Yubico

Senior Software Engineer – Mobile Applications

Yubico

full-time

Posted on:

Origin:  • 🇸🇪 Sweden

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Job Level

Senior

Tech Stack

AndroidFlutteriOSJavaKotlinObjective-COpen SourceSwift

About the role

  • Design, build, and maintain mobile applications (Flutter) with native components in iOS (Swift/Objective-C) or Android (Kotlin/Java)
  • Build native code contributions for the platform you know best (iOS or Android)
  • Participate in architecture discussions and contribute to technical decision-making
  • Debug and resolve issues across devices and platforms
  • Write and maintain unit and integration tests
  • Continuously learn and apply new tools, frameworks, and best practices
  • Work on cryptography and secure systems integration where relevant

Requirements

  • Bachelor or MS in Computer Science or a relevant technical discipline, or equivalent work experience
  • Experience in building mobile apps with rich user interfaces
  • Experience with native app development on iOS (Swift/Objective-C) and/or Android (Kotlin/Java)
  • Ability to write code that is secure, readable, testable, and easy to maintain
  • Able to take initiative, maintain a positive attitude, be self-motivated, and work effectively with minimal direct supervision
  • Motivated to learn Flutter (previous Flutter experience not required)
  • Bonus: Experience with CI/CD pipelines (e.g. GitHub Actions)
  • Bonus: Experience working with NFC/USB/Lightning communication
  • Bonus: Experience with cryptography (PKI, digital signatures, etc)
  • Bonus: Experience working with open source and the open source community
  • Bonus: Experience with Flutter
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