Backend Software Engineer C++ Python - Trading

Client Server Limited; Greater London; On-site; GBP 113,000 - 138,000; Full time

Benefits offered by this job

London office

WFH to £125k

Job summary

Client Server Limited is seeking a Backend Software Engineer (C++ Python) in London with hybrid working up to £125k. You’ll develop high-performance data processing software powering trading strategies and collaborate with expert engineers and quants.

Expect ownership of critical components, rigorous problem solving, and opportunities to advance technically within a fast-paced, finance-focused environment. The role demands strong C++ and Python skills, Linux proficiency, and a solid grasp of the

Qualifications

• Bachelor's or master's degree in CS/Engineering or related field.
• Strong backend development experience in C++ and Python.
• Solid understanding of data processing and software fundamentals.

Responsibilities

• Design, build and optimise proprietary software components for trading systems.
• Work on data processing, transformation and high-performance capabilities.

Skills

C++

Python

Linux

Data processing

Algorithms

Education

Bachelor's or Master's in CS/Engineering

Job description

Backend Software Engineer / Developer (C++ Python) London / WFH to £125k

Are you a talented, backend focussed Software Engineer with strong C++ and Python skills and a solid understanding of the trade lifecycle?

You could be progressing your career at a technology driven systematic trading firm where you'll develop sophisticated, data driven software powering systematic trading strategies.

As a Backend Software Engineer, you'll design, build and optimise proprietary software components, working on technically challenging problems across data processing, transformation and high-performance systems. You'll collaborate closely with exceptional engineers and quantitative researchers from leading hedge funds, global technology companies and investment banks, gaining exposure to advanced trading technology and quantitative strategies.

This is an opportunity to take ownership of meaningful engineering challenges, deepen your technical expertise and contribute directly to systems at the heart of the trading business.

Location:

Based in impressive offices near St James's Park, London, you'll work onsite Monday to Friday, collaborating closely with the wider engineering and quantitative teams.

About You

• Bachelor's or Master's degree in Computer Science, Engineering or a related discipline.
• Strong software development experience using both C++ and Python.
• Solid understanding of the trade lifecycle and financial markets.
• Excellent computer science fundamentals, including data structures, algorithms, data processing and transformation.
• Comfortable working in Linux environments.
• Strong analytical and problem-solving skills, with a naturally curious mindset and a desire to keep learning.

What's in it for you?

• Salary up to £125k
• Challenging technical work within a highly experienced systematic trading team
• Ongoing learning and professional development
• Clear opportunities to develop your technical skills and career