Android Developer (m/f/d)

Freelance/Contracting project
Vienna
Start date: asap
Reference number: 867198/1
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Responsibilities

  • Develop and deliver new features for an Android mobile banking application
  • Enhance existing functionality and support ongoing feature improvements
  • Refactor and maintain code to ensure a clean and modern Android architecture
  • Implement mobile UI using Jetpack Compose and custom views
  • Integrate the app with backend services
  • Create and maintain unit, integration and UI tests
  • Contribute to CI workflows and follow code review processes
  • Ensure app performance, quality, and compliance with mobile security practices
  • Collaborate with UX designers, business analysts, and cross-functional team members in an agile setup

Profile

  • Strong expertise in Kotlin, including coroutines, flows, and suspend functions
  • Experience with Jetpack Compose and custom view development
  • Solid understanding of modern Android architecture and maintainable code practices
  • Hands-on experience with testing (unit, integration, UI)
  • Familiarity with CI systems (e.g., TeamCity) and branching strategies such as Git Flow
  • Knowledge of mobile security concepts and secure development practices
  • Experience with dependency injection, build tooling, linting, and code quality processes
  • Ability to communicate effectively in English
  • Comfortable working in an agile, cross-functional delivery team

Benefits

  • International client
  • Remote work possible

About Hays

IT is and always has been our core business that laid the foundation for Hays' success. We are the biggest privately owned IT recruitment agency in Germany and offer the best jobs for every career level – whether you are interested in vacancies in agile SMEs or international DAX groups. Hays masters the entire IT job spectrum, from support to software architecture or digitalisation – thanks to our broad portfolio, we have something for everyone. In the last decades, we were able to support numerous IT experts with choosing the right path for a successful career, positioning ourselves as their lifelong partner. Our highly specialised consultants can cater to your every wish and expectation and will prepare you for interviews and contract negotiations. Give it a try and learn what the market has to offer – our services are free of charge, non-binding and discreet! We look forward to hearing from you.

Staffing process for freelance specialists

  1. Analysis of qualifications
  2. Telephone or personal interview
  3. Contact with customers
  4. Contract with Hays
  1. 1    
  2. 1. Analysis of qualifications

    We carry out a detailed analysis of your technical qualifications on the basis of your CV, your application documents and your profile.

  3. 2
  4. 3
  5. 4

Contact at Hays

Florian Pracher
Reference number : 867198/1
Start ansøgning