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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Developer - **Company:** Tendable limited - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Application Performance Management, Microsoft Azure, Cloud Computing, Software Quality, Code Review, Continuous Integration, Software Design Patterns, Monitoring of Systems, PostgreSQL, Node.Js, Object-Oriented Software Development, Ruby, Responsive Web Design, Web Application Security, Openapi, Datadog, Sql Optimization, Tailwind, ReactJS, Caching, Backend, Git, Material UI, Playwright, Free and Open-Source Software, Front End Software Development, JestJS, Restful APIs, Terraform, New Relic (SaaS), Docker - **Published:** September 10, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=96b92318e4bab9f2 ## About the Role * 5+ years of full stack development with frontend expertise, owning and building features end-to-end * Strong proficiency in React, including state management and 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 of web security and performance best practices * Experience with cloud platforms (AWS, GCP, or Azure) * Familiarity with containerization using Docker Nice to have: * Experience with React-router v7, Prisma, better-auth, Amplitude, Storybook, TailwindCSS and Playwright * Knowledge of caching strategies and state management * Familiarity with healthcare or regulated industries * Experience with monitoring tools (New Relic, DataDog, Coralogix) * Background job processing experience * Open-source contributions * Understanding of analytics and data-warehousing design patterns and best practices * Strong working knowledge of Terraform Professional Qualities: * Clear communication skills across technical and non-technical teams * Self-driven with strong initiative * Excellent problem-solving abilities * Team-oriented mindset * Commitment to code quality and best practices * Adaptable learning approach to new technologies ## Description Based in London office (Holborn) up to 3 days a week, remote or customer visits for the remainder of the week., At Tendable, we're looking for a Full Stack Developer with strong frontend expertise to help build and maintain our healthcare platform. Working within our cross-functional product and engineering team, you'll primarily focus on creating exceptional user experiences while supporting backend development needs. Core Responsibilities * Design and implement modern, responsive user interfaces using React and related frontend technologies * Build reusable component libraries and maintain frontend architecture * Build and optimize PostgreSQL database queries and schema designs * Optimize application performance and user experience * Participate in code reviews and technical design discussions * Troubleshoot issues across the full stack * Integrate third-party services and APIs within the full stack * Work with the product team to transform healthcare requirements into technical solutions * Maintain technical documentation and API specifications ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) ## Related Articles - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025)