Software Engineer - Kotlin/Android (Store Fulfilment)

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

As part of the store distribution engineering team, you will get the opportunity to work on the software applications and services that ensure our stores have the products our customers need. The work you do will improve the colleague experience in our depots and drive improved efficiencies to our extensive fulfilment network. And when it comes to ideas, we’re as ambitious as you are.

We are actively seeking a Software Development Engineer to contribute to the delivery of innovative solutions for the Group Distribution Platform.

The ideal candidate will have solid experience in Android application development, strong problem-solving skills, and a passion for creating high-quality mobile experiences. In this role, you will design, develop, test, and maintain Android applications, working closely with cross-functional teams to deliver scalable and reliable solutions. Operating in a fast-paced agile environment, you will focus on code quality, security, performance, and user experience while continuously enhancing both the platform and development practices.

We operate in a DevOps philosophy. We take responsibility for the software through its entire lifecycle. We practice continuous integration, delivery, and support of our code through to production and beyond. Whilst specific responsibilities will be dependent upon the changing needs of the Tesco business, the following provides an overview of the role’s key responsibilities and measures:

• 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.

• Around 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
• Demonstrate excellent understanding of language & framework and a good working knowledge of the abstraction layer underneath
• Take a business problem and come up with the technical strategy (push vs pull etc, real time vs batches, sync vs async) within the team, high level design and lead the implementation
• Need minimal directions or guidance and collaborate with SDEs across teams working on the same or similar business problem
• Consistently lead delivery of valuable features
• Continually propose and drive improvements
• Help elaborate requirements where necessary.

Our colleagues work with one goal in mind, helping to make every day a little better for our customers, colleagues and communities all over the world. No two customers are the same, neither are our colleagues.

At Tesco, we champion a balance that lets you thrive both in and out of work. Spend 60% of your week collaborating with colleagues at our office locations or local sites and the rest remotely. Whether you're just kicking off your career, juggling passions, or navigating big life events, we're here to support you.

Tesco is committed to celebrating diversity and everyone is welcome at Tesco. As a Disability Confident Employer, we’re committed to providing a fully inclusive and accessible recruitment process, allowing candidates the opportunity to thrive and inform us of any reasonable adjustments they may require.

Want to get to know us better? Watch our team talk about our culture – YouTube

What our colleagues like the most at Tesco:

• We develop our own products
• We make an impact; large scale of operation
• Accountability and respect are given to us
• We cooperate and support each other
• There are great colleagues who are divided into small teams here
• We can develop and learn new things

Discover how our colleagues shape Tesco’s tomorrow.