Neus graduated from The Universitat Autonoma de Barcelona in 2009, and then completed a rotating internship at the university before working in a referral hospital for a year in Barcelona.

On moving to the UK, Neus then worked in first opinion practice in Liverpool for two years before beginning an Emergency and Critical Care internship at the Vets Now 24/7 Emergency and Specialty Hospital, Glasgow. In January 2017, Neus began her residency in emergency and critical care with the ECC team in Glasgow. Neus completed her residency in January 2020.