He is on the books of Sligo Rovers and wears shirt number 28. His main role on the pitch is Forward. His stronger foot is Right. His estimated market valuation currently stands at 125K €.

His latest transfer saw him join Sligo Rovers from Shelbourne via Free on 2025-12-31.

During the Ireland Premier Division 2026 campaign, Ryan O'Kane made 4 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 10 shots, with 2 on target.