We're delighted to confirm the signing of Lewis O'Brien on a season-long loan âœï¸âœ…
Welcome to #Boro, @Lewis_OBrien98! #UTB— Middlesbrough FC (@Boro) August 31, 2023
"Lewis has tasted success before and we're delighted to have him on board," said Boro boss Michael Carrick.
"He's got good experience, he's a good age, and he offers something different to what we have here.
"His arrival gives us greater options, and we're looking forward to working with him."