Job Description
- Build, maintain, and support high-performance trading and analytics systems primarily in modern C++.
- Develop systems supporting credit and rates products, including government bonds, corporate bonds, swaps, futures, CDS, credit indices, repo, inflation products, swaptions, and fixed income ETFs.
- Work closely with Traders and Sales across EGB, EUR/GBP IRS, and Credit desks to deliver front-office technology solutions.
- Partner with Quantitative Researchers and global Technology teams to turn trading requirements, research ideas, and models into production systems.
- Build tools and libraries for pricing, curve construction, spread analytics, risk, portfolio analytics, execution workflows, and P&L attribution.
- Develop high-performance, low-latency, multi-threaded applications in C++.
- Contribute to the architecture and design of distributed trading systems.
- Work with real-time market data, reference data, curves, ratings, index data, trade data, quote data, and execution data.
- Support electronic trading workflows including RFQ, dealer streams, venue connectivity, execution analytics, trade capture, and post-trade analysis.
- Analyze complex business and technical problems and implement scalable, maintainable solutions.
- Improve system performance, reliability, monitoring, and operational tooling.
- Provide timely production support for business-critical trading systems.
- Collaborate with teams across London, Paris, and New York.
- Strong professional experience building production systems in C++, with C++ as the primary programming language in recent roles.
- Strong product knowledge or hands-on experience across rates, credit, fixed income, derivatives, systematic trading, or related trading products.
- Familiarity with products such as government bonds, corporate bonds, swaps, futures, CDS, credit indices, repo, inflation products, swaptions, or fixed income ETFs.
- Experience building trading, pricing, risk, analytics, market data, execution, or financial technology systems.
- Strong understanding of multi-threaded application design, distributed systems, data structures, algorithms, memory management, and system design.
- Ability to work directly with Traders, Sales, Quantitative Researchers, and Engineers in a fast-paced front-office environment.
- Highly adaptable with a proactive approach to leveraging AI tools to enhance productivity, decision-making, and innovation.
- Direct access to front-office users and the chance to build systems used every day by credit and rates trading desks.
- Work on technically challenging problems across pricing, risk, market data, execution, and analytics.
- Close collaboration with engineering, trading, and quantitative research teams across London, Paris, and New York.
- Competitive compensation and benefits.
- A team environment that values ownership, strong engineering standards, and practical problem solving.
In accordance with applicable law, the base salary range for this role is $175,000 to $350,000.
In addition, the employee who fills this role will be eligible to participate in a discretionary incentive compensation program, as well as a wide array of benefit programs, such as medical and life insurance, retirement and tax-free savings plans, and access to other healthcare programs.
About Citadel Securities
Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com.