Senior Android Kotlin Developer

Android Kotlin Module Lead

Company Description

About Sopra Steria
Sopra Steria, a major Tech player in Europe with 51,000 employees in nearly 30 countries, is recognised for its consulting, digital services and solutions. It helps its clients drive their digital transformation and obtain tangible and sustainable benefits. The Group provides end-to-end solutions to make large companies and organisations more competitive by combining in-depth knowledge of a wide range of business sectors and innovative technologies with a collaborative approach. Sopra Steria places people at the heart of everything it does and is committed to putting digital to work for its clients in order to build a positive future for all. In 2025, the Group generated revenues of €5.6 billion.
The world is how we shape it.

Job Description

Position Overview: We are seeking an experienced Senior Android Developer with 4+ years of hands-on experience in designing, developing, and maintaining high-quality Android applications. The ideal candidate has strong technical expertise in Android SDK, Kotlin, and modern architectural patterns, with a proven track record of delivering scalable and user-centric mobile solutions.

 

Key Responsibilities• Design, build, and maintain advanced applications for the Android platform using Kotlin and Android Jetpack.• Collaborate with cross-functional teams (Product, UX/UI, Backend, QA) to define, design, and ship new features.• Develop high-quality, scalable, and reusable code following best practices and coding standards.• Work with RESTful APIs, WebSockets, and other data sources to integrate backend services.• Implement modern Android architectures such as MVVM, MVI, Clean Architecture.• Ensure the performance, quality, and responsiveness of applications through optimization and profiling.• Identify and resolve bugs, performance bottlenecks, and other technical issues.• Maintain code quality through code reviews, unit testing, and CI/CD pipelines.• Keep up-to-date with the latest Android development trends, libraries, and tools.• Mentor junior developers and contribute to improving engineering processes and standards.

 

Required Skills & Qualifications

• Strong proficiency in Kotlin (Java experience is a plus).

• Experience with Android Jetpack components (ViewModel, LiveData/Flow, Navigation, Room, WorkManager, etc.).

• Solid understanding of Android UI/UX design principles, Material Design, OOPS and custom views.

• Hands-on experience with API integration, Retrofit/OkHttp, GraphQL (nice to have).

• Experience with Git, GitFlow, and code versioning best practices.

• Familiarity with unit testing and tools like JUnit, Mockito, Espresso.

• Experience working with CI/CD tools (GitHub Actions, Jenkins, Bitrise, etc.).

• Understanding of mobile security, encryption, and secure data storage.

• Knowledge of Google Play Store deployment process.

 

Good-to-Have

• Experience with Jetpack Compose.

• Exposure to Firebase services (FCM, Crashlytics, Analytics, Remote Config).

• Experience working in agile methodologies (Scrum/Kanban).

• Knowledge of modularization and multi-module projects.

• Experience with Kotlin Coroutines, Flows, and Reactive programming.

Total Experience Expected: 04-06 years

Qualifications

Android Developer with 4+years of experience.

Additional Information

Willing to work in EU shift.

At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

All of our positions are open to people with disabilities.

Experience Level

Senior Level