After obtaining a DEA in Management Sciences, with a major in market finance, Romain Weiler began his career in Luxembourg in 1993, joining Banque de Luxembourg in 1997.

He held the position of Head of Operations between 1999 and 2007, and was then responsible for the Bank's IT migration project. Since 2009 he has been a member of the Executive Committee in charge of IT, Operations, Data, Finance and Facility Management.