C# Developer - Front Office Trading Systems - Options Market Making

Job Description

Maven, a leading proprietary trading firm, is seeking a talented Front Office C# Developer to join its Interactive Trading team. This team operates across London, Amsterdam, and Chicago, supporting and developing cutting-edge front-office trading systems used by Maven's options market-making team. The ideal candidate will design and implement exceptional solutions within a collaborative and dynamic environment, working directly with traders and business stakeholders to tackle complex challenges.

The role involves:

• Collaborating with front-office business users to gather and understand requirements.
• Designing, developing, and enhancing mission-critical systems with a focus on performance, maintainability, testability, and resilience.
• Writing clean, high-quality code and comprehensive tests, leveraging automation to streamline processes.
• Analyzing, documenting, and communicating design decisions effectively.
• Partnering with stakeholders, Site Reliability Engineers (SREs), and infrastructure teams to ensure robust system delivery and operation.

Requirements include:

• Strong analytical and system design skills, with the ability to tackle complex problems.
• Expert-level C# skills, with a solid understanding of testing processes (currently using .NET 8, transitioning to .NET 9).
• Experience with .NET, CI/CD pipelines, and containerization technologies like Docker and Kubernetes.

Maven offers:

• Competitive compensation
• Annual discretionary bonus
• 25 days’ annual leave
• Informal dress code
• Private healthcare
• Monthly company events