Android Engineer

Android Engineer – Craft the Future of Mobile at Tesco

Are you a passionate Android Engineer ready to shape the mobile experience for millions of Tesco customers? We’re looking for a talented and experienced individual to join our dynamic mobile development team on a freelance basis. This is a unique opportunity to contribute to impactful projects within a leading global retailer.

About the Role

As an Android Engineer, you’ll be at the forefront of designing, developing, and maintaining our next-generation mobile applications. Your expertise will be instrumental in ensuring our apps are scalable, maintainable, and adhere to the highest industry standards. This fully remote, 1-year contract offers a chance to thrive in an Agile environment, collaborating with a talented team and making a real difference.

Key Responsibilities

• Develop, optimize, and maintain native Android applications using Kotlin and Java.
• Implement modern Android development practices, leveraging Kotlin Coroutines and Flows for asynchronous programming.
• Craft intuitive and engaging user interfaces using Jetpack Compose and integrating the Material 3 design system.
• Architect and manage application navigation using Compose Navigation.
• Apply MVVM architecture, SOLID principles, and Clean Architecture patterns to ensure maintainable and testable code.
• Integrate networking solutions effectively, with a focus on Volley (Retrofit experience is a major plus!).
• Optimize Gradle builds for performance and efficiently manage dependencies.
• Implement dependency injection using Hilt and Dagger.
• Actively participate in Agile/Scrum teams, contributing to sprint planning, daily stand-ups, and retrospectives.
• Write clean, well-documented, and thoroughly tested code, demonstrating a strong commitment to quality.

Core Skills & Experience

• 6+ years of professional experience as an Android developer.
• Proven expertise in Kotlin and Java programming languages.
• Deep understanding of Kotlin Coroutines and Flows for concurrent programming.
• Extensive hands-on experience with Jetpack Compose, including Material 3 and Compose Navigation.
• Solid background in applying MVVM architecture and Clean Architecture principles in real-world projects.
• Advanced knowledge of Gradle, including optimization techniques and custom task creation.
• Strong proficiency with Hilt and Dagger for dependency injection.
• Familiarity and comfort working within Agile/Scrum development methodologies.

Testing & Quality Assurance

• Experience with instrumentation testing using Espresso.
• Proficiency in unit testing using Mockito and MockK.
• Knowledge of Test-Driven Development (TDD) and continuous testing practices.

CI/CD & Version Control

• Experience with Continuous Integration/Continuous Deployment (CI/CD) pipelines, ideally using Jenkins.
• Familiarity with GitFlow or similar branching strategies for collaborative development.
• Integration of testing and deployment workflows within CI/CD pipelines.

Nice to Have

• Knowledge of Android App Bundles and experience with release management in the Google Play Console.
• Experience with Datadog for application monitoring and performance analysis.

Why Join Tesco?

• Opportunity to contribute to cutting-edge technology projects within a global retail leader.
• Work in a collaborative and supportive Agile environment with experienced engineering professionals.
• Make a tangible impact on applications used by millions of Tesco customers every day.
• Enjoy competitive contract terms, flexibility, and the chance to collaborate with international teams.

Location & Contract Details

This is a fully remote, freelance Android Engineer position based in Romania. Occasional travel to the UK (approximately 1 week) will be required, so a valid passport is essential. The contract duration is for 1 year. We encourage delegation and value your expertise.