Senior Full Stack Developer

Job Description
Create your best future and join Westpac as a Senior Full Stack Developer.

• Location: Sydney
• Full-Time Permanent role
• Hybrid working model (2-3 days in office)

What's the role?
Join our innovative AWS Platform team as a Senior Full Stack Cloud Developer, where you'll play a crucial role in building and maintaining cloud platform while incorporating AI capabilities into our enterprise solutions.

We are seeking an experienced Full Stack Developer with strong AWS cloud expertise to join our Platform Engineering team. This role combines infrastructure automation, cloud-native development, and AI integration skills. You will be responsible for developing and maintaining cloud applications, implementing Infrastructure as Code (IaC), and building AI-enabled solutions that drive business value across our enterprise platform.

Key responsibilities include and you
must
have extensive experience in all three areas:

Full Stack Development

• Develop scalable backend services using Python, , or Java
• Create responsive frontend applications using React, Angular, or
• Implement RESTful APIs and microservices architectures
• Design and implement AWS service integration patterns and best practices
• Build and maintain reusable platform components and shared libraries for enterprise use

Cloud Development & Infrastructure

• Design and implement infrastructure as code using Terraform for AWS resources
• Create modular and reusable Terraform configurations for enterprise-scale deployments
• Build automated infrastructure testing and validation pipelines
• Implement infrastructure security controls and compliance requirements
• Develop and maintain infrastructure documentation and runbooks

DevOps Practices

• Design and implement CI/CD pipelines using tools like Jenkins, GitHub Actions, or AWS CodePipeline
• Automate infrastructure deployment, testing, and validation processes
• Manage configuration management and infrastructure versioning
• Create solutions for automated testing and monitoring of AI components

What do I need?

• 5+ years of full stack software development experience
• Strong expertise in Terraform and Infrastructure as Code
• Solid hands-on experience with AWS cloud services and automation
• Proficient in Git, CI/CD tools, and pipeline automation
• Skilled in API design, RESTful services, and microservices architecture
• Familiar with event-driven systems and messaging platforms
• Good understanding of network architecture and security principles
• Experience with infrastructure monitoring and observability tools
• Strong analytical thinking, problem-solving, and logical reasoning
• Ability to break down complex technical challenges into practical solutions

Preferred Qualifications

• Bachelor's degree in Computer Science or related field
• Experience in implementing AI agents and workflows using frameworks like LangChain or LlamaIndex
• Knowledge of large language models and prompt engineering
• Knowledge of AWS AI services such as SageMaker and Bedrock
• Experience with containerization (Docker, Kubernetes)
• Knowledge of container orchestration and serverless architectures

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.

We're all about helping our people grow and succeed. Whether you're a current employee, trainee, or intern, we're committed to your career development Check out our FAQs and internal support resources here.