Quantitative Developer

About Millennium
Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium's mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team
The Information Technology organization is core to the health and growth of Millennium's business, supporting a flexible, scalable technology environment and advanced proprietary systems across the firm. This team is focused on the next generation of pricing and risk analytics technology, helping to evolve a high-performance quantitative platform that supports complex analytics, integration across upstream systems, and close partnership with users and stakeholders across the business.

What You'll Do
• Build, maintain, and enhance Millennium's in-house quantitative pricing and risk library in C++
• Support the development of the next generation pricing and risk analytics platform
• Partner with users to gather requirements and translate business needs into scalable technical solutions
• Facilitate integration of the library with upstream applications and related systems
• Strengthen the broader ecosystem around the library through cross-functional collaboration across teams and departments
• Promote C++ coding standards, design best practices, and high-quality software engineering principles
• Help support users of the library and contribute to its ongoing stability, usability, and performance

What You Bring
• Bachelor's degree in Mathematics, Computer Science, or a related discipline; advanced qualifications are a plus
• 2+ years of professional C++ development experience
• Strong programming experience with modern C++, including C++17, C++20, or later
• Solid understanding of design patterns, data structures, and algorithms
• Ability to write efficient, high-performance, production-quality code
• Strong analytical, problem-solving, and troubleshooting skills
• Clear communication skills and the ability to work effectively across teams in a fast-paced environment
• High attention to detail, strong organization, and a demonstrated sense of ownership and accountability