Software Engineer (Golang) - Online Payments
SumUpSofia, Sofia-City, Bulgaria
Posted May 12, 2026
Full Time
About the Company
SumUp is a leading financial technology company, founded in 2012 with the goal of empowering small businesses around the globe.
Job Description
Software Engineer (Golang) - Online Payments at SumUp. Join our Payments Tribe and empower millions of small businesses worldwide. Develop high-performance backend services for our Online Payments Platform using Golang, Kafka Streams, and PostgreSQL/RDBMS.
Requirements
- Solid experience as a Backend Software Engineer in any modern language (e.g. Go, Java, Python, Kotlin, etc.)
- Experience with PostgreSQL/RDBMS and distributed, fault-tolerant systems
- A genuine passion for clean, maintainable, and testable code
- Interest in using AI as part of your development workflow
- A good understanding of software architecture and application design
Benefits
- €2,000 annual L&D budget
- 25 days of paid leave (increasing with tenure)
- Paid vacations for special occasions and a 1-month sabbatical every 3 years
- Health and life insurance
- Multisport cards
- Childbirth/adoption bonuses
- Discounts
- Referral program
- 100 EUR monthly food vouchers
- 40 EUR flexible benefits