Senior kdb+ Engineer

Every query matters. Every millisecond counts. Every system you build shapes the future of data-driven finance.

Join the world’s leading kdb+ consultancy and work at the forefront of data and trading technology with some of the biggest names in Capital Markets. You'll tackle large-scale, complex challenges, contribute to the architecture of business-critical platforms and collaborate with highly skilled engineers who are passionate about technical excellence.

If you're a Senior kdb+ Engineer seeking greater technical ownership, exposure to demanding enterprise environments and the opportunity to shape innovative solutions, we'd love to hear from you.

As a Senior kdb+ Engineer at [DI] you’ll be 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 emerging technologies.

What You Bring

• 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 to explain complex systems to both technical and non-technical stakeholders.
• Experience in capital markets or investment banking, understanding of the domain and its demands.
• A passion for clean, performant code and continuous improvement.

Bonus Points For

Experience with AI tooling (Claude, Co-Pilot)

Experience with Python, cloud platforms (AWS, GCP, Azure), or other time-series databases.

Exposure to tick data, real-time analytics, electronic trading systems.

People management or team leadership experience.

Why Join Data Intellect?

Hybrid & flexible working – balance your time between home and our global offices.

Global opportunities – work with clients in London, New York, Hong Kong, Singapore, Toronto and beyond.

Continuous learning – day one access to paid training, certifications and leadership development.

Clear progression pathways – biannual promotion cycles and monthly 1:1s to excel your career growth and development.

Healthcare & wellbeing – provider dependent on region.

Flexible, increasing holiday allowance – option to work bank holidays providing greater flexibility in holiday usage

Generous referral bonuses, exciting social events and so much more – we work hard and celebrate harder.

Data Intellect is a specialist data and technology consultancy with deep expertise 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+, AI, data engineering, regulatory technology and enterprise platforms. 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.
• Know someone who works at [DI]? Ask them about our quick and easy referral process!
• Ready to lead the next generation of high performance kdb+ solutions? Challenge Accepted. Apply now.