a bean counter

a bean counter

  (informal)
an impolite way of describing someone who is responsible for the financial decisions within a company When decisions that affect people's lives are in the hands of bean counters, it's bad news.
See also: bean, counter
References in periodicals archive ?
I would say 10 years ago an accountant was considered to be just a bean counter.
Even though they still like to think of you as a bean counter, they turn to you for help when they're making their decisions.