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Hydrologist

Castleton Commodities International
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Location
London, United Kingdom
Experience
Experienced
Date Posted
2026-03-14
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About This Role

Positions at high frequency trading and quantitative finance firms are among the most competitive and rewarding in the technology and finance industries. These firms seek exceptional talent across engineering, research, trading, and operations.

Working at an HFT firm means operating at the cutting edge — building systems that process millions of market events per second, conducting research on petabytes of financial data, and collaborating with world-class teams on genuinely hard problems.

Most roles require strong quantitative and technical foundations. Competitive programming experience, deep system design knowledge, and familiarity with financial markets are assets across nearly all positions.