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Senior Front Office Software Engineer

Company

Castleton Commodities International LLC

Location

London, England

Posted

June 03, 2026

Position Overview

Responsibilities:

  • Partner directly with commercial trading teams to engineer and optimize trading processes and analytical models.

  • Build and maintain Python-based services and APIs using modern frameworks and best-in-class design patterns.

  • Design & develop solutions to support supply and demand models, market data analysis, and position management.

  • Design cloud-native tools that integrate seamlessly into our Front Office platform, including visualization and analytics interfaces.

Qualifications:

  • Bachelor's or Master's degree in Computer Science or a related STEM field.

  • Strong professional experience in any programming language; Python strongly preferred.

  • Prior experience developing front-end applications utilizing React, Angular, TypeScript is strongly preferred.

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