Android Engineer

Mobile

Android Engineer

Mobile
-, Kraków +3 Locations

Baltic Amadeus

Full-time
B2B
Senior
Remote

Job description

Project/Client: Fintech

Start Date: ASAP

Duration: 12 months

Language: English


Role overview:

We are looking for a hands-on Android Engineer to build secure, scalable, and high-performance mobile solutions that complement a modern core banking and payments platform in a regulated financial services environment. The role focuses on designing and delivering robust Android applications in close collaboration with engineering, product, and compliance stakeholders.


Key Responsibilities:

  • Design, develop, and maintain Android applications used for secure banking and payment services

  • Translate functional, security, and regulatory requirements into clear technical specifications

  • Integrate mobile applications with payment APIs, core banking components, and compliance systems via secure protocols

  • Implement best-in-class security practices for data protection, encryption, and authentication

  • Optimize app performance, responsiveness, and reliability across devices and network conditions

  • Participate in code reviews, technical planning, and Agile delivery processes

  • Support automated testing and CI/CD pipelines to ensure high-quality releases


Must-Have Requirements:

  • Minimum 4 years of professional Android development experience using Kotlin

  • Strong knowledge of Android SDK, Jetpack libraries, and modern architectures (MVVM/MVI)

  • Experience integrating mobile clients with financial APIs and backend services securely

  • Expertise in secure coding practices, encryption, token management, and authentication

  • Familiarity with regulatory requirements such as GDPR and PCI DSS

  • Proven experience working in Agile/Scrum teams

  • Strong problem-solving and communication skills


Nice to Have:

  • Experience developing fintech, banking, or payments mobile applications

  • Familiarity with ISO 20022 payments messaging or SEPA integration

  • Exposure to applications operating in high-load or low-connectivity environments


Note: We’ll be in touch only with candidates who move forward to the next stage

Tech stack

    English

    C1

    Android

    master

    Android SDK

    master

    Kotlin

    master

Office location

Published: 09.02.2026

Android Engineer

Summary of the offer

Android Engineer

-, Kraków
Baltic Amadeus
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