Costas Bekas

Head, Research Platform at Citadel Securities

Costas Bekas has a diverse work experience spanning multiple companies and roles. Costas began their career as a PhD student at HPCLab, University of Patras, where they worked from 1998 to 2003. Following this, they served as a research assistant at the University of Patras until 2003. From 2003 to 2005, they worked as a postdoctoral research associate at the University of Minnesota. In 2005, Bekas joined IBM Research as a distinguished research staff member and worked there until 2019. During their time at IBM Research, they focused on various areas such as HPC, Large Scale Analytics, New Computing Paradigms, and Architectures in the field of computer science. In 2019, they joined Citadel Securities as the Head of Quantitative Development, a role they held until 2021. Currently, Bekas holds the position of Head of Research Platform at Citadel Securities.

Costas Bekas pursued their education from 1993 to 2003 at the University of Patras, where they obtained a PhD in Computer Engineering & Informatics.



  • Head, Research Platform

    December, 2021 - present

  • Head Quantitative Development

    December, 2019