Senior kdb+ Engineer

Data Intellect Limited; Belfast; Hybrid; GBP 80,000 - 120,000; Full time

Benefits offered by this job

Hybrid & flexible working

Global opportunities

Paid training and certifications

Clear progression pathways

Healthcare & wellbeing

Flexible holiday allowance

Generous referral bonuses

Job summary

Data Intellect Limited is seeking a Senior kdb+ Engineer to lead technical delivery on client projects and design scalable architectures for time-series data. Your role will involve mentoring junior developers and driving innovation in kdb+ techniques.

Ideal candidates have over 5 years of kdb+ development experience and a strong background in Unix/Linux environments. The position supports hybrid working, offering global opportunities with clients across major financial hubs.

Qualifications

• 5+ years of hands-on kdb+ development experience.
• Proven experience designing and implementing kdb+ architectures.
• Strong background in Unix/Linux environments and scripting.

Responsibilities

• Lead technical delivery on client projects for quality and performance.
• Design and implement robust kdb+ architectures for large datasets.
• Mentor junior developers and foster technical excellence.

Skills

kdb+ development

q programming

time-series data

Unix/Linux environments

communication skills

Tools

AI tooling (Claude, Co-Pilot)

Python

cloud platforms (AWS, GCP, Azure)

Job description

Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance.

At Data Intellect, we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem‑solvers and collaborators who believe in pushing boundaries, not egos.

If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want 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.

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.