West London, London, United Kingdom Hybrid/Remote Options
Staffworx Limited
Strong production experience with GraphQL - from designing graph, supergraphs, subgraphs resolvers to versioning and evolving APIs. Proven skills in TypeScript and Node.js Back End development. Familiarity with testing frameworks (Vitest, Playwright) for both API and end-to-end testing. Experience with Docker, Helm, YAML, Kubernetes, and cloud-native deployments. Telemetry tools; Prometheus, Grafana, OpenTelemetry, DataDog, APM tools Understanding of infrastructure More ❯
with the ability to collaborate effectively with cross-functional teams and clients. Desirable Experience Experience with headless CMS platforms such as Contentful. Experience of modern tooling such as Vite, Vitest Familiarity with microservices architecture and API development (REST, GraphQL). Experience with mobile app development using React Native. Knowledge of UI component libraries like Material UI, and tools such as More ❯
etc.). Strong knowledge of Docker and cloud-native deployment workflows. Experience with message brokers (Amazon SQS, RabbitMQ, or similar). Solid understanding of testing frameworks: PHPUnit for PHP, Vitest (preferred), or equivalent JS frameworks. Ability to write clean, maintainable, testable, and performant code. Strong collaboration, communication, and decision-making skills. Able to balance technical depth with pragmatic delivery. A More ❯
implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding of RESTful APIs and authentication protocols (JWT, OAuth More ❯
Edinburgh, Marchmont, City of Edinburgh, United Kingdom
Hays Technology
implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding of RESTful APIs and authentication protocols (JWT, OAuth More ❯
Node.js. Lead the design and evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. Champion best practice in code quality, automated testing (Vitest, Playwright) and observability to deliver resilient, maintainable, and production-ready business logic. Drive DevOps excellence by collaborating on CI/CD pipelines (Jenkins, Concourse), containerisation (Docker) and Kubernetes deployments. Mentor … Extensive production experience architecting and delivering complex applications with TypeScript and Node.js . Expert level GraphQL , including advanced API design, schema evolution, performance optimisation. Strong automated testing frameworks like Vitest and Playwright . Proficiency with modern DevOps tooling and cloud-native architecture, including Docker , Helm , Kubernetes . Proven ability to lead technical discussions, influence architectural decisions, drive improvements across a More ❯
Birmingham, West Midlands, United Kingdom Hybrid/Remote Options
Erin Associates
Node.js. Experience working with C# in enterprise environments. Familiarity with cloud computing, infrastructure as code, and CI/CD pipelines. Experience with automated testing tools such as Jest or Vitest Comfortable using Azure DevOPs The Senior Developer will be joining a friendly, agile, and innovative team, based in Birmingham where you will play an integral role in the development of … data-rich, user-friendly applications Keywords: Senior Software Engineer, Fullstack Developer, Node.js, React, TypeScript, C#, REST API, NextJS, Jest, Vitest, CI/CD, Azure DevOPs, Birmingham, West Midlands, Full Stack Engineer, Software Developer Erin Associates Ltd is acting as an Employment Agency in relation to this vacancy. More ❯
Front End Developer - ReactJS, Redux, Typescript London/Remote (Must be UK based) Up to £545 per day (Inside IR35) 3 months My client is an instantly recognisable consultancy who require a Front-End Developer for a high-profile end More ❯
Employment Type: Contract
Rate: £545 - £548/day Up to £545 per day (Inside IR35)
Front End Developer - ReactJS, Redux, Typescript London/Remote (Must be UK based) Up to £545 per day (Inside IR35) 3 months My client is an instantly recognisable consultancy who require a Front-End Developer for a high-profile end More ❯