Middlesbrough transfers of the season
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Middlesbrough
Latest transfers
DONE DEAL 
Joe Wildsmith
Goalkeeper
West Bromwich Albion
Middlesbrough
DONE DEAL 
Delano Burgzorg
Forward
Middlesbrough
Bristol City
DONE DEAL 
Jeremy Sarmiento
Midfielder
Brighton & Hove Albion
Middlesbrough
DONE DEAL 
Lukas Engel
Defender
Middlesbrough
Real Salt Lake
DONE DEAL 
Leo Castledine
Midfielder
Chelsea
Middlesbrough
CONTRACT RENEWAL 
Sol Brynn
Goalkeeper
Contract until June 2030