Top Android Developer Jobs in Sydney

Lead Android architecture and infrastructure for Binance mobile apps: design, build, optimize, and maintain high-performance Kotlin/Java applications, create shared libraries and toolchains, collaborate on hybrid JavaScript runtimes, and use profiling and AI-assisted debugging to troubleshoot and improve app performance.

Build and ship native Android features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Turn complex financial flows into reliable mobile experiences, own app quality (performance, crashes, loading states), integrate APIs and secure authentication, and iterate using production feedback and analytics.

Build and maintain Android developer tooling, device orchestration and CLI tools; develop mobile test automation and CI/CD quality gating; consolidate mobile workflows with cross-functional teams; define mobile testing best practices; create triage and monitoring workflows; mentor and share knowledge across mobile teams to improve platform reliability and developer experience.

Build and ship native Android features using Kotlin and modern Android architecture. Collaborate with product and design to create clean financial user journeys, integrate backend APIs, improve performance and reliability, use analytics and debugging to reduce crashes, and implement AI-assisted on-device experiences with TensorFlow Lite where beneficial.

Design, build, and maintain Android-first client applications for an instant messaging platform. Implement real-time chat, media messaging, offline sync, push notifications, and performance optimizations. Collaborate on client architecture across Android, iOS, and Web, integrate APIs and real-time protocols, debug cross-stack issues (with AI tools), and mentor junior engineers at senior level.

Build native Android features for BJAK's AI Neobank using Kotlin and modern Android tools. Integrate backend APIs, improve performance and reliability, collaborate with product/design, use analytics to refine UX, and implement on-device AI experiences where valuable.

As a Senior Android SDK Engineer, you will design and implement SDK features, maintain integrations with ad networks, and ensure SDK performance and reliability for mobile apps.