Last weekend, I was searching the software development positions at the website eFinanceCareers.com. I realized that there are big demands in the low latency, high frequency development specialists. Out of curiousity, I did a search for software development in this area. From my understanding, this is about developing a trading system that require the knowledge in communication protocols like TCP, UDP and RPC.
Then I found this interesting article about how the hedge funds and big investments banks gained their trading profit through this high speed trading system. The picture below taken from The New York Times, explaining how these traders gained the profit.
For those who interested, go to this link and read the details:
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