The Opportunity
An exciting opportunity exists for a Senior Data Scientist to join a high-performing data team in a senior technical capacity. This role will lead the design and delivery of advanced data science and machine learning solutions, translating complex business problems into scalable, production-ready analytics outcomes. You will work across the full data science lifecycle and act as a trusted advisor to stakeholders while mentoring junior team members.
Key ResponsibilitiesAdvanced Analytics & Data Science
- Lead the design, development, and delivery of advanced statistical and machine learning solutions, including regression, classification, forecasting, Bayesian methods, and causal inference
- Apply supervised and unsupervised machine learning techniques, ensemble models, and feature engineering
- Develop deep learning solutions (e.g. CNNs, RNNs, transformer-based models) where relevant
- Design robust experiments with appropriate statistical controls and validation frameworks
- Own the full lifecycle of data science initiatives from problem definition through to deployment, monitoring, and optimisation
- Build scalable, production-ready analytical solutions aligned with business needs
- Implement rigorous testing, validation, and performance monitoring processes
- Develop high-quality Python code using libraries such as NumPy, pandas, scikit-learn, PyTorch, and/or TensorFlow
- Write efficient, maintainable SQL for working with large, complex datasets
- Contribute to best practices in version control, testing, documentation, and reproducibility
- Collaborate with engineering and platform teams to support deployment and maintenance
- Partner with stakeholders to define analytical problems and success criteria
- Translate complex technical concepts into clear, actionable business insights
- Provide evidence-based recommendations to support decision-making
- Guide stakeholders on the appropriate use of data science and AI
- Act as a technical leader and mentor for analysts and junior data scientists
- Promote best practices and knowledge sharing within the team
- Support capability uplift across the broader data function
- Ensure all solutions are explainable, reproducible, and aligned with ethical, privacy, and security requirements
- 8-10 years' experience in data science, machine learning, advanced analytics, or applied research roles
- Deep expertise in advanced statistics, modelling techniques, and experimental design
- Proven experience delivering end-to-end data science solutions
- Expert-level Python skills and strong SQL capability
- Experience working with large, complex datasets
- Strong communication skills with the ability to engage non-technical stakeholders
- Ability to operate in secure or regulated environments
- Postgraduate qualification (Master's or PhD) in a quantitative discipline
- Experience with modern AI techniques including deep learning, NLP, or computer vision
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion on your career.
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About us
At Hays, we invest in lifelong partnerships that empower people and businesses to succeed. You are at the heart of everything we do. With over 50 years’ experience and a workforce of more than 10,000 people across 32 countries, we collectively put our customers, at the heart of everything we do.
Drawing on knowledge that’s unique to our scale, our commitment to understanding your needs and our ability to meaningfully innovate we are more than just a specialist recruitment business. By providing advice, insights and expertise on issues you face in today’s fast paced world of work, we’ll help you make the right decisions for tomorrow.
Looking for the right role for you?
At Hays we know that finding the right role at the right time takes careful consideration. As your lifelong career partners, we’re by your side, every step of the way.
Whether you’re seeking a new opportunity or support in navigating a career change, we bring the expertise and the connections to partner with you to help you realise your ambition.
Providing an unmatched breadth of jobs across industries and professions whilst leveraging our knowledge, employer relationships, learning opportunities and support, we can offer you roles that challenge and excite you.
Take the next step at hays.com.au
