Senior Android Developer — Kotlin, Jetpack Compose

DKB Code Factory GmbH; Valencia; On-site; EUR 45,000 - 65,000; Full time

Job summary

DKB Code Factory GmbH in Valencia invites an Android Developer to shape a scalable mobile banking app for small and medium businesses. You will work with Kotlin, Jetpack Compose, and MVVM to implement features, test, and release with a collaborative team.

You’ll integrate RESTful APIs with Retrofit, manage asynchronous flows with Coroutines, and help maintain code quality and performance while upholding security and accessibility standards. English is required; Spanish is a plus.

Qualifications

• 4+ years of professional native Android development with Kotlin.
• Proficiency in Jetpack Compose and MVVM architecture.
• Experience with Retrofit, Coroutines, Flow and asynchronous state management.
• Solid understanding of Android UI guidelines, accessibility and secure coding.

Responsibilities

• Develop and maintain Android features using Kotlin, Jetpack Compose and MVVM, ensuring scalable, maintainable code.
• Own defined features from refinement to testing and release.
• Integrate RESTful APIs using Retrofit and manage async operations with Kotlin Coroutines and Flow.
• Build reusable UI components and ensure accessible user experiences.
• Write unit tests, participate in code reviews and improve code quality.
• Identify issues with performance, security and data privacy considerations.
• Collaborate with Product, Design, QA, Backend and other developers to translate requirements into reliable solutions.
• Contribute to technical discussions and continuously improve practices.

Skills

Kotlin

Jetpack Compose

MVVM

Kotlin Coroutines

Flow

Unit testing

Retrofit

Git

Code reviews

Tools

Retrofit

JUnit

Mockito

Git

Job description

DKB Code Factory GmbH in Valencia invites an Android Developer to shape a scalable mobile banking app for small and medium businesses. You will work with Kotlin, Jetpack Compose, and MVVM to implement features, test, and release with a collaborative team.

You’ll integrate RESTful APIs with Retrofit, manage asynchronous flows with Coroutines, and help maintain code quality and performance while upholding security and accessibility standards. English is required; Spanish is a plus.