Jest Job Vacancies

326 to 350 of 360 Jest Jobs

Back End Developer

London Area, United Kingdom
Stealth AI Startup in Capital Markets
future onboarding and scaling Our Tech Stack -We use TypeScript and Node.js -Our data infrastructure includes PostgreSQL with pgvector, Redis, and BullMQ -We use tRPC, Express, Kysely, Vitest, and Jest -We deploy using Docker, Fly.io, and Vercel -We integrate with large language model APIs including OpenAI and Anthropic -We use GitHub Actions for continuous integration Nice to Have -Experience working More ❯
Posted:

Back End Developer

City of London, London, United Kingdom
Stealth AI Startup in Capital Markets
future onboarding and scaling Our Tech Stack -We use TypeScript and Node.js -Our data infrastructure includes PostgreSQL with pgvector, Redis, and BullMQ -We use tRPC, Express, Kysely, Vitest, and Jest -We deploy using Docker, Fly.io, and Vercel -We integrate with large language model APIs including OpenAI and Anthropic -We use GitHub Actions for continuous integration Nice to Have -Experience working More ❯
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Senior Frontend Engineer

London, England, United Kingdom
SOLANA FOUNDATION
you have: 5+ years of experience in frontend teams, ideally using ReactJS, JavaScript/TypeScript and NextJS in a full stack environment Experience with testing with tools such as Jest, React Testing Library, Playwright Natural ability to write clean and elegant code whilst being diligent and pragmatic in equal measure Experience utilising all the latest cloud, CI/CD, APIs More ❯
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Senior Frontend Developer

London, England, United Kingdom
Motorola Solutions
initiative. Loves staying up to date on technology and is happy to suggest short-term and long-term improvements. Has experience testing applications and using frameworks such as vitest, Jest, Mocha, or Cypress. Can suggest new ideas to the team to help us improve the product, and as developers. Is proficient in English and good communicator. Preferred skills Experience using More ❯
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Senior Frontend Developer

Uxbridge, England, United Kingdom
Motorola Solutions
initiative. Loves staying up to date on technology and is happy to suggest short-term and long-term improvements. Has experience testing applications and using frameworks such as vitest, Jest, Mocha, or Cypress. Can suggest new ideas to the team to help us improve the product, and as developers. Is proficient in English and good communicator. Preferred skills Experience using More ❯
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Senior Full Stack Engineer

London, England, United Kingdom
Hybrid / WFH Options
Purple Dot
like Shopify. Experience with analysing data and building data-heavy features, or working on data warehousing and data analysis tooling. Experience managing large automated test suites, using tools like Jest and Cypress. Benefits Equity options so that you can share in Purple Dot’s success. £1500 per year to work out of our US office for a week. £1000 per More ❯
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Senior Backend Engineer

London, England, United Kingdom
Hybrid / WFH Options
MoonPay
partnering closely with product managers What you be working with Typescript React and NextJS Node.js TypeORM, TypeDI, TypeGraphQL and routing-controllers Google Cloud Platform Postgres Redis Bull DataDog GitHub Jest Most importantly , though, you will embody the core principles that everyone here at the MoonPay lives by. Our “BLOCK Values” are at the heart of everything we do - and they More ❯
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Senior FE Developer - Angular - Cambridge

Cambridge, Cambridgeshire, England, United Kingdom
Mayflower Recruitment Limited
If you're an experienced engineer with extensive knowledge about Frontend Web development, who also has a passion for building delightful user experiences, join us! As an Angular/TypeScript Software Engineer, you will be responsible for building front end More ❯
Employment Type: Full-Time
Salary: £65,000 - £75,000 per annum
Posted:

Software Development Manager

London, England, United Kingdom
JAM IT Consultancy Ltd
versions. Experience in developing containerized applications with Docker and using orchestration such as Kubernetes. Experience in NoSQL databases such as ElasticSearch. Experience in using test tools such as xUnit, Jest, Cypress, Selenium Web Driver, SoapUI, or Burp Suite. #J-18808-Ljbffr More ❯
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Full Stack Engineer

