Lead Data & AI Scientist — Fraud Detection & NLP

Job Summary: Provides high-quality inputs into the Data & AI strategy ensuring alignment between Business and Group Data & AI strategies. Coordinating and collaborating to create core materials digestible by the Group.

About this opportunity: Join our team if you have an appetite for innovation that leads to incredible impact! In the Economic Crime Prevention (ECP) Platform Team, our mission is to reduce harm to our communities by enhancing Lloyds Banking Group's capability to prevent, detect and respond to economic crime. The Platform sits within Consumer Relationships and plays a critical role in providing services across the whole Group. We are looking to recruit a Lead Data & AI Scientist to lead on the delivery of sophisticated methods to a wide range of Economic Crime Prevention (ECP) use cases including natural language processing, generative Artificial Intelligence (AI) and graph-based Machine Learning (ML). We are seeking a candidate with a genuine passion for AI and protecting customers that can apply the latest advances in the field to help identify and prevent acts of fraud and financial crime across tens of millions of transactions per day.

Day to day responsibilities:

• Build machine-learned models to detect and prevent fraud and financial crime.
• Lead small teams in the development and maintenance of AI products that serve internal and external customers.
• Work with diverse datasets and efficiently process and learn from them to gain insights.
• Engage with data engineering teams within the Economic Crime Intelligence lab to help guide how we can best make use of our ECP data.
• Work closely with stakeholders to understand business problems and help guide where data AI solutions could prove fruitful.

What you'll need:

• Experience in Computer Science, Machine Learning, Mathematics or similar field.
• Experience building, deploying and maintaining NLP/Deep Learning systems.
• Extensive experience in at least one Deep Learning framework (PyTorch, TensorFlow, JAX).
• Well-versed in the scientific Python ecosystem (NumPy, Scikit-Learn, Pandas etc.).
• Strong data-engineering underpinnings and ability to work with big data (Tb).
• Strong leadership skills, using empathy, clarity and challenge to support your team to be their best.
• Strong communication skills with an ability to adapt style for different audiences.

Other useful experience:

• Experience with Huggingface or PyTorch Geometric libraries.
• Understanding of MLOps and how it applies to the entire model lifecycle.
• Experience deploying models behind APIs.
• Experience with cloud platforms especially GCP and Vertex.

About working for us: Our focus is to ensure we're inclusive every day, building an organisation that reflects modern society and celebrates diversity in all its forms. We want our people to feel that they belong and can be their best, regardless of background, identity or culture. We were one of the first major organisations to set goals on diversity in senior roles, create a menopause health package, and a dedicated Working with Cancer initiative. And it’s why we especially welcome applications from under-represented groups. We’re disability confident. If you’d like reasonable adjustments to be made to our recruitment processes, just let us know.

Benefits:

• A generous pension contribution of up to 15%
• An annual bonus award, subject to Group performance
• Share schemes including free shares
• Benefits you can adapt to your lifestyle, such as discounted shopping
• 30 days’ holiday, with bank holidays on top
• A range of wellbeing initiatives and generous parental leave policies

Join us: Want to do amazing work that’s interesting and makes a difference to millions of people? Join our journey. Ready for a career where you can have a positive impact as you learn, grow and thrive? Apply today and find out more.

Commitment: At Lloyds Banking Group, we’re driven by a clear purpose; to help Britain prosper. Across the Group, our colleagues are focused on making a difference to customers, businesses and communities. With us you'll have a key role to play in shaping the financial services of the future, whilst the scale and reach of our Group means you'll have many opportunities to learn, grow and develop. We keep your data safe. So, we'll only ever ask you to provide confidential or sensitive information once you have formally been invited along to an interview or accepted a verbal offer to join us which is when we run our background checks. We'll always explain what we need and why, with any request coming from a trusted Lloyds Banking Group person. We're focused on creating a values-led culture and are committed to building a workforce which reflects the diversity of the customers and communities we serve. Together we’re building a truly inclusive workplace where all of our colleagues have the opportunity to make a real difference.