Senior C++/iOS Engineer - User Platform

Responsibilities

• Collaborate with a highly autonomous and supportive engineering squad responsible for Spotify’s delegated authorization and session management platforms.
• Design, build, and evolve critical infrastructure powering Spotify applications and partner integrations using shared C++ libraries and native Swift on iOS.
• Develop secure, reliable, and performant delegated authorization flows, including token issuance, refresh, revocation, and session lifecycle management across multiple platforms.
• Partner with client and backend engineers to integrate with core authorization services, token issuance, client registration, and token revocation.
• Improve how credentials and access tokens are securely stored and managed on-device while balancing security, reliability, and application performance.
• Contribute to the evolution of Spotify’s authorization frameworks, Spotify-specific implementations, enabling new platforms and product experiences.
• Drive technical improvements, share knowledge with teammates, and help shape the long-term technical direction of delegated authorization and session management.

Languages