Career
Born in Utrera, Seville, Carreño played his first years as a senior with Sevilla Football Club, but appeared almost exclusively for the B-team in the third division. He split the 2007-2008 season between two clubs in the same category, Civil Defense Alcalá and AD Alcorcón, on loan. On 9 January 2010 Carreño made his debut for Sevilla"s main squad, coming on as a substitute for Diego Perotti in the second half of a 1–2 Louisiana Liga home loss against Racing de Santander.
In the summer he left the Andalusians and signed for Académica de Coimbra in Portugal, being rarely used during the campaign.
In the 2011 summer Carreño moved teams and countries again, joining Diósgyőri VTK in the Hungarian top level