Senior Site Reliability Engineer

The Role: As a Senior SRE, you will be responsible for ensuring the reliability, scalability and performance of the technology platforms. You will: Design, build and maintain highly available and resilient infrastructure on AWS.Develop and improve automation across infrastructure, deployment and operational processes. Establish and maintain monitoring, observability, alerting and incident-management practices. Work closely with development teams to improve application reliability and performance. Participate in the design and implementation of highly resilient systems supporting trading and business-critical workloads. Lead incident response, troubleshooting and root-cause analysis for complex production issues. Identify and eliminate recurring operational problems through automation and engineering. Contribute to capacity planning, performance optimisation and disaster-recovery strategies. Improve CI/CD pipelines and deployment processes. Champion SRE and DevOps best practices across the engineering organisation. Mentor engineers and provide technical leadership on reliability and infrastructure matters.

Essential Experience: We are looking for candidates with:5+ years' experience in SRE, DevOps, Platform Engineering or a similar infrastructure-focused role. Strong, hands-on AWS experience in production. Excellent understanding of AWS services such as EC2, EKS/ECS, S3, IAM, VPC, CloudWatch, RDS and Route 53.Strong Linux/Unix administration and troubleshooting skills. Experience with Infrastructure as Code, ideally Terraform. Strong scripting/programming ability with Python. Experience with Kubernetes and containerised environments. Strong understanding of CI/CD principles and tooling. A strong understanding of networking, security and distributed systems. Proven experience managing production incidents and conducting root-cause analysis. Experience building systems with high availability, resilience and fault tolerance in mind.