Full-Stack Engineer – Fintech & AI-Driven Payments

Crescent Consulting; Christchurch; Hybrid; NZD 90,000 - 120,000; Full time

Benefits offered by this job

KiwiSaver

Healthcare

Birthday day off

Extra annual leave

ESOP

Volunteering day

Office snacks

Mental health resources

Job summary

Crescent Consulting in Christchurch, NZ is assisting XE to grow its technology team by recruiting an Intermediate Full Stack Software Engineer to work on cross-border payments, FX, and fintech platforms. The role is hands-on across frontend and backend, involving modern web apps, cloud infrastructure, and production systems, with a hybrid Auckland/Christchurch setup.

You will join a product-focused squad, collaborate with developers, QA, and product owners, and apply AI-assisted tools to ship

Qualifications

• 3–6 years' experience building production web applications.
• Hands-on experience across frontend and backend development.
• Experience with C#/.NET, or another OO backend language such as Java, Kotlin, or Go.
• Experience with Vue.js, React, or a similar modern JavaScript framework.
• Good SQL and relational database fundamentals.
• Exposure to AWS or another cloud platform.
• Understanding of APIs, CI/CD, testing, and modern software delivery.
• A practical, team-focused approach to solving technical problems.
• Curiosity around AI-assisted development and how it can improve software delivery.
• Clear communication and the ability to work well in a product squad.

Responsibilities

• Build and ship full stack features across frontend, backend, APIs, and databases.
• Work on systems that support payments, FX, onboarding, settlement, KYC/KYB, and multi-currency services.
• Develop frontend features using Vue.js, React, or similar framework.
• Build backend services using C#/.NET or other OO languages.
• Work with SQL and relational databases.
• Support services in production including reliability and incident response.
• Use AWS services and modern cloud development practices.
• Write and maintain tests as part of development process.
• Contribute to CI/CD, deployment and release processes.
• Use AI-assisted development tools as part of workflow.
• Help modernise legacy systems into XE’s platform stack.

Skills

Full stack development

C#/.NET

Vue.js

React

SQL

AWS

APIs/CI-CD

Communication

Tools

Vue.js

React

AWS

GitHub Copilot

Job description

Crescent Consulting in Christchurch, NZ is assisting XE to grow its technology team by recruiting an Intermediate Full Stack Software Engineer to work on cross-border payments, FX, and fintech platforms. The role is hands-on across frontend and backend, involving modern web apps, cloud infrastructure, and production systems, with a hybrid Auckland/Christchurch setup.

You will join a product-focused squad, collaborate with developers, QA, and product owners, and apply AI-assisted tools to ship