Real-time Data Service Specialist

SIX drives the transformation of financial markets.

What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us.

Real-time Data Service Specialist

Warsaw|Up to 40% working from home possible| Reference8171

As a Real-Time Data Service Specialist, you ensure the quality, availability, and transparency of real-time market data services by monitoring data feeds and coordinating the resolution of customer-impacting issues. Working closely with colleagues across time zones, you support our services 24/7 and collaborate with customers, data sources, and internal stakeholders.

Operating at the intersection of data operations, customer support, and technical troubleshooting, you combine data expertise, analytical thinking, and technical understanding to manage time-critical incidents, assess customer impact, and drive service improvements. Acting as a central coordination point between customers, Customer Support, Product teams, and Service Reliability Engineers, you help deliver a reliable service experience and outstanding customer outcomes.

What You Will Do

• Perform data monitoring and quality management for incoming data feeds from exchanges and contributors, including anomaly detection, validation, cleanup, and follow-up actions for existing and future sources.
• Act as the central coordination point for critical real-time incidents end-to-end, performing structured triage, customer impact assessment, stakeholder coordination, and transparent customer communication.
• Investigate and troubleshoot technical issues across market data delivery, APIs, network connectivity, and service operations, ensuring timely resolution and escalation.
• Provide operational expertise and technical consultancy by maintaining customer context, supporting onboarding activities, and collaborating across business and technology teams.
• Drive service reliability and continuous improvement through monitoring enhancements, release readiness, automation, recurring issue analysis, and operational excellence initiatives.
• 24/5 shifts (7 hours) with colleagues in Warsaw and around the globe

What You Bring

• Strong analytical and problem-solving skills with the ability to understand complex data flows, system dependencies, and customer impact scenarios.
• Experience in production support, incident management, monitoring, or market data services, ideally within financial services or another business-critical environment.
• Good understanding of IT systems, APIs, networking, data processing, and troubleshooting techniques; scripting, SQL, or automation skills are an advantage.

If you have any questions, check out our FAQ page or call Agnieszka Leputaat +48 538 562 645

For this vacancy we only accept direct applications.

Diversity is important to us. Therefore, we are looking to receiving applications regardless of any personal background.