Senior Site Reliability Engineer

In this Senior Site Reliability Engineer role, you will strengthen the reliability and operability of a latency-sensitive production platform. You will work with a small, elite team to raise standards, automate workflows, and improve tooling across production infrastructure. You will own incident diagnosis, monitoring and CI/CD improvements, and developer experience from local to production. This is a hands-on, engineering-led role focused on performance, security, and scalable operations.

• 150,000 - 200,000+ base salary
• Significant performance-based bonus + Equity
• Private healthcare
• UK visa sponsorship available
• Engineering-led organisation
• Direct influence over reliability, tooling and engineering practices

• Improve the reliability and operability of production systems
• Build and improve monitoring, logging, tracing, dashboards and alerting
• Improve incident diagnosis, root cause analysis and operational workflows
• Build safer and more repeatable deployment and rollback processes
• Automate repetitive operational and infrastructure work
• Improve CI/CD pipelines and release processes
• Develop internal tooling that helps engineers operate production systems more effectively
• Improve the developer experience from local development through production
• Work with Linux systems, networking, host configuration and resource contention
• Contribute to infrastructure security, access controls, secrets management and system hardening
• The systems are latency-sensitive, so the role can extend into host-level tuning, kernel settings, CPU isolation and networking behaviour

• Strong experience in Site Reliability Engineering, Platform Engineering, DevOps or Infrastructure Engineering
• Experience operating production infrastructure in cloud environments
• Strong Linux systems knowledge and understanding of networking fundamentals
• Experience with monitoring, observability and alerting
• Strong troubleshooting and root cause analysis skills
• Experience with CI/CD and infrastructure automation
• AWS, Terraform or Ansible experience would be advantageous
• Experience with high-performance, high-throughput or latency-sensitive systems would be particularly valuable
• Comfortable taking ownership of problems and driving improvements independently

• ownership mindset
• problem-solving and analytical thinking
• ability to work independently and drive improvements
• Linux systems
• Networking fundamentals
• Monitoring, observability and alerting