Backend Engineer (Node.js)

The Global Bank tribe at SumUp, builds the financial tools that

help small businesses manage their money more confidently, including Expenses and Making Tax Digital, two products that sit at the

heart of SumUp's accounting and compliance offering. In this role you will join a small, senior squad, at a genuinely exciting

moment: we starting with Making Tax Digital in the UK, where merchants can now submit Income Tax assessments digitally, SumUp's

vision is to expand this into a full suite of Accounting tools - covering Income Tax assessment, VAT submission, and financial

reporting across multiple markets. This is genuinely early-stage, high-impact work, and the Expenses and MTD squad is where it

begins.

We are looking primarily for a Node.js backend engineer who can also contribute to React.js frontend work when

needed. You'll work closely with two senior engineers, a Product Manager, a Designer, and an Engineering Manager - with the reach

and resources of a global 200 person tribe behind you, and product impact at scale.

• Contribute to backend development and API design, including building and refactoring services to support evolving product

requirements

• Contribute actively to backend services reliability within the squad, including CI/CD workflows, Kubernetes

deployments, monitoring, and observability tooling

• Collaborate with Product, Design, and cross-functional squads to

deliver scalable, testable, and maintainable code

• Participate in code reviews, contribute to architecture and technical

decisions, and help evolve the squad's engineering practices

• Contribute to the React.js frontend when needed by building

and improving user-facing features and integrating backend APIs

You'll be great for this role if

you…​

• Have solid proficiency in Node.js and TypeScript, with a track record of building and maintaining

microservices

• Can contribute to user-facing frontend features in React.js
• Are comfortable working in a small,

autonomous squad where ownership is expected from day one

• Have can reason about API design and architectural trade-offs,

including familiarity with event-driven concepts and tools such as Kafka or RabbitMQ

• Can communicate clearly and

confidently, and articulate technical decisions and feedback to product, design, and cross-functional partners

• Are

curious about this domain and are a continuous learner

Why you should join

SumUp​

🌎 Opportunity to work with 3000+ SumUppers globally on large-scale fintech products used by millions of

businesses worldwide, from our Copenhagen office (Vesterport station (within 5 mins walking distance to Copenhagen central

station).

🌈 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 €2,000 for

your individual development, which can be used to attend conferences and/or advance your career through further education

💼 Company Pension Scheme: SumUp

contributes 9% and you contribute 4.5% (available after 3 months of employment)

🚆 DSB Business Commuter Card available via

pre-tax salary

❤

Mental well-being support: access to licensed psychotherapists through SumUp Sessions, our confidential Employee Assistance

Programme

🎉 Special leave days for life moments that

matter, including birthdays, weddings, bereavement, and volunteering

🔗 Referral Bonus: earn additional rewards by

referring talented individuals to join the SumUp team

🤖 You’ll attend global offsites, trips and/or hackathons (2023, 2024, 2025 and

counting)

At SumUp, we're on a mission

to empower small businesses across the globe by providing simple and affordable tools that allow them to thrive. Today, over 4

million businesses in 37 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 inclusivity and a

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. Discover more about our culture and opportunities on our careers

website, and follow our journey on LinkedIn, Instagram, and

TikTok.

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.