steal a living

verb2

1. •
   (UK) To be bad at one's job, especially a well-paid prestigious one.

   • Notwithstanding his apparent ineptitude, Carlos Sánchez has 88 caps for Colombia, who always give our nation's finest a stern test. It seems like he's stealing a living on a ridiculous £ 70k p/w. — 2023
2. •
   (UK) To have a job that is perceived as worthless.

   • Another accused product managers of "stealing a living": "As an engineer, I feel I can easily do their job in addition to mine with not much extra effort," they wrote. — 2024