I’m on it - my daughter is six 
What you or I may deem as sexist/not sexist may be considered not sexist/sexist by the other/others.
Take Bayonetta for example.
Much outrage by some on her tight outfit, provocative moves etc.
Others hailed her as strong and confident character.
You also have to consider what sells/doesn’t sell to your target audience.
So, yeah… this could be somewhat difficult to achieve 
Its a bit easier for small developers, since they don’t have to worry about making back massive budgets.
@awilliams1701: It did.
Someone gifted me ME1 & 2 and I enjoyed them quite a bit (story at least), but I couldn’t bring myself to buy ME3.
EA. Origin. DLC shudder