On 30 January 2015, both Valcarce and his twin brother Luis[2] renewed their contract with the Rojillos, until 2017.[3] He played his first match as a professional on 15 March, coming on as a late substitute for Javier del Pino in a 4–0 away loss against Real Valladolid in the Segunda División.[4]
Valcarce scored his first league goal on 23 August, his team's fifth in a 6–3 home victory over CD Tenerife.[5] Six days later, he netted twice in a 3–2 win at Girona FC, the second being a last-minute effort.[6]
On 29 January 2016, Valcarce signed his first professional contract, being definitely promoted to the main squad and assigned the number 20 jersey.[7] He scored two braces during the 2016–17 campaign, against Elche CF (2–2, at home)[8] and UCAM Murcia CF (3–2 away loss), both in November.[9]
Mallorca
On 2 July 2018, free agent Valcarce signed a four-year contract with fellow second division side RCD Mallorca.[10] He made his official debut on 19 August, playing 20 minutes in place of Aridai Cabrera in a 1–0 home defeat of CA Osasuna.[11]
Valcarce scored his first goal on 1 December 2018, in 2–0 away win against CF Reus Deportiu.[12] He made only ten appearances during the season (12 across all competitions), as the club achieved a second consecutive promotion to reach La Liga.[13][14]
On 19 July 2019, Valcarce returned to Ponferradina after agreeing to a one-year loan deal.[15] On 14 September of the following year, the move was extended for a further season.[16]