United States onlyThis is a remote position.
We are looking for an experienced Mobile Developer (Android + SDK Integration) to join a long-term project in the payments sector. The role focuses on developing Android applications and SDKs for payment terminals, integrating third-party vendor solutions, and applying Clean Architecture, SOLID principles, and strong testing practices in a high-compliance fintech environment.
Responsibilities:
• Develop Android applications and SDKs for payment terminals
• Integrate third-party SDKs from major terminal vendors (Pax, Ingenico, Verifone, Sunmi, Castle)
• Build responsive UIs with Jetpack Compose across varied screen sizes
• Set up and maintain CI/CD pipelines (GitHub Actions)
• Deliver internal SDKs for use across the product ecosystem
• Apply Clean/Hexagonal Architecture, SOLID principles, and design patterns
• Write unit tests and automated end-to-end test suites
• Collaborate with developers, analysts, and French stakeholders in Agile teams
Requirements
• 4+ years of commercial experience in Android development
• Strong proficiency with Kotlin (Java also accepted) and Jetpack Compose
• Experience with SDK integration (ideally in payments/fintech)
• Familiarity with Clean Architecture and SOLID principles
• CI/CD setup experience (GitHub Actions or similar)
• Testing mindset with unit and E2E automation experience
• English fluency (C1), French language a plus
Nice to have
• Experience in payments or fintech systems
• Knowledge of payment terminal providers (Pax, Ingenico, Verifone, Sunmi, Castle)
• Prior experience building SDKs for internal or external developer use
• Familiarity with mobile application security in financial services
Benefits
- Solid, competitive salary
- Work in multilingual, multinational and multicultural environment on international projects
- Comprehensive healthcare
- Long-term B2B contract with stable project pipeline
- Remote working model (with possible trips to France for onboarding or workshops)
Poland
