Senior Technical Architect, AI Platform

London Stock Exchange Group; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

London Stock Exchange Group (LSEG) seeks a Technical Architect for the Corporate Engineering AI team. You will own design artefacts, drive governance-aligned architecture, and collaborate with Cyber, Risk, Legal and Privacy to validate designs and secure approvals.

You will ensure security, resilience, observability and production readiness, align implementations with approved designs, and partner with ML, Quality and SRE to deliver scalable AI platforms across LSEG.

Qualifications

• Experience owning architecture artefacts in a governed enterprise.
• Strong understanding of architecture governance processes and stakeholder engagement.
• Ability to translate complex AI/ML designs into clear documentation.
• Knowledge of enterprise architecture principles (security, cloud, data, resilience).
• Familiarity with LLM, RAG, and agentic system architectures and risks.

Responsibilities

• Own and maintain design artefacts and governance artefacts.
• Drive designs through architecture governance with approvals.
• Engage Cyber, Risk, Legal, Privacy, and Compliance stakeholders.
• Represent solutions in governance forums with clear risks and controls.
• Ensure solutions meet security, resilience, observability, and compliance.
• Coordinate with ML, Quality, and SRE to ensure production-readiness.

Skills

Architecture governance

Security

Documentation

AI/ML architectures

Stakeholder management

Job description

London Stock Exchange Group (LSEG) seeks a Technical Architect for the Corporate Engineering AI team. You will own design artefacts, drive governance-aligned architecture, and collaborate with Cyber, Risk, Legal and Privacy to validate designs and secure approvals.

You will ensure security, resilience, observability and production readiness, align implementations with approved designs, and partner with ML, Quality and SRE to deliver scalable AI platforms across LSEG.