). Worked in an Agile environment Web Service API integration Unit testing with Mocha, Jasmine/Jest, React Test What you can expect: At Global Relay, there’s no ceiling to what you can achieve. It’s the land of opportunity for more »
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Full Stack Engineer

London Area, United Kingdom
Initi8 Recruitment
non-technical colleagues. Key Technologies you will encounter: JavaScript, React, ES6, HTML, CSS, REST APIs .NET, C#, MS SQL Material UI, Entity Framework, Highcharts, Jest SVN/Git, IIS 5+ years of professional front-end development experience The Salary, Location, Process Salary Range: £65,000 - £80,000 (based on experience more »
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Full Stack Engineer

london, south east england, United Kingdom
Initi8 Recruitment
non-technical colleagues. Key Technologies you will encounter: JavaScript, React, ES6, HTML, CSS, REST APIs .NET, C#, MS SQL Material UI, Entity Framework, Highcharts, Jest SVN/Git, IIS 5+ years of professional front-end development experience The Salary, Location, Process Salary Range: £65,000 - £80,000 (based on experience more »
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Senior Full Stack Developer

South East London, London, United Kingdom
ADLIB Recruitment
experience working with Node.js and React.js with a deep understanding of both. 3+ years experience developing code with TypeScript. Experience of automated testing (Playwright, Jest or similar). Comfortable with autonomy and ability to learn quickly. Excellent communication and happy to be on site twice a week. A mix of more »
Employment Type: Permanent
Salary: £85,000
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JavaScript Developer

London, England, United Kingdom
BGC Group
ReactJS based Frontend development (other frameworks are fine, but willing to use react): Experience writing unit tests and integration tests for complex web applications (Jest, Puppeteer, Enzyme) Comfortable taking a static design and building it into a new application/feature. Comfortable working with git for source control and familiar more »
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JavaScript Developer

london, south east england, United Kingdom
BGC Group
ReactJS based Frontend development (other frameworks are fine, but willing to use react): Experience writing unit tests and integration tests for complex web applications (Jest, Puppeteer, Enzyme) Comfortable taking a static design and building it into a new application/feature. Comfortable working with git for source control and familiar more »
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Software Engineer

London Area, United Kingdom
ME+EM Ltd
to detail. ● An ability to explain technical concepts to non-technical audiences. Useful Experience: ● NextJS (app router, static rendering, turbo, mono-repo, Vercel) ● Typescript ● Jest ● Storybook (and Storybook testing) ● Playwright ● Contentful ● Algolia ● Datadog (or similar monitoring tools) ● GitHub actions ● Akamai ● GraphQL Employee Benefits: 33 days annual leave for full time more »
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Software Engineer

london, south east england, United Kingdom
ME+EM Ltd
to detail. ● An ability to explain technical concepts to non-technical audiences. Useful Experience: ● NextJS (app router, static rendering, turbo, mono-repo, Vercel) ● Typescript ● Jest ● Storybook (and Storybook testing) ● Playwright ● Contentful ● Algolia ● Datadog (or similar monitoring tools) ● GitHub actions ● Akamai ● GraphQL Employee Benefits: 33 days annual leave for full time more »
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Lead Full Stack Engineer (React/Node) - up to £100k

London Area, United Kingdom
Hybrid / WFH Options
Revolution Technology
you will have the will work alongside others that you can learn form and grow with. Stack: Reactjs, Typescript, Nodejs, AWS, CI/CD, Jest and Mocha What do you need? Previous experience leading tech teams Full Stack experience with Reactjs and Nodejs (Vue, Angular also considered) What’s in more »
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Lead Full Stack Engineer (React/Node) - up to £100k

london, south east england, United Kingdom
Hybrid / WFH Options
Revolution Technology
you will have the will work alongside others that you can learn form and grow with. Stack: Reactjs, Typescript, Nodejs, AWS, CI/CD, Jest and Mocha What do you need? Previous experience leading tech teams Full Stack experience with Reactjs and Nodejs (Vue, Angular also considered) What’s in more »
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Javascript Developer

London Area, United Kingdom
Hybrid / WFH Options
Oakwell Hampton
workshops What they are looking for: 4+ years of experience working with React, JavaScript and Typescript Exposure to automated testing tools and frameworks (e.g. Jest, Playwright) Experience with git and deployment workflows Proactive approach to work Excellent communication and problem-solving skills To learn more about the company and the more »
Posted:

Javascript Developer

london, south east england, United Kingdom
Hybrid / WFH Options
Oakwell Hampton
workshops What they are looking for: 4+ years of experience working with React, JavaScript and Typescript Exposure to automated testing tools and frameworks (e.g. Jest, Playwright) Experience with git and deployment workflows Proactive approach to work Excellent communication and problem-solving skills To learn more about the company and the more »
Posted:

Full Stack Engineer

London Area, United Kingdom
Explore Group
portfolio of successful projects. ● Expert-level proficiency in JavaScript, ReactJS, NextJS, Ruby on Rails, HTML, and CSS. ● Strong experience with testing frameworks such as Jest, Cypress, and RSpec. ● Familiarity with UI/UX design principles and ability to collaborate effectively with design teams. They will be ideally looking for someone more »
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Frontend Developer

Greater London, England, United Kingdom
Eligible.ai
a class component. We use Sass modules for styling our components. We write our tests using React Testing Library, we’ve recently moved from Jest to Vitest as our runner and we’re expanding our Playwright coverage. We respond to Sentry monitoring and resolve issues as soon as possible. Benefits more »
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Frontend Developer

london, south east england, United Kingdom
Eligible.ai
a class component. We use Sass modules for styling our components. We write our tests using React Testing Library, we’ve recently moved from Jest to Vitest as our runner and we’re expanding our Playwright coverage. We respond to Sentry monitoring and resolve issues as soon as possible. Benefits more »
Posted:
Jest
London
10th Percentile
£59,750
25th Percentile
£64,375
Median
£80,000
75th Percentile
£107,500
90th Percentile
£111,250