Job description

All roles at Westpac Group can be considered for flexible working arrangements, such as flexible hours, working remotely, part time work, or job sharing.

Lead AI Engineer (DSCAA)

  • Permanent role
  • Sydney based

How will I help?

The role works within delivery squads focusing on building and operationalizing AI applications and ML models that will further enhance our service and product offerings.

The role will be responsible for engineering design, development, and deployment of machine learning models and gen-ai agentic applications that solve complex problems and enhance our products and services. This role will work closely with data scientists, analysts, software engineers, and product managers to integrate machine learning solutions into production systems.

Role responsibilities include:

  • Lead the engineering design and implementation of Gen-AI, ML or hybrid solutions in collaboration with delivery team,
  • Lead the implementation of full-stack Gen-AI or ML solutions to address various use cases such as autonomous agents, chatbots, data processing, APIs,
  • Design and implementation of data processing patterns, pipelines and APIs for batch, real-time and streaming,
  • Design and implementation of Gen-AI solutions using various frameworks, prompting techniques, RAG patterns, fine tuning and testing of LLM & Gen-AI applications,
  • Design and implementation of cloud-based services as part of the services enabling the ML/Gen-AI based solutions,
  • Design and implementation of software components related to streamlining build and operationalisation of LM or Gen-AI based solutions,
  • Design and implementation of frontend & backend applications to facilitate the user experience
  • Conduct research to stay up-to-date with the latest advancements in Gen-AI, machine learning and big-data processing and apply new techniques to improve existing models,
  • Troubleshoot and resolve issues related to Gen-AI applications, model performance and deployment,
  • Collaborate with cross-functional teams to integrate Gen-AI, machine learning or hybrid solutions into products and services,
  • Mentor, coach and support other engineers to support their development and improve engineering quality.

What’s in it for me?

You’ll play a significant part of the future of a business that has been around for over 200 years. Our purpose is to create better futures together. So, we’ll back you in the development of your career, internal career prospects, and flexible working. You’ll also keep learning to grow your career, backed by a fantastic team of people with a can-do, supportive structure. Whatever shape your family takes, we offer generous paid and unpaid parental leave for your nominated primary and support carers. This includes leave to organise adoptions, surrogacy, and foster care arrangements. And we continue to pay your super contributions while you take all the time you need to get your new family settled.


What do I need?

  • Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, or a related field,
  • Proven hands-on experience on relevant tooling and methodologies across DevSecOps, Data Science, Big-Data processing, and software engineering disciplines,
  • Proven hands-on experience in design & implementation of data pipelines for batch, real-time and streaming,
  • Proven hands-on experience in developing Gen-AI solutions, including design patterns applicable to Gen-AI applications, prompting techniques, RAG, agentic patterns,
  • Proven hands-on experience with building full stack solutions on cloud, including azure, aws and GCP. Knowledge of infrastructure deployment and management is a plus,
  • Experience in fine tuning LLMs, including techniques, frameworks and best practices,
  • Proven hands-on experience with containerisation and relevant patterns to build and operate such applications,
  • Knowledge of statistical analysis and data visualization techniques,
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and collaboration skills.
  • Strong programming skills in Python and familiarity with ML libraries such as TensorFlow, PyTorch, or scikit-learn,
  • Experience building solutions leveraging frameworks such as LlamaIndex, LangChain, AutoGen, DSPy, etc.
  • Experience building CI/CD pipelines and automation in Jenking, Github and Bamboo,
  • Experience with IaaC & configuration management tools such Terraform and Chef,
  • Experience with big data technologies like Hadoop, Spark, or similar for data processing and feature engineering,
  • Experience with implementing solutions on Azure Machine Learning, Synapse and Azure AI Services
  • Familiarity with Graph databases and their usage pattern
  • Experience in backend & frontend development using Nodejs, and React
  • Familiarity with scripting languages such as bash, powershell,
  • Have certification on Azure & AWS for solution design,
  • Experience with A/B testing and experimental design.

What’s it like to work there?

We are a collaborative team of passionate people with a shared ambition to make a difference for our customers, our communities and each other. At Westpac, making a difference means creating impact, unlocking our own and each other’s passions, and transformative success stories to create better futures together.

As well as competitive remuneration and a great culture, joining the Westpac family gives you access to a wide range of employee benefits to help you manage your priorities - whether that means family life, work/life balance, ambition to grow or all the little perks in between.

We’ll empower you to shape your career path. Through personalised upskilling, mentoring, and training opportunities, you’re in control of where you start and how you’ll grow.

As an equal opportunity employer, we are proud to have created a culture and work environment that values diversity and flexibility – and champions inclusion.

Hear from some of our people and their experiences working with us.

How do I apply?

Start here. Just click on the APPLY or APPLY NOW button.

At Westpac, we’re all about creating a supportive culture and ensuring our workplaces, branches, products, and services are accessible and inclusive for everyone—our customers, employees, and the wider community. If you’re interested in discussing workplace flexibility, please feel free to mention it in your application.

We invite candidates of all ages, genders, sexual orientation, cultural backgrounds, people with disability, neurodiverse individuals, veterans and reservists, and Indigenous Australians to apply . If you have questions about the recruitment process, please email talentacquisition@westpac.com.au .


Do you need reasonable adjustments during the recruitment process?

We can provide reasonable adjustments for individuals with disability and/or neurodiversity. If you require an adjustment to be made during the recruitment process at any stage, please email talentacquisition@westpac.com.au

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