Demo

Senior Software Engineer II

zipcolimited
Sydney, FL Full Time
POSTED ON 1/2/2026
AVAILABLE BEFORE 2/1/2026
  • Experience in Kotlin with Spring Boot, microservices and events driven architecture.
  • Drive massive impact and architect solutions for millions of transactions.
  • Hybrid working arrangement with two team connect days in the office per week.

Write your story with a career at Zip

Zip Co Limited is a digital financial services company, offering innovative, people-centered products that bring customers and merchants together. Our mission is to create a world where people can live fearlessly today, knowing they're in control of tomorrow. We put financial well-being at the heart of everything we do.

Join Zip's Technology function, responsible for building and maintaining seamless, secure, and sustainable platforms that enable customers to shop with confidence and merchant partners to grow their brands.

As part of the Spend & Loyalty team, you'll be building and maintaining the systems that power virtual cards and the rewards engine at Zip. This is a business-critical area, focusing on product innovation that directly impacts our customers' financial well-being.

What you'll own

  • Build and maintain the Spend and Loyalty systems, including virtual cards and the rewards engine.
  • Own the development lifecycle: design, test, deploy, and support rock solid code.
  • Manage a backlog of features, bugs, and technical debt, effectively prioritising to deliver value.
  • Perform effective code reviews and lead the development of high-quality software.
  • Lead design and architectural changes to improve performance and realiability of our Rewards system.

What you'll bring to the team

We look for Zipsters who are a great fit with our four Values and have a desire to learn and grow.

  • Demonstrated expertise in Kotlin and Spring Boot.
  • Proficiency in microservice and event-based designs, utilising Kafka.
  • Experience with relational databases like SQL Server, Oracle, or Postgres.
  • Demonstrated experience with cloud services (AWS), Kubernetes, Docker, and CI/CD pipelines.
  • An ability to coach and mentor others, driving technical excellence and code quality.
  • A mindset that embraces AI and new tools to adapt, learn, and grow.
  • An aptitude for identifying and managing risks. We are all leaders at Zip; effective risk management is part of all our roles.
  • Our values in your DNA: Customer First, Own It, Stronger Together, and Change the Game.

What you'll get in return 

As we write this next exciting chapter in our story, we will continue to move at pace and embrace change. For you, this might mean opportunities to learn new skills with hands-on experience, broader responsibilities, or the buzz of seeing your work impact customers faster.

Zip is a place where you’ll get out exactly what you put in. When you join the team, we'll do our best to make sure you can be yourself and surround yourself with smart, friendly colleagues and leaders who have your back, so that you can make the big things happen.

Zipsters tell us these are just some of the best things about working here. You’ll also receive:

  • 25 days paid leave annually, including birthday leave and quarterly wellbeing days.
  • 16 weeks paid parental leave for primary carers, and 4 weeks for supporting carers.
  • Family support policies including miscarriage bereavement leave and domestic violence leave.
  • Mental health and wellness initiatives, including $299 annual wellbeing allowance, free access to our Wellbeing platform Sonder, discounted private health insurance, and great rates on fitness sessions through Class Pass.
  • 2 days paid volunteering leave, 2 days study leave, and 2 days religious or cultural leave per year.
  • Fee-free Zip products, and discounts with Zip merchant partners (AU).
  • Team social events, epic offices, free breakfast daily, and weekly free lunches (Sydney and Melbourne).

Be a part of a team that reflects the diversity of our customers. We pride ourselves on being a workplace that provides equal opportunities to people of all ages, cultural backgrounds, sexual orientations, gender identities, abilities, veteran status, and everything else that makes you unique. Equally, we’re committed to ensuring our recruitment processes are accessible and inclusive. Please let us know if there are any adjustments that need to be made to ensure you have a fair and equitable experience.

And finally…get to know us

Zip Co Limited (ASX: ZIP) is a digital financial services company, offering innovative, people-centred products. Operating in two core markets - Australia and New Zealand (ANZ) and the US, Zip offers access to point-of-sale credit and digital payment services, connecting millions of customers with its global network of tens of thousands of merchants. We’re proud to be a values-led business and our values - Customer First, Own it, Stronger Together and Change the Game - guide us in everything we do.

#LI-Hybrid

 

Salary : $299

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