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From the employer's careers site First seen 27 Oct 2026 · Still live on 31 Oct 2026

Core AI Engineer

The employer hasn't listed a salary.

Apply on London Stock Exchange Group (LSEG)

Description

The AI & Automation team at LSEG is transforming how the company operates through Artificial Intelligence, Automation, and Intelligent Engineering.

As a Core AI Engineer, you will play a leading technical role in designing, developing, and deploying AI solutions across the organisation.

Design & Build AI Solutions

  • Design, develop, and deploy enterprise-grade AI products and services.
  • Build agentic AI workflows, retrieval-augmented generation (RAG) solutions, and intelligent automation capabilities.
  • Deliver scalable integrations with LLMs, MCP services, vector databases, and enterprise platforms.
  • Develop reusable AI frameworks, accelerators, and engineering standards.

Engineering Excellence

  • Lead technical implementation across multiple AI initiatives.
  • Define solution architecture and engineering patterns for AI products.
  • Build robust APIs, orchestration services, and automation pipelines.
  • Drive non-functional requirements including security, scalability, resilience, and observability.

Product & Platform Development

  • Partner with Product Managers, Data Scientists, and Engineering teams to deliver AI solutions from concept through production.
  • Support the development of AI platforms that enable wider engineering adoption.
  • Establish monitoring, evaluation, and governance processes for AI systems.
  • Improve reliability and performance of deployed AI capabilities.

Innovation & Technical Leadership

  • Act as a technical leader across AI initiatives.
  • Mentor engineers and contribute to the development of AI engineering capability.
  • Evaluate emerging AI technologies and identify opportunities to accelerate delivery.
  • Provide technical direction on architecture, tooling, and engineering practices.

Business Impact

  • Translate business challenges into scalable AI solutions.
  • Define measurable KPIs and success measures.
  • Ensure solutions drive productivity improvements, operational resilience, and customer value.
  • Partner with stakeholders across Engineering, Operations, and Product organisations.

Requirements

  • Extensive software engineering experience delivering production-scale solutions.
  • Experience building AI or machine learning systems in enterprise environments.
  • Demonstrated experience moving AI solutions from proof-of-concept into production.
  • Strong understanding of software architecture, engineering standards, and operational practices.
  • Ability to influence technical direction across teams without formal management responsibility.

Technical Skills

  • Python and modern software engineering practices.
  • Experience with Large Language Models (LLMs) and Generative AI.
  • Agent frameworks and orchestration technologies.
  • Retrieval Augmented Generation (RAG) architectures.
  • API development and microservice design.
  • Cloud-native development (Azure preferred).
  • CI/CD automation and MLOps practices.
  • Vector databases and knowledge retrieval platforms.
  • Data modelling and distributed systems design.
  • AI observability, evaluation, and governance frameworks.

Skills

Required

  • Python
  • Large Language Models (LLMs)
  • Generative AI
  • Agent frameworks
  • Orchestration technologies
  • Retrieval Augmented Generation (RAG) architectures
  • API development
  • Microservice design
  • Cloud-native development
  • CI/CD automation
  • MLOps practices
  • Vector databases
  • Knowledge retrieval platforms
  • Data modelling
  • Distributed systems design
  • AI observability
  • Evaluation and governance frameworks

Nice to have

  • Experience within Financial Services or highly regulated environments
  • Knowledge of Service Reliability Engineering (SRE) principles
  • Experience developing AI-powered operational tooling
  • Experience building internal AI platforms or developer enablement capabilities
  • Familiarity with Microsoft AI ecosystem, Copilot technologies, and Azure AI services

Ready to apply?

You apply with the employer directly. Their original posting is here: https://lseg.wd3.myworkdayjobs.com/en-US/Careers/job/GBR-London-10-Paternoster-Square/Core-AI-Engineer_R0121927

Apply on London Stock Exchange Group (LSEG)