Software Engineer (Python / Java / C++) – Capital Markets Trading Tech London

Company: Volition
Apply for the Software Engineer (Python / Java / C++) – Capital Markets Trading Tech London
Location: London
Job Description:

Software Engineer (Python and Java or C++) – Capital Markets Trading Technology (London – £90,000–£150,000)

London or New York | Hybrid Working | Competitive Salary + Bonus

A leading trading tech firm is looking for experienced Software Engineers to join its front office engineering team, building high-performance trading platforms used across global capital markets.

This is an opportunity to work on business-critical systems that directly support traders and institutional clients. You’ll be developing scalable, low-latency backend applications, solving complex engineering challenges, and contributing to the evolution of next-generation technology.

What You’ll Be Doing

  • Designing, developing, and enhancing high-performance trading platforms.
  • Building scalable backend services using Python, Java, or C++ (C++ non essential)
  • Developing distributed, low-latency systems used in front office environments.
  • Working closely with traders, product teams, and senior engineers to deliver business-critical functionality.
  • Taking ownership of key platform components and contributing to architectural decisions.

What We’re Looking For

  • 3+ years’ commercial software engineering experience using Python or Java (C++ experience is advantageous but not essential).
  • Experience building scalable, distributed systems.
  • Front office trading systems or capital markets experience is highly desirable.
  • Experience within financial services or FinTech is beneficial.

What’s on Offer

  • Hybrid working (3 days per week in the office).
  • Direct collaboration with traders and product teams.
  • High-impact role with significant ownership and technical influence.
  • Opportunity to work on cutting-edge trading techn within a collaborative engineering environment.

If you’re interested in building high-performance software in a front office trading environment and want to work on technology that has a direct impact on the business, we’d love to hear from you.

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Posted: July 11th, 2026