London, England, United Kingdom
Hybrid / WFH Options
Data Science Festival
Advanced knowledge of React and TypeScript Experience with React state management (Redux, RTK) Strong understanding of backend development with Node.js Proficiency with MongoDB Experience writing unit and integration tests (Jest, React Testing Library) If you would like to be considered for the role and feel you would be an ideal fit with our team then please send your CV to More ❯
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Full Stack Engineer

Milton Keynes, Buckinghamshire, England, United Kingdom
Hybrid / WFH Options
Addition
Strong experience with Java, Spring Boot, and React Ideally, prior experience working with HubSpot Solid understanding of Test-Driven Development (TDD) with tools such as Cypress, JUnit, Cucumber, and Jest How you’ll be rewarded: Bonus! Hybrid Working Pension Work with cutting edge technologies Opportunity to work for a recognised company Great social events! This is an excellent opportunity for More ❯
Employment Type: Full-Time
Salary: £85,000 - £90,000 per annum
Posted:

Staff PHP Engineer

London, England, United Kingdom
Hybrid / WFH Options
Lendable Ltd
Our Tech Stack**Backend* PHP 8* Symfony* AWS* MySQL* RabbitMQ* Docker* KubernetesOther* Jenkins and Github Actions - we deploy to production as soon as we finish a feature * Behat, PHPUnit, Jest, Selenium and Detox for automated testing**What we’re looking for*** Strong, modern PHP development experience (PHP 8.0+ is a must)* A good understanding of a modern PHP framework like More ❯
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Senior Frontend Engineer

Bracknell, Berkshire, United Kingdom
Menlo Security, Inc
company in a developer role Deep understanding of TypeScript, including its type system and advanced features. Extensive experience with AngularJS Strong knowledge of modern frontend development practices, including testing (Jest), build tools (Webpack), and UI/UX principles. Experience designing and implementing scalable web application architectures. Familiarity with RESTful APIs and API design principles. Experience with Agile development methodologies (e.g. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software engineer

Knutsford, Cheshire, United Kingdom
Barclays
To be successful as aSoftware Engineer, you should have : Proven ability to build, reuse, and manage React components. Skilled in modern frontend tools: Webpack, NPM, and testing frameworks (RTL, Jest, Stryker). Experience writing comprehensive tests, performing code reviews, addressing technical debt. Other highly valued skills include : Knowledge of TypeScript, CSS-in-JS & Component Libraries. Experience in performance and accessibility More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Implementation Engineer

London, England, United Kingdom
Hybrid / WFH Options
Limio Ltd
self-sufficient in using the Limio platform and resolving common technical issues. The Technology Our applications, managed by the separate Roadmap team, run on the following tech stack: Testing: Jest, React Testing Library, Mock Service Worker APIs: REST DevOps: AWS Serverless Technologies, Terraform, Docker About You You should apply if: You have at least 6 months of professional experience with More ❯
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Senior Frontend Engineer Edinburgh, United Kingdom £50,000 - £100,000 per year

Edinburgh, United Kingdom
Ember Core Ltd
including booking tickets, tracking buses, controlling chargers, calculating ETAs, monitoring traffic and keeping passengers informed. We rely on the following tools and technologies: React and Typescript for our frontend Jest for tests SwiftUI for our Driver iOS App Python for our backend code Postgres for data storage Redis for caching Kafka for stream processing AWS, Terraform, GitLab CI/CD More ❯
Employment Type: Permanent
Salary: GBP 50,000 - 100,000 Annual
Posted:

Senior Front-End Engineer (Visa Sponsorship and relocation to the UK offered)

