The fire happened in a field in the Longslow area of Market Drayton at around 10.10pm on Saturday night.
A crew from Market Drayton fire station attended to find the car fully alight.
Firefighters later posted pictures on the fire station's Twitter feed of the burning car and the aftermath.
Officers from West Mercia Police were also in attendance, with firefighters saying the blaze, which completely destroyed the car, was started deliberately.
The fire was out by 11pm with breathing apparatus and a hosereel jet being used to douse the flames.
Anyone who saw anything suspicious is asked to call 101.