1 to 25 of 31 Jest Jobs

Lead Software Engineer (Node)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £525 per day + Inside IR-35
experience with Node.js API development using REST and OpenAPI Web application development using HAPI Database expertise across PostgreSQL , MongoDB , and Redis Unit testing with Jest and Lab Source control using Git Cloud platform experience in AWS and/or Azure Containerisation technologies including Docker , Kubernetes , and ECS CI/ ...

Full Stack Developer

Hiring Organisation
Methods Consulting
Location
London, UK
Employment Type
Full-time
Services, AKS, and storage. Experience developing and consuming APIs and managing data exchange between systems. Familiarity with CI/CD pipelines, testing frameworks (JUnit, Jest, Cypress), and Git workflows. Awareness of secure coding practices, authentication (OAuth/OIDC), and identity management. Strong collaboration and problem-solving skills in multidisciplinary teams. ...

Lead AI Engineer

Hiring Organisation
FDM Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Terraform or Bicep. Strong experience with REST APIs, FastAPI or Express, relational and NoSQL databases, automated testing with tools such as pytest and Jest, secure coding, OAuth 2.0 or OpenID Connect, role-based access control and production observability. ...

Lead Fullstack Software Engineer - Java, Springboot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
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, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Full Stack Engineer (Python, React and AWS)

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
tested at interview. React: * Strong hands-on React with TypeScript * Micro Frontends using Module Federation * Reusable components, state and API data handling * Testing with Jest, React Testing Library or Cypress * Accessibility and performance Python: * Strong hands-on Python building production services * APIs consumed by React front ends * Serverless Python ...

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 ...

Senior Consultant - Agentic AI / Generative AI

Hiring Organisation
Capgemini
Location
Cheshire West and Chester, United Kingdom
Employment Type
Full Time
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 ...

UI Frontend Lead Engineer - Adobe Experience Manager

Hiring Organisation
Cubes Tech
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
accessibility (WCAG), SEO and responsive design. Manage CI/CD pipelines using GitHub Actions, Azure DevOps, Jenkins or equivalent tools. Implement testing strategies using Jest, React Testing Library, Playwright or Cypress. Work with AWS cloud environments and collaborate with architects, UX/UI designers and engineering teams. Provide hands ...

UI Frontend Lead engineer - AEM & AI

Location
London, United Kingdom
frontend CI/CD practices using GitHub Actions, Azure DevOps, Jenkins, or equivalent platforms. Establish unit, integration, and end-to-end testing strategies using Jest, React Testing Library, Playwright, or Cypress. Drive Core Web Vitals improvements, bundle optimization, caching, and rendering strategies. Establish frontend code quality, security, and observability standards. ...

UI Frontend Lead engineer – AEM & AI

Hiring Organisation
LANCESOFT LTD
Location
south east england, united kingdom
frontend CI/CD practices using GitHub Actions, Azure DevOps, Jenkins, or equivalent platforms. Establish unit, integration, and end-to-end testing strategies using Jest, React Testing Library, Playwright, or Cypress. Drive Core Web Vitals improvements, bundle optimization, caching, and rendering strategies. Establish frontend code quality, security, and observability standards. ...

Software Engineer

Hiring Organisation
Raytheon UK 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

Location
United Kingdom
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

Hiring Organisation
Raytheon
Location
London, United Kingdom
Salary
0
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 ...

Senior Software Engineer

Location
United Kingdom
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 ...

Senior Software Engineer

Hiring Organisation
Raytheon UK Ltd
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 ...

Senior Software Engineer

Hiring Organisation
Raytheon
Location
London, United Kingdom
Salary
0
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

Hiring Organisation
Raytheon UK Ltd
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
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 ...

Front End Engineer

Hiring Organisation
Accenture
Location
London, England, United Kingdom
scalability, including optimising Core Web Vitals Security best practices, secure coding and privacy awareness Unit, integration and end-to-end automated testing (e.g. Jest, Playwright or Cypress) CI/CD setup and maintenance Debugging and complex problem-solving Accessibility best practices Client-facing or leadership consulting experience, including engaging stakeholders ...

JavaScript Developer - React / TypeScript

Hiring Organisation
Ncounter
Location
London, UK
Employment Type
Full-time
HTML and CSS fundamentals, including responsive and accessible design Experience building secure applications and integrating frontend services with APIs Strong testing experience, ideally including Jest and React Testing Library Comfortable working with Git-based development, CI/CD and modern engineering practices Experience within consultancy, government, law enforcement or similarly ...

Software Developer Apprentice

Hiring Organisation
Get Staffed Online Recruitment
Location
Woking, Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
requests and take part in code reviews Build accessible interfaces that meet WCAG 2.2 AA. Write unit tests and Playwright tests, PHPunit, Vitest/Jest Identify the cause of bugs and implement bug fixes Support Deployment to customer and internal environments Write secure code that protects users, including against cross ...

Software Engineer

Hiring Organisation
Bright Purple
Location
Remote UK, Bath, Somerset, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
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 ...

Senior Mobile and Frontend Software Engineer

Hiring Organisation
Zest Eco Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
memory usage Optimising lists (FlatList, SectionList) Managing animations and gestures efficiently Analytics, crash reporting, and monitoring (Firebase, GA) Testing & Quality: Unit testing with Jest Use of linting and formatting tools (ESLint, Prettier) Build, Release & Tooling: Git-based version control workflows CI/CD for React Native apps (via ADO) Experience ...

React Native Developer

Hiring Organisation
Colossus Recruitment Ltd
Location
Sutton Coldfield, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
Services (EAS Build). Over-the-Air (OTA) updates. Experience working with maps, location services, camera integrations or push notifications. Testing frameworks such as Jest or Playwright. Monitoring tools such as Sentry. Exposure to PHP or Laravel. Experience working within Agile teams using Jira. Experience leveraging AI tools to improve ...

App Developer

Hiring Organisation
UK Management College
Location
City, Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP 32,000 - 35,000 Annual
Proficiency in Python, including machine learning libraries such as PyTorch or scikit-learn, and experience of large language model APIs. Competence in automated testing (Jest and pytest) and in Git and GitHub, including code review. A secure and careful approach to the handling of personal data. The ability to work ...