Senior KDB Developer

Maarut, Inc.

• $110K — $130K *
Toronto, ON M3C 0E3In-Person
Finance & Insurance
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Expert knowledge of KDB+/q in production environments.
  • Strong understanding of GW/RDB/HDB architecture and time-series data modeling.
  • Experience with Python/PyKX; Java familiarity is a plus.
  • Proficient in Linux/UNIX and networking protocols (TCP/IP, UDP, multicast).
  • Background in low-latency trading systems and performance optimization.

Responsibilities

  • Design and develop real-time market data and analytics services on KDB+/q.
  • Deliver end-to-end solutions including requirements gathering, coding, and deployment.
  • Collaborate with Traders, Quants, and Technology teams to align on project goals.
  • Optimize system latency and throughput through various technical enhancements.
  • Build ETL pipelines and integrate with Kafka and streaming services.
  • Drive code quality, test automation, and ensure production readiness.

Benefits

  • Opportunity to work at the intersection of finance and technology.
  • Collaborative team environment with direct interaction with traders and quants.
  • Exposure to cutting-edge technologies in high-frequency trading.
  • Strong focus on professional development and technical growth.
Full Job Description
Job Description
Job Overview:

Client is hiring a Senior KDB Developer to join a Global Markets Data & Analytics organization, focused on designing, building, and deploying time-series systems supporting pre-trade, at-trade, and post-trade analytics across Equities, FX, and Rates.

Key Responsibilities:

  • Design and develop real-time market data and analytics services on KDB+/q (GW/RDB/HDB/Tickerplant).
  • Deliver end-to-end solutions including requirements, design, coding, testing, deployment, and production support.
  • Collaborate with Traders, Quants, and Technology teams.
  • Optimize latency and throughput through partitioning, memory layout, IPC, and OS tuning.
  • Build ETL pipelines and integrate with Kafka and streaming services.
  • Drive code quality, test automation, observability, and production readiness.


Requirements

Required Skills:

  • Expert knowledge of KDB+/q in production environments.
  • Strong understanding of GW/RDB/HDB architecture, partitioning, joins, IPC patterns, and time-series data modelling.
  • Python/PyKX experience; Java is advantageous.
  • Linux/UNIX, networking, TCP/IP, UDP, multicast.
  • Experience with low-latency trading systems and performance optimization.
  • Knowledge of market microstructure, electronic trading, FIX/OUCH/ITCH protocols is preferred.
* Ladders Estimates

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