Island backed politician at one company of the same temperament (9)

I believe the answer is:

simpatico

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'island backed politician at one company of the same temperament' is the definition.
I can't judge whether this definition defines the answer.

'island backed politician at one company' is the wordplay.
'island' becomes 'is' (abbreviation).
'backed' says the letters should be written in reverse.
'politician' becomes 'MP' (Member of Parliament).
'one' becomes 'i' (Roman numeral).
'company' becomes 'co' (abbreviation).
'is' backwards is 'si'.
'si'+'mp'+'at'+'i'+'co'='SIMPATICO'

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(Other definitions for simpatico that I've seen before include "Pleasant" , "Congenial company" , "Nice" , "Likeable, easy to get on with" , "pleasing" .)

I've seen this clue in the Sydney Morning Herald.

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