Hugues Annoye is assistant in quantitative methods (mainly mathematics) at Université Saint-Louis - Bruxelles. His research interests include statistics and data science. Hugues Annoye participates at the Beamm project, an effort to build an online open-acces comprehensive tax-benefit microsimulation model for Belgium.

Hugues Annoye is member of the Center for Applied Public Economics (CAPE), member of Séminaire de mathématiques appliquées aux sciences humaines (NODES), member of the Institut de Recherches interdisciplinaires sur Bruxelles (IRIB) and a member of the Center for Research in Economics (CEREC), all at the Université Saint-Louis - Bruxelles.

He is also member of ISBA at UCLouvain (ISBA)