Android Engineer (Kotlin) - Scalable Mobile Apps

Tesco Poland; Kraków; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

Tesco Poland is seeking a Software Development Engineer to contribute to the delivery of innovative Android mobile solutions within the store distribution engineering team. The role involves designing, developing, testing, and maintaining Android applications, with a strong emphasis on code quality, security and performance.

You will work in a fast-paced agile environment, collaborating across cross-functional teams and adopting a DevOps approach to CI/CD and production support.

Qualifications

• 3–5 years of experience as a Software Engineer developing mobile applications for Android.
• Proficiency in Kotlin.
• Knowledge of application architectures and the ability to apply them in practice.
• Experience with libraries and tools such as: Jetpack Compose, Hilt/Dagger/Koin, Coroutines/Flow, Retrofit/OkHttp/Ktor.
• Strong awareness of code quality: TDD, unit/instrumentation tests, UI tests, familiarity with testing frameworks (JUnit, Espresso, MockK, Robolectric, Wiremock).
• Practical experience with CI/CD (GitHub Actions, Jenkins, ArgoCD or similar), build and test automation.
• Working with Agile environment

Responsibilities

• Be a coder; review and contribute code.
• Design: design, propose and review architecture design.
• Focus on performance, availability, reliability, and security.
• Cross-platform, lightweight & mobile-first progressive web applications by design.
• Contribute to the definition of features for services owned by your team.
• Effectively communicate your and your team’s progress to your team members, your Manager, and wider Tesco colleagues.

Skills

Kotlin

Android development

CI/CD

Agile

Code quality

Tools

Jetpack Compose

Hilt/Dagger/Koin

Retrofit/OkHttp/Ktor

JUnit

Espresso

Job description

Tesco Poland is seeking a Software Development Engineer to contribute to the delivery of innovative Android mobile solutions within the store distribution engineering team. The role involves designing, developing, testing, and maintaining Android applications, with a strong emphasis on code quality, security and performance.

You will work in a fast-paced agile environment, collaborating across cross-functional teams and adopting a DevOps approach to CI/CD and production support.