Birmingham, West Midlands, United Kingdom Hybrid/Remote Options
Erin Associates
development using 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 ❯
Birmingham, West Midlands, United Kingdom Hybrid/Remote Options
Erin Associates
development using 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 Erin Associates Ltd is acting as an Employment Agency in relation to this vacancy. More ❯
RESTful APIs and GraphQL endpoints to provide seamless user experiences. Contribute to architecture discussions, ensuring robust, secure, and performant Front End solutions. Champion testing culture across the team-driving Jest, React Testing Library, Cypress, and Playwright best practices. Mentor and pair with junior developers, sharing best practices in React, testing, and clean code principles. Drive improvements in build and deployment … Vite, Babel, and package management (npm/Yarn/pnpm). Hands-on experience with REST and GraphQL integration in production environments. Proficiency in automated testing frameworks and tools: Jest, React Testing Library, Cypress, or Playwright. Familiarity with CI/CD pipelines, Git workflows, and code review processes that promote quality and collaboration. Awareness of Front End security best practices More ❯
operate as a lean, product-led startup shipping daily across our system. We invest heavily in developer experience: “one command” developer environment setup, TypeScript end-to-end, Biome formatting, Jest + Playwright suites, Storybook UI workflow, and remote caching to keep feedback cycles tight. Role Overview Senior full stack engineer who pairs systems thinking with hands-on delivery; report to … Familiar. Design and ship backend services in our NestJS + Fastify API, including data pipelines feeding our unified hotel profile and marketing automation engine. Safeguard quality through automated tests (Jest unit, Playwright e2e), observability, and iterative refactors that keep the monorepo healthy. Tech Environment TypeScript-first monorepo with pnpm, Node 20+, Turborepo orchestration, Biome linting/formatting, and GitHub Actions … quality gates. Frontend: Next.js 15, React 18, Storybook-driven component development, Playwright e2e coverage. Backend: NestJS + Fastify, background jobs for property data ingestion, Jest coverage per package. Infra & Data: Terraform-managed cloud footprint, interactive scripts for seeding realistic hotel data, emphasis on secure integrations (e.g., PMS providers like Mews). What We're Looking For 7+ years building product More ❯
Leeds, Yorkshire, United Kingdom Hybrid/Remote Options
Cactus IT Solutions UK Ltd
Need Full stack profile with Lead experience - someone with strong Frontend and Back End experience (60% Frontend and 40% Back End work) Job Summary: The Technical Lead will support the development and operation of software solutions through secure tools and More ❯
Colchester, England, United Kingdom Hybrid/Remote Options
Denu Recruit
handling, caching, and data management. Contribute to the modernisation of our existing WPF/XML front-end , helping transition to a scalable React architecture. Write maintainable, testable code using Jest, React Testing Library, and Storybook . Collaborate with Product, Design, and Backend teams to define requirements, scope, and technical solutions. Improve front-end performance, accessibility, and usability , applying pragmatic patterns … fundamentals — accessibility, form handling, and component design. Confident integrating REST APIs and working with async data-fetching libraries like React Query or SWR. Experience writing unit and integration tests (Jest, React Testing Library). Pragmatic approach to state management, performance, and code organisation . Clear communicator who enjoys working collaboratively in an agile team. Bonus points for: Experience modernising legacy More ❯
Stack Software Engineer | London - Hybrid (1-3 Days per Week) 💰 Up to £90,000 + meaningful Stock 📍 London - Fulham (1 - 3 days per week) 🛠️ TypeScript, Node.js, React, PostgreSQL, AWS, Jest/Playwright Here at Burns Sheehan, we’re supporting a seed-funded SaaS business in London that’s building a new product suite for the private equity world. It’s … a Software Engineer. Strong grounding in TypeScript with solid experience across Node.js and React. Comfortable working across the stack and contributing to design and architecture discussions. Experience with PostgreSQL, Jest, Playwright or similar testing tools is helpful. Any DevOps or AWS knowledge is a bonus. Someone who prefers simplicity over unnecessary complexity and enjoys collaborating closely with other engineers. If More ❯
Stack Software Engineer | London - Hybrid (1-3 Days per Week) 💰 Up to £90,000 + meaningful Stock 📍 London - Fulham (1 - 3 days per week) 🛠️ TypeScript, Node.js, React, PostgreSQL, AWS, Jest/Playwright Here at Burns Sheehan, we’re supporting a seed-funded SaaS business in London that’s building a new product suite for the private equity world. It’s … a Software Engineer. Strong grounding in TypeScript with solid experience across Node.js and React. Comfortable working across the stack and contributing to design and architecture discussions. Experience with PostgreSQL, Jest, Playwright or similar testing tools is helpful. Any DevOps or AWS knowledge is a bonus. Someone who prefers simplicity over unnecessary complexity and enjoys collaborating closely with other engineers. If More ❯
Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions More ❯
