what does high-frequency trading software actually do?

Been seeing more about HFT lately and I’m curious about the actual mechanics.

Does it just execute trades faster or is there more complex stuff happening behind the scenes? Like algorithmic decision making or market data analysis in real time?

It’s automated scalping. Computers do everything lightning fast, catching opportunities we’d never spot in time.

HFT software isn’t just about fast execution - it’s constantly scanning tons of market data for tiny price differences across exchanges or currency pairs.

These algorithms spot patterns in milliseconds that’d take us forever to catch. They analyze order flow, detect big institutional trades happening, and jump ahead of price moves.

Most retail traders think it’s all about speed, but the real advantage is data processing. These systems crunch thousands of data points per second and make trades based on statistical models.

They also do instant arbitrage between liquidity providers. Say EUR/USD shows 1.0501 on one feed and 1.0502 on another - the software buys low and sells high in microseconds.

It’s speed plus smarts working together. We regular traders can’t compete with that directly.

The software also analyzes the order book, tracking where buy and sell orders sit to predict price moves.

It’s doing what manual traders do but processing way more data at once. Market making is huge too, as bots provide liquidity by placing bid and ask orders constantly.

Most money comes from volume, not big price swings.

HFT software wins on speed and server proximity. But it’s not just about fast trades. These systems shape the market by constantly placing and canceling orders. They read market depth to predict where prices go next instead of just reacting. Once you understand this, you’ll see why certain retail strategies fail. Those price spikes during news? HFT algorithms are already positioned before slower traders even know what is happening.

It predicts moves using data and speed

It combines speed pattern recognition and auto execution.