1 to 25 of 75 Jest Jobs in the UK

FullStack Developer

Hiring Organisation
DNS Info Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
Have Financial Services or Banking domain experience Experience with event-driven architectures Kafka or RabbitMQ Terraform or Infrastructure as Code Unit testing frameworks (PyTest, Jest) Qualifications Bachelor's degree in Computer Science, Information Technology, or related field. 5+ years of software development experience. Excellent communication and stakeholder management skills. Preferred ...

Software Engineer

Location
Bristol, England, United Kingdom
similar. Strong debugging, root‐cause analysis and resolution of production issues. Familiarity with unit, integration and end‐to‐end testing tools (e.g. Jest, Playwright). Experience integrating and onboarding 3rd‐party vendors, defining patterns and abstracting APIs. Understanding of microservices and RESTful API development (structuring, documentation, versioning, testing, stubbing/ ...

Fullstack Engineer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £65 per hour
Code, GitHub Copilot, Codex) to generate, test, and refactor code. Testing & Quality: Unit/Integration testing across the stack (JUnit, Mockito, React Testing Library, Jest). Experience monitoring system health (SLIs/SLOs). Qualifications & Experience 7+ years of professional full-stack development experience. Background working in product-oriented, retail ...

Front End Developer (React & Node.js)

Hiring Organisation
Infused Solutions Ltd
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum
problem-solving skills. Experience working within Agile teams. Desirable Skills Next.js GraphQL Azure or AWS Docker CI/CD pipelines Tailwind CSS Material UI Jest, React Testing Library or Cypress What's on Offer £45,000 - £50,000 salary Fully remote working anywhere within the UK Flexible working environment Modern ...

typescript developer for authentication platforms

Location
Greater London, England, United Kingdom
such as OAuth 2.0 and JWT Experience using Git, CI/CD tools such as GitHub Actions, and writing unit and integration tests with Jest Familiarity with security principles including IAM, encryption and networking, alongside observability tools such as OpenTelemetry, Honeycomb or Grafana Nice to have: Exposure to identity ...

Angular Developer, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350 per day + Hybrid
Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest Experience using Claude Code or similar AI-assisted development tools Git, CI/CD and Agile delivery experience Desirable Microsoft Azure Bicep DevOps and deployment automation Cloud ...

Angular Developer, Hybrid

Hiring Organisation
Sanderson
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£300.00 - £350.00 per day
Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest Experience using Claude Code or similar AI-assisted development tools Git, CI/CD and Agile delivery experience Desirable Microsoft Azure Bicep DevOps and deployment automation Cloud ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
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 Contributory ...

Fullstack Java Developer

Location
Greater London, England, United Kingdom
based architecture and design systems. Must have experience using continuous delivery toolsets and following Test-Driven Development (TDD) practices with test automation frameworks (e.g., Jest), experience with Git and CI/CD, experience with Mulesoft is essential. Anypoint Studio, Anypoint Exchange, API Manager, Runtime Manager. Experienced in developing integrations using ...

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 ...

Fullstack Java Developer

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
based architecture and design systems. Must have experience using continuous delivery toolsets and following Test-Driven Development (TDD) practices with test automation frameworks (e.g., Jest), experience with Git and CI/CD, experience with Mulesoft is essential. Anypoint Studio, Anypoint Exchange, API Manager, Runtime Manager. Experienced in developing integrations using ...

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 ...

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 ...

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 ...

Senior Node.js Developer (AWS, HAPI)

Hiring Organisation
Sanderson Recruitment
Location
United Kingdom
Employment Type
Contract
Contract Rate
Up to £562.96 per day + Inside IR-35
activities Help define and refine acceptance criteria Follow secure development practices Required Skills Development Node.js HAPI REST APIs OpenAPI Databases PostgreSQL MongoDB Redis Testing Jest Vitest DevOps & Cloud AWS Docker Git GitHub GitHub Actions Delivery Jira Azure DevOps Agile delivery environments Security OWASP awareness Vulnerability scanning Secure development practices Desirable ...

Frontend Developer

Hiring Organisation
Ncounter
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
TypeScript expertise • Strong JavaScript, HTML and CSS fundamentals, ideally including Tailwind CSS or similar • Experience integrating REST APIs and building secure, production-grade applications • Jest and React Testing Library experience, alongside strong Git-based development practices • Experience building prototypes using Lovable or comparable tools • A good understanding of accessibility, responsive ...

Full Stack Developer Full Stack Developer

Hiring Organisation
Sanderson Recruitment
Location
London, UK
Employment Type
Full-time
Nest.js and TypeScript. Experience with PostgreSQL and REST APIs. Exposure to Microsoft Azure and CI/CD pipelines. Knowledge of testing frameworks such as Jest, Playwright, Cypress or React Testing Library. A collaborative approach with excellent communication skills. Experience mentoring developers or leading technical initiatives. Nice to haveGraphQL.NET ...

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 ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Salford, Greater 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/ ...

Lead Frontend Developer

Location
Birmingham, England, United Kingdom
Bundlers Webpack/Vite/Rspack/Rsbuild/Rollup Module Federation Linting Version Control Git (GitLab) Testing TDD Testing frameworks/libraries (i.e. Jest) Supporting Tools: IntelliJ IDEs VS Code JIRA Confluence GitLab pipelines Lucid Charts Agentic AI assistance from Cursor An idea of the day to day? Work ...

Sr Software Engineer

Hiring Organisation
Wellington Management
Location
London, UK
Employment Type
Full-time
other relevant enterprise technologies (e.g., Java, .Net)7+ years of demonstrated experience designing and developing complex web services using REST, TypeScript, JavaScript/NodeJS, Jest, Java, Python or related technologies5+ years of demonstrated experience designing and developing web applications using HTML5, CSS and modern UI frameworks such as React ...

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

Location
Leeds, 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 ...