C# Developer

My client is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. Technology is at the core of everything they do. They are currently looking for multiple C# Developers across different teams in Hong Kong, including Trading Risk, Post Trade, and Trading Systems . This is a multi-hire initiative as they scale across APAC, offering a flat hierarchy, greenfield impact, private healthcare, daily lunch allowance, education assistance, and excellent work-life balance.

Full relocation package provided.

Role Overview:

You will develop mission-critical, high-performance systems serving traders, Compliance, Operations, and executive leadership. Depending on the team, you will work on real-time risk analytics, post-trade processing and regulatory reporting, or algorithmic trading systems for derivatives. All roles require end-to-end ownership, close collaboration with business stakeholders, and a passion for building scalable, reliable software in a fast-paced trading environment.

Key Responsibilities:

1. Develop real-time or high-throughput systems supporting trading, risk, or post-trade functions.
2. Partner with traders, quants, Operations, and Compliance to deliver innovative solutions.
3. Own systems from requirements through to production deployment and support.
4. Contribute to architectural decisions, performance tuning, and system reliability.
5. Mentor junior developers and promote engineering best practices (senior roles).

Required Skills & Experience:

1. Experience: 5–10+ years of professional C# development (level dependent).
2. Core C#: Strong proficiency in C#, OOP, multi-threading, and performance tuning.
3. Domain Knowledge: Experience in trading, risk, post-trade, derivatives, or quantitative systems is highly preferred.
4. Technical Breadth: SQL, real-time messaging, and distributed systems experience.
5. Cloud & Microservices (Trading Systems role): Azure Service Fabric, Orleans, Docker, Kubernetes, gRPC, Protobuf.
6. Database (Post Trade role): Oracle, PL/SQL, high-availability environments.
7. Soft Skills: Strong communication, collaborative mindset, and ability to work directly with traders and business users.
8. Education: Bachelor's degree in Computer Science, Engineering, or related field.

Nice-to-Have:

1. Knowledge of derivative pricing, P&L, or Greeks.
2. Familiarity with Tibco RV or similar messaging middleware.
3. Experience with Agile methodologies.

What the Firm Offers:

1. Collaborative, intellectually driven culture.
2. Healthy work-life balance with reasonable hours.
3. Free breakfast and lunch, gym reimbursement, social events.
4. Private healthcare, education assistance, and corporate discounts.
5. Flat hierarchy and greenfield impact as they scale across APAC.

Please send your CV to Sarah Fan at sarah.fan@ashford-benjamin.com, or call +852 2315 9512 for a confidential discussion.