Production Reliability Lead

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

Job summary

Complexio is seeking an Operations Team Lead to own production reliability and lead a high-performance team. You will drive observability, incident management, and proactive reliability improvements across all live customer-facing systems.

You will shape incident response, lead runbooks, and ensure sustainable on-call rotations while delivering measurable improvements in system performance and availability.

Qualifications

• Proven hands-on experience in SRE, DevOps, or production engineering.
• Experience leading technical teams.
• Strong incident management history with blameless postmortems.
• Deep observability practices across systems.
• Calm under pressure with clear communication.

Responsibilities

• Own production reliability for all live systems.
• Lead incident response and postmortems.
• Design scalable on-call rotations and runbooks.
• Define and track SLIs/SLOs and MTTR.
• Build and grow the operations team.

Skills

SRE/DevOps

Team Leadership

Incident Mgmt

Observability

Reliability Mindset

Communication under pressure

Systems Thinker

Job description

Complexio is seeking an Operations Team Lead to own production reliability and lead a high-performance team. You will drive observability, incident management, and proactive reliability improvements across all live customer-facing systems.

You will shape incident response, lead runbooks, and ensure sustainable on-call rotations while delivering measurable improvements in system performance and availability.