Quantitative Researcher – PhD Intern (Asia)

Citadel·Singapore·Hedge Fund & Quant

Citadel is hiring a Quantitative Researcher – PhD Intern (Asia) in Singapore. Posted 2026-07-01; applications close 2026-08-30 (in 59 days).

Role details

Overview

At Citadel, our mission is to be the most successful investment team in the world. Quantitative Researchers play a key role by developing next-generation models and trading approaches for a range of investment strategies. You’ll apply sophisticated statistical techniques to financial markets and challenging datasets to drive innovation in quantitative research.

Program Details

As an intern, you’ll engage in an 11-week program to collaborate with and learn from senior team members. You’ll have opportunities to network and socialize with peers throughout the internship. Our signature internship runs from June through August. We can be flexible to other times of the year in some cases. Indicate your timing preference in the application.

Objectives

  • Conceptualize valuation strategies, develop and improve mathematical models, and translate algorithms into code
  • Back test and implement trading models and signals in a live trading environment
  • Use unconventional data sources to drive innovation
  • Conduct research and statistical analysis to build and refine monetization systems for trading signals

Your Skills & Talents

  • PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field
  • Strong knowledge of probability and statistics (e.g., machine learning, time-series analysis, pattern recognition, NLP)
  • Prior experience working in a data-driven research environment
  • Experience translating mathematical models and algorithms into code (Python, R, or C++)
  • Independent research experience
  • Ability to manage multiple tasks and thrive in a fast-paced team environment
  • Excellent analytical skills with strong attention to detail
  • Strong written and verbal communication skills

Locations

Opportunities available in Singapore and Hong Kong.

Privacy & Data

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About Citadel

Citadel is one of the world’s leading alternative investment managers. We manage capital on behalf of many of the world’s preeminent private, public, and nonprofit institutions. We seek the highest and best use of investor capital to deliver market-leading results and contribute to broader economic growth. For over 30 years, Citadel has cultivated a culture of learning and collaboration among skilled investment professionals, researchers, and engineers. Our colleagues are empowered to test ideas and develop commercial solutions that accelerate growth and drive real impact.

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