Software Engineering Specialist .NET

Westpac Group; Gold Coast City; Hybrid; AUD 120,000 - 155,000; Full time

Benefits offered by this job

Hybrid work model

Mortgage rates for employees

Learning & development opportunities

Community volunteering initiatives

Job summary

Westpac Group is seeking a Software Engineering Specialist to advance BizEdge, our next-generation lending platform. You will work on modernising a complex legacy environment, delivering robust .NET solutions and secure APIs.

Based in Surfers Paradise with hybrid work, you will collaborate with engineers, architects and delivery teams to design, develop and integrate critical lending systems, while driving quality and ownership across the project.

Qualifications

• Experience with legacy enterprise applications.
• Hands-on development with ASP.NET, C# and Web API.
• Solid OOP principles and design practices.
• Strong SQL and database development skills.
• Experience designing and securing APIs (authentication and security).
• Ability to troubleshoot across complex, interconnected systems.
• Ownership mindset and proactive problem solving.
• Strong communication of technical solutions and contributions.

Responsibilities

• Design, develop and support solutions in a complex legacy environment.
• Integrate BizEdge with Target Lending Applications (TLA) to automate workflows.
• Collaborate with engineers, architects and delivery teams for project success.
• Drive quality and stability in lending systems through best practices.

Skills

ASP.NET

C#

Web API

Legacy apps

SQL

API security

OOP

Problem solving

Communication

Job description

Create your best future and join Westpac as a Software Engineering Specialist .NET

What’s the role?

Join the team delivering BizEdge, Westpac's next-generation Business Lending origination platform. BizEdge is transforming the way business lending is delivered, consolidating multiple legacy systems into a single platform for bankers, brokers and customers.

As a Software Engineering Specialist, you will work within a highly complex legacy application environment, enhancing, integrating and modernising critical lending systems. You'll play a key role in the BizEdge Integration Project, enabling seamless connectivity between BizEdge and Target Lending Applications (TLA) to automate lending workflows and improve customer and employee experiences.

Working alongside experienced engineers, architects and delivery teams, you'll contribute to the design, development and support of solutions that are critical to Westpac's Business Lending technology landscape.

This is a permanent opportunity based in Surfers Paradise on the Gold Coast, with a hybrid working model that combines time in the office with flexibility to work from home.

What do I need?

We're looking for a technically capable engineer who enjoys solving complex problems, takes ownership of outcomes and isn't afraid to challenge the status quo.

To be successful in this role, you'll bring:

• Strong experience working with legacy enterprise applications
• Hands-on development experience with ASP.NET, C# and Web API
• Solid Object-Oriented Programming (OOP) principles and design practices
• Strong SQL and database development skills
• Experience designing and securing APIs, including API authentication and security best practices
• The ability to troubleshoot and work across complex, interconnected systems
• Excellent problem-solving capabilities and a proactive, ownership-focused mindset
• Strong communication skills with the ability to clearly articulate technical solutions and project contributions

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

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 more information and contact details on our FAQs and how to contact us page , under the ‘Diversity, sustainability and flexibility’ section.

Job Info

• Job Identification 68701
• Job Category Technology Engineering
• Posting Date 10/07/2026, 12:06 AM
• Apply Before 10/21/2026, 12:06 AM
• Job Schedule Full time
• Locations Surfers Paradise, QLD, Australia Sydney, NSW, Australia