Android Developer; Senior

Why are you looking for a job?

If your answer ticks all the boxes, this could be the start of a great collaboration.

• You have a curious mind
  - You won't understand what we're talking about if you don't
• You want to learn more around technology
  - You won't survive if you don't
• You want to make the world a bit better

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in research projects across Europe, collaborating with top universities and enterprises on AI, Data, and Cloud.

Square Dev is a member of the QnR Group, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP, Service Now and Fin Tech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

We are looking for a Senior Android Developer to join our team and help build and maintain Android applications. You will work closely with product managers, designers and backend engineers.

The ideal candidate will be responsible for:

• Designing, developing and maintaining Android applications.
• Collaborating with product managers and designers to translate requirements into high-quality features.
• Designing scalable, maintainable architectures and mentoring other developers.
• Writing unit and UI tests to ensure code quality, reliability and long-term maintainability.

To excel in this role, you'll need:

• At least 4 years of experience in Android development.
• Solid experience with Kotlin (Java is a plus).
• Experience integrating RESTful APIs with Android applications.
• Hands-on experience with version control (Git), CI/CD pipelines (Fastlane, Bitrise, Git Hub Actions, or similar).
• Familiarity with automated testing frameworks (JUnit, Espresso, MockK) and a test-driven mindset.
• Good understanding of the Google Play submission process, app signing and release workflows.
• Strong English communication skills.