# Lead Software Engineer at LSEG

LSEG is hiring a Lead Software Engineer. Level rates it Little AI ●○○○; you can [apply on Level](https://jobsbylevel.com/go/29a997f0-0490-49d0-825e-f7dba5c8ae52?utm_medium=ai-agent).

AI Level 1, AI centrality 10 out of 100. POL-Gdynia-3T Office Park, Tower C.

## Details

- Company: [LSEG](https://jobsbylevel.com/companies/lseg)
- AI level: AI Level 1 (score 10 out of 100)
- Location: POL-Gdynia-3T Office Park, Tower C
- Posted: October 16, 2026
- Apply: https://jobsbylevel.com/go/29a997f0-0490-49d0-825e-f7dba5c8ae52?utm_medium=ai-agent

## Prepare for this job

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## Description

About Us: 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 comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. About the Role: We are building a brand-new team responsible for delivering key components to the next step in Data as a Service (DaaS) – a strategic Data Platform that will enable London Stock Exchange Group (LSEG) to unify, manage, and distribute data in a consistent and scalable way. As a Lead Software Engineer, you will define and drive the technical direction within a focused product or platform area. You will solve complex engineering challenges, guide others through code, design and architecture, and raise engineering standards across the team and organization. This role blends deep hands‑on technical delivery with technical leadership, mentoring, and shaping the long‑term quality and resilience of our systems. What You’ll Be Doing: Design, develop, and deploy applications across all phases of the software lifecycle, ensuring high performance, security, and scalability. Architect and evolve distributed systems operating in cloud environments, with a focus on resilience, observability, and efficient operations. Build and maintain CI/CD pipelines, ensuring smooth, automated delivery and high‑quality releases. Collaborate on API development, integration patterns, and service‑to‑service communication. Work with modern infrastructure tooling (Azure, containers, dev containers, IaC) to support fast, reliable deployments. Apply expertise in Data Lake, Change Data Feed , AKS and Microsoft Fabric to guide solution architecture and delivery. Provide hands‑on leadership, supporting engineers through code reviews, design walkthroughs, and architectural discussions. Raise engineering quality by influencing standard methodologies, improving reusability, and reducing duplication across the platform. What You’ll Bring: Technical Excellence • Proven ability to design and implement complex, distributed systems operating at scale. • Strong programming expertise with the ability to work comfortably with object oriented and functional patterns. • Good understanding of relational databases. • Hands on capability with SQL, Spark SQL and core data engineering patterns. • Strong understanding of system design, integration patterns, and secure communication between services. • Ability to apply domain knowledge to guide team level technical decisions, improve architecture, and drive consistency. Leadership & Mentorship • Own delivery of critical platform capabilities and provide clear technical direction. • Guide and mentor peers, helping them grow in coding quality, architectural thinking, and engineering standard methodologies. • Influence technical decisions through hands on leadership, not hierarchy. • Foster an environment of collaboration, learning, accountability, and continuous improvement. Customer Focus • Design solutions with an understanding of how systems behave in real world customer use. • Take ownership of operational issues, respond quickly to incidents, and use data and feedback to enhance

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/lead-software-engineer-at-lseg-8e3ef5

Source: https://jobsbylevel.com/jobs/lead-software-engineer-at-lseg-8e3ef5

## Cite this page

Level. https://jobsbylevel.com/jobs/lead-software-engineer-at-lseg-8e3ef5.

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