Senior Developer

Worker Type:

Permanent

Here at BNZ, it's about more than just banking. We work together in an agile, energising environment to create innovative solutions through our promise "If you can imagine a better future, let's find a way."

We support wellbeing, flexible working and have a generous leave offering. There is the opportunity for growth, learning and career development. No two days are the same.

Mō te Tūranga | About the Role

We sat down with our Engineering Lead, and they let us know the following about the tūranga (role).

What are 5 day to day tasks the person in this role will complete?

• Design, build, and maintain high-performance microservices using Java and Spring Boot to support Corporate and Financial business functions.

• Manage and optimise Kubernetes-based infrastructure, ensuring scalability and performance across the microservices architecture.

• Develop and manage automated CI/CD pipelines to deploy containerised microservices into Kubernetes.

• Manage and optimise integration workflows between critical upstream and downstream systems to ensure data continuity and operational efficiency.

• Provide technical support for platform lifecycles, including planning and executing upgrades, patching, and continuous platform enhancements.

What is the tīma culture and environment like?

Our team is supportive, collaborative, and focused on continuous growth. We help each other solve complex problems, share knowledge, and create opportunities to learn and contribute. It is a dynamic environment where ideas are valued, and people are encouraged to make a meaningful impact.

What projects / mahi (work) will the candidate be working on now and into the next year?

You will be involved in modernising and supporting critical integration platforms, including microservices, Kubernetes-based services, CI/CD automation, platform lifecycle upgrades, vulnerability remediation, and improvements that strengthen resilience, security, and operational performance across Corporate and Financial systems.

What is the most exciting thing about this opportunity?

This role offers strong technical ownership, hands-on development across a diverse application portfolio, and the opportunity to mentor others while helping shape our automation, integration, and infrastructure practices.

What attributes will this person display in order to be successful in this tūranga?

We are looking for someone with a collaborative mindset, strong technical judgement, and a proactive approach to solving problems in a fast-paced environment. You will be comfortable working across teams, explaining technical ideas clearly to different audiences, and supporting others through mentoring, coaching, and knowledge sharing.

What specific tech skills would be beneficial?

• Expertise in Java and Spring Boot framework, specifically for building and maintaining resilient, scalable microservices.

• Solid understanding of Kubernetes for container orchestration and service management.

• Experience working with CI/CD pipelines using tools such as Jenkins or similar.

• Experience with application vulnerability management.

• Relevant experience with AWS and Azure would be advantageous.

• Proven ability to automate processes using Bash and Python.

• Strong problem identification and process management skills.

Nau Mai ki te Pēke o Aotearoa | Come to the Bank of New Zealand

This is an exciting opportunity to join us!  We're bold thinkers who are taking brave steps to create a company that people want to work for, and customers want to bank with. If you're ready to join a fun organisation where we are proud of our culture and how we are helping New Zealander's to 'Find their way', then show your interest by submitting your application - we can't wait to read it. 

Ehara taku toa i te toa takitahi, engari he toa takitini" - Success is not the work of an individual, but the work of many.”

Closing Date: 26 October 2026

Applications will be reviewed regularly across the advertising period, but we do reserve the right to close applications early.