Senior Development Engineer (iOS) (m/f/x)

Senior Development Engineer (iOS) (m/f/x)

Description

You’ll join the Mobile Platform Core team, helping us to drive our efforts to deliver an innovative mobile client framework to support app development for a variety of solutions as a mobile framework developer.

Key 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.

Skills, Knowledge and Expertise

- 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.

Benefits

- A purpose-driven mission with and for global industry pioneers in tackling complex challenges
- Room for creativity through collaborative teamwork and an open communication culture
- Flexibility and team bonding with our hybrid work options
- Fuel for your growth journey, both personally and professionally
- Sustainable mobility options, promoting eco-friendly commuting solutions
- Fun team events and outings with our integral teams
- Inspiring workspaces in Mannheim and beyond

About osapiens

osapiens develops holistic Software-as-a-Service solutions that help global companies ensure transparency, efficiency, and trust across their entire value chain. Through its cloud platform, the osapiens HUB, the company leverages innovative technologies, including artificial intelligence, to strengthen businesses while promoting human rights, ecological responsibility, and sustainable corporate governance.

Founded in 2018 and headquartered in Mannheim, Germany, osapiens works with around 2,000 companies in over 50 countries across industries such as consumer goods, automotive, fashion, pharmaceuticals, and medical products. The company is backed by Goldman Sachs and Decarbonization Partners, reinforcing its commitment to responsible, sustainable growth.

📌 Senior Development Engineer (iOS) (m/f/x)
🏢 osapiens
📍 Madrid