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Senior C# Developer – Leading Global Hedge Fund – Excellent Compensation + Benefits

Mondrian Alpha· London Area, United KingdomLicensed sponsor
Posted 17 Jun 2026 · Added 18 Jun 2026, 08:45Software Engineer
Mondrian Alphanomatch
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My client, a top-performing global hedge fund, is looking for a talented C# Developer to join their front-office technology team.

This is a unique opportunity to work closely with traders and quants, building low-latency, high-performance systems that directly impact trading outcomes.

You’ll be developing and enhancing critical components across pricing, execution, and risk, using modern C# and .NET technologies in a fast-paced, collaborative environment. The role offers exposure to cutting-edge technology, a flat structure with strong technical mentorship, and the ability to see your work make a tangible impact on the business.

Key Responsibilities:

Design and build high-performance trading tools and APIs using C# and .NET

Develop scalable, real-time systems across areas such as market data processing and trade capture

Collaborate closely with traders, portfolio managers, and quants to gather requirements and deliver solutions

Optimise applications for performance, scalability, and reliability in a low-latency environment

Contribute to system architecture, design decisions, and technical direction

Participate in code reviews, testing, and deployment processes, including CI/CD pipelines

They are seeking candidates with a strong and in-depth understanding of C# / .NET.

What You Can Expect:

Market-leading compensation with a strong uplift on current base

Highly attractive bonus structure

Immediate ownership and responsibility, with clear progression opportunities

Exposure to leading industry professionals through seminars and events

Access to modern development tools and high-performance hardware

A collaborative, supportive, and high-performing team environment

My client anticipates paying a strong performer upwards of £400k total compensation in year one. In addition to this, they offer exceptional benefits including top-tier healthcare, fully subsidised qualifications, and daily breakfast and lunch.

To apply, either respond to this advert or send your CV directly to sasha.duquesne@mondrian-alpha.com.