Thank you for your application for the position of XXX Engineer recently advertised by XXX Pty. Ltd. There were were a large number of applicants for this position, many of the applications were excellent.
Unfortunately we are only able to interview a small number of the people who have applied.
If you have not been contacted to arrange an interview, then I'm sorry to say your application has been unsuccessful in this instance. We wish you success in your future endeavours.
Research and Development Department,
XXX Pty. Ltd.