Lead Software Engineer - St. Louis Office

USA-St. Louis-795 Office Pkwy💼 Full-time🗓 2026-08-12 → 2026-09-26

Core

Lead a team of software engineers to design, develop, and deliver enterprise-grade AI-powered analytics and financial data infrastructure solutions.

Role type

Senior IC Lead Software Engineer (Team Lead)

Builds

Enterprise-grade AI-powered analytics platforms and financial data infrastructure

Domain

Financial Services / Big Data / AI

Deliverable

production ML models | product features

Required skills

Java, Python, C++, C#, software architecture, system design, scalability, reliability, performance optimization, CI/CD, unit testing, automation, cloud platforms (AWS/Azure), AI-assisted engineering practices

Preferred skills

Financial Services experience, Big Tech experience

Technologies

Java, Python, C++, C#, AWS, Azure

Responsibilities

Design and develop enterprise-grade solutions, mentor and develop engineers, drive adoption of AI-assisted engineering practices, evaluate emerging technologies, optimize system performance

Seniority

Senior, hands-on IC with leadership responsibilities

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.

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