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-wor...
Role Summary. Are you excited about cutting-edge technology and making a tangible impact. Our team is at the forefront of innovation, designing and maintaining the distributed systems that power large-scale simulations for our researchers. These simulations are critical in developing the best models or alphas for live trading, directly generating revenue for our firm. Opportunities may be available from time to time in any location in which the b...
Role Summary. Are you excited about cutting-edge technology and making a tangible impact. Our team is at the forefront of innovation, designing and developing the distributed systems that power large-scale simulations for our researchers. These simulations are critical in developing the best models or alphas for live trading, directly generating revenue for our firm. Location. Miami. Responsibilities. Contribute to the data platform, focusing on ...
Role Summary. Citadel Securities is seeking an exceptional Senior Platform Infrastructure Engineer to join our Platform Engineering team in Miami Our team is responsible for building and maintaining the foundational platform that orchestrates application execution at scale—including deployment, configuration, and reliability—for our high frequency trading systems operating across the globe. This critical infrastructure is leveraged daily by Site ...
Role Summary. Citadel Securities is seeking an exceptional Senior Platform Infrastructure Engineer to join our Platform Engineering team in Miami Our team is responsible for building and maintaining the foundational platform that orchestrates application execution at scale—including deployment, configuration, and reliability—for our high frequency trading systems operating across the globe. This critical infrastructure is leveraged daily by Site ...
At Citadel Securities, Quantitative Research Engineers work closely with Quantitative Researchers to develop and implement automated trading system software solutions. These solutions utilize advanced statistical and quantitative techniques to tackle complex financial challenges. We seek candidates with a proven track record of excellence in their field and a strong desire to apply their advanced software engineering skills to systematic investin...
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-wor...
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 int...
Role Summary. Are you excited about cutting-edge technology and making a tangible impact. Our team is at the forefront of innovation, designing and maintaining the distributed systems that power large-scale simulations for our researchers. These simulations are critical in developing the best models or alphas for live trading, directly generating revenue for our firm. Opportunities may be available from time to time in any location in which the b...
Role Summary. Are you excited about cutting-edge technology and making a tangible impact. Our team is at the forefront of innovation, designing and maintaining the distributed systems that power large-scale simulations for our researchers. These simulations are critical in developing the best models or alphas for live trading, directly generating revenue for our firm. Opportunities may be available from time to time in any location in which the b...
Role Overview. Options market making presents a unique challenge in combining scale with business complexity. With over a million of listed options at the heart of billions of messages, we handle internet-scale datasets while being constrained on hardware due to latency requirements necessitating exchange co-location. This forces us to both push the machines to their max as well as innovate in the space of algorithms and business. In our mission ...
