Why badmouth people whom you never met or seen?
When I studied in the Technion, there was no shortage of Haredi ladies there. In the Math and Computer Science departments they were doing quite well. You really should reconsider a source of your stereotypes - yours are rather inaccurate.
Yes, they respect modesty, but despite your thinking, not because they are backward. And no, they won't work for Iranians because same as you they are Jewish, but unlike you, they won't want to hurt fellow Jews.