Principal Engineer

Job Title: Principal Engineer - Digital Asset & Post-Trade Platforms (Java, Microservices)


Location: New York City (On-site Day 1)

Employment Type: W-2

Role Overview


We are seeking a senior technology leader to architect and scale next-generation platforms bridging post-trade systems with institutional digital assets. This role combines deep hands-on engineering with strategic leadership across architecture, security, and high-performance distributed systems.

Key Responsibilities

• Define architecture strategy and reference patterns for resilient, high-throughput post-trade and digital asset platforms.
• Design and govern Java 17+, Spring Boot microservices on Kubernetes with reactive patterns, circuit breakers, and multi-region HA/DR .
• Own API ecosystem including REST, GraphQL, gRPC , enforcing versioning, OAuth2/OIDC, mTLS, RBAC, and rate limiting .
• Champion event-driven architectures (Kafka, CQRS, event sourcing) ensuring idempotency, replay safety, and data consistency .
• Architect secure digital asset custody solutions using MPC/HSM, key lifecycle management, and wallet orchestration .
• Integrate with Ethereum/Web3 and permissioned ledgers , supporting AML/KYC, Travel Rule, and compliance workflows .
• Oversee secure delivery across web/mobile with React/TypeScript, secure storage, device attestation, and WebCrypto .
• Drive secure SDLC practices including SAST/DAST, SBOM, container security, secrets management, and incident response .
• Ensure platform reliability, performance, scalability, and regulatory compliance end-to-end.

Required Qualifications

• 12-18 years of experience in high-volume, low-latency distributed systems .
• Strong expertise in Java, Spring Boot, Microservices Architecture, and Kubernetes .
• Proven experience with API platforms, security frameworks, and identity protocols (OAuth2/OIDC, mTLS) .
• Deep knowledge of event-driven systems (Kafka, CQRS, streaming architectures) .
• Hands-on experience in digital assets, blockchain (Ethereum/Web3), or custody platforms .
• Strong understanding of security engineering, encryption, key management (HSM/MPC) .
• Experience in financial services, securities, or post-trade systems .
• Demonstrated leadership managing large engineering teams and mentoring senior engineers .
• Excellent communication, stakeholder management, and technical decision-making skills .

Preferred Qualifications

• Experience with multi-region active-active architectures and disaster recovery (BCP/DR) .
• Exposure to FinOps, cloud cost optimization, and platform scalability strategies .
• Familiarity with regulatory frameworks and compliance standards in financial systems .