IOS Engineer Swift & Kotlin Multiplatform (m/w/d)

Location: Hybrid – München / Frankenthal / Hamburg / Düsseldorf/ Cologne/ Remote Germany

Working Hours: Full-time or part-time (from 30 hrs/week)

About CUJU

Make the Unseen seen! Our mission is to reinvent scouting in football and build the #1 global scouting platform for identifying and developing talent. With the help of modern AI technology, CUJU enables every young football talent to be seen – regardless of origin, gender, or social background. We create fair opportunities and transparent pathways into professional sports. Our platform connects athletes, clubs, and organizations worldwide to rethink scouting – data-driven, objective, and mobile. Together, we are shaping the next generation of global talent scouting.

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

Why Join CUJU

• Diverse benefits – e.g. 30-day vacation, competitive compensation, corporate benefits and more
• Work at the intersection of sports and technology – with international clubs, partners, athletes, or influencers
• Creative freedom & responsibility – actively shape processes, contribute your ideas, and make a real impact
• Short decision-making paths – direct communication, quick decisions, and close collaboration with management
• Flexibility – hybrid or on-site in one of our offices
• Personal development – individual learning opportunities and room to grow beyond yourself
• Team spirit & culture – a young, motivated international team, regular events, and a supportive environment
• Purpose & impact – build something together that transforms the world of sports

Your impact:

• Drive technical innovation by modernizing CUJU’s iOS application, enhancing performance, maintainability, and user experience.
• Influence direction of our cross-platform mobile strategy, making significant contributions to product quality and consistency.
• Create a robust and scalable mobile foundation to support CUJU’s ambitious product roadmap.

⚽️Is this your next big play?

• Are you passionate about sports, communicative, and eager to actively shape the future of sports? Then we look forward to your application!
• Your impact: the direction of our cross-platform mobile strategy, making significant contributions to product quality and consistency.