How to learn about automated trading systems?
nailer: Foyle's bookstore in London has a financial section larger than a lot of bookstores, including a wide variety of books on statistical modelling for financial instruments.In terms of keeping up with the community, zerohedge.com provides valuable advice and recently provided the full PDF of 'an introduction to high-frequency finance'.In terms of low latency architecture and platforms, check the docs for Red Hat's MRG, SuSE's SLIRT, and highscalability.com. You'll find most of your Unix knowledge is tied towards performance rather than determinism, and you'll need to re-learn a lot of your knowledge and delve deeper into strace and systemtap.