The staff in the office of the Leader of the House of Commons are part of the Cabinet Office. Information on what percentage of employees in the Cabinet Office are (a) women and (b) men is published on the Office for National Statistics website and can be found here:
The Government’s evidence to the senior salaries review body provides analysis of senior civil service pay levels by gender and can be found here:
For staff below the senior civil service there is no statistical difference in average salaries of male employees and female employees in the Cabinet Office in the same pay band.
Information on Cabinet Office pay bands is published on the Cabinet Office website and can be found here: