Senior .NET Developer (Fixed Term -31.03.2028)
About the role
Join our Development, Testing and Security team as a Senior .NET Developer and make a significant impact on our customer experience.
This is a fixed-term opportunity through to 31 March 2028, covering a secondment within the team.
In this role, you’ll work on APIs and back-end systems that integrate with our web and mobile applications, ensuring a seamless, enjoyable, and secure digital journey for our customers. You’ll be part of a small, agile team, with the opportunity to directly influence technology choices and contribute to key decision-making, while collaborating with cross-functional teams across the Bank.
This is a fantastic opportunity to work in a diverse and dynamic environment where your contributions will be highly visible and impactful. You’ll play a key role in integrating customer experiences across internal and third-party systems, working closely with stakeholders to deliver high-quality, robust solutions.
If you’re passionate about software development and ready to take on a role that offers both challenge and opportunity, we’d love to hear from you.
Because The Co-operative Bank is owned by our customers, everything we do, every day, is for their benefit.
Experience Better with Us
As a proudly customer-owned bank, not only will you be helping Kiwis achieve their goals, but you’ll also experience better:
- Career Growth: Expand your skills, take on new challenges, and explore opportunities across the Bank
- Purpose: As a smaller bank, your impact is bigger—you’ll see how your work makes a real difference every day
- Support: Generous benefits including Wellbeing Leave, Parental Leave Benefits, Life and Critical Illness insurance, Employee Assistance Programme, Banking Benefits, Profit Share, and Workride
- Belonging: Be part of a collaborative, inclusive team committed to making banking better for New Zealanders
About Us
We’re here to grow together and share the gains.
At The Co-operative Bank we are all about helping customers bank better. We’re proud to be 100% owned by our customers - and the only bank in New Zealand to give our customers a share of our profits.
We’ve been operating for nearly 100 years, with a focus on helping New Zealanders get ahead financially. We’re committed to helping improve the world we work, live and play in and are a Certified B Corporation.
We have a team of 400 people supporting over 180,000 customers across New Zealand. We offer what you’d expect from a bank – including home loans, everyday banking, savings and term deposits, and life insurance, offered by Co-operative Life. We also partner with Fisher Funds to offer KiwiSaver and provide general insurance through IAG.
If you're looking for a role where we work together to make an impact, and you can build a career you’re proud of, you've found the right place.
At The Co-operative Bank, we’re more than just a bank—we’re a team of passionate people on a mission to bank better and grow together.
Diversity and inclusion are at the core of who we are. It’s reflected in our values, our commitment to B Corp and a key part of our strategy. We encourage candidates from all backgrounds and experiences to join us in our mission to grow together and share the gains.
We understand that no candidate is a perfect match for every qualification listed. If you are passionate about helping people to bank better and possess some of the key skills, we encourage you to submit your application. If you have any questions please reach out to recruitmenthelp@co-operativebank.co.nz
Applications close: 7 July 2026
Applications for this role will take you to the advertisers site.
