On 8 July 2015, after being a key defensive unit for the B-side in its promotion to the third level, Varo signed a new three-year deal with Nàstic.[4] On 6 September, he saved a penalty and also scored the equalizer for Pobla in a 1–1 draw against CF Badalona.[5]
On 28 February 2016, as Reina was suspended and Nadal left in the previous transfer window, Varo made his professional debut by playing the full 90 minutes in a 1–1 Segunda División away draw against Real Valladolid.[6] On 29 June, he was loaned to FC Barcelona B for one year.[7]
On 10 July 2018, Varo signed a two-year contract with CD Lugo.[8] He was mainly used as a backup to Juan Carlos and Ander Cantero during his spell, and terminated his contract on 25 August 2021.[9]
On 25 December 2021, after nearly six months without a club, Varo joined Primera División RFEF side Real Balompédica Linense.[10] On 13 June 2023, after the club's relegation, he returned to Nàstic on a two-year deal, with the club now also in division three.[11]
↑"Alberto Varo renueva por el Nàstic"[Alberto Varo renews with Nàstic] (in Spanish). Gimnàstic's official website. 8 July 2015. Retrieved 24 July 2015.