Quantitative Research Analyst – 2026 Intern (US)

Quant Blueprint LLC; New York, Miami (NY, FL); On-site; USD 196,787 - 241,150; Full time

Job summary

Join Citadel Securities as a Quantitative Research Intern in New York City, where you'll work on developing and testing quantitative trading strategies. The internship offers an excellent opportunity to collaborate with senior team members and engage in hands-on challenges.

Ideal candidates should have a solid foundation in mathematics or statistics and coding skills in Python, R, or C++. This program promises valuable networking and professional growth in a fast-paced environment.

Qualifications

• Strong knowledge of probability and statistics relevant to quantitative research.
• Experience in a data-driven research environment.
• Ability to translate mathematical models into programming code efficiently.

Responsibilities

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

Skills

Probability and statistics

Machine learning

Time-series analysis

Pattern recognition

Natural Language Processing (NLP)

Education

Bachelor's or master's degree in mathematics, statistics, physics, or computer science

Tools

Python

R

C++

Job description

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.

Internship Overview

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

• Bachelor's or master's 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

In accordance with New York City's Pay Transparency Law, the base salary range for this role is $4,325 to $5,300 per week. Base salary does not include other forms of compensation or benefits.

Opportunities available in New York, Miami

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.