Blues youngster Corrie Ndaba has signed his first pro contract with club, a deal which runs to the summer of 2022 with Town having an option for a further season.
Ndaba, 19, joined Town's academy as a full-time scholar in the summer of 2016 having previously been with Dublin youth club Cherry Orchard.
A former Republic of Ireland U18 international, Ndaba plays at centre-half or at full-back having operated as a midfielder while in Ireland.
Ndaba has been a regular for the Blues’ table-topping U23s this season and skippered Gerard Nash and Chris Hogg’s side as they were beaten 1-0 at Coventry on Monday.
In recent weeks fellow academy youngsters Kai Brown, Brett McGavin and Idris El Mizouni have also penned their first professional contracts, while Luke Woolfenden, Teddy Bishop, Jack Lankester, Ben Morris and Harry Wright have signed further deals.