Senior Android Developer

*This position is fully remote only for employment in Bulgaria. However, people can also work in one of our offices in Sofia or Varna if they prefer to.

About DataArt

DataArt is a global software engineering firm and a trusted technology partner for market leaders and visionaries. Our world-class team designs and engineers data-driven, cloud-native solutions to deliver immediate and enduring business value.

We promote a culture of radical respect, prioritizing your personal well-being as much as your expertise. We stand firmly against prejudice and inequality, valuing each of our employees equally.

We respect the autonomy of others before all else, offering remote, onsite, and hybrid work options. Our Learning and development centers, R&D labs, and mentorship programs encourage professional growth.

Our long-term approach to collaboration with clients and colleagues alike focuses on building partnerships that extend beyond one-off projects. We provide the ability to switch between projects and technology stacks, creating opportunities for exploration through our learning and networking systems to advance your career.

Position Overview

Our client is one of the UK’s leading digital banks, known for delivering transparent and accessible financial solutions through a user-friendly mobile platform.

We are looking for a skilled Android Engineer to help elevate the mobile experience for our growing customer base as we expand our product offerings—including flexible payment services.

You will join a long-term initiative focused on improving app performance, designing new features, and shaping best practices in mobile development.

Responsibilities

• Develop, optimize, and maintain scalable Android applications using Kotlin
• Identify bottlenecks and bugs and devise solutions to improve application performance and stability
• Collaborate with designers, product managers, and backend engineers to define and implement user-centric features
• Guide and support other mobile engineers, contributing to a strong native mobile development culture
• Promote engineering best practices, with a focus on performance, maintainability, and code quality
• Actively contribute to the mobile platform strategy and architecture

Requirements

• 5+ years of experience in native Android development with Kotlin
• Strong understanding of Android frameworks, architecture, and performance optimization techniques
• Proven experience building and publishing apps to the Google Play Store
• Deep focus on quality, user experience, and performance
• Experience working on modern, high-engagement consumer apps
• Strong communication skills and a collaborative mindset
• Familiarity with CI/CD pipelines and app store release processes

Nice To Have

• Experience with React Native and awareness of trade-offs between native and hybrid approaches
• Understanding of mobile security best practices

What We Offer

• Unique corporate culture – no micromanagement, friendly atmosphere, freedom, and mutual respect
• Flexible schedule – ability to change projects, to work from home, and to try yourself in different roles
• Professional Development Map – a comprehensive map of your professional development within DataArt
• We hire people not for a project, but for the company. If the project (or your work in it) is over, you go to another project or to a paid “Idle”.
• Social benefits – additional health insurance, life insurance, sports card, etc.
• Opportunity to work from another DataArt office in a different city or country (temporarily or permanently)
• Free English courses
• Cozy office with a great atmosphere
• Snacks, drinks, and fruits are always available

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