Senior API Engineer — Core Ledger Transformation

JobSpace; Auckland; On-site; NZD 140,000 - 180,000; Full time

Job summary

Bank of New Zealand (BNZ) is seeking a Senior Developer for the Core Ledger Replacement project. You will lead the delivery of complex features, drive architectural decisions, and contribute to strategic cloud-first platform modernization.

The role focuses on building scalable, maintainable solutions while mentoring teammates and ensuring high standards of quality per engineering guidelines. The project is a fixed-term engagement through to September 2028, with on-site collaboration in New

Qualifications

• Proven engineering experience in building scalable software
• Expertise in Java, Spring Boot, and REST APIs
• Ability to lead complex technical work across teams

Responsibilities

• Deliver outcomes by leading the development of complex features and services
• Demonstrate technical excellence and design robust, scalable systems
• Solve problems in ambiguous environments and guide others in system design
• Collaborate across disciplines and influence technical direction
• Grow self and others through mentoring and knowledge sharing

Skills

Java

Spring Boot

REST APIs

Job description

Bank of New Zealand (BNZ) is seeking a Senior Developer for the Core Ledger Replacement project. You will lead the delivery of complex features, drive architectural decisions, and contribute to strategic cloud-first platform modernization.

The role focuses on building scalable, maintainable solutions while mentoring teammates and ensuring high standards of quality per engineering guidelines. The project is a fixed-term engagement through to September 2028, with on-site collaboration in New