During his three-year spell at Floriana, he made 23 appearances and was later sent on loan to a Bulgarian top division team Dobrudzha Dobrich.

In June 2007, it was announced that Haber had joined Greek side Haidari FC on a two-year contract.

The club is based in a suburban town close to Athens and participates in the Greek Second Division.

[1][2] Haber had previously undergone a trial during United's 2006-2007 season in the Premier League, however, then manager Neil Warnock decided not to offer the Maltese keeper a contract[2] In August 2009, after failing to break into the Blades first team, Haber was allowed to join their sister club Ferencváros on loan until the end of the year.

[3][4] Haber signed a two-year deal with Greek Super League club Kerkyra on 5 July 2011.