Initially, she spent six years for her parents Law firm, both practicing lawyers.[16] She worked for the law firm Poncet Turrettini Amaudruz Neyroud & Associes in Geneva during her studies, in which her father was a partner. Later she engaged in wealth management at UBS and Julius Bär.[17] Amaudruz currently works as a relationship manager in wealth management for REYL & Cie, a private bank in Geneva.[18]
Amaudruz currently serves on the board of directors of Steiner Mühle in Lauperswil, TP Publicité SA, Groupe Minoteries SA and Transport public genevois (TPG) in Lancy. She is on the board of trustees of Fondation de prévoyance en faveur du personel tpg and Fondation de prévoyange en faveur du personel du groupe Minoteries SA (both private pension funds).
In 2021, Amaudruz married Michael Andersen (b. c. 1991), in Geneva.[21] They reside in Vandoevres, where Andersen serves on the municipal council for the Swiss People's Party.[22]