Mobile Developer (Android + SDK Integration)
This 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 developmentStrong proficiency with Kotlin (Java also accepted) and Jetpack ComposeExperience with SDK integration (ideally in payments / fintech)Familiarity with Clean Architecture and SOLID principlesCI / CD setup experience (GitHub Actions or similar)Testing mindset with unit and E2E automation experienceEnglish fluency (C1), French language a plusNice to have : Experience in payments or fintech systemsKnowledge of payment terminal providers (Pax, Ingenico, Verifone, Sunmi, Castle)Prior experience building SDKs for internal or external developer useFamiliarity with mobile application security in financial servicesBenefits :
Solid, competitive salaryWork in multilingual, multinational and multicultural environment on international projectsComprehensive healthcareLong-term B2B contract with stable project pipelineRemote working model (with possible trips to France for onboarding or workshops)