There are quite a few threads about how to dress for work.
What happened to dressing as a professional, and not worrying about what people think?
I am in sales and marketing, and wear only bespoke 6 x 2 DoubleBreasted suits...
There are several issues you need to address.
Your collar is not a true cutaway. It needs to have a larger spacing where it comes together.
Your tie will then fill up the open space, without the collar forcing it down, eliminating the...
To get a proper drape on trousers:
Wear your trousers at your natural waist--requires a higher rise
Your trousers should be wide enough to hang straight down gracefully
Do not taper your trouser legs as much-- causes the twisting
This jacket is too small for you.
The lapels are already starting to bow.
The jacket is already starting to pull at the waist button.
You are only wearing a tee shirt underneath it, and these problems will only get worse with a dress...
Jacket is too short.
Shoulders are too wide.
Sleeve pitch is wrong.
Front quarters are too closed
Back is a complete mess. Too loose across shoulders, and too tight at waist.
Trouser fit ls bad. They wrinkle all the way down, and have no...
Definitely wear a pocket square.
Your necktie should be a small pattern woven silk, not printed.
Background colors dark purple, burgundy, or deep orange.
Dress like you own the place, you will not regret it.