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Virtu Financial
·
October 29, 2025
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KDB Developer

New York, United States
Full-time
Onsite
$125K/yr - $200K/yr
Entry, Mid Level
Virtu Financial is a leading financial technology firm that provides liquidity to global markets and innovative trading solutions. They are seeking an experienced kdb+ Developer to enhance their reference data infrastructure, optimize performance, and contribute to trading and analytics platforms.
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Responsibilities

  • Redesign and optimize existing reference data systems for improved performance, scalability, and reliability
  • Implement robust data validation, cleansing, and reconciliation processes
  • Develop and maintain interfaces with external data vendors, market data feeds, and internal systems
  • Analyze and tune kdb+ queries and processes for optimal memory usage and execution speed
  • Create comprehensive technical documentation and establish coding standards for the reference data platform
  • Contribute to tick databases, real-time analytics, and trading systems
  • Participate in system design decisions and technology roadmap planning

Qualification

Required

  • A Bachelor’s degree or Master’s degree in Computer Science, Engineer, Math or related fields
  • Minimum 2+ years of hands-on experience with kdb+ and q programming language
  • Strong understanding of time-series databases, column-oriented storage, and in-memory computing concepts
  • Proven technical knowledge in software development methodologies, design and implementation
  • Demonstrated ability to effectively communicate quantitative and conceptual topics and concepts
  • Previously demonstrated excellent problem solving aptitude
  • Demonstrated ability to work independently, handle multiple tasks simultaneously and adapt quickly to changes
  • Strong analytical skills with ability to review complex requests, sometimes without clear functional specs and provide a robust technical solution.
  • Excellent written and verbal communication skills for technical documentation and cross-team collaboration
  • Ability to manage multiple priorities and deliver projects on time
  • Meticulous approach to data quality and system reliability
  • Interest in new and advanced programming languages

Preferred

  • Experience in investment banking, asset management, or financial technology; Understanding of FIX or Trade work flow; Fixed Income experience being a strong plus
  • Knowledge of securities master data, corporate actions, and data vendor formats (Bloomberg, Reuters, etc.)
  • Experience with low-latency, high-volume data processing systems, embedded systems, network programming, and/or multithreading
  • Experience with Linux, Unix, DevOps practices and CI/CD pipelines

Benefit

Virtu is the global leader in electronic market making.
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Founded in 2008
New York, New York, USA
501-1000 employees
https://www.virtu.com/