Senior Data Scientist –Gen AI Chatbot at Commonwealth Bank
Sydney, New South Wales, Australia -
Full Time


Start Date

Immediate

Expiry Date

03 Feb, 26

Salary

0.0

Posted On

05 Nov, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Gen Ai, Chatbot Development, Llm Technologies, Python, Statistics, Probability, Documentation, Stakeholder Engagement

Industry

Financial Services

Description
📍 Sydney, NSW | 💼 Full-Time | 🧠 Data Science | 🆕 New Squad Opportunity About the Role: Join a newly formed, forward-thinking squad focused on building Gen AI-powered chatbot solutions to transform dispute processing and fraud detection. This is a greenfield opportunity to design intelligent agent workflows using GPT-4 and LLMs, with a direct impact on customer experience and operational efficiency. Key Responsibilities: Develop Gen AI chatbots for dispute types using agentic workflows. Integrate a first-party fraud detection model to introduce intelligent friction in claims lodgement. Collaborate with cross-functional teams including fraud, product, and engineering. Apply LLM technologies (e.g., GPT-4, LangChain) for prompt engineering, RAG, and guardrail design. Produce clear documentation and communicate effectively with stakeholders. What You’ll Bring: Proven experience in Gen AI, chatbot development, and LLMs. Strong foundation in statistics and probability; able to interpret models. Proficiency in Python and experience with AI/ML model development. Excellent communication skills for documentation and stakeholder engagement. Tertiary qualification in Data Science, Statistics, Computer Science, or a related field. Nice to Have: Experience in fraud modelling or financial services. Familiarity with agentic workflows and multi-agent LLM systems. Exposure to dispute resolution or claims processing systems. Why Join Us? Be part of a brand-new initiative — no legacy systems, full creative freedom. Work with cutting-edge Gen AI technologies in a high-impact domain. Collaborate with a passionate team driving innovation in customer experience and fraud prevention. If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career. We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696. Advertising End Date: 11/11/2025 Whether you’re passionate about customer service, driven by data, or called by creativity, a career with CommBank is for you. Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive and flexible workplace. One where we’re driven by our values, and supported to share ideas, initiatives, and energy. One where making a positive impact for customers, communities and each other is part of our every day. Here, you’ll thrive. You’ll be supported when faced with challenges, and empowered to tackle new opportunities. We really love working here, and we think you will too.
Responsibilities
Develop Gen AI chatbots for various dispute types and integrate fraud detection models. Collaborate with cross-functional teams to enhance customer experience and operational efficiency.
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