The Serb, who will officially take charge on 1 July, has identified the centre of defence and central midfield as two priority areas for improvement.
Phil Jagielka left Bramall Lane earlier this summer and if 24-year-old Bryan was to follow him out the door it would leave the Blades light in a key area, with question marks also remaining on Jack O’Connell’s fitness.
Young Wolves defender Dion Sanderson has been linked with Sheffield United again following a successful loan spell in League One with Sunderland.
Here are the latest transfer deals and rumours from around the Sky Bet Championship.

5. Baggies nab Barnsley coach
West Brom have appointed Valerien Ismael as the club’s new head coach. Photo: Laurence Griffiths

6. Bryan stalling
Sheffield United will ask Kean Bryan if he plans to stay at the club next season following reported interest elsewhere. Photo: Alex Livesey