Responsibilities
- Build and maintain production backend services for money movement.
- Own and deliver end-to-end features and contribute to larger domain projects.
- Contribute to technical design and implementation using established architectural patterns and best practices.
- Improve service reliability and quality through testing, monitoring, and delivery pipelines.
- Participate in on-call rotations, incident response, and post-incident reviews.
- Apply backend and systems thinking during refinement, identifying risks, dependencies, and edge cases.
- Collaborate with Product, QA, engineers, and other stakeholders on transfer and banking capabilities.
Requirements
- Experience building backend services in a modern environment and supporting them in production.
- Proficiency in Go and willingness to learn and work with other languages.
- Comfort with cloud-based systems, containerized workloads, and automated delivery pipelines.
- Ability to create well-scoped pull requests, conduct code reviews, and maintain code quality and test coverage.
- Understanding of system architecture, data modeling, and API design.
- Clear communication and effective collaboration with engineers, product managers, and other stakeholders.
- Experience with banking, payments, financial systems, regulated environments, production traffic, or incident response is considered a plus.
- Experience using AI-assisted development tools is considered a plus.
Benefits
- Vilnius office work arrangement.
- Virtual Stock Option programme.
- 25 days of paid leave plus special holidays.
- Health insurance through Gjensidige and life and accidental coverage from Ergo.
- Gym membership allowance.
- Training, mentorship, SumUp University, and a yearly learning budget of 2,000 EUR.
- Hack Days every second Friday and global Hack Weeks.
- One-month sabbatical after three years of service.
- Referral bonus programme.
Tech Stack
Categories
About SumUp
SumUp is a leading global fintech company committed to levelling the playing field for small businesses. Founded in 2012, we’re the trusted partner of over 4 million merchants in 37 markets, providing simple and affordable tools that help them manage payments, finance, and customer relationships. Our vision is a world where everyone can build a thriving business. Guided by this, we champion small business ownership by creating accessible solutions that empower entrepreneurs to grow and succeed. Our diverse team of over 3,000 SumUppers — representing more than 90 nationalities across 20 offices worldwide — is at the heart of our success. Beyond business, we donate 1% of the net revenue generated by Solo devices to environmental causes and support educational and entrepreneurial initiatives around the world. Recognised as a Top Global Employer for inclusion by the Stonewall Workplace Equality Index in 2022 and 2023, and awarded Fintech Diversity Initiative of the Year at the Irish National Fintech Awards in 2025, SumUp continues to build an inclusive, supportive, and purpose-driven workplace where everyone belongs.