Senior AI Engineer(Python Developer)

You’ll be joining our FX Trade Advanced Analytics team as a Senior AI Engineer. We’re responsible for building and delivering complex analytic applications across our regulated FX trading venues.

Advanced Analytics team provides traders with the ability to assess historical trading data with comparisons of liquidity providers and data visualization technology. Our existing analytic capability processes millions of FX trade messages every day on cloud through our big data stack including Python, SnowPark, Oracle and Snowflake.

Responsibilities You will be responsible for designing and implementing new analytic and AI‑driven application capabilities within our Big Data analytics ecosystem. This includes building production grade systems that integrate traditional data engineering with modern AI frameworks. You will need strong technical abilities, be able to quickly understand and contribute to existing codebases and express design concepts with a solid understanding of functional programming paradigms and AI system design.

As a senior AI engineer, you will be responsible for engineering scalable solutions, maintaining rigorous quality standards, contributing to Agile Scrum processes, and at times interacting directly with product stakeholders.

Required Skills

• Solid grasp of Python, including experience building production systems in cloud environments and working with big data warehouses (preferably Snowflake).
• Hands on experience with AI/LLM engineering, Agentic AI, including building applications using LangChain, LlamaIndex, or similar LLM orchestration frameworks.
• Hands-on experience with Snowflake Cortex, including building or integrating AI/ML pipelines using Cortex functions and services.
• Integrating LLMs (OpenAI, Azure OpenAI, Anthropic, etc.) into production systems.
• 7+ years of relevant software engineering experience.
• 3+ years delivering application solutions, ideally using big data technologies.
• Demonstrated ability to contribute independently while collaborating effectively as part of a team on high profile projects.

Additional Skills And Experience

• Some knowledge of, or willingness to learn, technologies such as Snowpark, AWS Lambda, Terraform Oracle and Hive
• Unit and Integration testing your code (including mocking)
• Proficient with version-control solutions using Git
• Continuous integration (Gitlab, Bamboo, Jenkins) and/or deployment (Terraform)
• Knowledge of embedding models, vector search optimization, and LLM observability/monitoring tools.
• Experience working in Agile Scrum methodologies
• Linux and bash/ruby scripting
• Understanding of FX financial markets

Career Stage: Senior Associate

London Stock Exchange Group (LSEG) Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you’re ready to take your career to the next level and make a significant impact, we’d love to hear from you.

LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.

Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership , Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.

Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce.

We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs.

You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objec…