Senior iOS Engineer, Swift & Kotlin Multiplatform (KMP) (m/w/d) 01.01.2026
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Job Location:
Frankenthal - Germany
Monthly Salary:
Not Disclosed
Posted on:
30+ days ago
Vacancies:
1 Vacancy
Job Summary
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 youll play a key role in refactoring and evolving CUJUs flagship iOS app. Youll 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
Opportunity to be at the forefront of innovative mobile technology in sport-tech.
Competitive salary remote flexibility within Germany and a dynamic international team culture.
Continuous learning opportunities including direct experience with Kotlin Multiplatform and Compose Multiplatform.
Close collaboration with passionate colleagues dedicated to transforming athlete development and sports analytics globally.
30-day vacation.
Drive technical innovation by modernizing CUJUs iOS application enhancing performance maintainability and user experience.
Influence the direction of our cross-platform mobile strategy making significant contributions to product quality and consistency.
Create a robust and scalable mobile foundation to support CUJUs ambitious product roadmap.
Key Skills
- Laboratory Experience
- Vendor Management
- Design Controls
- C/C++
- FDA Regulations
- Intellectual Property Law
- ISO 13485
- Research Experience
- SolidWorks
- Research & Development
- Internet Of Things
- Product Development
