Introduction

At [Employer hidden — sign up to reveal], it’s never just about data or technology. These are our tools. What drives us is human intellect, collaboration, and solving the most complex challenges in finance and beyond. We live by the [DI] code: We are Problem Solvers who are Humble, have a Can-do Attitude, and believe in Togetherness. If you’re a kdb+ developer ready to deepen your skills, contribute to impactful projects, and grow in a supportive, high-performance environment - this is your opportunity.

Job Details

• Reference: REF173Q
• Department: Time Series Data
• Location: Belfast Office, Suite 5, Sturgeon Building, 9-15 Queen Street, Belfast, BT1 6EA
• Contract Type: Full-time
• Experience: Mid-Senior Level
• Industry: Information Technology And Services
• Closing Date: 01/06/2026

Requirements

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 concepts to technical and non-technical stakeholders.
• Prior experience of working in Capital Markets/Investment Banking is a plus but not essential.

Bonus Skills (Not Required):

• 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.

Responsibilities

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 learning and knowledge sharing.

Our Benefits

• Hybrid working. We offer hybrid working, with flexibility around in-office or from-home.
• Referral scheme. Refer a friend and earn cash.
• Travel opportunities. Work globally in locations such as London, New York, Hong Kong, Singapore and Japan - all expenses paid.
• Healthcare cover. Private health care via Benenden Health, including 24/7 GP, Mental Health helpline, and more.
• Holiday entitlement. Up to 27 days leave, public holidays, compensatory days off, and holiday carry over.
• Continual professional development. Extensive training, monthly 1-2-1s, and internal promotion process twice a year.