Senior Android Engineer (Kotlin, Jetpack Compose) - Hybrid

Sunweb Group; Oña; Hybrid; EUR 65,000 - 78,000; Full time

Benefits offered by this job

Hybrid work model

Office furniture provided

IT equipment provided

Career development plan

Coaching sessions

Travel allowances

Brand discounts

Job summary

Sunweb Group is seeking a Senior Android Engineer to own features from design to release, focusing on Kotlin and Jetpack Compose. You will join Team Cuba – Mobile, collaborating with iOS and backend engineers to deliver high-quality native Android experiences across Europe in a flexible hybrid setup.

You will mentor peers, drive architecture decisions, and evolve a modular codebase while integrating payments and travel-related journeys.

Qualifications

• Several years (5+) of strong Kotlin experience in production Android applications at meaningful scale.
• Production experience with Jetpack Compose.
• Solid knowledge of Coroutines, Flow, state management and the Android lifecycle.
• Practical experience with clean or layered architecture and dependency injection.
• Experience with Gradle in a multi-module project, including build types or flavours.
• Automated testing, Git workflows, code reviews and CI as standard engineering habits.
• Play Console release-management experience, including signing, versioning and staged rollouts.
• Experience consuming REST APIs and designing reliable caching behaviour.
• Experience integrating third-party SDKs or APIs, ideally including payment services.
• Professional working proficiency in English.
• A proactive, pragmatic and low-ego ownership mindset.

Responsibilities

• Build and evolve customer-facing Android experiences using Kotlin and Jetpack Compose.
• Own features from refinement and technical design through testing, Play Store release and production monitoring.
• Act as a technical reference for Android through code reviews, architectural decisions and mentoring.
• Align closely with iOS and backend engineers to deliver platform parity without sacrificing native quality.
• Evolve a modular Gradle codebase using pragmatic clean-architecture principles.
• Apply dependency injection, Coroutines and Flow effectively.
• Integrate and protect revenue‑critical customer journeys involving payments, excursions, transfers etc.
• Use Firebase, Analytics and New Relic to understand user behaviour and improve app health.
• Use modern and agentic coding tools pragmatically to improve productivity and code quality.

Skills

Kotlin

Jetpack Compose

Coroutines

Flow

Clean architecture

Dependency injection

Gradle (multi-module)

REST APIs

Payment integrations

English proficiency

Android lifecycle

Code reviews

CI/CD

Play Console

GitHub Actions

Tools

Firebase

New Relic

Ktor

GitHub Actions

Gradle

DataStore

Kodein

Copilot

Job description

Sunweb Group is seeking a Senior Android Engineer to own features from design to release, focusing on Kotlin and Jetpack Compose. You will join Team Cuba – Mobile, collaborating with iOS and backend engineers to deliver high-quality native Android experiences across Europe in a flexible hybrid setup.

You will mentor peers, drive architecture decisions, and evolve a modular codebase while integrating payments and travel-related journeys.