Senior iOS Engineer (SwiftUI / KMP)

At Quento Technologies S.A., the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

At Quento Technologies S.A. we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide. Quento Technologies S.A. seeks a highly motivated and experienced Senior iOS Engineer to take ownership of our iOS application, building modern native experiences powered by a shared Kotlin Multiplatform (KMP) business logic layer.

In this role, you will work closely with backend and platform teams to deliver high-quality, scalable mobile features while integrating with our shared PowerCore SDK, enabling consistency across both iOS and Android platforms.

Your responsibilities will entail:

• Own, develop, and maintain the iOS application using SwiftUI;
• Build and maintain features using SwiftUI with MVVM architecture and Swift Concurrency (async/await);
• Integrate and consume backend microservices via the shared KMP PowerCore SDK;
• Debug and optimize cross-platform interactions between Swift and Kotlin layers;
• Implement authentication flows using MSAL and Azure Entra External ID based on OAuth 2.0 and OIDC;
• Manage Firebase on iOS including Analytics, Crashlytics, and Cloud Messaging with proper APNs configuration;
• Integrate the shared KMP SDK using Touchlab SKIE for Swift/Kotlin interoperability;
• Write and maintain unit tests and UI tests;
• Ensure GDPR compliance by maintaining consent management integrations such as OneTrust;
• Develop and maintain WebView-based flows including payments and identity verification with secure token injection;
• Contribute to build, release, and CI/CD processes in Azure DevOps, including App Store distribution;
• Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy.