Police posted a video of a person setting a ute on fire in Hamilton.

An arsonist who torched a ute outside a Hamilton business has been caught on CCTV.

Police released the video in an effort to track down the perpetrator but the offender may have also been burned when the accelerant burst into flames.

The camera, positioned outside a commercial building on Killarney Rd, recorded the scene shortly after 4am on Monday.

WAIKATO POLICE CCTV footage of the moment a person sets a vehicle alight.

A yet-to-be identified person dressed in a hoodie is seen squirting accelerant over the parked ute.

The offender then sets the vehicle alight, Detective Sergeant Andre Kavanagh said in a statement.

The person ran from the scene along Killarney Rd towards Lake Rotoroa.

"Although Hamilton police would like to hold this person to account for their actions, we are also very concerned the person has been burned as a result of their actions and may require medical assistance."

Police would like to hear from anyone who can identify the offender or provide any other information.

Anyone with information can call Detective Sergeant Andre Kavanagh on 07 858 6200.

Alternatively information can be left anonymously with Crimestoppers on 0800 555 111.