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Options market making presents a unique challenge in combining scale with business complexity. With over a million of listed options at the heart of billions of messages, Citadel Securities handles internet-scale datasets while being constrained on hardware due to latency requirements necessitating exchange co-location.

Requirements

• Experience working in C++
• Experience working with distributed systems
• Sound understanding of multi-threaded application design and development

Responsibilities

• Build, maintain and support one of the world’s most powerful trading platforms while continuously improving performance, functionality and stability of the system
• Design, develop, test, and deploy elegant software solutions across the firm
• Analyze complex business and technical problems
• Provide timely systems support for trading activities

Other

• Partner with business leaders to define priorities and deliver custom solutions
• Make sound decisions proactively and in a self-directed manner
• 5+ years of working experience
• Passion for technology and software development
• Ambition to solve open-ended problems using analytical methods
• Ability to work independently and prioritize high-impact projects
• Strong communication and interpersonal skills applicable to a dynamic trading environment