Senior Site Reliability Engineer

Role Title: Senior Site Reliability Engineer
Location: Knutsford or Glasgow - Hybrid (2 days per week onsite)
Role Category: Permanent

Overview:
We''re recruiting for an experienced Senior Site Reliability Engineer to drive reliability, scalability and performance across critical banking systems. This role combines hands-on SRE engineering with technical leadership, with a strong focus on observability, automation, continuous improvement and optimisation.

Responsibilities:
* Build and maintain reliable, scalable and secure infrastructure platforms and solutions.
* Apply SRE and software engineering practices to improve reliability, availability and performance.
* Monitor systems, manage incidents and lead complex troubleshooting and root cause analysis.
* Develop automation using programming and scripting to reduce manual intervention and improve efficiency.
* Develop and improve observability, monitoring, instrumentation and performance capabilities.
* Use data and reliability metrics to drive continuous improvement and optimisation.
* Lead technical discussions, blameless retrospectives and problem-solving activities.
* Work with architects, engineers and stakeholders to define requirements and deliver effective solutions.
* Provide technical leadership, mentoring and guidance while helping to drive SRE maturity across teams.

Required Skills:
* 5+ years'' experience in SRE, Production Engineering, Platform Engineering or a related discipline.
* Strong practical experience with SRE principles and production environments.
* Strong programming/scripting skills, such as Python, Go, Java, C# or Bash.
* Proven experience in incident management, troubleshooting and root cause analysis.
* Strong observability and monitoring experience.
* Experience with AWS, Azure or GCP.
* Good understanding of operating systems, networking, cloud infrastructure and automation.
* Experience with Infrastructure-as-Code.
* Strong communication and technical leadership skills.

Desirable Skills:
* SLOs, SLIs, SLAs and error budgets.
* Prometheus, Grafana, Elastic/ELK or OpenTelemetry.
* Kubernetes, containers and distributed systems.
* Performance and resilience engineering.
* Experience driving SRE maturity across engineering teams.
* Financial services or banking experience.

This is an excellent opportunity for a Senior SRE to combine hands-on engineering with technical leadership and help improve reliability, observability and performance across critical banking systems.

GCS is acting as an Employment Agency in relation to this vacancy.