Analyze complex datasets, build predictive models, and communicate findings to stakeholders while collaborating with data engineers and quantitative researchers.
Job Description
Role Summary:
As a Data Scientist at Citadel Securities, you will play a crucial role in analyzing complex datasets to extract valuable insights, build predictive models, and inform strategic business decisions. You will collaborate closely with data engineers, quantitative researchers, and business stakeholders
Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
Objectives:
Skills and Preferred Qualifications:
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.
About Citadel Securities
Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .
Role Summary:
As a Data Scientist at Citadel Securities, you will play a crucial role in analyzing complex datasets to extract valuable insights, build predictive models, and inform strategic business decisions. You will collaborate closely with data engineers, quantitative researchers, and business stakeholders
Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
Objectives:
- Data Exploration and Visualization: Conduct thorough data analysis and create visualizations to understand data patterns and trends
- Predictive Modeling: Develop and implement machine learning models to predict outcomes and optimize business processes
- Experimentation: Design and execute experiments to test hypotheses and validate model performance
- Stakeholder Communication: Present findings and insights to stakeholders in a clear and actionable manner
Skills and Preferred Qualifications:
- 3+ years of full time experience in a fast-paced financial or similar setting
- Technical Proficiency: Strong programming skills in Python and R, with experience using libraries such as Pandas, scikit-learn, and TensorFlow
- Data Visualization: Proficiency in tools like Tableau for creating compelling visualizations
- Statistical Analysis: Solid understanding of statistical methods and their application in data analysis
- SQL: Ability to write complex SQL queries to extract and manipulate data from databases
- Experience with cloud platforms such as GCP
- Familiarity with big data tools like Spark and Kafka
- Understanding of ETL processes and data pipeline design
- Education: Bachelor's degree in a STEM field
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.
About Citadel Securities
Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .
Citadel Securities Chicago, Illinois, USA Office

353 N Clark St, Chicago, IL, United States, 60654
Similar Jobs at Citadel Securities
Information Technology • Software • Financial Services • Quantitative Trading
Design and build high-performance AI infrastructure, optimizing and maintaining production systems while collaborating with researchers and analysts.
Top Skills:
C++HuggingfacePythonPyTorch
Information Technology • Software • Financial Services • Quantitative Trading
The Senior Research Engineer will curate large datasets, automate data pipelines, optimize queries, and support data-driven research impacting business outcomes.
Top Skills:
Ci/CdCloudDbtETLPythonSoftware PackagingSQL
Information Technology • Software • Financial Services • Quantitative Trading
As a Machine Learning Engineer, you will enhance internal libraries for deep learning, collaborate with researchers, and optimize workflows for cost savings.
Top Skills:
C++CudaPython
What you need to know about the Chicago Tech Scene
With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.
Key Facts About Chicago Tech
- Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
- Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
- Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
- Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory


