> Markdown version of [/jobs/ext/348171-senior-app-developer](https://www.wearedevelopers.com/jobs/ext/348171-senior-app-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior App Developer - **Company:** Pets at Home Limited - **Location:** Cheadle, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), IOS Applications, Microsoft Azure, Software Quality, E2e Testing, TypeScript, Firebase, Kotlin, React Native, React Redux, React Testing Library - **Published:** June 19, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=f63e110fef68fee2 ## About the Role * Strong experience building React Native apps (TypeScript, Redux, RTK Query, Navigation, Firebase) * Deep understanding of mobile architecture (state management, APIs, performance, lifecycle) * Experience with testing frameworks and end-to-end testing * A passion for clean, maintainable code and continuous improvement * Strong communication skills with the ability to influence technical decisions * Experience working collaboratively across cross-functional Agile teams * Commitment to accessible, inclusive mobile experiences Nice to have * Exposure to cloud platforms (Azure) * Knowledge of native iOS/Android technologies (Swift, Kotlin etc.), If you're a senior engineer who thrives on ownership, enjoys mentoring others and loves building high-quality mobile experiences, we'd love to hear from you. ## Description * Leading the design and development of complex mobile features in our React Native app * Taking technical ownership of solutions, ensuring performance, scalability and maintainability * Championing engineering best practices across code quality, testing, accessibility and security * Guiding architecture and design decisions within your squad * Writing and maintaining unit and end-to-end tests (Jest, React Testing Library, Maestro) * Collaborating with Product, Design and Engineering teams to deliver seamless app experiences * Proactively identifying risks and supporting smooth, predictable delivery * Mentoring and coaching developers, fostering capability and knowledge sharing ## Related Videos - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Intro to Flutter Development](https://www.wearedevelopers.com/videos/170-intro-to-flutter-development) - [There's an app for that - on the role of cross platform development in the app development ecosystem](https://www.wearedevelopers.com/videos/278-there-s-an-app-for-that-on-the-role-of-cross-platform-development-in-the-app-development-ecosystem) - [Do TypeScript without TypeScript](https://www.wearedevelopers.com/videos/327-do-typescript-without-typescript) - [Unleash your web skills on native!](https://www.wearedevelopers.com/videos/122-unleash-your-web-skills-on-native) - [Why Kotlin is the better Java and how you can start using it](https://www.wearedevelopers.com/videos/661-why-kotlin-is-the-better-java-and-how-you-can-start-using-it) ## Related Articles - [Cross Platform Mobile Development Frameworks to Use in 2025](https://www.wearedevelopers.com/magazine/404-cross-platform-mobile-development-frameworks-to-use-in-2025) - [A Guide to Choosing the Right Tools for App Developers](https://www.wearedevelopers.com/magazine/391-a-guide-to-choosing-the-right-tools-for-app-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)