Algorithmic HFT trading is an automated trading system that works on low-latency arbitrage strategy using specialized software that uses the fix protocol for transferring data. For profit, you need the speed of receipt and transfer of quotes at the level of milliseconds and the frequency of transactions, which is not subject to the usual trader.
In financial markets, high-frequency trading (HFT) is a type of algorithmic trading characterized by high speeds, high turnover rates, and high order-to-trade ratios that leverages high-frequency financial data and electronic trading tools.