REQUIREMENTS

• Minimum of 5 years’ experience in Android mobile development
• Proficiency in Kotlin and Java
• Deep understanding of Android SDK, UI design principles, and architecture patterns such as MVVM or MVI
• Experience with Jetpack Compose and Android Architecture Components
• Familiarity with modularised codebases and writing clean, testable code
• Excellent knowledge of version control systems such as Git
• Skilled in offline storage, background threading, and performance tuning
• Comfortable working with open-source libraries including Dagger2, Retrofit, Coroutines, or RxJava
• Knowledge of Google’s Android design guidelines and principles
• Experience with UI testing frameworks and performance benchmarking
• Understanding of security practices in mobile development

DESIRABLE REQUIREMENTS

• Exposure to cloud messaging APIs and push notification frameworks
• Familiarity with HTML5, CSS3, JavaScript, and responsive web design principles
• Experience working with RESTful APIs and web services

ABOUT THE ROLE

FDM is a global business and technology consultancy seeking a Senior Android Developer to work for our client within the Finance sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role based in Leeds.
Our client is seeking talented and self-motivated Senior Android Engineer to join their growing mobile engineering team. This is a great opportunity to play a key role in building secure, resilient, and high-quality Android applications used by millions of customers.
You’ll be part of a wider engineering community that values continuous learning, collaboration, and clean, efficient code. Working alongside product, strategy, and UX/UI design teams, you’ll help shape robust mobile solutions while mentoring and supporting the growth of less experienced developers. At the core of this role is a commitment to security, performance, and user experience, with every line of code helping to safeguard our customers and strengthen our digital offering.

RESPONSIBILITIES

• Design and develop Android mobile applications and components using Kotlin and Java
• Collaborate with cross-functional teams including design, strategy, and architecture to deliver well-crafted user experiences
• Apply best practices for Android development including SOLID principles, MVVM/MVI architecture, and Jetpack libraries
• Work within a modular codebase and contribute to a secure, scalable mobile architecture
• Lead by example in code quality, testing, and version control, including UI testing and performance tuning
• Mentor junior developers and actively contribute to a culture of knowledge sharing and continuous improvement
• Engage with the wider engineering community to stay up to date with the latest tools, techniques, and trends in Android development
• Support secure development practices to ensure applications are safe, compliant, and resilient against evolving threats
• Optimise app performance and reliability across different Android devices and OS versions