KDB Developer

Compunnel, Inc.; Jersey City (NJ); On-site; USD 100,000 - 130,000; Full time

Job summary

A leading tech firm in Jersey City is seeking a skilled KDB Developer to design and implement scalable, real-time data processing solutions using KDB+ technology. Key responsibilities include developing core systems, managing large market datasets, and ensuring application performance. Candidates should possess a deep understanding of KDB+ and Q, with expertise in agile methodologies and problem-solving skills. This role offers a dynamic environment focused on innovative data solutions.

Qualifications

• Deep understanding of KDB+ technology and Q language.
• Experience in system design, application development, testing, and operational stability.
• Strong problem-solving skills and creative approach to solutions.

Responsibilities

• Develop core systems and frameworks based on KDB+ technology.
• Build scalable, real-time processing solutions.
• Store and manage large volumes of market data for real-time and historical access.
• Ensure operational stability, resiliency, and performance of KDB applications.

Skills

KDB+ technology

Q language

Agile methodologies

Problem-solving

Tools

AWS

Python

Java

C

C++

Job description

We are seeking a highly skilled KDB Developer to design and implement scalable, real-time data processing solutions using KDB+ technology.

This role involves building frameworks for storing and accessing large volumes of cross-asset market data, collaborating with business stakeholders, and ensuring operational stability and performance of KDB applications.

Key Responsibilities

• Develop core systems and frameworks based on KDB+ technology.
• Build scalable, real-time processing solutions using agile methodologies.
• Store and manage large volumes of market data (equities, fixed income, FX) for real-time and historical access.
• Partner with traders and quantitative analysts to capture requirements and deliver solutions.
• Ensure operational stability, resiliency, and performance of KDB applications.
• Write high-quality production code and participate in code reviews.
• Identify opportunities for automation and improve overall application stability.
• Enable KDB data accessibility for cloud-native applications supporting research and AI initiatives.

Required Qualifications

• Deep understanding of KDB+ technology and Q language with hands‑on experience building large‑scale platforms.
• Expertise in KDB+tick design, data organization, and performance optimization.
• Practical experience with large datasets, query performance tuning, and high‑availability KDB applications.
• Proficiency in SDLC and agile methodologies, including CI/CD, application resiliency, and security.
• Hands‑on experience in system design, application development, testing, and operational stability.
• Strong problem‑solving skills and creative approach to solutions.

Preferred Qualifications

• AWS Experience: Familiarity with AWS compute services and storage tiers for migration projects.
• Programming Languages: Knowledge of Python (including PyKX), Java, C, or C++.
• Financial Markets Knowledge: Understanding of electronic trading markets, market data, and order placement.