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About the Role

The Site Reliability Engineer in London is a key technologist responsible for platform engineering, configuration management, implementation, capacity planning, performance tuning, analysis, troubleshooting, reporting, and process automation. This role is crucial for supporting Cboe's European markets and its US Global Trading Hours (GTH) markets, ensuring continuous, high-availability operations across Cboe's real-time low-latency trading platforms.

Responsibilities

Provide configuration management of new and existing trading platforms and support implementation of new features and functionality.
Monitor development activities, change management tickets, and evaluate their impact on Cboe Operations.
Execute daily change tickets assigned to Site Reliability Engineering in support of updates to production, disaster recovery, and certification systems.
Serve as a technical responder for production incidents occurring during US GTH market hours covered from the London time zone.
Participate in incident triage, root cause analysis, and resolution in coordination with globally distributed engineering and operations teams.
Provide timely, precise communication to stakeholders during active incidents and contribute to post-incident reviews and remediation tracking.
Provide technical support and operational oversight to sustain resiliency and high availability of critical business operations.
Monitor production, disaster recovery, and certification systems for issues.
Analyze and optimize performance of real-time trading platforms.
Operate and maintain low-latency bare-metal infrastructure, including hardware health, Linux OS tuning, and kernel-bypass networking stacks.
Investigate software defects.
Assist the build team to resolve build/deployment issues.
Create and improve upon existing reports related to Operations management.
Analyze technical data sets to troubleshoot or explain perceived issues.
Execute SQL queries against a database to perform data analysis.
Service and support historical data product requests.
Drive capacity planning decisions for Cboe Exchanges and support capacity planning needs of various Cboe business units.
Participate in Capacity Planning meetings with engineering and technical operations management staff.
Support task and system health automation efforts through development, testing, and maintenance of Python tools.
Leverage AI to maximize efficiency.
Participate in weekend testing (e.g., capacity testing, fail-over, etc.).
Provide follow-the-sun on-call technical support as part of Cboe's global Operations team.

Requirements

Experience with cloud platforms (e.g., AWS, Azure, GCP) and containerization technologies (e.g., Docker, Kubernetes) is desirable.
Must be able to work independently with little to no direct supervision.
Fluency in English — both written and spoken — is required.
Ability to communicate with clarity across time zones, cultures, and technical disciplines is fundamental.
Familiarity with European markets as well as US equities, options, and/or futures market structures is strongly preferred.

Skills

Technical Operations
UNIX Shell
Software Engineering
Systems Administration
Network Administration
Database Administration
SQL
Python
C++
Other programming language

Location

London

Work Type

Full-time

Experience Level

Experienced

Education Level

Bachelor's Degree: Computer Science, Computer Engineering, Software Engineering, or a related discipline.

About the Company

Cboe Global Markets builds trusted markets powered by its people, providing the financial infrastructure that powers the global economy.
As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants worldwide.
The company fosters professional and personal development, encouraging internal mobility and access to opportunity.
Cboe strives to provide employees a safe space to network, share ideas and create opportunities.

Equal Opportunity

Cboe Global Markets is an Equal Opportunity Employer.
Equal Employment Opportunity is The Law (in English)
Equal Employment Opportunity is The Law (in Spanish)
Equal Employment Opportunity is The Law (Supplement)
E-Verify Participation Poster (English & Spanish)
Right to Work Poster (English)
Right to Work Poster (Spanish)