Jaime Sierra Mateos (born 18 March 1998) is a Spanish footballer who plays as a central midfielder for Azeri club Gabala.
Club career Born in Madrid, Sierra joined Real Madrid's youth setup in 2004, from EF Carabanchel. In July 2014, he moved to Valencia CF, being assigned to the Juvenil squad.
In August 2017, free agent Sierra moved to CD Leganés, being assigned to the reserves in Tercera División. He made his senior debut late in the month, coming on as a second-half substitute in a 3–2 away win against AD Alcorcón B.
Sierra made his first team – and La Liga – debut on 28 January 2018, replacing José Naranjo in a 3–2 home win against RCD Espanyol.
On 1 February 2024, Sierra signed with Deinze in Belgium. He left the club in December 2024 after Deinze was declared bankrupt and ceased operations.
On 10 August 2025, Azerbaijan Premier League club Gabala announced the signing of Sierra from NK Varaždin, to a two-year contract.
Career statistics
+ Appearances and goals by club, season and competitionClubSeasonLeagueNational CupContinentalOtherTotalDivisionAppsGoalsAppsGoalsAppsGoalsAppsGoalsAppsGoalsAtlético Baleares2023–24Primera Federación20000--200Deinze2023–24Challenger Pro League10000--1002024–2510010--110Total200100000210Varaždin2024–25Croatian Football League700010-80Gabala2025–26Azerbaijan Premier League30040-103502026–272000——20Total32040--10370Career total790501010860
References
External links Leganés profile