26 to 50 of 59 Remote/Hybrid Jest Jobs

Senior Consultant - Agentic AI / Generative AI

Location
Newcastle upon Tyne, England, United Kingdom
projects demand.* Languages & Frameworks: Python (3.10+), TypeScript, JavaScript (ES6+), SQL, Bash · Frontend: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress.* Build AI product UX patterns (streaming, review loops, provenance/citations, long-running tasks, error-recovery* Backend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django ...

Senior Consultant - Agentic AI / Generative AI

Location
Greater London, England, United Kingdom
projects demand.* Languages & Frameworks: Python (3.10+), TypeScript, JavaScript (ES6+), SQL, Bash · Frontend: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress.* Build AI product UX patterns (streaming, review loops, provenance/citations, long-running tasks, error-recovery* Backend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django ...

Full Stack Engineer — React & Node

Location
United Kingdom
Management and Azure DevOps CI/CD• Implement robust error handling, logging and monitoring using Application Insights• Write unit and integration tests using Jest and Playwright, maintaining high test coverage• Participate in code reviews and architecture discussions, contributing to technical decision-making• Work in two-week sprints with daily collaboration ...

Software Engineer

Location
Greater London, England, United Kingdom
frontend security Clear communication and the ability to explain technical choices to technical and non-technical people Nice to have Design system experience Jest, Jasmine, Cypress, Playwright or similar NgRx or Angular signals Web performance optimisation and tools such as Sentry Docker, AWS and modern deployment pipelines Experience in agile ...

Tech Lead Front End Specialist

Location
Greater London, England, United Kingdom
modern frontend tooling (Webpack, Babel, Vite, ESBuild). Knowledge of GraphQL and REST APIs. Experience with unit testing and end-to-end testing (Jest, Cypress, React Testing Library). Strong debugging and performance optimization skills. Nice to Have: Experience with Progressive Web Apps (PWAs) and SSR/SSG techniques. Familiarity ...

Test Engineer - Telecommunications

Location
United Kingdom
such as Cucumber, SpecFlow, Behave or Karate Solid understanding of TDD principles and experience working with developers using frameworks such as JUnit, NUnit, xUnit, Jest or pytest Hands-on knowledge of test automation frameworks (e.g. Selenium, Cypress, Playwright, or similar) Experience with test management tools such as Jira, Xray, Zephyr ...

Senior Full Stack Engineer

Location
United Kingdom
Experience maintaining open source software development is highly preferred. Deep technical understanding of blockchain technologies is also preferred. Experience in testing frameworks like Cypress, Jest, selenium Experience using rapid mockup or design tools like Figma Able to learn new tech where needed and move around the project working ...

UI Engineer

Location
Greater London, England, United Kingdom
Strong track record of end-to-end feature ownership from Figma mocks to app deployment and post-release monitoring. Disciplined approach to automated testing (Jest, React Testing Library, XCTest/Espresso, Playwright/Cypress). Excellent debugging skills across web browsers, native mobile runtimes, device profiles, and network conditions. Product ...

Python Software Engineer

Location
Greater Manchester, England, United Kingdom
TypeScript, Python, Bash Microservices Architecture Kubernetes & Docker React, MUI, NodeJS, ExpressJS CI/CD Pipelines Pub/Sub Messaging Elasticsearch & Kibana PostgreSQL Git Playwright & Jest What You'll Be Doing Working within an agile engineering team, you'll be developing and supporting modern software solutions, contributing to system design, testing ...

Software Engineer

Hiring Organisation
Gold Group Ltd
Location
Salford, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
/Sub) messaging patterns Technologies & Tools Kubernetes React and Material UI (MUI) Node.js and Express.js Elastic Stack, including Elasticsearch and Kibana Playwright and Jest Docker PostgreSQL Git Additional Requirements Alongside strong technical development skills, candidates should demonstrate: Experience providing customer support and resolving technical issues. Ability to produce and maintain ...

Software Engineer

Hiring Organisation
Gold Group
Location
Salford, Greater Manchester, United Kingdom
Employment Type
Contract
/Sub) messaging patterns Technologies & Tools Kubernetes React and Material UI (MUI) Node.js and Express.js Elastic Stack, including Elasticsearch and Kibana Playwright and Jest Docker PostgreSQL Git Additional Requirements Alongside strong technical development skills, candidates should demonstrate: Experience providing customer support and resolving technical issues. Ability to produce and maintain ...

Senior Web Engineer

Location
West of England, England, United Kingdom
keeping automated test coverage high. Robust Automated Testing Strategy: Proven experience building multi-layered test suites—including unit/component tests (React Testing Library, Jest, or Vitest) and end-to-end integration tests (Playwright or Cypress). State Management & Data Architecture: Deep understanding of modern state management, caching, and data ...

