Senior Backend Engineer - Bookings
SumUp · Warsaw, Poland; Warszawa, Masovian Voivodeship, Poland ·
- Work mode
- Hybrid
- Seniority
- Senior
- Category
- Backend
- Experience
- 3+ years
- Visa sponsorship
- Yes
- Company size
- 1000+
- Salary
- PLN 18,850 – 29,660 / month
SumUp · Warsaw, Poland; Warszawa, Masovian Voivodeship, Poland ·
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Build and maintain scalable backend systems for SumUp’s Bookings product, collaborating with frontend and mobile teams to deliver features using Kotlin, Spring Boot, PostgreSQL, Kafka, and AWS.
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.
You’ll join the Sell Online Tribe, the group shaping how merchants bring their businesses to life online. We design and build tools that help millions of entrepreneurs, from barbers to bakers, sell their products and services anywhere. Our focus is on Online Store and Bookings, two products at the heart of SumUp’s ecosystem. Together, they give merchants the power to manage appointments, showcase their offerings, and get paid—all from their phones.
We’re a cross-functional team of Product Managers, Designers, and Engineers who move fast, collaborate openly, and care deeply about crafting beautiful, performant mobile experiences. As part of this team, you’ll help us expand into new verticals, close the feature gap, enabling us to position our product as a complete and competitive solution for small merchants, and make digital selling effortless for small businesses everywhere.
🌎 Opportunity to work from our vibrant Warsaw office in the Hala Koszyki. This involves a hybrid 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 can be used to attend conferences and/or advance your career through further education
🚴 Fitness support: work out on-site at our gym or explore the city using the Multisport Card, subsidised by SumUp for access to sports facilities across Warsaw
🩺 Commitment to well-being: access health insurance coverage for you and your family, plus life insurance to further protect your peace of mind
🏖 Generous time off: enjoy 26 days of paid leave plus public holidays and special leave days
🌴 Break4me: 1-month sabbatical after 3 years of service
🔗 Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team
*Disclaimer
The stated salary range represents the expected compensation for candidates who meet the core requirements of this role. Offers above this range may be considered in exceptional circumstances, subject to internal review and approval, where a candidate's qualifications, skills, or experience significantly exceed the role's standard expectations.
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.
jorsek · Kraków, Poland, Poland