A Real Madrid youth graduate, Madrid-born Losada made his first-team debut on 9 September 1984 in a 1–1 away draw against Sporting de Gijón, but would not have a successful period with the capital side.
A Real Madrid academy alumnus, Madrid-native Losada made his first-team debut on 9 September 1984 in a 1–1 away draw against Sporting de Gijón, but would not experience a fruitful tenure with the capital club.