Senior Software Engineer (Backend): Fiat Integrations
BVNK enables businesses to send, receive, and convert any currency using modern payment infrastructure.
Investors
About BVNK
BVNK provides a unified platform for fiat, stablecoin, and cryptocurrency payments, offering businesses the ability to launch stablecoin wallets, multi-currency accounts, and add crypto payments to their checkout. The platform is designed for high-volume transactions, catering to established businesses with specific payment needs.
Skills
About the Role
You'll design and build the backend systems that power the movement of fiat currency through BVNK's platform. You'll work on services that orchestrate payment instructions, interface with banking partners and payment schemes, manage transaction lifecycle states, and ensure settlement integrity at scale. 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.
Requirements
- Strong experience as a backend software engineer, with deep proficiency in languages such as Java, Kotlin or similar JVM-based languages
- Experience designing, building, and operating microservices in a distributed systems environment
- Solid understanding of relational databases (e.g., PostgreSQL) and event-driven architectures (e.g., Kafka, SQS/SNS)
- Experience with cloud platforms such as AWS, GCP, or Azure
- Experience with containerisation and orchestration technologies including Docker and Kubernetes
- Familiarity with infrastructure-as-code concepts and modern software delivery practices (CI/CD)
- Experience with observability and reliability tooling including logging, metrics, tracing, and performance optimisation
- Comfortable working with Jira, Confluence, Git-based workflows, and collaborative engineering practices
- Strong communication skills with the ability to explain technical concepts clearly to both technical and non-technical stakeholders
- A thoughtful, practical approach to problem-solving that considers tradeoffs and avoids over-engineering
Responsibilities
- Design, develop, and maintain high-performance backend services that power fiat payment processing, including transaction orchestration, settlement, and reconciliation
- Build and evolve integrations with banking partners, payment networks, and financial infrastructure to support multi-rail, multi-currency fiat operations
- Contribute to the architecture and evolution of the fiat processing platform, ensuring reliability, fault tolerance, and data consistency across high-throughput transaction flows
- Build and maintain APIs that manage the full transaction lifecycle — initiation, status tracking, settlement confirmation, and exception handling
- Drive improvements to system observability, performance, and resilience, including monitoring, alerting, and incident response
- Collaborate closely with cross-functional partners including product, design, and other engineering squads to deliver high-impact features
- Participate in code reviews, architectural discussions, and technical design sessions to uphold engineering standards
- Contribute to the team's engineering culture by mentoring peers, sharing knowledge, and championing best practices
- Participate in an out-of-hours on-call rotation
Benefits
- Flexible working hours
- Hybrid working
- Flexible approach to holiday
- Opportunities to travel to offices around the world