Callum Leacock joined West Ham United on scholarship terms in July 2025 from NIFL club Linfield.

Capable of playing at centre-back or full-back, Leacock is also a talented Gaelic football player. He concluded his time with Derry-based O’Donovan Rossa GAC Magherafelt with a man of the match performance in his final game for the club, the Ulster U16s final.

Leacock made 27 appearances in Claret and Blue in 2025/26, featuring in Premier League 2, U18 Premier League South, the FA Youth Cup, National League Cup and Premier League International Cup.

The defender signed his first professional contract on his 17th birthday in August 2025 and regularly captained the U18s in his first season at the Club. He started the U17 Premier League Cup final win over Blackburn Rovers in April 2026.

Leacock made his Northern Ireland U17s debut in October 2023 and won 16 caps at that level, before progressing to the U19s.

Honours

Club Honours

U17 Premier League Cup (2026)

Internationals

Northern Ireland U17s (16 caps) Northern Ireland U19s (four caps)