Senior Android Engineer – Kotlin, Jetpack Compose, Fintech

FERCHAU GmbH; Warszawa; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Medicover card

Multisport

Employee referral programme

Job summary

FERCHAU GmbH in Germany, on behalf of a European leading banking group, is seeking an experienced Android Developer to join the team building a modern digital banking platform used by millions of customers. You will write clean, maintainable Kotlin code, create UI with Jetpack Compose, and work in an Agile environment with BAs and UX/UI designers to deliver an outstanding mobile experience.

The role requires strong Android architecture knowledge (MVVM/MVI), unit and UI testing, and a proactive,

Qualifications

• 5+ years of Android development experience.
• Proficient in Kotlin and Jetpack Compose.
• Experience with MVVM or MVI architectures.
• Exposure to unit, integration, and UI testing.
• Familiarity with CI/CD and GitFlow or similar.

Responsibilities

• Develop new features for a large-scale mobile banking application.
• Extend, optimize, and refactor existing functionalities.
• Collaborate with Business Analysts to refine requirements.
• Work with UX/UI designers to deliver an outstanding user experience.
• Build complex UIs using Jetpack Compose.
• Ensure code quality, performance, and security.
• Create and maintain unit, integration, and UI tests.
• Participate in Agile ceremonies and technical discussions.

Skills

Kotlin

Jetpack Compose

Coroutines

Flow

DI (Hilt/Dagger/Koin)

MVVM/MVI

Unit testing

UI testing

Agile/Scrum

Git Flow

English

Android Architecture

Tools

TeamCity

CI/CD pipelines

Android Studio

Job description

FERCHAU GmbH in Germany, on behalf of a European leading banking group, is seeking an experienced Android Developer to join the team building a modern digital banking platform used by millions of customers. You will write clean, maintainable Kotlin code, create UI with Jetpack Compose, and work in an Agile environment with BAs and UX/UI designers to deliver an outstanding mobile experience.

The role requires strong Android architecture knowledge (MVVM/MVI), unit and UI testing, and a proactive,