Lead Software Engineer

POL-Gdynia-3T Office Park, Tower C, PLFull-time265k2026-10-13 → 2026-11-10

Core

Define technical direction, architect distributed systems, and drive hands-on delivery for LSEG's global financial platforms.

Role type

Senior IC Lead Software Engineer (Platform/Architecture)

Builds

Distributed systems, CI/CD pipelines, and data engineering solutions on Azure.

Domain

Financial markets infrastructure and data

Required skills

C#, Python, Spark SQL, PostgreSQL, Microsoft Azure, AKS, Delta Lake, Change Data Feed, Microsoft Fabric, API design, distributed systems architecture

Preferred skills

None stated

Technologies

Azure, AKS, Delta, Microsoft Fabric, Spark SQL, PostgreSQL, C#, Python

Responsibilities

Design and deploy scalable applications; Architect and evolve distributed systems; Build and maintain CI/CD pipelines; Provide hands-on leadership and mentorship; Raise engineering quality standards; Resolve operational incidents.

Seniority

Senior, hands-on IC with leadership responsibilities

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