Senior Backend Engineer (Kotlin) - Cards
Senior Backend Engineer (Kotlin) - Cards is an open role at SumUp, a company in fintech and payments. The posting gives Sofia, Bulgaria as the location. We classify it as a senior-level role in backend engineering. Technologies named in the posting: Kotlin, CI/CD and Golang. English is required. Perks named in the posting: equity and learning budget. There are 65 open positions from SumUp on this site, 8 of them in IT and engineering.
Posted 11 days ago · Last checked 2026-10-21
About SumUp
Fintech and payments Non-tech company with an IT team 65 open positions, 12% in IT and engineering. Most open roles: Sales (49), Backend engineering (5), Marketing and communications (4).
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| Workplace | Workplace not stated |
| Seniority | Senior |
| Role | Backend engineering |
| Countries | Bulgaria |
| Languages | KotlinGolang |
| Key facts | Stack: Kotlin, Golang, CI/CD · Languages: English · Schedule: on-call · Equity · Learning budget |
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