Job Title: Head of Site Reliability & DevOps Contract Type: Permanent Location: Office based – Holborn (Hybrid working with a minimum of 3 days a week in office) Salary: Salary from £135,000pa Are you ready to lead the next generation of reliability, automation, and DevOps in a high-traffic e-commerce environment? As the new Head of Site Reliability and DevOps you will drive scalability, security, and performance across our digital platforms. You’ll oversee Technology Leads for Digital Platforms and lead the Release Train function, ensuring seamless coordination of releases, platform stability, and continuous improvement. Purpose of the role: Within this role you will lead the SRE & DevOps strategy to ensure 99.99% uptime for mission-critical platforms, such as booking engines, payments, and mobile apps, guaranteeing seamless user experiences and operational efficiency. By overseeing Technology Leads. You will also drive continuous innovation, implement industry best practices, and maintain high levels of platform reliability, ensuring that all systems run smoothly and meet the highest standards of performance and availability. What you’ll be doing: You will be managing the Release Train function, ensuring smooth, coordinated releases with minimal risk. You’ll automate & optimize infrastructure, deployments, and CI/CD pipelines using Terraform, Kubernetes and GitHub Actions. Implement robust monitoring & observability, leveraging Dynatrace, Prometheus, OpenTelemetry for real-time insights. You will s trengthen cloud security & compliance, ensuring PCI-DSS, Zero Trust, and AWS IAM best practices. Scale platforms for peak demand, implementing auto-scaling, caching, and load balancing for high-traffic events. Mentor & grow a high-performing team of SREs, DevOps engineers, and platform leads. What you’ll need: Proven Experience in SRE, DevOps, or Cloud Infrastructure roles. Extensive experience in leading engineering teams, including managing Technology Leads. Experience managing large-scale e-commerce platforms with high transaction volumes. Deep expertise in AWS, Kubernetes, Terraform, CI/CD pipelines, and observability tools. Strong background in release management, coordinating complex deployments across multiple teams. Security-first mindset, ensuring cloud security, compliance, and DevSecOps best practices. Benefits: Incentive Scheme up to 40% Holidays: 25 days Private Healthcare: Up to Family Cover Sharesave Scheme Pension Privilege Card Choice of Car or Cash Allowance (£7420pa)