Production Reliability Lead

Complexio; Norwich; On-site; GBP 90,000 - 130,000; Full time

Job summary

Complexio in the United Kingdom is seeking an Operations Team Lead to own production across live customer-facing systems and to build a scalable reliability engine. You will shape processes, lead incidents, and grow the team to move from firefighting to proactive reliability engineering.

This hands-on role requires leading SRE/DevOps practices, defining SLIs/SLOs, improving observability, and ensuring clear ownership with blameless accountability.

Qualifications

• Strong experience in SRE, DevOps, Infrastructure, or Production Engineering.
• Prior experience leading technical teams.
• Deep hands-on incident management experience.
• Strong observability and reliability mindset.
• Calm under pressure, clear in communication.
• Systems thinker, fixes root causes, not symptoms.

Responsibilities

• Own production: stability and availability of all live systems.
• Lead incident management lifecycle: detection, response, communication, and postmortems.
• Design sustainable on-call rotations, escalation paths, and runbooks.
• Define and monitor SLIs/SLOs; improve visibility across availability, latency, errors, and saturation.
• Lead and grow the Operations team; set standards and KPIs.

Skills

SRE

DevOps

Infrastructure

Production Engineering

Technical leadership

Incident management

Job description

Complexio in the United Kingdom is seeking an Operations Team Lead to own production across live customer-facing systems and to build a scalable reliability engine. You will shape processes, lead incidents, and grow the team to move from firefighting to proactive reliability engineering.

This hands-on role requires leading SRE/DevOps practices, defining SLIs/SLOs, improving observability, and ensuring clear ownership with blameless accountability.