Senior Software Engineer, Android - KMP

SumUp· 23 open roles

Location TBD On-siteFull-time56 years ago

Salaryest.

€80,000 - €120,000

Experience

Mid

Job Type

Full-time

Posted

56 years ago

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About This RoleAI processing…

About the team SumUp's Point-of-Sale (POS) solution empowers cafes, shops, bars, hair salons, and other businesses to operate efficiently and grow. It offers a wide range of features, including product catalogs, inventory management, business analytics, compliance support, and loyalty tools. Our POS solution integrates seamlessly into the SumUp SuperApp, which supports both our proprietary register hardware and mobile devices like tablets and phones. As a Senior Android Developer , you'll collaborate with a dynamic, cross-functional team of Product Managers, Product Designers, Engineering Mana

Key Responsibilities

1
Build new features for the item catalog within the SumUp SuperApp
2
Help improve the architecture of the application and contribute to our Kotlin Multiplatform strategy
3
Enhance and maintain our unified android app, distributed across 60+ countries, ensuring high-quality, scalable solutions
4
Shape the product's evolution by identifying opportunities for improvement and contributing to daily decision-making
5
Write thorough documentation and implement robust testing for features before shipping
6
Collaborate closely with Designer, Product Manager and Android engineers to deliver a unified UX experience across platforms
7
Coach and mentor other engineers

Requirements

You have 8 + years experience in mobile engineering with Android and Kotlin.
You have 2+ years of experience working with Jetpack Compose.
You have a solid understanding of software design patterns (e.g., MVVM, MVI) and expertise in building modular, scalable app architectures.
You have good knowledge of reactive programming (Flow, Coroutines and Concurrency).
You have a strong grasp of testing best practices: knowing what to test, why, and how to write resilient tests.
You strive for clean code, and you are flexible to balance pragmatism and perfection.
You have a keen interest in multi-platform development using Kotlin Multiplatform.

Perks & Benefits

Career growth and learning opportunities: We invest in your development through regular training, mentorship programs, SumUp University leadership cohort and a yearly learning budget (2,000 EUR)

Health & wellness benefits: in-house fitness classes, gym in the office, subsidized Urban Sports Club and available psychotherapy sessions