Mobile Engineer

Job Description This is a remote position. We are looking for Mobile Engineers (Android or iOS) to join a large-scale retail application programme. The role involves new feature development, UX improvements, performance optimisation, and integration with enterprise systems such as SAP S/4HANA, Azure Data Lake, and modern payment solutions. This is an opportunity to work on high-visibility mobile features used across international markets. Responsibilities ​ Build and deliver mobile features for Android (Kotlin/Java) or iOS (Swift) Transform UX prototypes and functional requirements into production-ready components Implement API integrations and ensure alignment with enterprise backends Ensure performance, stability, and secure mobile flows Collaborate with backend, design, and analytics teams on end-to-end features Support modernisation of modules and ensure engineering best practices Contribute to continuous improvement and delivery standards Requirements Solid commercial experience in Android (Kotlin/Java) or iOS (Swift) Ability to deliver production-grade mobile components in a fast-paced environment Strong understanding of REST APIs and mobile integration patterns Good knowledge of mobile architecture, state management, and performance concepts Experience with Git and Agile delivery teams Strong communication skills in Polish and English Nice to have ​ Experience using AI coding tools (Copilot, Cursor, etc.) privately or commercially Experience with Flutter or React Native Experience integrating payments (Apple Pay, Google Pay, PayPal, Klarna) Background in retail or enterprise mobile systems Benefits Solid, competitive salary Work in multinational environment on international projects Comprehensive healthcare Long-term B2B contract with stable project pipeline Fully remote model