Senior DevSecOps Engineer in London

Senior DevSecOps Engineer in London

London Full-Time 60000 - 80000 Β£ / year (est.) No working from home possible
IC Resources

At a Glance

  • Tasks: Design, build, secure, and operate mission-critical systems in a hands-on engineering role.
  • Company: Leading telecommunications company with a focus on mission-critical solutions.
  • Benefits: Hybrid work model, competitive salary, and opportunities for professional growth.
  • Other info: Work in a dynamic environment with opportunities for SC clearance.
  • Why this job: Join a high-impact team and make a real difference in critical environments.
  • Qualifications: Experience in DevSecOps, strong Linux skills, and backend development in Go or Python.

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

Overview

An exciting opportunity for a Senior Dev Sec Ops Engineer with a leading mission-critical telecommunications company, based in London.

The right to work in the UK without sponsorship is essential for this vacancy.

Eligibility for SC clearance is also required.

Hybrid role – 3 days per week in the London office.

This is a senior, hands-on engineering role requiring an experienced Dev Sec Ops and platform engineer who has operated complex systems in production.

You will personally design, build, secure, deploy, and operate mission-critical systems where downtime, misconfiguration, or security failures have real-world consequences.

Responsibilities

  • Security & Dev Sec Ops
  • Apply OS, container, and application hardening aligned with UK security standards.
  • Actively operate SELinux in enforcing mode.
  • Integrate SAST, dependency scanning, and image scanning into CI/CD pipelines.
  • Participate in incident response, root-cause analysis, and remediation.
  • Core Platform
  • Build and operate hardened Red Hat Enterprise Linux platforms across geo-redundant datacentres.
  • Automate infrastructure using Ansible, Bash, and Python at scale.
  • Design and troubleshoot CI/CD pipelines well beyond template configuration.
  • Operate Kubernetes and Open Shift platforms, including security, networking, and failure recovery.
  • Run Pacemaker/Corosync clusters and diagnose split-brain, fencing, and quorum issues.
  • Configure HAProxy in active/active and active/passive configurations.
  • Design platform-level routing using BGP/BFD (FRR or equivalent).
  • Design and implement RESTful APIs in Go and Python used in live systems.
  • Key skills and experience
  • In-depth commercial expertise in a production Dev Sec Ops / Dev Ops / Platform role.
  • Strong, demonstrable Red Hat Enterprise Linux experience.
  • Production Go and Python backend development.
  • Kubernetes or Open Shift operational responsibility.
  • Experience in regulated, audited, or mission-critical environments.

If you are a Dev Sec Ops Engineer looking to work in a high-impact, mission-critical environment, please apply today or contact Matt Andrews to learn more!

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IC Resources

Contact Details:

IC Resources Recruitment Team

We think you need these skills to ace Senior DevSecOps Engineer in London

DevSecOps
Platform Engineering
OS Hardening
Container Hardening
Application Hardening
SELinux
SAST Integration