Staff Engineer

Sharesies; Wellington; On-site; NZD 140,000 - 190,000; Full time

Job summary

Sharesies in Wellington is seeking a Staff Engineer to join a highly capable team focused on delivering at pace and solving challenging problems. You’ll do hands-on development and provide expert guidance to other teams on system architecture and technical direction.

We value learners who can balance business context with technical strategy, design simple, scalable solutions, and mentor colleagues while thriving in a fast-evolving environment committed to financial empowerment across New Zealand

Qualifications

• Excellent full stack development skills with Python, TypeScript/React, and C#.
• Ability to balance business context with technical strategy and constraints.
• Ability to design simple and scalable solutions for complex problems.
• Strong communication and mentoring abilities.
• Adaptable to change and motivated by Sharesies' vision.

Responsibilities

• Hands-on development across the stack with Python, TS/React, and C#.
• Provide guidance to other teams on system architecture and best practices.
• Balance quarterly priorities with time for initiative and impact.
• Mentor teammates and review work to raise overall capability.

Skills

Python

TypeScript/React

C#

Mentoring

Tools

SQL

CI/CD

Job description

We’re a workplace that truly values people and everything they bring to the table. We strive for industry-leading thinking and we’re well on our way to creating financial empowerment for everyone with over one million people across Aotearoa and Australia choosing Sharesies to invest, save and work toward their long-term wealth with KiwiSaver. Want to join us?

We're thrilled to announce an exciting opportunity for a Staff Engineer to join us! You'll enjoy a highly varied role, working to support Sharesies' ambitious goals and ensure we continue to deliver at pace.

This position offers exposure to challenging problems where you'll have the power to make impactful decisions. You'll spend much of your time doing hands‑on development work, balancing quarterly priorities with the flexibility to put time into your own initiative where you see payoff. You'll also provide expert guidance to other teams about the systems we anchor.

If you're driven by the challenge of tackling complex problems, eager to influence how we do tech at Sharesies, keen to work with a highly capable team and excited by a role that offers both breadth and depth, we warmly invite you to apply.

For the Staff Engineer role we are specifically looking for someone who:

• has excellent full stack development skills (our stack is primarily Python and Typescript/React, and some C#)
• has the ability to consider both business context and technical strategy and constraints, and drive solutions that meet both
• has a knack for coming up with simple and scalable solutions for really complex problems
• is a keen learner and strong problem solver, with the ability to help teams navigate healthy disagreements about approach and requirements
• has good communication and people skills, including mentoring and reviewing work
• is adaptable to change, and is motivated by our vision and purpose
  

This job closes at 5pm, Monday 21 September 2026.

We are building a diversity program to increase the diversity of underrepresented groups and we've included some optional questions in this application to keep improving our equitable outcomes. If you choose not to participate, it won't affect your application. If you decide to participate, we'll only use the information you provide for the purposes of our diversity program. And if you have any questions about how we’ll manage and store your data, please email [e-mail].

The successful person will be required to obtain a Ministry of Justice Criminal Convictions and Credit check and all applicants must be legally entitled to work in New Zealand.