Senior Android Engineer - Kotlin, Jetpack Compose & CI/CD

Sii Poland; Warszawa; On-site; PLN 200,000 - 300,000; 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 to influence technical decisions and software architecture.

You'll lead tasks from designing features to delivering reliable, scalable apps, maintain CI/CD pipelines, review code, and document solutions.

Qualifications

• At least 6 years of Android app development experience.
• Strong Kotlin skills and hands-on Android SDK experience.
• Experience with Jetpack Compose for modern UI development.
• Solid knowledge of asynchronous programming with Coroutines.
• Experience with automated testing, CI/CD, and scalable mobile apps.
• Fluent Polish and English for international collaboration.

Responsibilities

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

Skills

Kotlin

Android SDK

Jetpack Compose

Coroutines

CI/CD

Testing

Polish & English

Tools

Android Studio

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 to influence technical decisions and software architecture.

You'll lead tasks from designing features to delivering reliable, scalable apps, maintain CI/CD pipelines, review code, and document solutions.