Machine Learning Researcher – PhD Graduate (Europe)

Dublin, London, Zurich

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 London, Zurich, and Dublin.
We collect and use personal data in accordance with our Privacy Policy. We retain data on prospective candidates and may consider suitability for alternative opportunities at Citadel. For more information, see our Privacy Policy.

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.

Start Application