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# Backend Engineer (Golang) - Balance Management

- **Company:** SumUp
- **Location:** Berlin, Germany
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Architectural Patterns, Code Coverage, Continuous Integration, Relational Databases, Distributed Systems, Backend, Kotlin, Code Testing, Docker, Elixir, Golang
- **Published:** August 10, 2026
- **Apply:** https://eu.experteer.com/career/view-jobs/backend-engineer-golang-balance-management-berlin-deutschland-58866946

## About the Role

core history systems from the ground up * Collaborate with Risk, Treasury, Finance, and Infrastructure to ensure smooth, compliant global operations * Take ownership from design to production, monitoring performance and delivering high-quality software at scale Tasks * solid backend experience building reliable, high-volume services * proficiency in Golang; willingness to learn Kotlin or Elixir as needed * maintainable, well-tested code and CI/CD best practices * experience deploying and running services in AWS using Docker and Kubernetes * interest in relational databases with strong performance and data consistency * collaborative mindset with cross-region communication and feedback exchange * curiosity for building reliable financial services and banking domain knowledge Key requirements * career growth and learning opportunities * sabbatical program * health & wellness benefits * global team and diverse culture * stock ownership program * flexible benefits such as transport, aaaa
aaJ_ language courses

## Description

Experteer Overview As a Backend Engineer in SumUp's Global Bank team, you help modernize core banking services and build a global transaction history platform. You'll shape scalable, high-volume services that support ledger operations across regions, balancing innovation with stability. You collaborate with Risk, Treasury, Finance and Infrastructure to ensure compliant, reliable global operations. This role offers impact across a rapidly evolving banking stack and the opportunity to influence architecture and performance at scale. Pay / Benefits * Build and evolve core banking services powering ledger operations and transactions to form a unified global platform * Tackle distributed systems challenges to ensure resilient services under high transaction volumes * Improve observability, test coverage, and maintainable code; refactor and introduce new architectural patterns without disrupting live banking operations * Contribute to architectural decisions by building ledger and transaction history systems from the ground up * Collaborate with Risk, Treasury, Finance, and Infrastructure to ensure smooth, compliant global operations * Take ownership from design to production, monitoring performance and delivering high-quality software at scale Tasks * solid backend experience building reliable, high-volume services * proficiency in Golang; willingness to learn Kotlin or Elixir as needed * maintainable, well-tested code and CI/CD best practices * experience deploying and running services in AWS using Docker and Kubernetes * interest in relational databases with strong performance and data consistency * collaborative mindset with cross-region communication and feedback exchange * curiosity for building reliable financial services and banking domain knowledge Key requirements * career growth and learning opportunities * sabbatical program * health & wellness benefits * global team and diverse culture * stock ownership program * flexible benefits such as transport, pension, language courses


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