Implement and enhance complex trading logic, performance optimizations, and system enhancements to ensure the stability, scalability, and efficiency of our execution systems.
Participate in and lead technical design discussions and conduct rigorous code reviews to ensure the highest standards of quality, performance, and architectural integrity.
Partner with product development, quantitative researchers, and other technology teams to deliver new trading capabilities and enhance existing systems.
Drive continuous improvement initiatives in testing frameworks, development tools, and deployment processes for our low-latency and high-throughput environment.
Resolve complex technical challenges through in-depth analysis of business requirements, system processes, and industry best practices.
Apply expert knowledge of system architecture, data flow, and development standards for coding, testing, debugging, and implementation.
Build and maintain robust solutions for trading platform monitoring, trade reconciliation, and application recovery.
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.
Qualifications
5+ years of hands-on experience in software development with a strong focus on high-performance, low-latency systems.
Expert-level technical knowledge in Core Java, including a deep understanding of JVM internals, concurrency, garbage collection, and memory management in a low-latency context.
Proven experience designing and developing automated trading systems or electronic execution platforms in Equities or other similar financial domains.
Solid understanding of financial market protocols (e.g., FIX) and practical experience handling order and market datasets.
Experience with microservices architecture and developing distributed systems.
Demonstrable experience with modern testing frameworks, Agile methodologies, and Continuous Integration/Continuous Delivery (CI/CD) processes.
Excellent communication skills with a demonstrable ability to present and grasp complex technical and business concepts.
Familiarity with messaging and data grid technologies (e.g., Solace, AMPS, Chronicle) and infrastructure automation tools (e.g., Ansible) is a plus.
Bachelor’s degree/University degree or equivalent experience; Master’s degree preferred.
Job Family Group
Technology
Job Family
Applications Development
Time Type
Full time
Primary Location
Jersey City New Jersey United States
Primary Location Full Time Salary Range
$142,320.00 - $213,480.00
In addition to salary, Citi’s 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
Aug 14, 2026
Automated Processing and AI
We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.
Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.
Illinois residents – AI Notice and Right
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.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.
