Senior Android Developer

Our client is a global music and audio streaming platform. We are looking for a Senior Android Engineer for a consulting assignment focused on developing social and real-time features in its large-scale consumer application. You will work on user-facing Android features, social feeds and near-real-time synchronisation. You will also help evolve the underlying architecture and APIs, with a strong focus on performance, network efficiency, battery consumption, scalability and quality.

Key responsibilities

• Develop and enhance user-facing Android features, including social feeds and near-real-time synchronisation.
• Evolve Android architecture and APIs to support scalable, reliable functionality.
• Optimise application performance, battery consumption and network usage.
• Build solutions that meet high standards for privacy, security and abuse prevention.
• Collaborate with Android, iOS and backend engineers, as well as product, design and data science teams.
• Lead initiatives spanning multiple teams and platforms when needed.

Ideal candidate profile

• At least 8 years of experience in Android development.
• In-depth knowledge of modern Android development and Kotlin.
• Deep knowledge of Android architecture, design patterns and API design.
• A good understanding of how mobile applications interact with backend systems.
• Experience with real-time synchronisation and mobile performance optimisation.
• Experience optimising battery consumption, network usage and application performance.
• Experience using AI agent tools and agent-based development workflows, such as Cursor and Claude.

Nice to have

• Experience with C++.
• Experience with iOS development.
• Experience working across multiple platforms and codebases.

Conditions

• Work model: Remote.
• Workload: Full-time, 100%.
• Contract type: B2B or a Regular Employment - up to your preference.
• Assignment period: 6 months, with a possibility of extension.

Recruitment steps

• Initial call with a recruiter (up to 30 minutes).
• Interview(s) with the Hiring Manager.
• Final decision and feedback.