Derby County has finalized another transfer deal, as confirmed by the Rams. John Eustace, the club's manager, has sanctioned the departure of Jake Rooney, a 22-year-old defender who returned to the club earlier this month after a loan spell at Barnsley. Eustace expressed his appreciation for Rooney's professionalism and dedication during training, but also emphasized the importance of the player gaining regular playing time to further his career development. Rooney has joined Boston, a National League club, for the remainder of the season. This move marks the latest in a series of strategic transfers made by Derby County during the January transfer window, aiming to strengthen the team for the Championship season's second half.