Junior Software Developer (KDB+/Q)

Company: SQUAREPOINT CAPITAL
Apply for the Junior Software Developer (KDB+/Q)
Location: London
Job Description:

Overview

In this role you design, implement, test, and maintain a service-oriented kdb+ architecture, collaborating with researchers and traders. You normalize diverse datasets to support a unified model of reality and build scalable data infrastructure exposed to users worldwide. You own key infrastructure components and provide level 2+ support for critical services during live trading. This position offers impact across data-focused platforms and the chance to shape how data drives decisions in a fast-paced trading environment. You will work with cross-functional teams to advance robust, scalable systems.

Responsibilities

  • Collaborate with researchers and traders to design and implement service-oriented kdb+ architecture
  • Design and normalize datasets to support a consistent data model
  • Build robust, scalable infrastructure to expose data to users globally
  • Own key parts of the infrastructure and provide level 2+ support during live trading
  • Test and maintain critical services and ensure reliability in production

Key requirements

  • Bachelor’s degree in a STEM subject
  • Up to 4 years of experience with kdb+/q
  • Excellent written and verbal communication skills
  • Eagerness to continuously learn new technologies and grow with the team
  • Ability to work well in a fast-paced environment
  • excellent communication
  • continuous learning
  • adaptability
  • kdb+/q
  • Python
  • C++

Posted: September 14th, 2026