kdb+ Developer

Dataintellect; Belfast City District; Hybrid; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Hybrid & flexible working

Professional development

Biannual promotions & monthly 1:1s

Job summary

Data Intellect in Belfast is seeking a skilled kdb+ developer to join a close-knit team delivering performance-focused financial applications. You will write, test, and maintain high-quality code for client systems, analyze time-series data, and collaborate with business users to define requirements.

You’ll work in a hybrid environment with global offices, mentoring junior developers and contributing to continuous learning. Prior capital markets experience is advantageous but not essential.

Qualifications

• 2+ years of hands-on kdb+ development experience.
• Solid understanding of q language and time-series data structures.
• Experience working in Unix/Linux environments.
• Strong logical thinking and problem-solving skills.
• Familiarity with software development methodologies and the SDLC.
• Comfortable working independently and collaboratively within a team.
• Excellent communication skills to explain complex systems to technical and non-technical stakeholders.
• Prior experience of working in Capital Markets/Investment Banking is advantageous but not essential

Responsibilities

• Collaborating with business users to define new application requirements.
• Developing, testing, and maintaining clean, performant code for client applications.
• Supporting project delivery alongside Project Managers and senior developers.
• Working as part of a close-knit team to deliver solutions on time and on budget.
• Analysing large-scale time-series data and generating actionable reports.
• Mentoring junior developers and contributing to a culture of continuous learning

Skills

KDB+ development

Q language

Logical thinking

Communication skills

Independent & team work

Tools

Python

Cloud platforms

Time-series databases

Job description

What You’ll Be Doing

• Collaborating with business users to define new application requirements.
• Developing, testing, and maintaining clean, performant code for client applications.
• Supporting project delivery alongside Project Managers and senior developers.
• Working as part of a close-knit team to deliver solutions on time and on budget.
• Analysing large-scale time-series data and generating actionable reports.
• Mentoring junior developers and contributing to a culture of continuous learning.

What You Bring

• 2+ years of hands-on kdb+ development experience.
• Solid understanding of q language and time-series data structures.
• Experience working in Unix/Linux environments.
• Strong logical thinking and problem-solving skills.
• Familiarity with software development methodologies and the SDLC.
• Comfortable working independently and collaboratively within a team.
• Excellent communication skills to explain complex systems to technical and non-technical stakeholders
• Prior experience of working in Capital Markets/Investment Banking is advantageous but not essential

Bonus Skills (Not Essential)

• Experience in Capital Markets or Investment Banking.
• Knowledge of Python, cloud platforms, or other time-series databases.
• Exposure to project leadership or people management.
• Contribution to internal tools, documentation, or community initiatives.

Why Join Data Intellect?

• Hybrid & flexible working - balance your time between home and our global offices.
• Professional development - access to paid training in technical and leadership skills.
• Clear progression pathway - biannual promotion cycles and monthly 1:1s with your People Leader.
• Global opportunities - work with teams in Belfast, London, New York, Hong Kong, Singapore and Toronto
• Healthcare & wellbeing - provider dependent on region.
• Referral bonuses, social events, and more - we work hard and celebrate harder.

About Us

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.