> Markdown version of [/jobs/ext/1602212-senior-development-engineer-ios](https://www.wearedevelopers.com/jobs/ext/1602212-senior-development-engineer-ios). 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 Development Engineer, Ios - **Company:** Jobtailor - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), IOS Applications, Apple IOS, Mobile Application Development, Code Review, Software Debugging, Systems Integration, Uikit, Swiftui, Ios Frameworks, Backend, Core Data, React Native, Core Animation, Microservices - **Published:** July 27, 2026 - **Apply:** https://www.buscojobs.com.es/senior-development-engineer-ios-en-madrid-ID-364718230 ## About the Role Basic to intermediate knowledge of React Native-understanding of how it interacts with native iOS components and optimizing React Native apps on iOS. - Familiarity with SwiftUI and React Native bridging, allowing native modules to be used in JavaScript, would be nice to have. - Any experience working in a microservices or modular native app architecture would be welcome. - Understanding of Apple's Enterprise Developer Program and MDM app distribution best practices would be ideal. #J-*****-Ljbffr ## Description Responsibilities- Develop, maintain, and improve the iOS native client that supports our React Native app.- Ensure feature parity with existing Android native client.- Collaborate with cross-functional teams, including React Native developers, designers, and backend engineers, to deliver a seamless mobile experience.- Investigate and resolve issues related to iOS native modules and their integration with React Native.- Stay updated with the latest iOS development best practices, frameworks, and technologies.- Assist the team in implementing new React Native requirements within the iOS ecosystem when needed.- Perform code reviews, testing, and debugging to ensure high-quality software.Requirements- Strong expertise in iOS native development (Swift, Objective?C).- Solid understanding of iOS frameworks such as UIKit, Core Animation, Core Data, etc.- Experience integrating third?party libraries and APIs into iOS applications.- Basic to intermediate knowledge of React Native-understanding of how it interacts with native iOS components and optimizing React Native apps on iOS.- Familiarity with SwiftUI and React Native bridging, allowing native modules to be used in JavaScript, would be nice to have.- Any experience working in a microservices or modular native app architecture would be welcome.- Understanding of Apple's Enterprise Developer Program and MDM app distribution best practices would be ideal.#J-*****-Ljbffr ## Related Videos - [SwiftUI In Production](https://www.wearedevelopers.com/videos/134-swiftui-in-production) - [From Zero to Mobile Developer in 45 Minutes With SwiftUI](https://www.wearedevelopers.com/videos/183-from-zero-to-mobile-developer-in-45-minutes-with-swiftui) - [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) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Unsolved mysteries between Usability and Accessibility in iOS](https://www.wearedevelopers.com/videos/737-unsolved-mysteries-between-usability-and-accessibility-in-ios) - [JSX to Live Activity: The Story of Voltra](https://www.wearedevelopers.com/videos/100118-jsx-to-live-activity-the-story-of-voltra) ## 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) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [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) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)