Citadel Securities Logo

Citadel Securities

Machine Learning Researcher - 2025 PhD Graduate (US)

Sorry, this job was removed at 06:34 p.m. (MST) on Monday, Jun 23, 2025
In-Office
Miami, FL
In-Office
Miami, FL

Similar Jobs at Citadel Securities

Yesterday
In-Office
Miami, FL, USA
Entry level
Entry level
Information Technology • Software • Financial Services
Conduct research and develop machine learning models for finance, focusing on deep learning and large language models, optimizing them for performance, and collaborating with teams to integrate ML solutions.
Top Skills: PythonPyTorchTensorFlow
2 Days Ago
In-Office
Miami, FL, USA
Senior level
Senior level
Information Technology • Software • Financial Services
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
2 Days Ago
In-Office
Miami, FL, USA
Mid level
Mid level
Information Technology • Software • Financial Services
Conduct research and statistical analyses, develop quantitative trading strategies, and back test models in a live trading environment.
Top Skills: C++MatlabPythonR
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, the goal of this team is to leverage and tailor the state-of-the-art machine learning and AI algorithms to modernize the quantitative trading industry. We're looking for extraordinary and highly motivated researchers who are excited about solving challenging problems and iterating in a fast-paced environment.
Your Objectives
  • Use statistics, machine learning or AI (e.g. deep learning, NLP) to extract patterns from various kinds of datasets through innovative and rigorous research
  • Implement algorithms in high-quality code
  • Work with large data sets, including unconventional and unstructured data sources
  • Back-test models and document research findings

Your Skills & Talents
  • PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field
  • Advanced training and strong research track record in statistics, machine learning, AI, or another highly quantitative field
  • Prior experience working in a data driven research environment. Detail oriented and can deep dive into the data.
  • Hands on programming experience in scripting (e.g. Python) and/or compiled languages (e.g. C++)
  • A background demonstrating strong problem-solving skills
  • An ability to communicate advanced concepts in a concise and logical way
  • Proficiency in creating and using algorithms to meticulously investigate and work through large data or error-checking problems

Opportunities available in 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.

What you need to know about the Calgary Tech Scene

Employees can spend up to one-third of their life at work, so choosing the right company is crucial, not just for the job itself but for the company culture as well. While startups often offer dynamic culture and growth opportunities, large corporations provide benefits like career development and networking, especially appealing to recent graduates. Fortunately, Calgary stands out as a hub for both, recognized as one of Startup Genome's Top 100 Emerging Ecosystems, while also playing host to a number of multinational enterprises. In Calgary, job seekers can find a wide range of opportunities.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account