Senior kdb+ Developer

Data Intellect Limited; Dublin; On-site; EUR 70,000 - 90,000; Full time

Job summary

A specialist data consultancy is seeking a Senior kdb+ Developer to lead the delivery of high-performance solutions in finance. You will design kdb+ architectures, mentor developers, and collaborate with financial experts. The ideal candidate has over 5 years of kdb+ experience, strong communication skills, and a passion for clean code.

Qualifications

• 5+ years of hands-on kdb+ development with expertise in q and time-series data.
• Proven experience with designing and implementing kdb+ architectures.
• Strong background in Unix/Linux environments.
• Excellent communication skills for diverse stakeholders.

Responsibilities

• Lead technical delivery on client projects.
• Design and implement robust kdb+ architectures.
• Collaborate with various stakeholders.
• Mentor junior and mid-level developers.
• Drive innovation in kdb+ and related technologies.

Skills

kdb+ development

Unix/Linux scripting

Technical leadership

Communication skills

Tools

Python

AWS

GCP

Azure

Job description

Overview

Senior kdb+ Developer role at Data Intellect.

You’ll be at the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions.

Responsibilities

• Lead technical delivery on client projects, setting the standard for quality and performance.
• Design and implement robust kdb+ architectures that handle billions of rows of time-series data.
• Collaborate with quants, traders, and analysts to translate business needs into performant, efficient code.
• Mentor and guide junior and mid-level developers, fostering a culture of technical excellence.
• Own the full development lifecycle by developing, testing, supporting and maintaining all code for client applications
• Drive innovation by staying ahead of the curve in kdb+, q, and adjacent technologies.

Qualifications

• 5+ years of hands-on kdb+ development, with deep expertise in q and time-series data.
• Proven experience designing and implementing kdb+ architectures and scaling kdb+ systems in production.
• Strong background in Unix/Linux environments and scripting.
• Demonstrated technical leadership and decision-making in fast-paced projects.
• Excellent communication skills—you can explain complex systems to both technical and non-technical stakeholders.
• Experience in capital markets or investment banking—you understand the domain and its demands.
• A passion for clean, performant code and continuous improvement.

Bonus Points For

• Experience with Python, cloud platforms (AWS, GCP, Azure), or other time-series databases.
• Exposure to tick data, real-time analytics, or electronic trading systems.
• People management or team leadership experience.

About Data Intellect

Data Intellect is a specialist data and technology consultancy with deep roots in capital markets. We build high-performance systems that power trading, risk, and analytics for some of the world’s most demanding clients. Our expertise spans kdb+, data engineering, regulatory tech, and enterprise platforms and we’re growing fast.

Fair Employment & Equal Opportunities

We’re proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Accommodations are available throughout the assessment and selection process.