Senior Platform Engineer: Cloud-Native & SRE Lead

Capgemini; United Kingdom; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Capgemini UK is seeking a Senior/Lead Platform Engineer to design, build, run and improve secure multi-cloud platforms that support government services, with a strong emphasis on AWS, Kubernetes, observability, and CI/CD.

You will shape platform strategy, define SLOs, lead technical workshops, and mentor engineers, driving platform-as-a-product thinking across client engagements in a hybrid working model.

Qualifications

• Experience designing secure multi-cloud platforms and landing zones.
• Proven ability to lead technical workshops and design reviews.
• Hands-on capability with Kubernetes (EKS/AKS) and cloud-native tools.
• Security and compliance awareness (BPSS/SC).

Responsibilities

• Lead platform strategy and governance across client engagements.
• Design, build, run and improve multi-cloud platforms.
• Define SLOs, improve reliability, and lead incident reviews.
• Mentor engineers and promote platform-as-a-product thinking.
• Develop secure, self-service developer platforms.

Skills

Cloud platforms

Platform engineering

SRE practices

CI/CD pipelines

Observability

FinOps

Tools

AWS

Azure

Kubernetes

Prometheus

Grafana

GitOps

Job description

Capgemini UK is seeking a Senior/Lead Platform Engineer to design, build, run and improve secure multi-cloud platforms that support government services, with a strong emphasis on AWS, Kubernetes, observability, and CI/CD.

You will shape platform strategy, define SLOs, lead technical workshops, and mentor engineers, driving platform-as-a-product thinking across client engagements in a hybrid working model.