The signing arrives just over 24 hours before the transfer window shuts. Boro fans will be hoping that there is another player or two coming in before 5pm on Thursday when it closes. But where is the priority? Click and scroll through to see which position and those of their league rivals.
9. Fulham
Midfielder Harry Arter joined on loan this week but defensive reinforcements are still needed. Photo: Warren Little
10. Huddersfield Town
In need of a winger. Could Newcastle United's Jacob Murphy, who has been linked with week, be the answer? Photo: Mark Runnacles
11. Hull City
Grant McCann wants to strengthen the Tigers' midfield and has returned to his old club Doncaster Rovers to try and sign his former captain Ben Whiteman. Photo: Mike Hewitt
12. Leeds United
It could be a busy 24 hours at Elland Road with a striker required following Kemar Roofe's departure to Anderlecht. Dwight Gayle anyone? Photo: Alex Davidson