Blockchain Developer

• Backend engineering — Design and ship enterprise-grade Java/Kotlin microservices and APIs that meet bank-grade availability, latency and security standards.
• Blockchain development — Implement on-chain business logic and workflows: smart contract interactions, mint/burn, asset transfers, wallet lifecycle and key management flows.
• Integration — Connect the platform to custody providers, wallet infrastructure, node providers and SaaS blockchain platforms; integrate with core banking, payments and ledger systems.
• Security & resilience — Apply secure coding practices, participate in architecture and threat reviews, and support audit, compliance and production readiness.
• Collaboration — Work in a cross-functional agile squad with architects, DevOps, security, product owners and blockchain operations; mentor engineers and share knowledge.

What you bring

Experience

• 5+ years in software engineering, solution design or architecture, including production ownership
• Hands-on experience with blockchain protocols
• Background in financial services, payments or fintech — or a demonstrable grasp of how regulated money movement works
• Strong stakeholder management across business and technology
• Bachelor's in Computer Science, Software Engineering or equivalent

Technical

• Solid: event-driven architecture, Kafka, RabbitMQ, SQL and NoSQL, Docker, Kubernetes, CI/CD, Git workflows
• Good understanding of distributed systems, API design, system integration and scalability patterns

Platform Integration

• Build integrations with digital asset custody and wallet providers.
• Develop connectivity with blockchain infrastructure and third-party services.
• Collaborate on SaaS blockchain platform implementation initiatives.

Security & Reliability

• Follow secure coding and software engineering best practices.
• Participate in architecture reviews and technical design discussions.
• Contribute to operational readiness and production support activities.
• Support compliance, audit, and security requirements.
• Work within cross-functional agile teams.
• Partner with Architects, DevOps Engineers, Security Specialists, Product Owners, and Blockchain Operations professionals.
• Support technical mentoring and knowledge sharing across engineering teams.

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