Senior iOS SDK Engineer (m/f/x)
full-time•Mannheim
About this role
Senior iOS SDK Engineer (m/f/x)
Department: osapiens Hub
Employment Type: Full Time
Location: Mannheim
Reporting To: Head of Hub Engineering
Description
About osapiens
At osapiens, more than 550 talented minds unite around one mission: enabling sustainable growth for businesses worldwide. Founded in 2018 and headquartered in Mannheim, Germany, we have built the AI-driven osapiens HUB - a multi-tenant platform hosting 26 enterprise-grade solutions designed for cross-company collaboration, automation, and compliance. With offices across Europe and the US, we are shaping the future of scalable and secure business technology.
At osapiens, more than 550 talented minds unite around one mission: enabling sustainable growth for businesses worldwide. Founded in 2018 and headquartered in Mannheim, Germany, we have built the AI-driven osapiens HUB - a multi-tenant platform hosting 26 enterprise-grade solutions designed for cross-company collaboration, automation, and compliance. With offices across Europe and the US, we are shaping the future of scalable and secure business technology.
Your Team
Join our Mobile Core Framework team to build and evolve the iOS native layer of our mobile client SDK. You'll design and implement Swift-based APIs that bridge native iOS capabilities to React Native, enabling app developers across the company to build powerful, performant mobile solutions.
Join our Mobile Core Framework team to build and evolve the iOS native layer of our mobile client SDK. You'll design and implement Swift-based APIs that bridge native iOS capabilities to React Native, enabling app developers across the company to build powerful, performant mobile solutions.
Your Responsibilities
- Design, build, and maintain native iOS modules in Swift that expose platform capabilities (offline sync, background processing, device integrations) to React Native applications
- Own the React Native bridge layer, including Objective-C bridging headers and native module architecture
- Optimize SDK performance with focus on memory management, battery efficiency, and startup time
- Stay current with iOS platform evolution (new APIs, Swift language features, Xcode tooling) and integrate relevant capabilities into the SDK
- Build and maintain automated test suites and CI/CD pipelines in Azure DevOps
- Collaborate with app development teams to understand their needs and provide excellent developer experience
- Contribute to SDK documentation and versioning strategy
Your Experience
- Strong proficiency in Swift and the iOS SDK (UIKit/SwiftUI, Core Data, networking, background execution)
- Experience building frameworks, libraries, or SDKs consumed by other developers
- Familiarity with React Native native module development (or willingness to learn quickly)
- Solid understanding of memory management, threading, and performance optimization on iOS
- Experience with Xcode build systems, code signing, and distribution
- English is our working language; fluency in written and spoken English is required
Nice to Have
- Experience with Objective-C and Swift/ObjC interoperability
- Knowledge of TypeScript and React Native architecture
- Experience with offline-first mobile architectures and data synchronization
- Familiarity with CI/CD for mobile (Azure DevOps, Fastlane, or similar)
- Experience with Android/Java and/or Windows/Objective-C development
Join us for this and more...
- 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 global teams
- Inspiring workspaces in Mannheim and beyond
What you'll do
- Design, build, and maintain native iOS modules in Swift that expose platform capabilities to React Native applications. Optimize SDK performance and collaborate with app development teams to enhance the developer experience.
About osapiens
osapiens – one platform for sustainable growth
osapiens develops cloud-based software solutions that empower companies to drive sustainable growth across their entire value chain. With powerful data integration and real-time analytics, osapiens supports companies to consolidate, interpret and act on complex operational data and sustainability metrics.
The osapiens HUB – a scalable, AI-powered platform – combines over 25 solutions to enhance operational efficiency and sustainability in two core areas: Transparency solutions enable companies to map and monitor their entire value chain to mitigate supply chain risks and comply with regulatory requirements such as EUDR, CSRD and CSDDD. Efficiency solutions facilitate operational excellence by streamlining maintenance processes, optimizing asset performance, and enabling efficient planning, scheduling, and field service operations.
Headquartered in Mannheim, Germany, osapiens works with an international team of over 500 employees to support more than 1,800 customers worldwide.
Ready to join osapiens?
Take the next step in your career journey
Frequently Asked Questions
What does a Senior iOS SDK Engineer (m/f/x) do at osapiens?
As a Senior iOS SDK Engineer (m/f/x) at osapiens, you will: design, build, and maintain native iOS modules in Swift that expose platform capabilities to React Native applications. Optimize SDK performance and collaborate with app development teams to enhance the developer experience..
Is the Senior iOS SDK Engineer (m/f/x) position at osapiens remote?
The Senior iOS SDK Engineer (m/f/x) position at osapiens is based in Mannheim, Baden-Württemberg, Germany. Contact the company through Clera for specific work arrangement details.
How do I apply for the Senior iOS SDK Engineer (m/f/x) position at osapiens?
You can apply for the Senior iOS SDK Engineer (m/f/x) position at osapiensdirectly through Clera. Click the "Apply Now" button above to start your application. Clera's AI-powered platform will help match your profile with this opportunity and guide you through the application process.