Job Purpose : The FI Algo Technology team supports Citis Internal Market Making, Algorithmic Trading, and internal matching for the US Treasurys algo trading business. Were seeking to hire an experienced software engineer to advance the suite of Rates algo execution platform creating a best in class, next generation product for our clients franchise. This includes optimizing execution logic and development of new algorithms to minimize market impact. The suite of components including execution tools, internal market makers and the hedger components. This is a challenging and exciting opportunity to contribute to one of the largest and most sophisticated algo platforms in Rates. It will involve working directly with trading and quants to solve both business and technology problems with a direct measurable impact on the business. Key Responsibilities / Role: Develop reusable algo trading engines with focus on low latency execution strategies Ensure strong reliability, scalability and performance of the core algo components Work with other etrading teams to support live trading Learn and maintain large code base, improve design and quality of the algo trading strategies code Partner with business to drive technology stack beyond near term objectives Adhere to engineering standards and strive for best in class solutions Job Opportunities: Work on high profile algo trading projects that deliver next-generation performance and functionality Apply best software architecture and design practices for algo trading strategies development Use scientific approach to improve performance of trading applications Play partnership role defining the direction of Rates algorithmic trading at Citi Harness capabilities of modern technologies and be accountable for the positive impact of delivery Significant profile exposure through business impacting projects Knowledge/Experience: Strong software development fundamentals, data structures, design patterns, object-oriented programming, algorithms complexity analysis At least 8 years of extensive hands on coding experience in Core Java within low latency, high throughput distributed applications Experience with ION Platform, FIX, SBE or any other messaging protocols Experience implementing and supporting market data processing applications and algorithmic trading strategies Experience building backtesting frameworks and historical data storages Basic Linux system performance tuning and monitoring, ability to troubleshoot performance issues within Java/Linux stack Working knowledge of no GC Java techniques and lock free thread safe algorithms Experience with Python, Spring, TDD, KDB or any other tick data storages Build tools, gradle, git, teamcity, jenkins, artifactory Strong academic record, ideally with a Bachelors degree in Computer Science, Information Science, engineering or related technical or quantitative discipline Competencies: Strong verbal and written communication skills; ability to communicate with business users Self-motivated individual with determination to achieve goals Willingness to learn, both technically and professionally Strong analytical and problem solving skills Good team working skills and ability to work in a distributed global team environment Ability to work on a fast-pace environment Flexible and able to deliver quality results in the required timeframe ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location: New York New York United States ------------------------------------------------------ Primary Location Full Time Salary Range: $176,720.00 - $265,080.00 In addition to salary, Citis offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire. ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Anticipated Posting Close Date: Oct 31, 2025 ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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