C++ Software Engineer - Front Office Trading

Client Server Limited; City Of London; Hybrid; GBP 100,000 - 125,000; Full time

Benefits offered by this job

Pension

Life Assurance

One day work from home per week

Healthcare access

Employee Assistance Programme

Retail discounts

Continuous training

Job summary

Client Server Limited in London is seeking a backend-focused C++ Software Engineer to redevelop a core equity trading system for the EMEA market. You will primarily work on the backend using C++ on Linux, addressing high-volume data and low-latency challenges.

This Front Office role offers direct exposure to traders, ownership from design to delivery, and a weekly work-from-home option. Salary up to £125k plus bonus, with pension and healthcare benefits.

Qualifications

• Strong C++ backend development experience.
• Experience working with traders in Front Office trading environments.
• Excellent communication and stakeholder management skills.
• Solid knowledge of CS fundamentals: OOP, design patterns, data structures.
• Degree in Computer Science or related STEM discipline.

Responsibilities

• Redevelop and customize a core equity trading system for the EMEA market.
• Focus on backend development in C++ on Linux, building large data-intensive systems.
• Involve low-latency development and high-volume data performance tasks.
• Own projects from initial design through to delivery with direct trader exposure.

Skills

C++ backend

Trading experience

Communication skills

OOP & Design Patterns

Data Structures

Education

CS degree

Job description

C++ Software Engineer / Developer London to £125k

Are you a backend focussed C++ Software Engineer with Front Office trading systems experience?

You could be progressing your career in a senior, hands-on C++ Software Engineer role at the Investment Management arm of a global bank.

As a C++ Software Engineer you'll focus on the redevelopment and customisation of a core equity trading system for the EMEA market.

You'll work primarily on the backend using C+ / C+ on Linux, building and enhancing large, complex, data intensive systems. There is an element of low-latency development, but the role also involves solving challenging problems around high-volume data and performance at scale.

This is a genuinely Front Office role, giving you direct exposure to traders and ownership of projects from initial design through to delivery. You'll understand trading requirements, make technical decisions and build robust solutions that have a direct impact on the desk.

Location:

You'll be based in the London, City office with flexibility to work from home once a week.

About you:

• You have strong C++ backend development experience
• You have experience of working with traders in Front Office trading environments
• You have excellent communication and stakeholder management skills
• You have a strong knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures
• You're degree educated in Computer Science or similar STEM disciplines

What's in it for you:

• Salary to £125k + bonus
• Pension, Life Assurance
• One day work from home per week
• Healthcare and access to Peppy Healthcare services that support fertility, pregnancy and menopause
• Employee Assistance Programme
• Retail discounts and more
• Continuous training and career progression opportunities