Staff Mobile Engineer

About the role

We are looking for a Staff Mobile Engineer with a passion for building great user experiences in an international environment. You will join our cross-functional teams working on our flagship application, developing innovative features and creating a smooth check-in experience for our members. In this role, you will not only design and implement advanced Mobile applications in Kotlin and Swift, but also take architectural ownership, help guide native development, and ensure alignment between Android and iOS. Working closely with engineers, product managers, and designers, you'll bring cohesion across platforms and set the direction for mobile excellence at Urban Sports Club.

What you'll do

• Design and build advanced applications in Swift for the iOS platform, experience in Android is a plus
• Collaborate with cross-functional teams to define, design, and deploy new features
• Write unit tests and ensure robustness across edge cases, usability, and reliability
• Work on bug fixing and improving application performance
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Drive architectural decisions and help coordinate efforts across Android and iOS for consistent implementations

What you'll need

• You have a degree in Computer Science or equivalent experience and at least 8 years of professional Mobile (iOS or Android) development
• With strong expertise in Swift, you've gained hands-on experience across different iOS versions and screen sizes
• Skilled in designing SwiftUI, you apply established design principles, patterns, and best practices in your work
• Experience with RESTful APIs, offline storage, maps APIs, and performance tuning enables you to build apps that are both scalable and reliable
• Familiarity with cloud messaging APIs, push notifications, CI/CD practices, and effective use of open-source libraries supports your efficiency
• The ability to translate business requirements into technical solutions and to communicate clearly across teams ensures alignment and impact

What they offer

• Work on cutting-edge tech and influence the future of our stack: explore our Tech Radar
• Free Urban Sports Club L Pro Membership + Friends and Family Discount: Stay active with free membership, plus discounts for friends and family
• Flexible Work Model: Enjoy a hybrid work setup, balancing on-site and remote work options to fit your lifestyle
• Extended Remote Work Options: Work up to 120 days remotely within the EU, the UK, and Switzerland, including 30 days outside the EU
• WorkOUT Life Balance: Take advantage of 30 days of paid vacation annually, plus two additional days for volunteering, flexible working hours, and complimentary access to our mental health provider Open Up
• Personal Development: Receive an annual budget of €1,000 for professional growth, with regular internal training sessions and weekly German and English language classes