Senior Software Engineer – Real-Time Data Platform

Morningstar

Full-time business-and-financial-operations
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Location
Greater London, Greater London, United Kingdom
Posted
June 19, 2026

Job Description

This job is with Morningstar, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.

We're looking for a Senior Software Engineer to join our team building and operating the core data platform that powers our business. This platform sits at the heart of everything we do, delivering high-quality, real-time market data to systems and teams across the organisation.

If you enjoy working on high-throughput, low-latency systems at massive scale, and want to take ownership of meaningful, business-critical problems, this role is for you.

About the Role

You'll be working on a distributed, event-driven platform responsible for processing billions of market data messages per day. This is a high-performance environment where reliability, scalability, and correctness are essential.

Our platform acts as the backbone of the business, ensuring that acc...