Senior Software Engineer

Bucharest - Iuliu Maniu Boulevard, RO💼 Full-time🗓 2026-08-10 → 2026-09-26

Core

Build and maintain components for LSEG's Elektron Real Time Data Distribution System, serving the global financial markets infrastructure client base.

Role type

Senior Software Engineer (Real Time Core)

Builds

World-class solutions for the Elektron system

Domain

Financial markets infrastructure / Real-time data distribution

Deliverable

production ML models | product features

Required skills

C#, Python, JavaScript, Node.js, AWS/Azure, Kubernetes, CI/CD pipelines, Agile methodologies (TDD/BDD), cross-platform development

Preferred skills

DevOps experience, Docker, high transactional low latency development

Technologies

C#, Python, JavaScript, Node.js, AWS, Azure, Kubernetes, Docker, Atlassian toolsets

Responsibilities

Engage with product owners and architects to build solutions; deliver reliable and robust solutions; participate in Scrum meetings and retrospectives; maintain up-to-date knowledge base; work under pressure to resolve problems.

Seniority

Senior, hands-on IC

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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