Probably, although having the front runner ruin his chances by having a policy for rectitude and virtue blown by being found with his fingers in the till was a major contributor to his success.
The other thing is that the French do not have the rigid party system we have and while there are two big parties, the country has a history of new groups coming to prominence, wielding power and fading. More recently we have seen the rise from nothing of populist parties in Spain, Greece and Italy and Macron calculated the time was right in France.