kdb+ Contractor

Data Intellect; London; On-site; GBP 80,000 - 110,000; Full time

Job summary

A specialist data consultancy in London is seeking a Technical Lead to deliver high-performance solutions for financial institutions. You will lead client projects, design kdb+ architectures, and mentor junior developers. Candidates should have deep expertise in kdb+/q development and experience in capital markets. The role offers a dynamic environment, focusing on innovation and quality.

Qualifications

• Deep expertise in hands-on kdb+/q development and time-series data solutions.
• Proven experience designing and implementing kdb+ architectures and scaling kdb+ systems in production.
• Experience in capital markets or investment banking.

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.
• Mentor and guide junior and mid-level developers.

Skills

kdb+/q development

Unix/Linux environments

Technical leadership

Excellent communication

Tools

Python

AWS

GCP

Azure

Job description

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Job Description

At the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions, you’ll:

• 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

What You Bring

• Deep expertise in hands-on kdb+/q development and time-series data solutions.
• 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.

Additional Information

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.

Challenge Accepted. Apply now.