Site Reliability Engineer III (Tue - Sat)

Title: Site Reliability Engineer III/SRE III (Tue - Sat)

Intro: CME Group is seeking a Site Reliability Engineer III (Tue - Sat) to take a key role in building, operating, and scaling systems in our Markets portfolio. As an SRE III, you will apply your experience to the complex challenges of the CME Globex trading platform, where our systems deliver an exceptional combination of low-latency performance and rock-solid reliability .

You will work with senior engineers on complex projects, take ownership of key reliability initiatives, and act as a mentor to junior colleagues, helping to shape the team's technical direction.

Key Responsibilities

Own Observability: Design, build, and refine monitoring, alerting, and observability solutions. Drive the continuous improvement of our SLIs & SLOs to enable faster issue detection and resolution.

Drive Reliability Projects: Take ownership of reliability-focused projects from design to implementation, collaborating with product teams to ensure new features are scalable, resilient, and safe.

Lead Technical Solutions: Lead technical discussions for your work, presenting solution options and proposals with clear trade-offs.

Automate Intelligently: Proactively identify and eliminate toil through robust automation, improving both system reliability and team velocity.

Manage Incidents: Take a leading role in incident response, owning the resolution of significant incidents, ensuring rapid system recovery, and driving meaningful action from blameless post-mortems.

Mentor & Coach: Act as a technical mentor and point of escalation for L1 and L2 SREs, fostering their growth through code reviews and paired work.

Architect for the Future: Contribute your own ideas to the product backlog and play an active role in the architectural design for the migration to Google Cloud Platform (GCP).

What We're Looking For

3-5+ years of professional experience in a Site Reliability, DevOps, Software, or Systems Engineering role.

Strong, hands-on experience administering and troubleshooting Linux-based production systems.

Proficient programming skills in a language like Python or Go, with a track record of automating complex operational tasks.

Proven ability to lead technical initiatives and solve complex problems with a high degree of autonomy.

Excellent communication skills, with the ability to articulate complex technical concepts to diverse audiences.

A proactive and ownership-oriented mindset.

Desirable Skills

Cloud Platforms: Deep experience with Google Cloud Platform (GCP), especially GCE, GKE, and cloud networking.

Monitoring Tools: Expertise in designing and managing monitoring stacks (e.g., Prometheus, Grafana, OpenTelemetry).

Distributed Systems: Strong practical knowledge of building and maintaining large-scale distributed systems.

Containerisation: Advanced experience with Kubernetes and Docker in a production environment.

Networking: Solid understanding of networking protocols (HTTP, TCP/UDP, IP) and network architecture.

Domain Knowledge: Experience in financial markets, low-latency systems, or with message-oriented middleware.

Why CME Group

Be part of a global leader in financial services technology.

Work on cutting-edge technology in a collaborative and innovative culture.

Receive a competitive compensation and benefits package.

Grow your career in SRE with an organisation committed to this modern approach.

Company Benefits:

Bonus Programme

Generous shift allowance

Equity Programme

Employee Stock Purchase Plan (ESPP)

Private Medical and Dental coverage

Mental Health Benefit Programme

Group Pension Plan

Income Protection

Life Assurance

Cycle To Work

EV Car Benefit Scheme

Gym Membership

Family Leave

Education Assistance – MBA/Advanced Degree/Bachelor Degree

Ongoing Employee Development Training/Certification

Hybrid Working

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CME Group: Where Futures are Made

CME Group is the world’s leading derivatives marketplace. But who we are goes deeper than that. Here, you can impact markets worldwide. Transform industries. And build a career by shaping tomorrow. We invest in your success and you own it – all while working alongside a team of leading experts who inspire you in ways big and small. Problem solvers, difference makers, trailblazers. Those are our people. And we’re looking for more.

At CME Group, we embrace our employees' unique experiences and skills to ensure that everyone’s perspectives are acknowledged and valued. As an equal-opportunity employer, we consider all potential employees without regard to any protected characteristic.

Important Notice: Recruitment fraud is on the rise, with scammers using misleading promises of job offers and interviews to solicit money and personal information from job seekers. CME Group adheres to established procedures designed to maintain trust, confidence and security throughout our recruitment process.