Career
Born in El Puerto de Santa María, Cádiz, Andalusia, Isaac was a Real Betis" youth graduate. He made his senior debuts with the reserves in 2011, in Segunda División B.
On 1 July 2014, after being an undisputed starter for the B-team in its promotion from Tercera División, Isaac renewed his contract for a further year, being included in the first team"s pre-season late in the month. He was also regularly used during the 2014-2015 campaign, appearing in 33 matches and scoring two goals.
On 6 July 2015 Isaac moved to Segunda División with Real Zaragoza, after agreeing to a three-year deal.
Isaac scored his first professional goal on 15 December 2015, netting his side"s only in a 1–3 loss at Gimnàstic de Tarragona.