26 to 50 of 127 Jest Jobs

Principal Software Engineer

Location
Greater London, England, United Kingdom
Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes Benefits: £: Competitive ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes Please ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes Please ...

Principal Software Engineer

Location
Kingswood, England, United Kingdom
Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes We appreciate ...

Software Engineer

Location
Manchester, England, United Kingdom
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes Role ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes We appreciate ...

Lead Full-Stack Software Engineer

Hiring Organisation
TPXImpact Holdings Plc
Location
United Kingdom
Employment Type
Permanent
Salary
£85,000
Automation: Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing: Experience with automated testing frameworks (e.g. Jest, XUnit) and best practices for ensuring code quality. DevOps Practices: Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication: Able to confidently ...

Principal Software Engineer / Senior Full-Stack Software Engineer

Location
Manchester, England, United Kingdom
OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please ...

Principal Software Engineer

Location
Manchester, England, United Kingdom
OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) Benefits & Work Culture Benefits: Contributory Pension Scheme (up to 10.5% company contribution) 6 times salary ‘Life Assurance’ with pension 25 days holiday (increasing with ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation/Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team We appreciate you may not be an expert in every area above - we can support with training ...

Full Stack Developer

Location
Greater London, England, United Kingdom
modern React patterns Commercial experience building and consuming REST APIs Working knowledge of backend technologies (Node.js, Ruby) Solid understanding of frontend testing (Vitest, Jest) Understanding of clean code within both OOP and FP Experience with PostgreSQL and SQL optimization Proficiency with Git and modern CI/CD practices Understanding ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation/Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team We appreciate you may not be an expert in every area above - we can support with training ...

Software Engineer III- Front End- Web- JPM Personal Investing- Mid Level

Location
Greater London, England, United Kingdom
problem-solving skills. Proactive communicator with owned assignments. Ability to manage time effectively and meet realistic deadlines. Experience with testing frameworks such as Jest or RTL. Understanding of build tools such as Webpack, Vite, Parcel. Understanding of Pre-processors such as SASS, CSS Modules, JS Compilation. Understanding of CI/ ...

Senior AI Consultant - Agentic AI & Generative AI

Location
Brighton, England, United Kingdom
environments. Strong Python (3.10+), TypeScript, JavaScript (ES6+), SQL and Bash. Front-end: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress plus AI product UX patterns such as streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+ ...

Senior Full Stack Engineer - Hybrid

Hiring Organisation
Genesis10
Location
Richfield, Minnesota, United States
Employment Type
Permanent
Salary
USD Hourly
Hands-on experience designing and consuming GraphQL APIs Experience building and maintaining reusable component libraries using Storybook Experience implementing automated testing solutions using Playwright, Jest and React Testing Library Experience creating and maintaining CI/CD pipelines using GitHub Actions/Workflows Solid technical communication skills with business partners ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please ...

Senior AI Consultant - Agentic AI & Generative AI

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
environments. Strong Python (3.10+), TypeScript, JavaScript (ES6+), SQL and Bash. Front-end: React.js, Next.js (App Router & Server Components), Tailwind CSS, ShadCN UI, Redux, Zustand, Jest, Cypress plus AI product UX patterns such as streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+ ...

Agentic / GenAI Consultant / Senior Consultant

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-recoveryBackend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask, RESTful ...

UI / NextJS Developer

Hiring Organisation
DNS Info Ltd
Location
Glasgow, Glasgow City, City of Glasgow, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £450/day Inside IR35
Redux, Zustand, Context API or similar state-management frameworks. Experience with Next.js SSR, SSG and ISR. Experience with Front End testing frameworks such as Jest, React Testing Library or Cypress. Experience with CI/CD and cloud-based application deployment. Understanding of web performance optimization and accessibility standards. Experience Level ...

Full Stack Software Engineer (Java, Spring Boot, Angular, GCP)

Hiring Organisation
HTC Global Services Inc
Location
Livonia, Michigan, United States
Employment Type
Permanent
Salary
USD Annual
Test-First/Test-Driven Development (TDD). Proven experience with Test-Driven Development (TDD). Experience with frontend testing frameworks such as Jest, React Testing Library, Cypress, and Playwright. Experience with backend testing frameworks such as JUnit 5, Mockito, TestContainers, and Spring Boot Test. Proficiency with code-quality tools ...

Senior Node.js Engineer

Location
Greater London, England, United Kingdom
JavaScript, TypeScript, Node.JS and related backend technologies, frameworks. Exposure to a variety of JavaScript frameworks and libraries such as Next.JS, React.JS and testing using Jest, Mocha.JS, Cucumber etc. Experience of using Node.js to create high traffic applications using Express.js, Sails, Koa or similar. Knowledge of microservices development and deployment ...

Software Engineer London HQ

Location
Greater London, England, United Kingdom
solid understanding of their ecosystems. Experience with modern development tools and practices, such as Git, CI/CD pipelines, automated testing frameworks (e.g., Jest, Mocha), and containerisation technologies (e.g., Docker). Knowledge of RESTful API design and development, and familiarity with web services architecture. Ability to write efficient, secure, well ...

Senior Frontend Developer

Hiring Organisation
Rullion Managed Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
Components Material UI (MUI) Radix UI Framer Motion Custom Design Systems APIs & Data GraphQL REST APIs Contentful CMS React Hook Form Zod Testing Vitest Jest Testing Library Playwright Storybook MSW Axe/Pa11y DevOps & Infrastructure AWS Terraform GitLab CI Vercel OpenTelemetry Sentry New Relic Please note: Should your application ...

Senior Software Engineer

Location
Manchester, England, United Kingdom
with relational and non-relational databases such as Oracle and PostgreSQL. Strong focus on automated testing (unit, integration, UI) using frameworks such as JUnit, Jest, Selenium, Cucumber Studio, and Allure. Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field. Personal Attributes Essential: Strong critical thinking ...

Senior Software Engineer (Vue.js/TypeScript) - iGaming

Location
Manchester, England, United Kingdom
design systems (e.g. Storybook) REST and GraphQL API integration Build tooling such as Vite or Webpack Automated testing with tools such as Vitest, Jest, Cypress or Playwright Responsive, accessible UI development (WCAG standards) CSS architecture (e.g. Tailwind, SCSS, CSS Modules) Git and modern software development workflows CI/CD pipelines ...