That's according to transfer expert Fabrizio Romano, who is reporting Wilcox wants to move to Manchester United.
United have made an offer to Southampton for the former Manchester City academy director - however Saints are unhappy with the compensation proposal.
Advertisement
Advertisement
Romano stated: "Jason Wilcox has resigned from Southampton he's set to join Manchester United as new technical director!
"Southampton refuse to accept fee so Wilcox will resign as he wants to join Man United project.
"Former Man City Head of Academy will be key part of Man United new era."