Senior Android Engineer for FinTech Platform

InPost Group; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

InPost Group is seeking an experienced Senior Android Engineer for its FinTech Platform based in Poland. You will own the Android architecture, performance, and delivery across diverse devices while collaborating with product and backend teams.

The role blends deep Android engineering with a strong product mindset, focusing on consumer and merchant experiences and scalable platform health.

Qualifications

• Five years of native Android engineering experience with shipped apps.
• Proficient in Kotlin, Jetpack Compose, and Android architecture patterns.
• Experience with testing (JUnit, Espresso, Compose Testing) and CI/CD.

Responsibilities

• Own architecture of a production FinTech Android app with modular structure.
• Develop native Android features using Kotlin, Jetpack Compose, and View system.
• Ensure performance, security, and quality across devices and OS versions.
• Collaborate on API contracts, auth flows, and event schemas with backend teams.
• Contribute to PRDs, testing, releases, and feature flags.

Skills

Kotlin

Jetpack Compose

Android Architecture

Coroutines

Flow

Room

EncryptedSharedPreferences

Android Keystore

Retrofit

OkHttp

JUnit

Espresso

Compose Testing

CI/CD (Gradle)

WebView / Deep Linking

MVVM / Clean Architecture

Java interop

Android performance profiling

Education

Bachelor's or higher in IT/CS

Tools

Gradle

GitHub Actions

Android Studio

Job description

InPost Group is seeking an experienced Senior Android Engineer for its FinTech Platform based in Poland. You will own the Android architecture, performance, and delivery across diverse devices while collaborating with product and backend teams.

The role blends deep Android engineering with a strong product mindset, focusing on consumer and merchant experiences and scalable platform health.