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)