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From the employer's careers site First seen 1 Nov 2026

Principal Engineer

The employer hasn't listed a salary.

Apply on London Stock Exchange Group (LSEG)

Description

We are looking for a Principal Engineer who combines deep technical mastery across data platforms and software systems with a forward-looking vision for AI adoption.

Key Responsibilities:

  • Architect, design, and implement engineering deliverables across complex, high-scale data landscapes spanning multiple domains and platforms.
  • Design, build, and optimize batch and streaming data pipelines in On Prem and in Azure leveraging Azure services.
  • Own data modeling and engineering strategy for analytics, ensuring data is well-structured, discoverable, and trustworthy across the data estate.
  • Establish best practices for data quality, observability, and pipeline reliability, leveraging Azure services.
  • Design and build microservices and backend APIs, choosing the right compute model for each workload.
  • Apply sound system design and architecture patterns to ensure systems are scalable, maintainable, resilient, event-driven, and asynchronous.
  • Champion strong CI/CD and DevOps practices in both On Prem and Azure.
  • Act as a hands-on contributor , writing code, reviewing designs, and solving the hardest technical problems alongside the team.

Leadership & Influence:

  • Partner directly with senior leaders and multi-functional stakeholders to translate business priorities into scalable technical solutions.
  • Evangelize and drive adoption of Generative & Agentic AI across engineering teams.
  • Provide hands-on technical leadership, mentorship, and coaching to engineers at all levels, elevating engineering standards organization-wide.
  • Champion a culture of innovation, experimentation, and continuous improvement in engineering practices.

Requirements:

  • 15+ years of progressive experience in data and software engineering, with demonstrated ownership of large, complex data landscapes.
  • Deep data engineering expertise , pipeline design (batch & streaming, ETL/ELT), data modeling, and warehousing for large-scale analytics.
  • Strong expertise in Database and Data management, advanced expertise in SQL and relational/analytical data modeling for large-scale systems.
  • Strong proficiency in at least one programming language , Python or Java preferred , with a track record of production-grade code delivery.
  • Proven experience designing and building microservices architectures, including system design and CI/CD practices.
  • Hands-on experience with at least one major cloud platform, preferably Azure.
  • Demonstrated experience evangelizing and driving adoption of Gen AI and Agentic AI capabilities within an engineering organization along with exposure to modern GenAI/LLM tooling.

Benefits:

  • Competitive benefits package
  • Comprehensive benefits
  • Ongoing investment in career growth and skill development
  • Opportunities for continuous learning and professional development
  • Flexible work arrangements
  • Hybrid approach to the workplace
  • Recognized as a Great Place to Work

Skills

Nice to have

  • financial services
  • banking domain
  • senior leadership
  • technical coaching
  • innovation initiatives
Apply on London Stock Exchange Group (LSEG)