Senior Site Reliability Engineer

Company:  iO Associates
Location: Bristol
Closing Date: 07/07/2026
Salary: £90,000 per annum
Hours: Full Time
Type: Permanent

Job Description

Role: Senior Site Reliability Engineer

Location: Bristol (Hybrid; 3 days per week onsite)

Salary: Up to £90,000 per annum (Dependent on Experience)

Clearance: Must hold active SC or DV clearance, or be fully eligible to undergo the vetting process


This is a highly collaborative, hands-on role where your technical input directly shapes the scalability and security of complex environments.


Key Responsibilities:

  • Architect & Maintain: You'll focus on creating a stable technical foundation that can easily grow and adapt as projects evolve
  • Automate Everything: Utilize tools like Ansible to eliminate manual toil and drive consistency.
  • Performance Engineering: Monitor health metrics and proactively troubleshoot bottlenecks before they impact service.
  • Cross-Functional Collaboration: Work alongside diverse engineering squads and stakeholders to refine CI/CD practices.
  • Evolution: Continuously iterate on internal tools, systems, and reliability workflows.


Your Technical Profile

We value a problem-solving mindset over a perfect checklist. If you have a strong foundation in the following, we want to speak with you:

  • SRE/DevOps Background: Proven experience in reliability engineering or infrastructure-focused roles.
  • Cloud Expertise: Proficiency in AWS, Azure, or GCP.
  • IaC & Config Management: Skilled with Terraform, Ansible, or similar automation frameworks.
  • Deployment: Solid understanding of CI/CD pipeline construction and automation.
  • Observability: Familiarity with modern monitoring, logging, and alerting stacks.

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