Senior Developer

Worker Type:

Maximum Term/Fixed Term (Fixed Term)

Here at BNZ, it's about more than just banking. We work together in an agile, energising environment to create innovative solutions though 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. No two days are the same.

The Lending domain has a great culture that is passionately focused on unifying and simplifying the colleague experience to make BNZ the best place to be a banker.  

Our team is dedicated to solving real customer problems for our colleagues, ensuring their needs are met with effective, reliable and innovative technology solutions. Within the Hunters & Collectors team, you will help support and enhance the Collections platform, which plays an important role in enabling bankers and operational teams to support customers effectively. You will work on the technology we deliver and own, including supporting complex issues, contributing to BAU platform stability, and helping deliver projects, platform improvements and operational uplift. 

This is a full time fixed term opportunity until June 2027 based in Auckland, supporting delivery continuity and BAU stability for the Hunters & Collectors team and the Collections platform. This is a hybrid role with three days in the office and two days where you can work flexibly. Anchor days in the office are Monday, Wednesday and Friday.

Mō te Tūranga | About the Role

As a Senior Developer in the Hunters & Collectors team, you will play an important role in supporting and enhancing the Collections platform, helping maintain reliable technology outcomes for bankers and customers.

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

• Lead Development Efforts: Design, build and support robust, scalable solutions across the Collections platform and related services.
• Support Platform Stability: Participate in BAU support, production issue analysis, incident resolution and root cause remediation.
• Shape Technical Direction: Contribute to technical design, integration patterns, maintainability and long-term sustainability of platform components.
• Drive Operational Excellence: Champion practices that improve reliability, performance, deployment quality, monitoring and supportability.
• Mentor and Support: Coach junior and intermediate developers through code reviews, pair programming, feedback and knowledge sharing.
• Maintain Technical Documentation: Ensure system-level, support and architectural documentation is accurate, up to date and accessible to relevant stakeholders.

What is the team culture and environment like?

Collaborative, supportive and delivery-focused. The team values practical problem solving, ownership, knowledge sharing, and working closely with business and technology stakeholders to support reliable outcomes for bankers and customers.

What technical skills / skills are required for this role?

• Strong experience designing, building and supporting RESTful APIs and integration services.
• Strong experience with Java and the Spring Boot framework.
• Experience using API gateways and proxies, for example Kong.
• Experience working with SQL Server and PostgreSQL databases.
• Experience working with CI/CD pipelines using tools such as Jenkins or similar.
• Experience building, packaging and running applications using Docker and container-based deployment patterns.
• Understanding of Kubernetes concepts and experience supporting containerised workloads, preferably on AWS EKS or similar platforms.
• Strong troubleshooting skills, including production support, incident analysis and root cause investigation.
• Experience with monitoring, logging and operational support practices for cloud-based or containerised applications.
• Broader experience with cloud technologies, particularly AWS, is highly desirable.

What attributes will this person display to be successful in this role?

Excellent communication and collaboration skills are essential, as this role works closely with cross-functional teams across technology and business stakeholders. You will be comfortable working in a fast-paced environment, adapting to changing priorities, and taking ownership of complex technical problems through to resolution. Alongside strong problem-solving skills, you will bring a proactive approach to operational support, a focus on quality and resilience, and a passion for delivering reliable solutions that support colleagues and customers.

Please Note: Applications for this vacancy close on Tuesday 11 August 2026. We review applications as they are received and may close advertising early.

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: 11 August 2026

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