Senior Android Engineer – Security, NFC & Scalable Apps

IDEMIA; Łódź; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

IDEMIA is seeking an experienced Android software engineer to transform requirements into robust software solutions in a hybrid Lodz, Poland office. The role emphasizes Kotlin/Java expertise, secure coding, and hands-on NFC payments work within a multi-disciplinary team.

Candidates should have 5+ years in Android development, proficiency with Gradle/Jenkins, and familiarity with GenAI-assisted development. Hybrid work entails regular in-office collaboration a few days per week in Łódź, Poland.

Qualifications

• 5+ years of experience in Android app development (preferably with SDK, not UI/UX).
• Proficiency in Kotlin and Java; Kotlin Multiplatform is a plus.
• Solid testing experience with Groovy/Spock/JUnit; familiarity with internal JC2 framework.
• Experience with Gradle and Jenkins for build/release pipelines.
• Strong mobile security knowledge: Android Keystore, certificate pinning, secure backend communication; Play Integrity.
• Hands-on experience with NFC payments (HCE implementation).
• Knowledge of GenAI-assisted development and tools like GitHub Copilot CLI for creating/using Skills, Specs.

Responsibilities

• Transform requirements into software according to design to maximize business value.
• Identify reusable components and frameworks for efficient solutions.
• Apply secure coding practices, code reviews, source control, builds, testing and operations.
• Contribute to requirement analysis and estimations (functional and non-functional).
• Support testing, deployment, maintenance and evolution by fixing issues and implementing enhancements.
• Build software architecture including patterns and layers; document solutions with comments and diagrams.
• Participate in design and code reviews and optimize software performance.
• Contribute to and promote the organization's technical governance.
• Troubleshoot complex issues and coach a small team of SDEs.

Skills

Kotlin

Java

Kotlin Multiplatform

Android development

Groovy testing

JUnit testing

NFC Payments

GenAI in development

Groovy/Spock testing

Android SDK

Tools

Gradle

Jenkins

Android Keystore

Certificate pinning

Google Play Integrity

Secure backend communication

GitHub Copilot

Job description

IDEMIA is seeking an experienced Android software engineer to transform requirements into robust software solutions in a hybrid Lodz, Poland office. The role emphasizes Kotlin/Java expertise, secure coding, and hands-on NFC payments work within a multi-disciplinary team.

Candidates should have 5+ years in Android development, proficiency with Gradle/Jenkins, and familiarity with GenAI-assisted development. Hybrid work entails regular in-office collaboration a few days per week in Łódź, Poland.