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Home / Mobile Developer

Mobile Developer

  • Full Time
  • Anywhere

Madiff

This is a remote position.

We are looking for an experiencedMobile 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)

Originally posted on Himalayas

To apply for this job please visit himalayas.app.

About this role & career path

Working in United States

The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic consisting of 50 states and a federal capital district, Washington, D.C. The 48 contiguous states border Canada to the north and Mexico to the south, with the semi-exclave of Alaska in the northwest and the archipelago of Hawaii in the Pacific Ocean. The United States also asserts sovereignty over five major island territories and various uninhabited islands in Oceania and the Caribbean. It is a megadiverse country, with the world's th

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