iOS Engineer (SuperApp)

B3 Consulting Poland is looking for an experienced iOS Engineer to join our team working on a flagship SuperApp project. You will be responsible for building and embedding new external partner services into our mobile application, ensuring a consistent brand experience and seamless user journeys within a dynamic, startup-like environment.

Key responsibilities

• Develop and embed new external partner services into the flagship iOS application, maintaining a consistent brand experience.
• Manage secure data handovers and token exchange processes between the native app and external portals using OAuth/OIDC.
• Integrate platform services such as payments, authentication, and search functionalities.
• Deliver high-quality product features in a greenfield area, utilizing AI and internal development tools to ensure optimal performance and stability.

Requirements

• Advanced knowledge of Swift and the iOS SDK, with proven experience in building interfaces using SwiftUI and UIKit.
• Strong understanding of mobile security, networking protocols like REST and JSON, and session management.
• Experience in shipping and maintaining performance-optimized native applications.
• A proactive problem-solver mindset with the willingness to work across the full stack and navigate complex, evolving technical environments.
• Proficiency in English at a B2 level or higher and the legal right to work in Poland.

What we offer

• A professional environment based on Scandinavian values of trust, logic, and open communication.
• Comprehensive health and sports benefits tailored to your individual needs.
• Access to Speed Coaching sessions designed to provide fresh perspectives and professional growth.
• Opportunities to participate in sports training and internal team competitions.