He currently plays for JK Welco Elekter, wearing the number 24 shirt. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 25K €.

His most recent move was a Loan from JK Welco Elekter to Tartu JK Maag Tammeka on 2026-12-30.

Throughout the Estonian Esiliiga 2025, Mihkel Sepp featured in 17 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.