Arbeitnow
Senior Backend Engineer- Global Bank
sumup
Sofia, Bulgaria
Full-time
Remote
23 days ago
<p>In the <a href="https://www.sumup.com/careers/global-bank-tribe/">Global Bank tribe</a>, we are building the infrastructure and core serv…
In the Global Bank tribe, we are building the infrastructure and core services needed to provide our merchants with a digital bank account that empowers them to be successful at doing what they love. Our goal is to become the most popular banking partner for small merchants globally by offering a high-quality banking experience tailored to their needs - effortless, simple, and affordable.
Joining the Global Bank tribe means playing a key role in helping us build SumUp's digital bank. You’ll collaborate with a global, autonomous, cross-functional team that refines an aspect of our product from concept to execution. Work alongside colleagues from 32 nationalities across Cologne, Berlin, São Paulo, Sofia, London and Vilnius, united by a shared commitment to taking ownership, working with purpose, and helping small businesses thrive.
As a Backend Engineer, you'll be responsible for evolving and maintaining a high-throughput banking ecosystem for merchants inside our Global Bank Tribe. You’ll play a key role in architecting and evolving our global banking platform; ensuring high availability, scalability, and observability across multiple regions. If you'd like to gain experience building business accounts, card payment, and transfers products etc, across Europe and Latam for SumUp's Global Bank, join us and be part of this exciting journey!
What You’ll Do
Collaborate with a global team to design and build a unified global banking platform. This includes high-level APIs for multiple regions and local implementations, ensuring high availability and observability
Be part of the transformation team that is transforming monolithic services into decoupled, highly scalable, region-agnostic, unified global bank services
Design, implement, and iteratively develop highly available backend services, while continuously evaluating and implementing new methods to ensure the high reliability of transfer systems
Maintain and improve core services utilizing a modern, cloud-native
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
<p>In the <a href="https://www.sumup.com/careers/global-bank-tribe/">Global Bank tribe</a>, we are building the infrastructure and core serv…