Android Developer, Banking App

Join the best bank to work for in Bulgaria*

Who we are:
Do you want to join a well-established bank with a start-up culture? No, we’re not joking!

We, at tbi, have been one the most profitable banks for years and we are growing at a fast pace. We’re a bank with a long history of success that operates as a start-up and we’re always on the lookout for new opportunities to grow our business. How do we do that?

It's all about our people. Our team is made up of brave, passionate and caring people who don’t just want to follow the same path – we want to transform into mobile-first, state-of-the-art lifestyle ecosystem. Our colleagues love working here – 80% of them would recommend tbi as an employer to their friends and family. Our people are engaged in challenging and meaningful work, inspired to grow their potential and career, encouraged to learn and empowered to take decisions. That’s not corporate babble, it’s what our people say.

Do you want to play a key role in our unique success story?

If so, we're looking for an Android Developer, Banking App to join our team on the journey to success!

What You’ll do:

• Develop and maintain Android mobile banking applications using Kotlin and Compose

• Design and implement Android applications using modern Android architecture patterns (MVVM, Clean Architecture)

• Implement new features and improvements based on business and user requirements

• Collaborate closely with Product Owners, Business Analysts, designers, QA, and backend developers

• Integrate RESTful APIs and third-party libraries

• Write clean, scalable, and maintainable code following Android best practices

• Refactor legacy and deprecated components to align with modern Android best practices

• Perform code reviews and ensure high quality and coding standards

• Optimize application performance, reliability, and responsiveness

• Develop and execute unit and integration tests and support QA during testing phases

• Actively participate in Agile ceremonies (sprint planning, stand-ups, retrospectives)

• Contribute to CI/CD improvements and stay up to date with Android technologies

• Participate in Play Store release processes, versioning, and app signing when required

• Ensure compliance with security, regulatory, and internal banking policies

  
  

Requirements

What you’ll need to succeed:

• Bachelor’s degree in Computer Science or a related field

• 3+ years of experience in mobile development

• Familiarity with Object-Oriented design principles

• Experience in integrating RESTful APIs

• Experience with local data persistence (Room, SQLite) and offline-first approaches

• Experience with unit testing and CI/CD pipelines

• Strong experience with Kotlin, Compose and modern Android development practices

• Solid understanding of Android application lifecycle, threading, and performance optimization

• Practical knowledge of creating, managing, and maintaining tasks in JIRA

• Excellent command of written and spoken English

• High attention to detail with strong analytical and problem-solving capabilities

  
  
  

What we offer:

• Seize the opportunity to grow your career

• Engage in exciting and meaningful work

• Get recognition for your work and attitude

• Become part of a large, friendly and supportive team with 16+ nationalities

• Get additional private health insurance

Visit our Career Page to learn more about what makes us different.

If this sounds like something you’d be interested in, we'd love to hear from you!

To apply for this position, please send us your CV in English.

We'd love to get back to everyone, but due to the number of applications we receive, we can only contact the shortlisted candidates.

*We are ranked the top bank and top 3 employer to work for in Bulgaria according to Kaderabotim.bg 2025 employer rankings.

All applications are treated with utmost confidentiality.

By submitting your job application to tbi bank, you confirm that you have read the document named “Information related to personal data processing for job applicants” publicly available on tbi Career page.