Surman, 22 was part of the Southampton team which was relegated from this seasons Coca-Cola Championship and as a prized asset will no doubt be one of the first players to leave St Mary's.
But according to reports the Blades have made an undisclosed fee for the Johannesberg born midfielder had an impresive season despite their down fall, he netted a equalising goal in the final minute when the Blades played at St Mary's until Jamie Ward popped up with a winner.