Senior Engineer

6 days ago

Sydney, New South Wales, Australia Westpac Group Full time $120,000 - $180,000 per year
Description

Join Us as a Senior Full Stack Engineer – Shape the Future of Home Loans

What's the Role?

We're looking for a talented and growth-oriented Senior Full Stack Engineer to join our Mortgages Technology team. In this role, you'll help build scalable, secure, and intelligent digital experiences for customers applying for and managing home loans. You'll work across the stack—from React-based front-end interfaces to API engineering and AI integration—helping redefine mortgage services at one of Australia's leading banks. This role is open for both Sydney and Gold Coast and is a hybrid role requiring 3 days per week in the office.

Key Responsibilities

  • Develop and maintain full-stack applications using for UI.
  • Design and optimise RESTful APIs for mortgage servicing and origination workflows.
  • Integrate AI-driven features such as predictive servicing, document intelligence, and conversational interfaces.
  • Collaborate with product managers, designers, and data scientists to deliver seamless customer experiences.
  • Participate in CI/CD pipelines, code reviews, and agile ceremonies.
  • Ensure compliance with security, accessibility, and performance standards.
  • Support production handovers and assist with incident resolution when required.
  • Mentoring junior Engineers and providing technical guidance. 

What do I need?

  • Strong proficiency in , JavaScript/TypeScript, and
  • Experience with backend API development using Spring Boot.
  • Familiarity with Swagger/OpenAPI and microservices architecture.
  • Experience building CI/CD pipelines using Jenkins, GitHub, and Bamboo.
  • Excellent analytical and problem-solving skills.
  • Strong communication and stakeholder engagement abilities.
  • Experience in banking or financial services is highly desirable.

Nice-to-Have Skills

  • Programming experience in Python, with familiarity in ML libraries such as PyTorch, TensorFlow, or scikit-learn.
  • Hands-on experience with AI frameworks like LlamaIndex, LangChain, AutoGen, etc.
  • Exposure to Amazon Bedrock, SageMaker, and AgentCore.
  • Understanding of Large Language Model (LLM) architecture.
  • Knowledge of fine-tuning techniques and Retrieval-Augmented Generation (RAG).

Why join us?

We're obsessed with becoming our customers #1 banking partner for life and we're looking for people who are passionate about helping us achieve that goal. In return we're committed to making Westpac the best place to work in the country. Here are just a few of the ways we're already doing that:

  • Special offers on banking products and discounts from top brands, including generous employee-only mortgage rates
  • Flexible work arrangements to help you achieve a greater work/life balance, and a variety of leave options including Culture, Lifestyle and Wellbeing leave. 
  • Tailored learning and development opportunities to help your grow your career within the bank. 
  • Lots of opportunities to 'give back' to the Community by getting involved in our many volunteering initiatives.

Create your future today

To get started, simply click on the APPLY or APPLY NOW button

We're all about creating a supportive and inclusive community. We welcome everyone – no matter your age, gender, background, or abilities. We also provide additional support to welcome our veterans, Indigenous Australians and neurodiverse community.

If you need any adjustments during the recruitment process, you can find out more information and additional contact details by visiting the "People with Disability and/or needing Accessibility Requirements" page on our website.

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