Software Engineer - C++

We are seeking a Software Engineer - C++ to join our team at Equity IT, working on projects related to Millennium, a global alternative investment firm.

The Information Technology department is crucial to Millennium's business, focusing on developing flexible, scalable technology and advanced proprietary systems.

The Systematic Platform Execution & Exchange Data (SPEED) team is at the core of Millennium's Equities, Quant Strategies, and Shared Services Technology group, responsible for low-latency solutions for systematic and high-frequency trading.

Responsibilities:

• Design and build low-latency infrastructure and system components for order entry and other execution-related features.
• Develop convenience layer tools and services to support trading teams onboarding at MLP.
• Participate in a follow-the-sun (L2) support rotation for latency-critical systems, including real-time troubleshooting of production issues.
• Collaborate with the SPEED architect, quantitative researchers, and the business to deliver high-ROI solutions aligned with both platform and business strategy.
• Liaise with other MLP teams as needed, depending on project focus.

Requirements:

• 5+ years of experience delivering production-grade, low-latency systems.
• Demonstrated expertise in C++ for production, low-latency environments.
• Strong grounding in computer science and software development fundamentals, including algorithms and data structures.
• Professional experience with Java, particularly in low-latency or No-GC environments, is a strong plus.
• Solid understanding of Linux internals and CPU architecture (caches, NUMA, branch prediction), along with performance profiling experience, is a plus.
• Cloud experience (AWS, GCP) is a plus.
• High accountability and ownership, with strong self-management, prioritization, and the ability to meet deadlines.