Dear [name]
Re: vacancy for [position title]
Thank you for your application for the above position.
I should be grateful if you would attend an interview:
At [address].
On [date].
At [time].
The interview will be with [name and job title of interviewer].
*as part of the interview process you will be asked [state any assessment tests which the candidate will be required to complete].
The interview is scheduled to last approximately [state duration].
Please contact [name of contact] on [telephone number] to confirm your attendance. If you have a disability and require any special arrangements to assist you at the interview, please let [me/name of contact] know.
*I look forward to meeting you
Yours sincerely
[Name of signee]
* delete if inappropriate