Senior Market Data Engineer: Low-Latency Impact

Citadel Securities; Miami (FL); On-site; USD 120,000 - 160,000; Full time

Job summary

A leading financial services firm is seeking a Senior Market Data Engineer in Miami to take ownership of core components of market data systems. This high-impact role involves designing and implementing performance-critical infrastructure that directly influences trading outcomes. Candidates should have strong experience in C++, real-time systems, and a solid understanding of market data operations. The position emphasizes resilience, precision, and scalability to adapt to business growth.

Qualifications

• Strong hands-on experience in modern C++ within performance-critical systems.
• Deep understanding of large-scale, real-time, low-latency systems.
• Experience building or maintaining market data feed handlers or order book systems.

Responsibilities

• Design, implement, and own high-performance market data systems.
• Drive exchange protocol upgrades and venue onboarding.
• Optimize systems for throughput, latency, and resiliency.

Skills

Modern C++

Debugging and problem-solving

Multithreading

Memory management

Networking

Job description

A leading financial services firm is seeking a Senior Market Data Engineer in Miami to take ownership of core components of market data systems. This high-impact role involves designing and implementing performance-critical infrastructure that directly influences trading outcomes. Candidates should have strong experience in C++, real-time systems, and a solid understanding of market data operations. The position emphasizes resilience, precision, and scalability to adapt to business growth.