Backend Software Engineer (Golang) – Payments Self-service Squad

SumUp enables businesses to get paid easily, process orders quickly, sell online instantly, and manage their money more efficiently. We create the tools businesses need to make their business and their customer experience thrive.

The Payments Tribe is looking after SumUp’s global card processing platform. As a part of the Payments tribe, the Payments Self-Service Squad is dedicated to providing SumUp’s customers with a seamless payment and payout experience. We build comprehensive views of received funds, payout and payment reports, and easy-to-use payout settings.

We’re looking for an experienced backend engineer who values a tech-agnostic approach, takes ownership of their work, and understands the importance of delivering customer value. You will have a global impact on our merchants’ payment and payout experience across 30+ markets.

What you will do

• You’ll design, build, and maintain back-end services in a microservice architecture
• You’ll participate in API design and implementation for internal APIs and those exposed to our third-party integrators
• You’ll write high-quality, maintainable, and scalable code that meets coding standards and best practices
• You’ll collaborate with other software, QA, and DevOps engineers to ensure smooth deployment, continuous integration, and support for the software we deliver in production environments
• You’ll actively participate in code reviews with other software engineers to improve code quality and maintainability

You will be great for this role if

• You have several years of programming experience, preferrably with Golang
• You understand fundamental system architecture, software design principles, data modeling, and API design
• You are knowledgeable of database modeling, performance tuning, and query optimization techniques
• You are experienced with SQL databases such as PostgreSQL (CockroachDB is a plus)
• You are skilled in implementing communication mechanisms between microservices, such as RESTful APIs, gRPC, or message queues (familiarity with Kafka is a plus).
• You have experience in CI/CD pipelines setup and automation with tools like GitHub Actions, Gitlab CI, Docker, etc.
• You have an open to feedback, collaborative approach to teamwork, and excellent problem-solving skills

Why you should join SumUp

• You’ll play a key role in a scale-up that, in turn, is part of a truly global team of 3000+ people from 60+ countries, spread across 4 continents.
• You’ll have the opportunity to make an impact irrespective of your job description. You’ll have the space to drive your career and take ownership of projects.
• You’ll receive 25 days of paid leave, increasing with tenure, and paid vacation for certain occasions. You’d enjoy a paid 1 month Sabbatical vacation every 3 years.
• You’ll receive an individual learning budget and can take 10 days of paid educational leave to expand your skillset. You’ll have access to hackathons.
• You’d enjoy other great benefits such as additional health and life insurance; funded therapy & coaching sessions with licensed psychotherapists; co-sponsored Multisport card; Child birth/adoption bonus; free shuttle buses from Joliot-Curie metro station; a long list of discounts; attractive referral programme; monthly budget for food vouchers and flexible benefits, and more.

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.

More about us

We believe in the everyday hero.

Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a ‘team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, color, 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. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.

SumUp will not accept unsolicited resumes from any source other than directly from a candidate.