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Senior API Developer

BNZ • 🌐 In Person

In Person Posted 3 days, 3 hours ago

Job Description

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.

Our team, within the Digital Channels domain at BNZ, working with external integration. We are a friendly and collaborative Agile squad committed to delivering high-quality, innovative solutions. Our work is centred on building the next generation of banking applications, with a strong focus on APIs, microservices

and front-end applications. We thrive on open communication, collaboration, continuous learning, and a shared passion for solving complex technical problems.

The wider Digital Channels domain is at the heart of BNZ's customer experience. We are responsible for BNZ’s customer-facing online channels. You'll have the opportunity to make a significant impact on how our customers interact with the bank every day.

This role can be based in Auckland or Wellington. It is a hybrid role with three days in the office – Monday, Wednesday and Thursday.

te Tūranga \| About the Role

We sat down with the People Leader (who you would report to) and they told us the following about the role:

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

Lead Development Efforts: Design and build robust, scalable solutions, often working on complex or high-impact components.

Shape Technical Direction : Influence architectural decisions, patterns, and long-term technical strategies.

Mentor and Support : Coach junior and intermediate developers, providing guidance through code reviews, pair programming, and feedback.

Drive Operational Excellence : Champion practices that improve reliability, performance, and deployment efficiency.

Provide Production Support : Lead by example in participating in the product support and on-call roster, ensuring issues are resolved quickly and root causes are addressed.

Maintain Technical Documentation : Ensure system-level and architectural documentation is accurate, up to date, and accessible to relevant stakeholders.

Foster Innovation : Identify opportunities for technical or process improvement and help lead their implementation.

What is the team culture and environment like?

Our team culture is collaborative, supportive and focussed on getting things done together. We grow together as a team, celebrating wins along the way.

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

Design, build and implement APIs for BNZs digital channels.

Support and build the digital notification gateway.

Refactoring and Enhancement of the existing projects.

Feed improvements into BNZs practices and standards where appropriate.

What technical skills / skills are REQUIRED for this role?

This is an opportunity for an experienced Developer with a strong understanding of RESTful API principals. You will have strong communication and collaboration skills, with a proactive approach to influencing outcomes. You’ll also bring:

Experience with the Springboot framework

Experience using API gateway and proxies (eg: Kong)

A proficiency in at least one programming language eg: Java, Python etc.

An understanding of Kubernetes

Knowledge and use of Kafka

Experience working with CI/CD pipelines using tools like Jenkins or similar

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

We are looking for someone with a curious mind who loves to learn, share and grow. If you’re a team player with a passion for mentoring others and a drive for continuous improvement, you’ll thrive in our collaborative environment.

PLEASE NOTE: Advertising for this position closes December 24 at 11pm.

We will not begin to review applications until 19 January. You can expect to hear back about your application later in January.

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: 24 December 2025

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

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