Senior Backend Engineer (Go) – Fintech, High Availability

SumUp is hiring for a backend role in our London-based team, focusing on core neobanking features, including bank transfers, open banking, savings, and payments. You’ll own features end-to-end, shaping architecture and driving reliability in a highly regulated fintech environment.

You’ll collaborate across product, design, data science, security, and operations to deliver scalable, production-grade services with strong observability, testing, and incident response practices.

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