Senior Android Engineer (Remote) — Real-Time Kotlin Expert

Randstad Technologies is seeking a Senior Android Engineer for a contract (Inside IR35) role remotely. The candidate will focus on core experience, building in-app messaging and social features, with cross-team mentoring.

Applicants should have 8+ years Kotlin/Android, experience with real-time synchronization and high-performance APIs, and knowledge of agentic tools like Cursor and Claude; nice to have C++ or iOS experience.