Core AI Engineer

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. LSEG’s ticker symbol is LSEG.OUR PEOPLE:

People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives.  We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference.

Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential.

We know that real personal growth cannot be achieved by simply climbing a career ladder – which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organisation spanning 70 countries and one rooted in a culture of growth, opportunity, diversity and innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers.

ROLE

SUMMARY:

The AI & Automation team is transforming how LSEG operates through the use of Artificial Intelligence, Automation and Intelligent Engineering. We are building enterprise-scale AI capabilities that improve service resilience, automate operational workflows, accelerate engineering productivity and enhance customer outcomes.

As a Core AI Engineer, you will play a leading technical role in the design, development and deployment of AI solutions across the organisation. You will combine software engineering, machine learning and AI platform expertise to turn innovative concepts into production-ready products that deliver measurable business value.

This is a hands-on engineering role for someone passionate about building scalable AI systems, solving complex technical challenges and influencing the direction of enterprise AI adoption.

WHAT YOU'LL BE DOING:

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…