Citadel Securities Logo

Citadel Securities

Quantitative Research - 2025-2026 PhD Intern (Australia)

Posted 13 Days Ago
Be an Early Applicant
Sydney, New South Wales
Internship
Sydney, New South Wales
Internship
As a PhD intern at Citadel Securities, you will develop trading strategies, conduct statistical analysis, and translate algorithms into code, enhancing market models.
The summary above was generated by AI

Job Description
At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, this team develops and tests automated quant trading strategies using sophisticated statistical techniques. 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.
As an intern, you'll get to challenge the impossible in research through an 11 week program that will allow you to collaborate and connect with senior team members. In addition, you'll get the opportunity to network and socialize with peers throughout the internship.
Your 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


Your Skills & Talents

  • PhD 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


Opportunities available in Sydney.
About Citadel Securities
Citadel Securities is the next-generation capital markets firm and a leading global market maker. We provide institutional and retail investors with the liquidity they need to trade a broad array of equity and fixed income products in any market condition. The brightest minds in finance, science and technology use powerful, advanced analytics to solve the market's most critical challenges, turning big ideas into real-world outcomes.

Top Skills

C++
Python
R

Citadel Securities Sydney, New South Wales, AUS Office

Westpac Building, 60 Martin Place, Sydney, New South Wales, Australia, 2000

Similar Jobs at Citadel Securities

12 Days Ago
Sydney, New South Wales, AUS
Internship
Internship
Information Technology • Software • Financial Services
The intern will develop trading strategies and models, conduct statistical analysis, and collaborate with senior researchers in a fast-paced environment.
Top Skills: C++PythonR
11 Days Ago
Sydney, New South Wales, AUS
Internship
Internship
Information Technology • Software • Financial Services
As a Fundamental Analyst intern, you will gain knowledge of financial markets, identify pricing inefficiencies, and transform data into actionable insights while collaborating with traders.
Top Skills: Python
11 Days Ago
Sydney, New South Wales, AUS
Internship
Internship
Information Technology • Software • Financial Services
As a Quantitative Trading Intern, you'll learn financial markets, apply statistical techniques, innovate using advanced trading platforms, and collaborate with experienced traders.
Top Skills: Computer ScienceProgrammingScriptingStatistical ModelingStatistical Software

What you need to know about the Sydney Tech Scene

From opera to comedy shows, the Sydney Opera House hosts more than 1,600 performances a year, yet its entertainment sector isn't the only one taking center stage. The city's tech sector has earned a reputation as one of the fastest-growing in the region. More specifically, its IT sector stands out as the country's third-largest, growing at twice the rate of overall employment in the past decade as businesses continue to digitize their operations to stay competitive.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account