KDB Development Lead

Job Summary

We are seeking a KDB Development Lead to join our Information Technology team at Millennium in New York.

About the Role

The KDB Development team builds and operates high-performance time-series data platforms using kdb+ and q, with a focus on the architecture, performance, reliability, and usability of real-time and historical databases.

Responsibilities

• Lead, mentor, and develop a team of KDB/q engineers, establishing clear priorities, engineering standards, accountability, and ownership.
• Own the architecture and roadmap for kdb+ real-time and historical database platforms, including data ingestion, intraday processing, end-of-day workflows, storage, retention, recovery, and query access.
• Design and implement scalable q solutions for high-volume real-time and historical time-series data, with a focus on performance, reliability, and maintainability.
• Drive performance tuning across memory management, database partitioning and sym attributes, query patterns, indexing, process communication, and capacity planning.
• Build and maintain analyst-facing data-access tooling, including Jupyter notebook environments, q/Python integrations, reusable notebooks, and supported query libraries.
• Establish engineering best practices for code quality, automated testing, source control, CI/CD, release management, documentation, monitoring, and incident response.
• Embed data-quality controls, reconciliation processes, entitlements, auditability, and retention policies into platform design.
• Partner with trading, quantitative research, operations, data engineering, and infrastructure teams to deliver durable solutions; lead design and code reviews, production support, and continuous improvements following incidents.

Requirements

• Significant experience developing and operating production systems using kdb+ and q, including the design, support, and tuning of real-time and historical database architectures.
• Expertise in real-time data ingestion, tickerplant-based or comparable streaming architectures, intraday recovery, end-of-day processing, and historical data management.
• Strong command of time-series data design, high-performance q queries, partitioned databases, memory management, and operational performance troubleshooting.
• Experience delivering analytical workflows through Jupyter notebooks, including q/Python interoperability and well-governed self-service data access.
• Demonstrated technical leadership and experience guiding engineers through delivery as a people manager, team lead, or senior technical lead.
• Strong software engineering discipline, including testing, code review, CI/CD, version control, and production release practices.
• Experience integrating KDB with adjacent technologies such as Python, Java, C++, APIs, messaging platforms including Solace or Kafka, and infrastructure tooling.
• Clear written and verbal communication skills, with the ability to partner effectively with technical and non-technical stakeholders in high-throughput, latency-sensitive environments.

Benefits

Millennium offers a total compensation package which includes a base salary, discretionary performance bonus, and comprehensive benefits.

Salary Range

The estimated base salary range for this position is $175,000 to $250,000.