"need doing" is a correct and usable phrase in written English.
You can use it to refer to a task that needs to be done. For example, "There's a lot of laundry that needs doing."
We harvest, water, pull weeds, whatever they need doing".
"There are so many roles that need doing.
With all of those tasks that need doing, WHY do we have unemployment?
He's is a man doing very well a job that should not need doing at all.
Whenever I see things that need doing, my hands itch to get going.
But we picked a number of particular reforms that we think need doing right away".
Spend as long as you need doing this until the paper is full.
As you clean, use the list to keep track of tasks that still need doing.
These are long hours and long days: it's 24/7 and there are things that need doing".
Personality traits associated with this group included a predisposition to procrastinate and put off things that need doing.
"You get the people that you believe in and that can do the things that need doing," Reagan once said.
