I say it looks too big somehow. But I can't say what the reason is. Maybe because it's too tight under the chest? Or maybe the too-long sleeves push everything up. Stiff leather doesn't make it any better in this case.Mhhh. When it does not fit how a leather jacket should, than its...
What do you say?
I think a photo with a T-shirt instead of a thick jumper, normal trousers and also a back view would be better for an assessment.
If I were you, I would look for a better fitting jacket. But taste is different.