Backend Engineer (Golang) - Transfers Europe

Transfers Europe squad is the integration layer connecting SumUp's internal systems with the financial networks that move money across Europe and the UK. As a Backend Engineer, you'll take ownership of services that process real money, working on complex systems problems to ensure seamless integrations as we scale.

What you'll do

• Build and maintain production money movement backend services, contributing to their delivery, observability, and ongoing maintenance.
• Own and deliver well-defined tasks and features, and contribute to larger projects within the team's domain.
• Contribute to technical design and implementation, following established architectural patterns and best practices.
• Improve service reliability and quality by writing tests, enhancing monitoring, and following established delivery pipelines.
• Support the operation of the systems you work on by participating in on-call rotations, incident response, and learning from post-incident reviews.
• Apply a backend and systems perspective during refinement, raising questions about risks, dependencies, and edge cases.
• Collaborate closely with Product, QA, and other engineers to deliver end-to-end transfer and banking capabilities.

What you'll need

• Experience building backend services in a modern environment and supporting them in production.
• Proficiency in Golang and comfort learning and working with other languages as needed.
• Comfort working with cloud-based systems, containerized workloads, and automated delivery pipelines.
• Ability to raise well-scoped pull requests, conduct thorough code reviews, and help maintain high standards of code quality and test coverage.
• Understanding of system architecture, data modelling, and API design fundamentals.
• Curiosity about how your work fits into the broader system and product experience.
• Clear communication and effective collaboration with engineers, product managers, and other stakeholders.

Nice to have

• Exposure to banking, payments, or financial systems, especially in regulated environments.
• Experience supporting systems with production traffic, including incident response participation.
• Use of AI-assisted tools to improve development speed, learning, or code quality.

What they offer

• Virtual Stock Option programme to own a stake in SumUp's future success.
• Annual L&D budget of €2,000 for conferences and further education.
• Corporate pension scheme with up to 20% contribution match.
• 28 days paid leave plus public holidays and special leave days.
• Urban Sports Club subsidy, Kita placement assistance, subsidised office lunches.
• 1-month sabbatical after 3 years of service.