Quantitative Researchers at Citadel develop models and trading strategies, utilizing complex statistical techniques and data analysis for investment strategies.

Top Skills: MapreduceMatlabMongoDBPythonR

Citadel

Operations Analyst - 2025 Intern (Europe)

Yesterday

London, Greater London, England, GBR

Internship

Information Technology • Software • Financial Services • Big Data Analytics

The Operations Analyst intern will assist in trade lifecycle processes, collaborate with teams, identify improvement opportunities, and solve complex business problems.

Top Skills: Basic ProgrammingData AnalysisExcel

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.
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)
Background working in a data driven research environment
Experience with NoSQL databases (e.g. MongoDB), distributed computing (e.g. MapReduce), and analytical packages (e.g. R, Matlab)
Independent research experience
Excellent analytical skills, with strong attention to detail
Strong written and verbal communications skills

Opportunities available in London.
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 in order 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 some of the most talented and accomplished investment professionals, researchers and engineers in the world. Our colleagues are empowered to test their ideas and develop commercial solutions that accelerate their growth and drive real impact.

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