Middlesbrough are planning a January move to sign Peterborough United star Marcus Maddison, Football Insider understands.

The 26-year-old playmaker is regarded as one of the best attacking players in the Football League and has attracted interest from a number of leading clubs over the years.

A Boro source has told Football Insider that the club are ready to activate Maddison’s release clause of £2.6million ahead of the January window.

He has an outstanding track record in the Football League, notably during his five years at Peterborough.

The attacking midfielder has again impressed this season with ten goals and eight assists in 20 games to spearhead his team’s promotion bid from League One.

Maddison, who is entering the final six months of his contract, has a release clause that can be activated from January.

Boro are in desperate need of attacking reinforcements as they battle to avoid relegation from the Championship and the former Newcastle youngster = has emerged as one of their top targets.

The Teesside outfit are the lowest goalscorers in the Championship with just 18 goals from 21 games.

Boro boss Jonathan Woodgate knows they need to add goals and creativity to his side if they are to stay up this season.

Maddison has played 243 matches for Peterborough, scoring 62 goals and supplying a remarkable 92 assists.

In other Middlesbrough news, it can be REVEALED that the club are working on a deal to sign a player Bielsa is resigned to losing at Leeds United.