Quantitative Support Engineer

Bucharest, Romania💼 Full-time🗓 2026-08-12 → 2026-09-26

Core

Investigate root causes of customer errors and deliver advanced financial/analytics queries for pricing instruments across multiple markets.

Role type

Senior Associate Quantitative Support Engineer

Builds

Advanced financial queries and pricing analysis for cross-market instruments

Domain

Financial markets infrastructure and data

Deliverable

production ML models | product features | dashboards & analysis

Required skills

Financial instrument pricing, Mathematical finance, Complex backend investigation, Python

Preferred skills

Cross-markets financial concepts (Fixed Income, Derivatives, Forex, Options)

Technologies

Python

Responsibilities

Investigate root causes of customer errors, Deliver advanced financial/analytics queries, Triage numerical data across applications, Collaborate with Product Managers and Developers on valuation defects, Review methodology and pricing results with the Quant team

Seniority

Senior Associate

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About lseg

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehens