Born in
Valladolid,
Castile and León, Maroto joined
Real Valladolid's youth sides from CD Villa de Simancas. On 24 November 2020, he extended his contract with the former until 2024. Maroto made his senior debut with
the reserves on 30 January 2021, coming on as a late
substitute for
Oriol Rey in a 3–1
Segunda División B away win over
CD Covadonga. He scored his first senior goal on 19 March 2023, netting the B's third in a 3–3
Segunda Federación home draw against
CD Palencia Cristo Atlético. On 31 August 2023, Maroto was loaned to
Primera Federación side
Atlético Madrid B for
the season. Upon returning, he was assigned back at the B-team before making his professional – and
La Liga – debut on 27 September 2024, replacing fellow youth graduate
David Torres in a 2–1 home loss to
RCD Mallorca. ==References==