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Android Developer (Construction Tech)


Job Location:

Warsaw - Poland

Monthly Salary: Not provided by the employer
Posted: 26 August 2026 (3 days ago)
Application Deadline: 23 November 2026
Vacancies: 1 Vacancy

Job Summary

  • Design develop and maintain Android applications using Kotlin and Jetpack Compose
  • Participate in architecture discussions and technical decision-making
  • Refactor optimize and modernize existing Android codebases
  • Implement scalable and maintainable features following Clean Architecture principles
  • Troubleshoot and resolve application issues and performance bottlenecks
  • Integrate native Android capabilities including NFC Bluetooth and Camera SDKs
  • Collaborate with cross-functional teams including iOS engineers QA specialists backend developers and product stakeholders
  • Participate in all phases of the software development lifecycle
  • Contribute to code quality initiatives peer reviews and continuous improvement processes
  • Support CI/CD and engineering automation initiatives

Qualifications :

 

  • 3 years of commercial experience in Android development
  • Strong proficiency in Kotlin and modern Android development practices
  • Hands-on experience with Jetpack Compose Coroutines Flow Retrofit and Android SDK
  • Experience with MVVM and Clean Architecture approaches
  • Solid understanding of software engineering fundamentals including OOP algorithms data structures and design patterns
  • Experience with dependency injection and unit testing tools such as Mockito and JUnit
  • Strong analytical and problem-solving skills
  • Ability to independently drive feature development and technical solutions
  • Strong communication and collaboration skills
  • Intermediate or higher English level
  • Bachelors degree in Computer Science Computer Engineering or equivalent practical experience

WILL BE A PLUS

  • Experience with Java XML and Android Data Binding
  • Experience modernizing legacy Android applications
  • Migration experience from XML-based UI to Jetpack Compose
  • Experience transitioning legacy navigation approaches to Navigation Compose
  • Experience with CI/CD pipelines and release automation
  • Scripting and process automation experience
  • Experience using AI-assisted engineering tools in development workflows
  • Portfolio of published Android applications on Google Play or GitHub

Additional Information :

PERSONAL PROFILE

  • Proactive and ownership-driven mindset
  • Strong collaboration and communication skills
  • Attention to code quality and maintainability
  • Ability to work effectively in agile distributed teams
  • Interest in modern mobile technologies and continuous improve

Remote Work :

Yes


Employment Type :

Full-time


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At Sigma Software, we are involved with the client’s team to contribute to the design and development of a technical solution for their tokenized domain reservation platform. We started by assigning a software architect to design the smart contracts and integrate blockchain into the s ... View more

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