Valentine Holmes remains focused on breaking into the New York Jets' 53-man roster and may do so as a wide-receiver, but is still leaving an NRL return next season with the Sharks, Cowboys or Broncos on the table.

Holmes says he is still enjoying learning the intricacies of the NFL on the Jets' practice squad despite sitting out games.

Valentine Holmes has been switched from running back to wide receiver with the Jets' practice squad. Credit:AP

The 24-year-old will not make a decision on his future until their season ends, which, after a horror 0-4 start for the Jets, could be December 29 if they miss the play-offs.

"My head is here in the US," he said on Thursday (Friday AEDT). "That is what I'm focused on.