Mobile Engineer at Madiff | Jobyssey

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

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