Senior Android Engineer: Kotlin, Jetpack Compose, CI/CD

Sii Poland; Toruń; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care

Job summary

Sii Poland is seeking a Senior Android Developer to join a long-term product development initiative in logistics and digital services. You will design, build, and improve high-performance mobile applications, collaborating with cross-functional teams in an agile environment.

You will focus on performance, stability, and modern UI with Kotlin, Android SDK, and Jetpack Compose, while contributing to software architecture and scalable solutions for millions of users.

Qualifications

• 6+ years of commercial Android development experience.
• Strong Kotlin and Android SDK proficiency.
• Practical experience with Jetpack Compose for modern UI.
• Solid knowledge of asynchronous programming with Coroutines.
• Experience with automated testing and CI/CD pipelines.
• Fluent Polish and English communication for international collaboration.

Responsibilities

• Design, develop, and maintain advanced Android applications with focus on performance and stability.
• Refactor and optimize existing solutions for better architecture.
• Build and maintain automated CI/CD pipelines for development, testing, and release.
• Deliver high-quality, testable, maintainable code.
• Participate in code reviews and promote engineering standards.
• Create and maintain technical documentation.

Skills

Kotlin

Android SDK

Jetpack Compose

Coroutines

CI/CD

Testing

Communication

Tools

CI/CD tools

Job description

Sii Poland is seeking a Senior Android Developer to join a long-term product development initiative in logistics and digital services. You will design, build, and improve high-performance mobile applications, collaborating with cross-functional teams in an agile environment.

You will focus on performance, stability, and modern UI with Kotlin, Android SDK, and Jetpack Compose, while contributing to software architecture and scalable solutions for millions of users.