Jobs at LSEG (London Stock Exchange Group)

Develop and maintain AWS-hosted web applications using Python and React. Build scalable, maintainable solutions, optimize performance, debug applications, participate in code reviews, and support automation and process improvements. Collaborate with data modelers, analysts, business users, and product teams while documenting data ownership and enterprise integrations. Ensure adherence to data standards and contribute to testing, technical best practices, and operational resiliency.

Leads globally distributed engineering teams responsible for business-critical index management platforms. Provides architectural direction, oversees scalable cloud-native solutions, modernizes legacy systems, and establishes engineering practices for security, resilience, testing, CI/CD, observability, and automation. Partners with Product, Operations, Architecture, and other stakeholders to deliver strategic capabilities while maintaining platform reliability. Mentors engineers and engineering leaders, drives continuous improvement, and supports responsible adoption of AI-assisted engineering.

Leads globally distributed engineering teams building and operating resilient, secure platforms for index management and operational workflows. Provides architectural direction, oversees delivery, modernizes legacy systems, promotes cloud-native practices, and improves software engineering standards, testing, CI/CD, observability, security, and automation. Partners with Product, Operations, Architecture, and other stakeholders while mentoring engineers and engineering leaders. The role requires extensive enterprise software engineering experience, strong cloud and data-platform expertise, and ideally financial markets technology experience.

Develop Python-based scalable research platforms, analytical libraries, and data pipelines for index research. Build high-performance data processing using Polars, PyArrow, and SQL, integrate solutions on AWS, design APIs, apply AI/LLM tools, and promote modern engineering practices (testing, CI/CD, code review) while collaborating with quantitative researchers and product teams.

As a Technical Product Manager, you will define and manage Azure-based infrastructure patterns, guiding application migrations to Azure through effective governance and technical leadership.

Seeking a Senior Java Engineer to develop and maintain financial applications for the FTSE-Russell Index Business. Responsibilities include design, development, maintaining applications, leading projects, and mentoring junior developers.

Hands-on engineering roles to modernize and scale FTSE's cloud-native, low-latency index and data platforms. Work across software and data engineering, cloud, SRE, and DevOps domains focusing on performance, data quality, reliability, CI/CD, automation, and AI-assisted tooling while collaborating with global teams.