C# Winforms .net Developer Quant Fund

Company: Quant Capital
Apply for the C# Winforms .net Developer Quant Fund
Location: London
Job Description:

Overview

In this role you will develop and evolve a Windows-based C#/.NET trading platform integrated with SQL databases for a high-profile, $5B quant fund. You’ll collaborate with Trading, Research, and other tech teams to translate business requirements into robust, scalable software. The role combines prototyping, rapid iterations, and deep technical work in a fast, performance-driven environment. You’ll work like a tech-focused unit of a top-tier fund, with strong growth and meaningful impact behind the scenes.

Pay / Benefits

  • bonus scheme linked to fund performance
  • bonus from day 1
  • 4 days in the office with room for negotiation
  • open dress code
  • relaxed, open work environment
  • calm and focused atmosphere

Responsibilities

  • Prototyping
  • Rapid iterative solution development
  • System analysis, design, coding and testing of multi-asset trading system using C# and SQL
  • Interact with Trading, Research and other technical groups to understand business requirements

Key requirements

  • An MSc/BSc in computing or mathematics
  • High competence in C# and Winforms
  • Commercial C# experience >5 years
  • Experience in a Fund or Prop Shop
  • OO development and SQL database design
  • problem-solving under pressure
  • prioritisation under pressure
  • strong communication with cross-functional teams
  • C#
  • Winforms
  • .NET

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Posted: September 14th, 2026