Nice work so far, but one thing really bothers me: There is nothing which communicate "cyberpunk" in this character. So far it could be a character from any modern setting game. Maybe add some techi gadgets to the character (scifi PDA, AR glasses etc.)
I definitely think your colours/materials could use an update. I think a primary colour that repeats throughout the whole character could work nicely. Some subtle scifi/cyberpunk overlay texture might be interesting. (I just took some quick image from google and slapped it over the PO) The finger could use a revisit as…