London, England, United Kingdom
Hybrid / WFH Options
MoonPay
closely with product managers What you will be working with Typescript React and NextJS Node.js TypeORM, TypeDI, TypeGraphQL and routing-controllers Google Cloud Platform Postgres Redis Bull DataDog GitHub Jest Most importantly , you will embody the core principles that everyone here at MoonPay lives by. Our “BLOCK Values” are at the heart of everything we do - and they are: B More ❯
Posted:

Lead Engineer

London, England, United Kingdom
Hybrid / WFH Options
Save My Exams
SEO), eg programmatic pages, front-end performance, best practices. Experience designing and running experiments. Experience developing CI/CD and deployment pipelines (e.g. GitHub Actions, AWS/Google Cloud, Jest). Working for a fast-growing, bootstrapped education company is a rare opportunity to build a hugely impactful and sustainable business. Our positions are challenging, but also come with amazing More ❯
Posted:

Front End Engineer (NextJS)

London, England, United Kingdom
Hybrid / WFH Options
National History Museum
experience building modern, component-driven applications using React and Next.js. You understand the importance of accessibility, performance and testing and bring practical knowledge of using tools such as Tailwind, Jest, Cypress and Storybook in a production environment. You are familiar with CI/CD pipelines, Git-based workflows and collaborative software development practices. You are comfortable writing tests, updating documentation More ❯
Posted:

Senior Product Engineer

London, England, United Kingdom
Hybrid / WFH Options
9fin
implement user & system metrics and observability as you go to continually learn, assess and improve 9fin’s platforms and products. Our Tech Stack React via Typescript & Vite React query Jest, React Testing Library, Playwright Production workloads on AWS using ECS & lambda serverless functions & event based architectures. Typed Python for APIs & Data. Flask & FastAPI We Postgres! About You This role will More ❯
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Angular/Typescript Engineer

Cambridge, England, United Kingdom
Ansys
Requisition #: 16325 Our Mission: Powering Innovation That Drives Human Advancement When visionary companies need to know how their world-changing ideas will perform, they close the gap between design and reality with Ansys simulation. For more than 50 years More ❯
Posted:

Staff Software Engineer

London, United Kingdom
Ravio Technologies Ltd
senior level contributions in TypeScript React Node PostgreSQL Bonus points for experience in high velocity and technically challenging roles Our tech stack Frontend React Typescript GraphQL (Apollo Client) Playwright Jest Storybook + Chromatic Mantine GCP (Cloud Run) Backend Typescript PostgreSQL GraphQL Yoga Jest Auth0 GCP (Cloud Run, Cloud SQL, Cloud Storage + more) All the other good stuff GitHub Actions More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mobile Developer

England, United Kingdom
Hybrid / WFH Options
Harvey Nash Group
over 2 year's experience coding in JavaScript. Key Skills Required Have knowledge and experience with JavaScript, React Native and Typescript. You must be experienced in testing, preferably using Jest or Detox. Have experience developing both Android and iOS applications. Have an analytic and problem-solving mindset. Have experience delivering in an Agile Methodology. This role is mostly remote, with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mobile Developer

Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Hybrid / WFH Options
Harvey Nash
over 2 year's experience coding in JavaScript. Key Skills Required Have knowledge and experience with JavaScript, React Native and Typescript. You must be experienced in testing, preferably using Jest or Detox. Have experience developing both Android and iOS applications. Have an analytic and problem-solving mindset. Have experience delivering in an Agile Methodology. This role is mostly remote, with More ❯
Employment Type: Permanent
Salary: £40000 - £50000/annum excellent benefits
Posted:

Frontend Developer - React

London, England, United Kingdom
Hybrid / WFH Options
Acurable
with ES2016+ and asynchronous programming concepts. You have good knowledge of React and are familiar with other frameworks. You like and have knowledge of testing with tools such as jest, testing library and/or cypress. You are familiar with responsive applications and have knowledge of css. You are passionate and like to keep up to date with different technologies. More ❯
Posted:
Jest
10th Percentile
£47,500
25th Percentile
£55,938
Median
£65,000
75th Percentile
£88,125
90th Percentile
£134,099