Senior AI Scientist

Senior AI Scientist

Are you interested in working with a multi-functional team of data scientists, engineers, and domain experts to create innovative products If you are keen to lead the design, development, and deployment of natural language processing (NLP) and large language models (LLMs) solutions, then this may be the role for you!

Aon is in the business of better decisions

At Aon, we shape decisions for the better to protect and enrich the lives of people around the world.

As an organization, we are united through trust as one inclusive, diverse team, and we are passionate about helping our colleagues and clients succeed.

About ACIA

Aon's Centers for Innovation and Analytics in Dublin and Singapore are at the heart of delivering Aon's Data & Analytic Services team's mission to:

Accelerate the rate of innovation through digital solutions to help better respond to clients evolving needs

Provide foundational data and analytics capabilities in one place for 50,000 Aon colleagues and our global clients who use our risk and people solutions

Established in 2012, there are over 150 colleagues in Singapore's Centre today including actuaries, software developers, data scientists, financial analysts and accountants. We are expanding rapidly and looking for dedicated individuals who can leverage emerging technologies and collaborate across Aon's solution lines to help clients and colleagues make better, data-driven decisions today and tomorrow.

What the day will look like

• Deliver high-quality and scalable solutions for NLP and LLMs
• Conduct original research and publish in credible conferences and journals in the field of NLP and LLMs
• Stay abreast of the latest developments and trends in NLP and LLMs and incorporate them into our products and services
• Establish best practices and standards for NLP and LLMs development and evaluation
• Building links between academia, technology, and third-party industry partners
• Communicate effectively with senior management, clients, and partners to present and explain our solutions and their business value
• Deliver innovative AI solutions that directly make valuable contrbituions across Aon

How this opportunity is different

As a Senior AI Scientist, you will be responsible for leading the design, development, and deployment of natural language processing (NLP) and large language models (LLMs) solutions for the financial services and insurance industry. You will work with a multi-functional team of data scientists, engineers, and domain experts to create innovative products that leverage state-of-the-art NLP and LLMs techniques, such as GPT-4, Claude, Huggingface, LLaMA, LangChain, LlamaIndex, Pinecone, and others. You will also contribute to the research and development of new methods and applications of NLP and LLMs in the context of finance and insurance.

The Senior AI Scientist will have direct exposure to the Senior Tech Leadership based in Dublin, gaining exposure to impactful projects and products across the global organisation.

Skills and experience that will lead to success

• A PhD or Master's degree in Computer Science, Artificial Intelligence, Machine Learning, or a related field
• Experience in NLP and LLMs, with a consistent record of publications, patents, or open source contributions in these domains
• Strong programming skills in Python with experience in applying NLP and LLMs to various tasks and domains relevant to finance and insurance, such as text analysis, information extraction, document understanding, natural language generation, question answering, conversational agents, etc.
• Designing and developing innovative AI model architectures that leverage principles from encoder/decoders, jointly trained models, Siamese-twin models, VAEs, GANs, etc. You will also be involved in advanced training methods such as GPT and Diffusion and developing/refining learning objectives including self-supervision
• You'll be skilled in adapting and debugging ML systems across different environments, interested in all aspects of machine learning, such as parameter efficient adaptation of large language and vision models
• You will have acquired expertise in Transformers, be experienced with API wrappers like LangChain and Auto-GPT, have experience in evaluating LLMs and prompt engineering, semantic search, and embedding-based fine tuning of NLP models such as those in Sentence Transformers
• A passion for innovation and solving challenging problems with NLP and LLMs

How we support our colleagues

In addition to our comprehensive benefits package, we encourage a diverse workforce. Plus, our agile, inclusive environment allows you to manage your wellbeing and work/life balance, ensuring you can be your best self at Aon. Furthermore, all colleagues enjoy two Global Wellbeing Days each year, encouraging you to take time to focus on yourself. We offer a variety of working style solutions, but we also recognise that flexibility goes beyond just the place of work... and we are all for it. We call this Smart Working!

Our continuous learning culture inspires and equips you to learn, share and grow, helping you achieve your fullest potential. As a result, at Aon, you are more connected, more relevant, and more valued.

Aon values an innovative, diverse workplace where all colleagues feel empowered to be their authentic selves. Aon is proud to be an equal opportunity workplace.

Aon provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, creed, sex, sexual orientation, gender identity, national origin, age, disability, veteran, marital, domestic partner status, or other legally protected status.

We welcome applications from all and provide individuals with disabilities with reasonable adjustments to participate in the job application, interview process and to perform essential job functions once onboard. If you would like to learn more about the reasonable accommodations we provide, email

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