Senior Linux Systems Engineer

2 Days Old

Location: Hybrid Working - London Office/Remote

Reporting to: Engineering Manager

Job Purpose

We are seeking innovative Linux Systems Engineer to help shape the next generation of secure endpoint solutions. This role is open to both experienced engineers ready to tackle complex challenges and mid-level engineers eager to learn, grow, and innovate.

You will work at the intersection of Linux internals, networking, virtualisation, and security, building solutions for high-profile clients. The work you do will contribute to endpoint technologies that will set the direction for the next decade-just as today\'s established solutions set the standard a decade ago.

Principal Duties and Responsibilities

  • Linux OS Development: Design, develop, and maintain Linux-based operating systems with a strong emphasis on security, performance, and reliability.
  • System & Security Engineering: Work with Linux distributions, kernel-level components, and networking functionality, applying modern security principles to harden systems against evolving threats.
  • Innovation & Problem-Solving: Investigate challenging issues, think creatively, and develop practical solutions.
  • Collaboration: Partner with architects, researchers, and engineers to bring forward-thinking concepts into production-ready technology.

Skills and Experience

Essential:

  • Strong knowledge of low-level Linux internals (kernel modules, drivers, system APIs).
  • Solid understanding of virtualisation technologies (KVM, Xen, VMware, or similar).
  • Proficiency in networking protocols (TCP/IP, routing, switching, firewalls).
  • Awareness of computer architecture security principles.
  • Hands-on experience with Bash and Python scripting.
  • Bachelor\'s degree (or higher) in Computer Science, Engineering, or another STEM discipline.
  • Strong problem-solving ability with an innovative and independent mindset.
  • Effective communication and teamwork skills.

Desirable:

  • C programming skills for low-level or performance-critical development.
  • Experience with containerisation (Docker, Kubernetes).
  • Familiarity with endpoint security, intrusion detection, or system hardening.
  • Contributions to Linux or open-source projects.
  • Experience with debugging, profiling, or performance optimisation tools.

Why Join Us

  • Shape the future of secure endpoint technology.
  • Work on high-impact projects for global, high-profile clients.
  • Collaborate with a team of experts pushing the boundaries of Linux, networking, and security.
  • Competitive compensation and strong opportunities for professional growth.

Package & discretionary benefits

  • 25 days annual leave plus an additional 2 days after 2 years\' service
  • 5 days additional holiday purchase available
  • Private medical insurance
  • Health cashback plan with Healthshield
  • Pension scheme
  • Life cover 4 x salary
  • Season ticket loan
  • Salary exchange benefits (ride2work, pension)
  • Subsidised gym membership
  • Employee referral scheme

Role will be subject to an employment screening process and will require security clearance.

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Apply
Location:
City Of London, England, United Kingdom
Salary:
£80,000 - £100,000
Job Type:
FullTime
Category:
IT & Technology

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