Firstly, India has a huge engineering population. Even if 10% of it is interested in consulting jobs, it's easily more than most countries. Secondly, most folks do engineering just because it's easy path to get a decent paying job. They don't really care about engineering itself, so consulting jobs are a happy medium, also they provide easy transition to customer facing roles or management which many folks want to move to anyway.
And lastly, there's dearth of product based companies in India, so positions in such companies are highly lucrative and competitive. Consulting job is the last resort for someone interested in software.
And lastly, there's dearth of product based companies in India, so positions in such companies are highly lucrative and competitive. Consulting job is the last resort for someone interested in software.
This entire phenomenon is so common there's a popular comedy sketch on it - https://www.youtube.com/watch?v=oPp4htuqDOs Not really far from reality