Jobs in Germany
Frankenthal
We are expanding our team and are looking for one more Senior iOS Engineer with a Swift & Kotlin Multiplatform background to join our team on 01.01.2026
Location: Remote (only Germany-based, please)
CUJU is on a mission to redefine the future of sport through cutting-edge technology. Backed by leading investors and partnered with elite football clubs worldwide, our platform harnesses AI, advanced analytics, and digital networking to empower athletes and revolutionize talent development.
Your Mission: As an experienced iOS Engineer, you'll play a key role in refactoring and evolving CUJU's flagship iOS app. You'll collaborate on our transition to Kotlin Multiplatform (KMP), adopting Compose Multiplatform for a unified, cross-platform UI. This is an exciting opportunity to shape the technical direction of our mobile apps and deliver seamless, high-quality experiences for football talents worldwide.
Tasks
- App Refactoring & Modernization: Lead the refactoring of existing iOS features, adopting best practices in Swift, Kotlin Multiplatform, and modular architecture.
- Kotlin Multiplatform Integration: Collaborate on integrating KMP into core application functionalities, particularly for login and authentication.
- Compose Multiplatform Adoption: Support future UI modernization initiatives, leveraging
- Compose Multiplatform to create consistent, responsive, and scalable UIs across platforms. Bring our Design System to life.
- Collaboration & Innovation: Work closely with Android, backend, and product teams to deliver unified app experiences and actively participate in defining architectural decisions.
- Quality Assurance: Ensure high-quality, performant, and reliable code through rigorous testing, code reviews, and continuous improvement practices.
Requirements
- 5+ years of professional experience as an iOS Engineer, with strong expertise in Swift and native iOS development.
- Interest and experience with Kotlin Multiplatform (KMP) or a keen desire to learn and apply it.
- Familiarity or interest in modern UI development techniques, including SwiftUI and Jetpack Compose.
- Solid understanding of MVVM, modular architecture, and mobile development best practices.
- Experience with automated testing, CI/CD, and version control systems.
- Strong collaboration skills, capable of effectively working with remote, cross-functional, and international teams.
- Fluent English and passion for delivering exceptional user experiences.
- Enthusiasm for sport-tech and innovation in athlete performance analytics.
Benefits
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Opportunity to be at the forefront of innovative mobile technology in sport-tech.
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Competitive salary, remote flexibility within Germany, and a dynamic international team culture.
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Continuous learning opportunities, including direct experience with Kotlin Multiplatform and Compose Multiplatform.
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Close collaboration with passionate colleagues dedicated to transforming athlete development and sports analytics globally.
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30-day vacation.
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Drive technical innovation by modernizing CUJU’s iOS application, enhancing performance, maintainability, and user experience.
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Influence the direction of our cross-platform mobile strategy, making significant contributions to product quality and consistency.
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Create a robust and scalable mobile foundation to support CUJU’s ambitious product roadmap.
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