After graduating law school, he practiced for five years in the trial and business litigation department of Carlton Fields, P.A.

Upon completion of his service as a prosecutor he returned to Carlton Fields, P.A., where his practice focused on business litigation until his appointment to the bench.

[3] In 2004, Florida Governor Jeb Bush appointed Barber to the Hillsborough County Circuit Court.

He was nominated to the seat vacated by Judge James D. Whittemore, who assumed senior status on August 29, 2017.

[12] In 2021, Barber sentenced Christopher Buonocore, a cyberstalker who shared nude photos of women without their consent, to 15 years in prison.