Senior Software Engineer (Backend): Cards

Описание

BVNK is building a network for every form of money that delivers more reach, more capability and more choice. The Senior Software Engineer will join the Cards team, building a seamless card issuing and transaction platform that bridges crypto and fiat, enabling merchants to offer instant access to funds through physical and virtual cards.

Responsibilities

• Design and implement card platform features end-to-end, from tokenization and sensitive card data handling to transaction enrichment and settlement workflows
• Build and maintain integrations with card issuers and payment processors
• Architect systems spanning multiple services, ensuring scalability, security, and PCI compliance
• Own features and projects from inception to completion, breaking down complex domains into deliverable work items
• Drive cross-team technical initiatives around shared libraries, patterns, and infrastructure
• Actively review code across the team, providing constructive and in-depth feedback
• Contribute to our engineering culture by mentoring teammates and setting quality standards

Requirements

• 5+ years experience as a Backend Engineer, preferably in FinTech or payments
• Expertise in Java and Spring Boot
• Experience building and maintaining APIs and services in a microservices architecture
• Strong understanding of card payments, issuing, or transaction processing
• Enthusiasm for adopting AI-assisted development tooling (e.g, Claude Code, AI code review agents) to accelerate delivery and improve code quality across the squad
• Ability to self-direct work and scale from well-scoped tasks to multi-sprint initiatives
• Excellent problem-solving skills, comfortable working independently or collaboratively across squads
• Experience with containerisation and orchestration technologies including Docker and Kubernetes
• Experience with code review as a tool for mentoring and raising team-wide standards
• Good written and verbal communication skills
• Open to participating in an out-of-hours on-call rota

Nice to have

• Familiarity with crypto/fiat payment rails

We offer

• Fair and competitive salary at every stage of your growth
• Flexible working hours, with hybrid working at its heart
• A culture built on passionate, growth-minded people
• A flexible approach to holiday
• Opportunities to travel to our offices around the world
• An open and creative environment where you can help us define the future of BVNK, its culture, and its opportunity sets
• Compensation packages are based on candidate experience and relevant certifications