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Salary
≈ HK$60k – HK$135k per month (Estimated)
Location
In office (Hong Kong)
Seniority
Architect
Employment
Full-Time

First seen by Alion on Aug 21, 2025. Citi scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Citi is one of the largest banks in the world, tracing its lineage to the City Bank of New York founded in 1812 and taking its modern shape through the 1998 merger that created Citigroup. Its most distinctive asset is a cross-border payments and treasury network unmatched by any competitor, moving trillions of dollars a day for multinational corporations, governments and other banks across roughly ninety countries. Alongside that institutional franchise it runs markets and investment banking, wealth management and a United States personal bank, and has spent recent years simplifying itself by exiting consumer operations across Asia, Europe and Latin America.

Job Description

Citi is looking to hire a KDB+ Software Engineer into its Equities Global Data and Analytics group in Hong Kong. This role involves designing, implementing, and deploying timeseries based software systems that offer our Equities Trading Clients with best-in-class Analytics. The engineer will be part of the Global team that captures trading, market data and computes pre-trade, at trade and post-trade analytics.

Responsibilities:

  • Drive the design and development of real-time market data and analytics systems, leading KDB+/q development for trading and analytics platforms.
  • Own technical delivery, and collaborate with Traders, Quants, and Global Technology teams to build high-performance, low-latency solutions.
  • Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
  • Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
  • Appropriately assess risk when business decisions are made, demonstrating 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:

  • KDB+ proficiency: Deep understanding and experience with KDB+ databases and the Q programming language.
  • Programming Languages: Strong skills in Q/KDB+, Java and Python/PyKX,
  • Good understanding of Linux/UNIX, OS tuning
  • Knowledge of TCP/IP, UDP, Multicast and exchange specific protocols (FIX, OUCH, ITCH)
  • Proven track record in profiling and optimizing for latency
  • Strong debugging and trouble shooting skills, especially under production load
  • Experienced in working within an agile framework to ensure timely product delivery
  • Understanding of Market Microstructure, Connectivity, Smart Order Routers, Algorithmic Trading Systems will be a plus.

Education:

Bachelor’s or Master’s degree in computer science, Electrical Engineering, Mathematics, Physics, or a related field.

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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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.

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