Ex-national team boss Sven Goran Eriksson told BBC Sport: "If he has proven it at under-21 why shouldn't he be able to do it with the senior team?
"Yes it's a big step, but I think he can do it in the future. Why not?"
Another former City Ground star however has sounded a note of caution.
Writing in the Evening Post, Garry Birtles said: 'He is still very young in management terms, inexperienced, and, for me, he needs to go back and learn his trade at a domestic level, perhaps in the Premiership.'