Chelsea youngster signs new six-year deal ahead of loan switch to Portuguese giants... as new Fulham boss Arbeloa plots raid of former employers: WINDOW WATCH

It's that time of the year again - the

transfer window

is now open until September 1 and it's sure to be a busy period with clubs looking to make big signings ahead of next season.

Here are today's latest developments from Simon Jones and the Daily Mail Sport team...

Brentford

's Romelle Donovan has joined

Sheffield United

on a season loan.

The 19-year-old attacking midfielder joined the Bees from Birmingham last June and made nine first team appearances in all competitions.

Blades boss Chris Wilder said: ‘He's an exciting player with a bright future and we're delighted to have been entrusted with the next stage of his development.’

Brentford have signed Jaidon Anthony from

Burnley

and will add

Callum Wilson

after his contract expired at

West Ham

.

New

Fulham

manager Alvaro Arbeloa is keen to explore bringing players from

Real Madrid

to Craven Cottage.

Arbeloa, who departed Real in May, has signed a three-year deal with Fulham.

Left back Fran Garcia is one option who the Spanish giants have made available for sale but Fulham face competition from Real Betis.

Alvaro Arbeloa was named Fulham boss in the early hours of Wednesday morning

Argentine attacking midfielder Franco Mastantuono is another possible on loan, though there are a number of clubs keen to take the 18-year-old who cost Madrid £40m from River Plate a year ago.

Arbeloa worked closely with Madrid's fringe players as well as their first team having been coach of their B team Castilla also.

Jesse Derry has signed a new six-year contract with

Chelsea

prior to joining Sporting Lisbon on loan.

The 19-year-old, who made his

Premier League

debut against

Nottingham Forest

last season, only to be forced off after a clash of heads with Zach Abbott, had interest from a number of clubs.

Jesse Derry (right) has committed his future to Chelsea

He and his agents will travel to Portugal tomorrow ahead of completing terms on his loan.

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