Full-Time
Summer Intern 2027
Quantitative Researcher, PhD
Five Rings Capital
201-500 employees
Proprietary trading firm using data analytics
Compensation Overview
$144.23/hr
New York, NY, USA
In Person
Corporate housing provided; on-site internship in New York.
PhD
 Quantitative Finance (1) |
|---|
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- Must be working towards a PhD in computer science, mathematics, physics, statistics, economics, or another qualifying field
- Exceptional at math and with other quantitative skills
- Has a hunger to work on some of the most complex mathematical problems we find
- Must enjoy problem solving as this is at the forefront of the role
- Enjoys initiating/acting on a thought or idea as soon as it comes to mind
- Proven track record of success within candidates field of specialty
- Excited to work as a team, but also comfortable testing ideas independently
- Must have basic programming experience through internships or academia
- Meticulous and detail-oriented
- Eager to learn
- Interns will work closely with the research team on development projects.
- You will have a mentor fully dedicated to you during the internship.
- The program includes immersion in hands-on projects, classroom instruction, and in-house built strategy games.
- You will take part in a series of talks to introduce you to key trading concepts.
- The program offers activities such as strategic game nights, nights out in NY, dinners, and so much more.
Five Rings Capital is a proprietary trading firm that uses its own capital to trade financial instruments across global markets, providing liquidity and executing trades for financial institutions and individual investors. Its approach centers on data-driven strategies that quickly move from insight to implementation, often within days or weeks, across both liquid and less common markets. The company differentiates itself through a team-first, meritocratic culture that emphasizes mentorship, collaboration, and analytical thinking, along with a broad market footprint and fast iteration. Its goal is to grow capable minds and generate returns by combining rigorous data analysis with rapid execution in a wide range of markets.
Company Size
201-500
Company Stage
N/A
Total Funding
N/A
Headquarters
New York City, New York
Founded
2009
Get referred to Five Rings Capital
See people who can refer or advise you
Simplify's Take
What believers are saying
- Five Rings is still hiring in July 2026, including 2026 trader and software roles.
- Amsterdam approval updated December 22, 2025, signals continued European market expansion.
- LINK 2026 in New York, August 10-14, 2026, feeds an early-career recruiting pipeline.
What critics are saying
- No public revenue disclosure leaves employer quality opaque, forcing candidates to trust signals.
- Geographic sprawl across New York, London, and Amsterdam creates coordination drag and compliance exposure.
- A bad trading year can quickly slash headcount because proprietary profits fund every team.
What makes Five Rings Capital unique
- Five Rings runs proprietary trading across New York, London, Amsterdam, and Boca Raton.
- Its careers page, updated July 16, 2026, still recruits quants, traders, and software engineers.
- The firm emphasizes cross-functional collaboration, pairing quantitative research with trading operations engineering.
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Benefits
Performance Bonus
Company News
ElectronX has closed a $30 million Series A led by seed round investor DCVC and joined by XTX Markets, Five Rings, NGP, GTS, and JACS Capital, along with returning investors Innovation Endeavors, Systemiq Capital, Equinor Ventures and Shell Ventures.