Oscar Garcia, who quit as Maccabi Tel Aviv boss last month, inherits a side which finished fourth in the Championship last season.
He played for Barca for six years and also coached the club's youth team before guiding Maccabi to the league title last season.
More top news
A 39 year old man arrested on suspicion of murder has been released without charge
The cyclist mistakenly thought the lorry driver was beeping at him
A thundery Bank Holiday in store with sunny spells in the south east