Mid-Weight Full-Stack Software Engineer

Location
West of England, England, United Kingdom
experience with Supabase is a plus) 05 Solid understanding of RESTful APIs and web services 06 Experience writing unit, integration and e2e tests with Jest/Vitest and Playwright 07 Comfortable using Git and working within agile delivery 08 Strong problem-solving skills and attention to detail 09 Clear communication ...

Senior Digital Engineer

Location
Bexhill-on-Sea, England, United Kingdom
e.g., JWT). Familiarity with popular frontend development tools such as Node, NPM, CI/CD pipelines, DevOps practices, and performance testing frameworks like Jest and React Testing Library. Experience with performance and memory tuning using relevant tools. Benefits Competitive salary based on experience + Car Allowance. Flexible and hybrid ...

Senior Full-Stack Mobile Developer

Location
City of Edinburgh, Scotland, United Kingdom
styling approaches (e.g. TailwindCSS, Flexbox, Grid) Experience building and maintaining Android applications Experience building and maintaining iOS applications Experience writing unit tests using Jest Experience with Expo for React Native development Experience implementing i18n (internationalisation) for multi-language/multi-region applications Experience working with native mobile features, such ...

Frontend Developer

Location
Leeds, England, United Kingdom
systems (Vercel, GitHub Actions). Experience building or maintaining a design system. Experience with testing libraries and tools (Vitest, React Testing Library, Playwright, Jest). Experience using Tailwind or other utility-based CSS libraries. The stack Next.js React TypeScript Tailwind Typesense ClickHouse Vercel Shadcn/ui Jotai Why work ...

Senior UI Software Engineer

Location
Aylesbury, England, United Kingdom
Proven experience of the Angular UI framework. Worked in an Agile (Scrum) engineering environment. Cross-platform and cross-browser development experience. Experience using the Jest unit test framework. Experience using the Cypress browser testing framework. Company Benefits and Perks We believe that the best solutions are developed by teams ...

Snr Full Stack Python Engineer-Agentic Systems

Location
Greater London, England, United Kingdom
building RESTful and/or tool-based APIs integrating with complex internal/external systems Testing: Experience with automated testing frameworks (e.g., pytest, Jest/React Testing Library) and a quality-first mindset Collaboration: Demonstrated ability to engage directly with business users to scope and refine requirements Domain Knowledge: Familiarity ...

Senior Frontend Engineer - London

Location
Greater London, England, United Kingdom
observability. Tap into (and extend) our Design System to ship polished UI quickly while raising the bar for consistency. Write robust automated tests (Cypress, Jest, React Testing Library) and keep the CI/CD pipeline green. Partner closely with Product, Design, Backend, Infrastructure, and Mobile engineers to take features from ...

Senior Digital Engineer

Location
Leicester, England, United Kingdom
e.g., JWT).* Familiarity with popular frontend development tools such as Node, NPM, CI/CD pipelines, DevOps practices, and performance testing frameworks like Jest and React Testing Library. Experience with performance and memory tuning using relevant tools.**What we offer**Join us and you’ll find a different ...

Full Stack Developer

Location
Manchester, England, United Kingdom
design — Express withOpenAPIor equivalent. Nice tohave: comfort with runtime type validation at trust boundaries — Zod, Yup, or similar. Nice tohave: experience writing unit andcomponenttests — Jest andReactTesting Library,Vitest, or equivalent. Nice tohave: containerisationfundamentals using Docker or an equivalent tool, and general scripting ability in Bash or PowerShell. Highly desirable: experience ...

Full Stack Developer

Location
Belfast City District, Northern Ireland, United Kingdom
design — Express withOpenAPIor equivalent. Nice tohave: comfort with runtime type validation at trust boundaries — Zod, Yup, or similar. Nice tohave: experience writing unit andcomponenttests — Jest andReactTesting Library,Vitest, or equivalent. Nice tohave: containerisationfundamentals using Docker or an equivalent tool, and general scripting ability in Bash or PowerShell. Highly desirable: experience ...

Frontend Developer (Vue.js & React)

Location
Greater London, England, United Kingdom
Livewire Knowledge of Next.js or Nuxt.js Experience with WebSockets and real-time applications Understanding of web accessibility (WCAG) standards Experience with testing frameworks (Jest, Vitest, Cypress) Familiarity with UI/UX design principles Experience building interactive interfaces and modern UIs Competitive salary based on experience Latest development equipment and tools ...

Full Stack Software Engineer 2

Location
Greater London, England, United Kingdom
brands on the planet. Job requirements You must have experience and practical knowledge in: TypeScript Next.js and React Unit testing with libraries like Jest, React Testing Library, or vitest e2e testing tools like Cypress or Playwright Strong problem - solving skills and attention to detail A passion for engineering craft ...

Frontend Software Engineer

Location
Greater London, England, United Kingdom
Query, React Context API) and client-side routing. Experience with common frontend tooling, testing, and CI frameworks (e.g., Vite/Webpack, NPM, ESLint, Jest, Playwright). Familiarity with RESTful APIs, modern integration patterns, and code versioning tools like Git. Enjoys actively participating in a cross-functional product team and takes ...