Android Developer

Job Title: Senior Android Developer Location: Toronto, ON (Hybrid) Duration: 06 Months of contract with possible extension Role Description: We are seeking an experienced Senior Android Developer to lead the design and development of high-quality Android applications. The ideal candidate will demonstrate strong technical and architectural expertise, a passion for mentoring, and a commitment to engineering excellence. Key Responsibilities: • Drive the architecture and development of complex Android applications, ensuring scalability, maintainability, and performance. • Make high-level design decisions, enforce SOLID principles, and set technical direction for the team. • Lead the adoption and implementation of Jetpack libraries and Jetpack Compose across projects. • Oversee the integration of third-party SDKs and ensure best practices in dependency management. • Design and implement responsive UIs for a variety of device form factors (phones, tablets, foldables). • Establish and maintain robust CI/CD pipelines using Jenkins and GitHub Actions. • Champion code quality through rigorous code reviews, technical documentation, and test coverage (unit and UI). • Mentor and guide junior developers, fostering a culture of continuous learning and improvement. • Collaborate with cross-functional teams to deliver features that meet business and user needs. Required Skills: • 8+ years of professional Android development experience. • Experience with advanced Kotlin and Android features, including: Coroutines and structured concurrency Extension functions and higher-order functions Dependency injection frameworks (e.g., Hilt, Koin) Custom Compose components and modifiers Modularization and multi-module project structures Advanced error handling and functional programming concepts • Deep expertise in Android architecture components, Jetpack libraries, and Jetpack Compose. • Experience implementing biometric authentication (e.g., fingerprint, face recognition), passkeys (FIDO2/WebAuthn), password manager integration, and Android Autofill for secure and seamless user authentication. • Strong understanding of software design patterns, MVVM/MVI architectures, and SOLID principles. • Proven experience integrating third-party SDKs. • Hands-on experience with unit testing (JUnit, Mockito) and UI testing (Espresso, UI Automator). • Practical knowledge of CI/CD tools, especially Jenkins and GitHub Actions. • Excellent communication, leadership, and mentoring skills. • Proficient with Git and modern development workflows. Nice to Have: • Experience with iOS development (Swift/Objective-C). • Knowledge of Kotlin Multiplatform (KMP). • Exposure to cross-platform mobile development. • Familiarity with AI-assisted development tools (e.g., GitHub Copilot) and prompt engineering to accelerate coding, testing, and documentation. • Experience integrating AI/ML features into mobile applications.

The Senior Android Developer will lead the design and development of complex Android applications, ensuring they are scalable, maintainable, and performant. They will also mentor junior developers and collaborate with cross-functional teams to deliver features that meet business and user needs.

Candidates should have over 8 years of professional Android development experience with advanced knowledge of Kotlin and Android features. They must also demonstrate expertise in Android architecture components and experience with CI/CD tools.

Identified from the job description. Confirm important requirements above.

• Android Development
• Kotlin
• Jetpack
• Jetpack Compose
• Dependency Injection
• UI Design
• CI/CD
• Code Quality
• Mentoring
• Software Design Patterns
• Unit Testing
• UI Testing
• Git
• Biometric Authentication
• Error Handling
• Functional Programming

Minimum experience

10+ years

Apply by

Aug 12, 2026