Quantitative Researcher - PhD Graduate (Asia)

Citadel LLC; Hong Kong; On-site; HKD 705,329 - 1,175,548; Full time

Job summary

Citadel LLC in Hong Kong is looking for a Quantitative Researcher to develop innovative trading models and apply complex statistical techniques to financial markets. The ideal candidate will hold a PhD in a quantitative field and possess strong analytical skills and programming experience.

Responsibilities include conceptualizing and improving valuation strategies, back testing trading models, and leveraging unconventional data sources. Join a fast-paced environment where your research can directly influence trading performance.

Qualifications

• PhD degree in a quantitative field like mathematics or computer science.
• Strong knowledge of probability and statistics including machine learning.
• Experience translating models into code.

Responsibilities

• Develop and improve mathematical models to optimize trading strategies.
• Back test and implement trading models in a live environment.
• Conduct research for monetization systems.

Skills

Probability and statistics knowledge

Machine learning

Time-series analysis

Pattern recognition

NLP

Independent research

Analytical skills

Strong communication skills

Education

PhD in mathematics, statistics, physics, computer science

Tools

Python

R

C++

Job description

At Citadel, our mission is to be the most successful investment team in the world. Quantitative Researchers play a key role in this mission by developing next‑generation models and trading approaches for a range of investment strategies. You’ll get to challenge the impossible in quantitative research by applying sophisticated and complex statistical techniques to financial markets, some of the most complex data sets in the world.

Objectives

• Conceptualize valuation strategies, develop, and continuously improve upon mathematical models and help 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

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 with 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

Opportunities available in Hong Kong and Singapore.