Senior Trading Systems Developer

Summary

Join FalconX, a leading digital asset brokerage and trading platform, as a Senior Trading Systems Developer. You will play a key role in architecting and building the next-generation Order Management System (OMS) and electronic trading execution platform. This involves designing and developing scalable, low-latency components for complex electronic trading workflows. Collaborate with various teams to deliver flexible and extensible trading systems, ensuring system resilience and observability. The ideal candidate possesses extensive experience in Java and Rust, a strong understanding of order state transitions, and experience with high-performance messaging frameworks. This is a full-time position offering a competitive salary and benefits package.

Requirements

• 5+ years of experience designing and building distributed trading systems
• Expertise in Java (11+) and Rust for performance-critical systems. C++ a plus
• Experience building or significantly contributing to an Order Management System (OMS) or Execution Management System (EMS)
• Solid understanding of order state transitions, event-driven architecture, and low-latency system design
• Experience with WebSocket , REST , FIX , and OpenSSL at the protocol level
• Knowledge of market structure, trading workflows (high- and low-touch), market making, and electronic trading best practices
• Experience with high-performance messaging frameworks (e.g., Aeron , Chronicle, ZeroMQ, Kafka)
• Strong computer science fundamentals in data structures, algorithms, concurrency, and memory management
• Familiarity with cloud-native environments, performance tuning, and system observability

Responsibilities

• Design and implement a high-performance OMS for institutional trading workflow and EMS for electronic trading strategies and internalization engines
• Lead the development of core order lifecycle components: order entry, modification, routing, risk checks, and state management
• Build scalable services using Java and Rust, optimized for latency and throughput
• Collaborate with strategy developers, product managers, and infrastructure teams to deliver flexible and extensible trading systems
• Ensure system resilience, observability, and recovery in distributed, high-availability environments
• Integrate with external market venues and internal trading strategies using WebSocket, REST, and FIX APIs
• Drive code quality, testability, and production readiness through CI/CD, monitoring, and alerting best practices

Preferred Qualifications

• Prior experience in crypto markets or electronic trading in traditional finance
• Experience integrating OMS with strategy containers, risk engines, or smart order routers
• Knowledge of FIX protocol nuances and connectivity to major exchanges
• Exposure to container orchestration, service mesh, or hybrid deployment architectures

Benefits

• Performance linked bonus
• Equity
• Competitive benefits package