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Our client is a globally recognised name in High-Frequency Prop Trading and Market Making and known for consistent success and impressive profitability. With continued growth across the firm, they are now looking to expand their world-class engineering team by hiring an experienced Site Reliability Engineer to help design, optimise and maintain their global trading infrastructure.

(FYI: the base salary advertised does not include cash bonuses, paid bi-annually. Your total annual will vary but is typically 60-100% of your base salary)

This role is critical to optimising the performance and resilience of their systems — your focus will be on enhancing latency, scalability, and uptime. You’ll play a key part in reducing operational bottlenecks, driving automation efforts, and improving the developer experience through streamlined tooling, infrastructure design, and robust CI/CD practices.

KEY RESPONSIBILITIES:

As part of a high-performing engineering function, you will oversee the operation and evolution of a multi-region cloud estate, while also automating physical server management using Infrastructure as Code (IaC) principles. This senior position offers the opportunity to influence a broad range of infrastructure domains, including:

* Networking & Exchange Connectivity

* Linux Systems & Kubernetes Administration

* Microservice Orchestration & Observability

* Disaster Recovery & Security Hardening

SKILLS & EXPERIENCE REQUIRED:

* Containers & Orchestration: Deep knowledge of Kubernetes and container security. Experience in managing global or multi-cluster deployments is highly valued.

* Distributed Systems & Messaging: Strong familiarity with clustered environments, distributed storage, Kafka, Aeron, and protocols like multicast or other high-performance computing technologies.

* Automation & IaC: Proficient in Python, Golang, or Rust with a solid track record using IaC tools and building immutable infrastructure.

* Continuous Delivery & Config Management: Hands-on experience with CD tools such as FluxCD or ArgoCD and custom delivery pipelines. Strong grasp of CI/CD best practices.

* Linux & Networking: Solid background in Linux internals, system-level networking (routing, switching, firewalls), cgroups, DNS, and service discovery.

* Databases: Competent in managing MySQL and MongoDB environments, including database administration. Familiarity with tools like Flyway or Liquibase is an advantage