Aguilera made his debut in the Spanish top tier at the age of 32 years and 11 months on 25 September 2018, replacing Cucho Hernández in a 3–0 defeat away to Atlético Madrid. On 3 July 2019, after suffering relegation, he signed a three-year contract with AD Alcorcón of the second division; he left in January 2022, as a free agent.
