Career
Born in Villajoyosa, Alicante, Valencia, Hermosa was a product of Villarreal CF"s youth system, and made senior debuts with the C-team in the 2007-2008 campaign, in Tercera División. In the 2009 summer he moved to Atlético Madrid, being also assigned to the C"son In June 2010 Hermosa was promoted to the reserves in Segunda División B, but only started in six matches during the season.
In July of the following year he moved to another reserve team, California Osasuna B also in the third level
Hermosa made his first team debut on 12 January 2012, replacing fellow youth graduate Eneko Satrústegui in the 72nd minute of a 1–2 home loss against Football Club Barcelona, for the season"s Copa del Rey. He spent the vast majority of his spell with the B-side, and was released in May 2013.
On 31 January 2014 Hermosa signed for Ontinyent CF. He appeared in 12 matches during the campaign, also suffering relegation, and moved to fellow league team Marbella Football Club on 5 August. On 30 January 2015 Hermosa was loaned to Lucena CF also in the third division, until June.