West Ham United are delighted to announce the signing of prolific Argentine forward Mauro Zarate.

The gifted Zárate, who becomes the Hammers' first summer capture, will join the Club on a three-year contract from Velez Sarsfield for an undisclosed fee when the international transfer window opens next month.

We take a look at his career in pictures here:

A teenage Zarate scored Argentina's winner in the 2007 FIFA U-20 World Cup final

Mauro Zarate
The forward joined Qatari club Al-Sadd in summer 2007

Zarate spent six months on loan at Birmingham City in early 2008

The striker scored 34 goals in 126 appearances for Italian club Lazio

Zarate spent the 2011/12 season with Italian giants Internazionale

Zarate celebrating one of 20 goals he netted for Velez Sarsfield in 2013/14

Mauro Zarate
The 27-year-old already looks at home in West Ham United's Claret and Blue