DevOps Engineer - AWS

AWS DevOps Engineer

Senior Site Reliability Engineer – Infrastructure

Contract – Inside IR35 – Fulltime

Location: London – Hybrid (3 days per week onsite)

SC Cleared or Eligible for SC Clearance

Your responsibilities:

• Deploy, configure, and monitor AWS services ensuring high availability, scalability, and security.
• Respond to and resolve infrastructure and service incidents with root cause analysis and preventive measures.
• Handle change requests, track recurring issues, and work on long-term fixes to improve system stability.
• Implement and maintain observability solutions using Prometheus, Grafana, and Splunk.
• Write PromQL queries for custom monitoring dashboards, alerting, and diagnostics.
• Manage and optimize CI/CD pipelines for automated testing, deployment, and rollback strategies.
• Develop and maintain automation scripts in Python, Bash, Go, or SQL for routine infrastructure tasks.
• Utilize Git-based workflows for infrastructure changes, version control, and automated deployments.
• Operate, troubleshoot, and optimize Kubernetes clusters and containerized workloads.
• Participate in a rotating on-call schedule to ensure 24/7 availability of production systems.

Essential skills

• Working knowledge and prior hands-on experience using AWS services at the DevOps Engineer level
• Incident, change & problem management experience. This role is heavily operation-oriented, including on-call requirements
• Strong background in setup & operation of enterprise observability tooling, specifically Prometheus, Grafana and Splunk, including usage of PromQL
• Proficient in one or more languages of Python, Go, Bash, SQL
• Familiar with GitHub / GitOps / container orchestration / Kubernetes operations
• Working configuration and deployment management experience with CI/CD

Desirable skills

• Hands-on experience with Terraform or CloudFormation for infrastructure provisioning and automation.
• Strong knowledge of Splunk for log analysis and troubleshooting.
• Strong problem-solving skills and analytical thinking.