SumUp is looking for a Senior Database DevOps Engineer to join our team in Sofia. In this role, you will develop and maintain the Cloud Platform infrastructure related to databases that serves as the foundation for our development teams. You will play a critical part in ensuring the availability, performance, and security of our databases by implementing automation and improving infrastructure code quality.
We are looking for an expert who can help us shift database ownership "left" safely through standardized automation and deep-level guardrails. You will collaborate closely with Platform Infrastructure and Development teams to lower costs, improve self-service tooling, and actively participate in audits related to our database infrastructure.
About the team
The DBOps team sits within SumUp's Platform tribe and is responsible for the database infrastructure that underpins payment and financial products used by over 4 million businesses worldwide. The team is at a pivotal moment: migrating 80+ legacy databases to Aurora PostgreSQL, building deep-level guardrails, and shifting database ownership closer to the development teams who rely on it daily. This role is central to that work, bringing platform engineering discipline, automation-first thinking, and database expertise to a function where the impact is felt across the entire engineering organisation.
👉 Take a look at our Sofia offic...
What you'll do- Build and maintain Cloud Platform database infrastructure that development teams across SumUp depend on for reliability, performance, and security
- Lead the migration of legacy RDS databases to Aurora PostgreSQL, contributing directly to a large-scale infrastructure transformation
- Design and implement automation, monitoring, and infrastructure-as-code improvements that reduce manual effort and raise overall code quality
- Collaborate with Platform and development teams to standardise database usage, lower resource costs, and enable self-service tooling
- Implement security guidelines and contribute to PCI and DORA audit requirements, ensuring compliance is embedded into the infrastructure from the ground up
- Deep hands-on knowledge of PostgreSQL, AWS services (RDS, EC2, S3, VPC, IAM), and infrastructure-as-code tools such as Terraform or CloudFormation
- Experience with at least one programming language, with Go, Python, or JavaScript preferred, applied to automating complex database operations
- Experience applying CI/CD principles to infrastructure workflows, with a solid understanding of containerisation and Kubernetes
- Comfort navigating legacy and modern systems simultaneously, managing competing priorities with a structured and analytical approach
- A track record of working across engineering and security teams, with clear communication skills and a genuine commitment to documentation and knowledge sharing
- Experience with cloud-native monitoring tools such as Prometheus
- 🌍 Opportunity to work with SumUppers globally on large-scale fintech products used by millions of businesses worldwide, from our modern Sofia office. This involves an office-first setup
- 🌈 Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced
- 🚀 Enrolment onto our Virtual Stock Option programme: you will own a stake in SumUp's future success
- 📚 A dedicated annual L&D budget of €2000 for your individual development, which you can use to attend conferences and/or advancing your career through further education
- 🏖 Generous time off: 25 days of paid leave, plus one extra day per year of service (up to 35)
- 🏥 Peace of mind: comprehensive health and life insurance — includes dental coverage
- 💪 Stay active: on-site yoga and a co-sponsored Multisport card offering access to hundreds of sports facilities
- 🍽 Meal support: benefit from a tax-free food voucher programme (100 EUR monthly) plus flexibility via our Re:Benefits platform (40 EUR monthly)
- 🚌 Easy commute: free shuttle buses connecting directly to Joliot-Curie metro station
- 👶 Family-friendly: new baby bonus
- 🌴 Break4me: 1-month sabbatical after 3 years of service
- 🔗 Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team
About SumUp
Be empowered to do more that matters.
At SumUp, we're on a mission to empower small businesses across the globe by providing a vast set of simple and affordable business tools to help them start, run, and grow their businesses. Today, over 4 million businesses in 36 markets rely on SumUp as their financial partner to manage payments, finance and customer relationships.
Our commitment to small businesses is reflected in our diverse team of over 3,000 SumUppers from over 90 nationalities, united by global collaboration and an innovative mindset. Our core values lay the foundation for who we are and what we stand for, shaping our work culture and driving our success. We foster an inclusivity and continuous learning culture, providing a safe space for personal and professional growth. Our differences make us unique and strong as we strive to create an environment where everyone belongs and feels supported, no matter how they identify.
SumUp is proud to be an Equal Employment Opportunity employer, actively seeking and embracing diversity in our workforce. We don't make hiring or employment decisions based on race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. Our commitment extends beyond recruitment to creating a safe and respectful workplace where harassment of any form is strictly prohibited.
Explore career opportunities with us and join a team driven by collaboration, innovation, and a shared vision of creating a world where everyone can build a thriving business. Discover more about our vibrant and inclusive work culture and how we work on our careers website, and follow our journey on LinkedIn and Instagram.
Job Application Tip
We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.
Skills Required
- Deep hands-on knowledge of PostgreSQL
- Proficiency in AWS services such as RDS, EC2, S3, VPC, IAM
- Experience with Terraform or CloudFormation
- Proficiency in at least one programming language (Go, Python, JavaScript)
- Experience applying CI/CD principles
- Understanding of containerisation and Kubernetes
- Experience with cloud-native monitoring tools like Prometheus
SumUp Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SumUp and has not been reviewed or approved by SumUp.
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Leave & Time Off Breadth — Paid time off is positioned as a standout, including 22 vacation days that increase with tenure, public holidays, a quarterly Wellness Day, special leave, and a fully paid one‑month sabbatical after three years. This combination makes time-off benefits feel notably robust in the overall rewards package.
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Healthcare Strength — Health coverage is described as comprehensive, with medical plan options (including carriers such as Cigna and Kaiser) plus dental and vision. Company-paid life insurance and disability coverage are also part of the protection package in the U.S. materials.
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Retirement Support — Retirement benefits include a published 401(k) match formula that provides an employer match up to a stated cap. The clarity of the match structure supports straightforward evaluation during offer comparisons.
SumUp Insights
What We Do
SumUp believes that every business should have access to affordable, easy-to-use financial solutions, no matter their size. That’s why more than 3 million businesses worldwide rely on SumUp to run their business. What started out as one card reader has now turned into a range of payment hardware, banking solutions, marketing, and loyalty tools, invoicing, and so much more. From sales and marketing to product and engineering, our cross-functional US team works together to ensure that small business owners can be successful doing what they love.
Why Work With Us
SumUp USA is part of the global SumUp organization that stretches across multiple continents from Berlin to Sao Paulo. Our teams are multicultural, have a collaborative mindset and bold goals. Join our mission if you want to become part of the success story and help empower over 3 million merchants using SumUp already!
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