C#/.NET Developer - Commodities Trading


Company:	Hays Specialist Recruitment
Salary:	£650 to £700 a day
Hours:	Full-time
Location:	London, EC2V 6DN
Job type:	Contract
Posting date:	16 Oct 2026
Closing date:	15 Nov 2026

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Summary

C#/.NET Developer - Commodities Trading - £700 Per Day Inside IR35 - 6 Month Rolling Contract - Hybrid - London

A leading financial markets organisation is looking for an experienced C#/.NET Developer to join a specialist commodities technology team, building bespoke solutions to support the electronic trading of commodity derivatives. This is a hands-on development role working closely with commodity sales and trading teams in a fast-paced front-office environment.

You will be responsible for designing, developing and delivering high-quality trading applications, primarily supporting the pre-trade lifecycle. This will include solutions across client, sales and trader workflows, order management and automated pricing. You will work as part of an Agile DevOps team, contributing to technical design, development, pair programming, code reviews and testing, with the majority of services hosted within Azure.

The role requires someone with strong C#/.NET engineering experience alongside a solid understanding of commodities and trading products, particularly derivatives such as swaps. This is a 6-month rolling contract, requiring 3 days per week onsite in London.

What you'll need to succeed

Strong hands-on C#/.NET software development experience

Strong experience within commodities, trading or financial markets environments

Good knowledge of derivatives and trading products, including swaps

Experience building applications supporting trading workflows and the trade lifecycle

Angular and TypeScript experience would be beneficial

Strong communication skills with the ability to work closely with developers, technical leads, architects and trading stakeholders

What you need to do now

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career

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