Senior Software Engineer (Backend): Crypto Payments

BVNK is hiring a remote candidate for Senior Software Engineer (Backend):
Crypto Payments. This is a full time position.

Work location:

Poland. Our role typically involves technologies such as Spring, Rust, Java, Go, Blockchain, Chai.

BVNK is the stablecoin-powered financial stack for enterprises. We’re now part of Mastercard, and together we’re building a network for every form of money – one that delivers more reach, more capability and more choice. We enable businesses to build financial products, unlock new markets, and move money in seconds across 130+ countries, with 40+ licenses for fiat and digital assets globally.

Processing billions annually, we empower enterprises worldwide to send, receive, convert, and settle stable coins and fiat seamlessly through a single integration. Our mission is to accelerate global money movement, and we’re assembling a world-class team to make it happen. Trusted by industry leaders like Corpay, Worldpay, Deel, and Flywire, we deliver the infrastructure that makes new forms of money usable within the financial systems customers already rely on today.

By combining Mastercard’s global payment reach and trusted networks with BVNK’s stablecoin infrastructure, we’re building the trusted operating layer for the evolution of money movement, helping customers participate in emerging digital networks without having to rebuild their businesses around every new innovation. We’re a diverse team spread across EMEA, North America, and APAC, with a shared belief that stable coins are the new infrastructure layer for financial services, and that BVNK is at the forefront of this shift.

We’re incredibly honored to have been recognized by: CNBC World’s Top Fintech Companies (2026) FXC Intelligence Top 100 Cross-border Payment Companies (2026) Newsweek’s The Top 100 Global Most Loved Workplaces (three years running, most recently 2025) Linked In as one of the Top 20 Startups in the UK (2025).

We offer a Hybrid/Remote working policy.

We’re looking for a talented Software Engineer to join our team. Our goal is to build seamless cross-border payments involving both crypto and fiat currencies. This role is pivotal in helping us overcome the challenges of speed, reliability, and scalability to ensure smooth crypto transactions for our customers. The Crypto Payments Squad develops and maintains the services that power BVNK’s crypto payment infrastructure.

Our APIs enable businesses to send, receive, and programmatically manage crypto payments 24/7, while integrating with other BVNK domains (e.g., trading) to create a smooth payment flow. Customers rely on our systems to move funds globally with the same ease as traditional finance but with the flexibility of crypto. Our product and engineering organisation is split into small autonomous squads empowered to own their problem space.

You’ll be expected to form strong opinions and execute in a fast but sustainable way, advocating for the simplest solution that achieves the outcomes our customers are looking for.

• Collaborate with our product team to iterate fast and deliver results.
• Translate from technical to non-technical with stakeholders across the business.
• Advocate for the simplest but most effective approach in everything we do.
• Develop future-proof products, focusing on delivering quality code consistently and efficiently.
• Contribute to our engineering culture and standards to help us perform better.
• Participate in out of hours on call rota.

• 5+ years experience as a Backend Developer in a similar role, preferably in the Fin Tech industry.
• Expertise in Java and Spring Boot.
• Proven ability to design, architect, debug, test, and create well-documented code.
• Production experience in asynchronous messaging with micro services.
• Understanding of common design patterns and principles, and how/when to apply them.
• Demonstrated ability to translate abstract challenges into clear, actionable steps and solutions.
• Experience in taking a product from initiation through the go to market phase, supporting products post launch.
• Good understanding of financial services, particularly in banking, payments…