[2][3] Sallés rose to fame playing Ramona Ramirez, the Marsden family's "fiery Spanish nanny", in the ITV drama Cold Feet between 1997 and 2003.
[4] In August 2016, it was announced that Sallés had been cast in a guest role on Hollyoaks, portraying "glamorous and feisty" Juanita Salvador Martinez Hernandez De La Cruz, the mother of established character Diego Salvador Martinez Hernandez De La Cruz (Juan Pablo Yepez).
[6] In May 2019, it was announced that Sallés would join the cast of the BBC One medical drama Casualty as hospital porter Rosa Cadenas, who would be part of an "interesting story" with established character David Hide (Jason Durr).
[7] Sallés has also appeared in the 2011 film Attack the Block and the 1998 romantic comedy The Misadventures of Margaret.
[6] Additionally, she has appeared in small roles in Keith Lemon: Coming in America, Doctors, Holby City and My Family.