Integration Developer

Bank of New Zealand; Auckland; Hybrid; NZD 100,000 - 140,000; Full time

Benefits offered by this job

Hybrid working

Job summary

Bank of New Zealand (BNZ) is seeking an Integration Developer to join the Customer360 Integration team in Auckland or Wellington. You will design, develop and enhance integration solutions using Java and Spring Boot within an agile environment.

You will partner with cross-functional teams to deliver scalable, secure interfaces, contribute to platform improvements, and help drive adoption of modern technology across the bank. Hybrid work model offered.

Qualifications

• Experience designing and developing Java/Spring Boot services.
• Strong fundamentals in software engineering and security.
• Experience with secure integration concepts (auth methods, certs, API protection).

Responsibilities

• Deliver Outcomes- Design, develop, configure, and enhance Integrations solutions that deliver business outcomes while maintaining enterprise standards for quality, security, and performance.
• Technical Problem Solving- Investigate complex business and technical challenges, define solutions, and contribute to system design decisions that balance business and technical objectives.
• Delivery & Continuous Improvement- Work within agile delivery teams to build and release new features, improve existing capabilities, and drive ongoing platform optimisation.
• Collaboration & Knowledge Sharing- Partner with business and technology stakeholders across the programme by contributing to technical discussions. Actively share knowledge with the wider engineering community and coach others.
• Production Support & Operational Excellence -Participate in platform support activities, helping diagnose issues, resolve incidents, and improve system reliability and resilience.

Skills

Java & Spring Boot

REST APIs

Secure service-to-service

CI/CD / DevOps

AWS

Kubernetes

API gateway/Management

Tools

Jenkins

API Gateway

Docker

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.

Komātoutēnei| This is Us

We have an exciting opportunity for an Integration Developer tojoin our Customer360 Integration team anddrive the delivery of complex, scalable, and maintainable technicalsolutions.

At BNZ,we’retransforminghow we serve our customers through modern, connected technologythat makesbanking simpler, faster, and more reliable. As part of the Customer360 programme, ourIntegrations connecta front endwithcore systems, data platforms,bankerand customer channels across the bank.

This is a permanent, full-time opportunity based in either Wellington or Auckland, with a hybrid working approach of three days in the office and two days working flexibly.

MōteTūranga| About the Role

We sat down with one of our Engineering Lead, and they let us know the following about the role.

What are the key responsibilities for this role?

• Deliver Outcomes- Design, develop, configure, and enhance Integrations solutions that deliver business outcomes while maintaining enterprise standards for quality, security, and performance.
• Technical Problem Solving- Investigate complex business and technical challenges, define solutions, and contribute to system design decisions that balance business and technical objectives.
• Delivery & Continuous Improvement- Work within agile delivery teams to build and release new features, improve existing capabilities, and drive ongoing platform optimisation.
• Collaboration & Knowledge Sharing- Partner with business and technology stakeholders across the programme by contributing to technical discussions. Actively share knowledge with the wider engineering community and coach others.
• Production Support & Operational Excellence -Participate in platform support activities, helping diagnose issues, resolve incidents, and improve system reliability and resilience.

What is the team culture and environment like?

You’lljoin a collaborativeteam working across Salesforce/nCino,integrations, data,securityand enterprise technologies, with a shared focus on making complex change easier forcustomers,colleaguesand teams to adopt.

We value curiosity,practicalinnovationand teamwork, andencourage people to challenge the status quo and bring fresh thinking to complex problems.

What is the most exciting thing about this opportunity?

Integrations sitat the heart of BNZ’s digital ecosystem. This role gives you the opportunity to influence how critical systems connect across the bank, reduce complexity for delivery teams, and enable seamless customer and colleague experiences.

You’llplay a significant role in one of BNZ’s largest technologyprogrammes, helping shapestrategy,guide investment decisionsand deliver capabilities that support the future of banking.

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

This is an opportunity for an engineer who combines strong technical capability with a collaborative and customer-focused mindset.

You’ll be naturally curious, adaptable, and outcome-driven, with the ability to simplify complex problems, context switch and work effectively across diverse teams. You’ll be committed to continuous learning, open communication, and contributing positively to team culture.

For more experienced candidates, you’ll also demonstrate technical leadership, mentoring capability, and the ability to influence technical decisions across teams.

What skills and experience are we looking for?

• Expertise in designing and developing Java and Spring Boot services, including REST APIs, integration patterns, and secure service-to-service communication.
• Engineering Excellence - Strong software engineering fundamentals, with a focus on quality, maintainability, performance, observability, and security. Ability to contribute to technical design and solution development, including applying secure integration concepts such as authentication methods, certificates, and API protection. Exposure to CI/CD, DevOps, Jenkins, AWS, Kubernetes, and API gateway / API management concepts would be advantageous.
• Collaboration & Communication- Strong communication and stakeholder engagement skills. Ability to work collaboratively to develop and deliver pragmatic technical solutions that balance business and platform needs.

Nau Mai kitePēkeo Aotearoa | Come to the Bank of New Zealand

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

Closing Date: 27 September 2026