Finley grew up in Mobile, Alabama and attended St. Paul's Episcopal School.
[1] On June 29, 2018, Finley committed to play college football at Ole Miss over other schools such as Duke, Iowa, Purdue, Tennessee, and Wake Forest.
[5] However, in Finley's second season he had a breakout year putting up 62 tackles, two going for a loss, three interceptions, seven pass deflections, and a fumble recovery.
[6] Finley's third season was his best collegiate year where he had 90 tackles, one going for a loss, three interceptions, including returning one for a touchdown, four pass deflections, and a forced fumble.
[10] After not being selected in the 2023 NFL draft, Finley signed with the Los Angeles Chargers as an undrafted free agent.