Android Developer (Kotlin, Jetpack Compose) – Scale & Impact

Sigma Software; Kraków; On-site; PLN 120,000 - 180,000; Full time

Job summary

Sigma Software seeks a Middle Android Developer to join a product-focused team building mobile solutions used globally. You will work on scalable Android apps with Kotlin, Jetpack Compose, and modern architecture within a mature engineering environment.

You will collaborate with cross-functional teams, participate in architecture discussions, and contribute to code quality and CI/CD improvements, while focusing on performance and maintainability.

Qualifications

• 3+ years of commercial Android development experience.

Responsibilities

• Design, develop, and maintain Android apps using Kotlin and Jetpack Compose.
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Skills

Kotlin

Jetpack Compose

MVVM

Clean Architecture

Android SDK

Coroutines

Retrofit

Mockito/JUnit

English (Intermediate+)

Problem Solving

Education

Bachelor’s degree in Computer Science / Computer Engineering

Tools

Android Studio

Git

CI/CD tools

Job description

Sigma Software seeks a Middle Android Developer to join a product-focused team building mobile solutions used globally. You will work on scalable Android apps with Kotlin, Jetpack Compose, and modern architecture within a mature engineering environment.

You will collaborate with cross-functional teams, participate in architecture discussions, and contribute to code quality and CI/CD improvements, while focusing on performance and maintainability.