just the job
Exactly the thing that is or was needed or called for. You need a suitcase and I've got just the job—look at this beauty! The new opening act turned out to be just the job for the variety show—they were a hit!
just the job
exactly what is needed. British informaljust the ˈjob/ˈticket
(informal) exactly what is wanted or needed: That cup of tea was just the job.