C++ Software Engineer

C++ Software Engineer

Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Selby Jennings

At a Glance

  • Tasks: Design and develop high-performance C++ applications for global trading operations.
  • Company: Leading quantitative trading firm with a focus on technology and innovation.
  • Benefits: Competitive compensation, significant ownership, and exposure to decision makers.
  • Other info: Collaborative team culture with opportunities to tackle challenging engineering problems.
  • Why this job: Make a real impact on trading performance in a highly technical environment.
  • Qualifications: Strong C++ experience and knowledge of low-latency systems required.

The predicted salary is between 60000 - 80000 £ per year.

A leading quantitative trading and market‑making firm is seeking a Senior C++ Engineer to join a high‑performance technology team responsible for building the systems that underpin global electronic trading operations. This is an opportunity to work on performance‑critical software where engineering is at the centre of the business. You'll be developing low‑latency trading components, execution systems and core infrastructure that directly influence trading performance and business outcomes, with engineers given significant ownership and autonomy.

What You'll Be Doing

  • Designing and developing high‑performance C++ applications
  • Building low‑latency trading infrastructure and execution systems
  • Optimising systems for throughput, determinism and reliability
  • Working closely with traders, quantitative researchers and fellow engineers
  • Contributing to architecture, system design and technical direction
  • Solving complex engineering challenges in a real‑time environment

What They're Looking For

  • Strong commercial experience with modern C++ (C++17/20/23 preferred)
  • Background in low‑latency, distributed or high‑performance systems
  • Excellent knowledge of Linux systems programming
  • Strong understanding of algorithms, data structures and software design
  • Experience working on real‑time or mission‑critical applications
  • Financial markets experience is a plus, but exceptional engineers from other highly performant environments will also be considered

Why Consider It?

  • Work on software that directly impacts trading performance
  • Join a highly technical, engineering‑led environment
  • Significant ownership and autonomy from day one
  • Collaborative team with close exposure to decision makers
  • Competitive compensation structure with strong earning potential
  • Opportunity to work on some of the most challenging low‑latency problems in the industry
  • Flat organisational structure where good ideas can have immediate impact
Selby Jennings

Contact Details:

Selby Jennings Recruitment Team

We think you need these skills to ace C++ Software Engineer

C++ (C++17/20/23)
Low-Latency Systems
Distributed Systems
High-Performance Systems
Linux Systems Programming
Algorithms
Data Structures