[1] Lominadze made his debut for the senior team as a half-time substitute in the final game of the 2021 season against Locomotive when he came off the bench to replace Barnes Osei.
[4] Eventually, Gagra finished in the play-off zone and retained their top-flight place after a penalty shoot-out against Spaeri, in which Lominadze also converted from the spot.
Lominadze made a significant contribution to U21's successful 2025 UEFA European Championship qualifying campaign by scoring in each of the last three matches.
It included his long-distance deflected shot that helped his team come from behind in a 2–1 crucial win over North Macedonia[12] and reach play-offs.
In a return leg against Croatia on 19 November 2024, Lominadze equalized, and later scored with a panenka kick in penalty shootout, which sent Georgia to the final stages of the competition.