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Senior Java Low Latency Engineer

https://www.citi.com/ Logo

Citi

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Location:
United Kingdom, London

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided

Job Description:

Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. We enable clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity.

Job Responsibility:

  • Work on the integration of functions to meet goals, deploy new products, and enhance processes across the Capital Markets asset classes
  • Provide world class expertise in area of Java low latency development
  • Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals
  • Consult with end users to identify system function specifications and incorporate into overall system design

Requirements:

  • Demonstrated Subject Matter Expert (SME) in area of Applications Development, preferably in electronic and algorithmic trading systems
  • Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices
  • Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel
  • Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload
  • Performance assessment and targeted tuning
  • Design and architectural elegance
  • Experience in implementing projects
  • Great communicator with high EQ
  • Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams
  • May have a background in C++ before moving to Java
  • Relationship and consensus building skills
  • Bachelor’s degree/University degree or equivalent experience in a similar role
What we offer:
  • 27 days annual leave (plus bank holidays)
  • A discretional annual performance related bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
  • Paid Parental Leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources

Additional Information:

Job Posted:
June 04, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
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