The new Arsenal forward found the back of the net twice to help earn the Three Lions a 2-0 victory in Basel.
"I enjoy playing further up the pitch," Welbeck told TheFA.com. "That's well known and when I get my opportunity I am just looking to take it.
"Thankfully I got the two goals but it is credit to the whole team really with the way we played, the way we attacked.
"It was the perfect start to the qualifiers, but we need to carry this on now and make sure we prepare for every single game tactically and mentally."