ABOUT THE COMPANY:

Maven is a market-leading proprietary trading firm allocating internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhance our efficiency as a premier liquidity provider for globally listed derivatives. We leverage groundbreaking execution and pricing technologies to elevate and improve how financial markets operate.

Overview

Join a high-impact, agile team at the heart of our proprietary trading firm, where innovation drives success. Our Interactive Trading team operates across London, Amsterdam, and Chicago, supporting and developing cutting-edge front-office trading systems used by our options market-making team. We take ownership of proprietary systems, from robust back-end services to intuitive web-based front-ends, ensuring seamless and efficient trading operations.

The Role

We’re looking for a talented Front Office C# Developer to design and implement exceptional solutions within a collaborative and dynamic environment. You'll work directly with traders and business stakeholders, tackling complex challenges in fast-paced, high-stakes scenarios. If you thrive on problem-solving, delivering high-quality code, and making an immediate impact on trading performance, this role is perfect for you.

What You’ll Do

Collaborate with front-office business users to gather and understand requirements.
Design, develop, and enhance mission-critical systems with a focus on performance, maintainability, testability, and resilience.
Write clean, high-quality code and comprehensive tests, leveraging automation to streamline processes.
Analyse, document, and communicate design decisions effectively.
Partner with stakeholders, Site Reliability Engineers (SREs), and infrastructure teams to ensure robust system delivery and operation.

What We’re Looking For

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.

Nice to Have

Familiarity with JavaScript, TypeScript, or other front-end technologies, demonstrating the ability to contribute to or collaborate on UI development.
Experience programming in Python
Experience using MongoDB and PostgreSQL
Familiarity with event-driven architectures, Domain-Driven Design (DDD), Command Query Responsibility Segregation (CQRS), or Event Sourcing principles.

Why Join Us?