Secure Linux C++ Engineer – Hybrid & WFH to £65k

Client Server Limited; Greater London; Hybrid; GBP 55,000 - 65,000; Full time

Benefits offered by this job

Salary to £65k + OTE

Private Medical Care

Life Cover

Pension

Subsidised gym membership

Job summary

Client Server Limited in London is seeking a Software Engineer / Developer skilled in C++ on Linux (Debian) to contribute to a flagship secure OS and desktop application. You will join a small team and deliver new features with a security-first mindset.

The role combines office and remote work in a hybrid setup, with two days in Central London and three days at home, and offers up to £65k plus benefits.

Qualifications

• Strong C++ coding skills
• Deep knowledge of Linux OS with bash scripting and command line
• Proactive, analytical, and problem-solving abilities
• Degree educated with CS fundamentals (OOP, data structures, design patterns)
• Collaborative with strong communication skills
• Eligible to achieve SC Clearance (British citizen or 5+ years resident)
• Knowledge of networking (TCP/IP), Linux Kernel, C or Python is a plus

Responsibilities

• Join a small team responsible for the flagship secure OS and desktop application
• Build out new products, features and updates using C++ on low-level Linux OS (Debian) to maximise security

Skills

C++

Linux OS

Bash scripting

Problem solving

Data structures & design patterns

Communication skills

SC Clearance eligible

Networking knowledge (TCP/IP)

Python

Education

Degree in Computer Science

Tools

Debian Linux

SSH

Git

Job description

Client Server Limited in London is seeking a Software Engineer / Developer skilled in C++ on Linux (Debian) to contribute to a flagship secure OS and desktop application. You will join a small team and deliver new features with a security-first mindset.

The role combines office and remote work in a hybrid setup, with two days in Central London and three days at home, and offers up to £65k plus benefits.