83zero Limited

83zero Limited

Bristol, South West

Principal DevSecOps Engineer

Full-Time£100,000 - 100,000 per yeardünUnited Kingdom
IT

Job Description

Salary: £100,000 - 100,000 per year

Requirements:
  • We are looking for an experienced DevSecOps Lead or Principal Engineer with strong hands-on and leadership experience.
  • We need experience with CI/CD and GitOps, including GitHub Actions, Argo CD, and Argo Rollouts.
  • We need experience in security and compliance tools and practices, including Trivy, vulnerability management, HashiCorp Vault, and cert-manager.
  • We need experience with containers and cloud technologies, including Docker, AWS EKS, AWS IAM, S3, and network policies.
  • We need experience with Infrastructure as Code, specifically Terraform.
  • We need experience with observability tools such as Grafana and Loki.
  • We need automation experience with Python and Bash.
  • We need experience delivering within the UK Government Digital Service (GDS) lifecycle on a public sector engagement.
  • Security Check (SC) clearance is required, including continuous UK residency for the last five years, alongside the relevant eligibility requirements.
  • You must be a Sole UK National for this requirement.
Responsibilities:
  • We design and continuously improve secure, automated CI/CD and GitOps pipelines.
  • We embed security scanning, vulnerability management, and secrets management into delivery workflows.
  • We establish secure-by-design engineering practices and enforce security and technical standards.
  • We lead Infrastructure as Code (IaC) practices across teams and environments.
  • We drive observability, monitoring, logging, and audit controls.
  • We support incident response, patching, compliance reporting, and technical debt remediation.
  • We partner with developers and delivery teams to improve engineering quality and security.
  • We document security processes, controls, and operational runbooks.
  • We provide technical leadership and help establish effective DevSecOps ways of working.
Technologies:
  • AWS
  • Bash
  • CI/CD
  • Cloud
  • DevSecOps
  • Docker
  • GitHub
  • GitOps
  • Grafana
  • IAM
  • Support
  • Network
  • Python
  • Security
  • Terraform
  • DevOps

More:

We are hiring a Principal DevSecOps Engineer for a permanent role based in Bristol with a hybrid working model of 3 days per week on-site. The role offers a salary of £110,000-£125,000, plus a 5-10% bonus, pension, and benefits. You will work on complex, high-impact transformation programmes where engineering, security, and technology come together, with the opportunity to shape DevSecOps practices across a growing technology environment. We also offer extensive learning and development opportunities, professional certifications, and flexible hybrid working.

last updated 38 week of 2026

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  • An updated resume highlighting relevant experience
  • A compelling cover letter (if required)
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About 83zero Limited

83zero Limited

83zero Limited

Bristol

IT

Skills & Technologies

PythonGoAWSDockerTerraformGitCI/CDGitHub ActionsAIDevOpsUI

Inferred from job description

Salary Insight

£100,000

This role

£60,000

UK median

This salary is 67% above the UK median for Software Engineers60,000/yr).

Based on 2024–2025 UK technology sector benchmarks

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