Software Development Agency

Build Software That Solves Real Problems, and Scales With You

Software shouldn’t slow your business down.
It should remove friction, unlock efficiency, and give you an edge.

At Back9 Digital, we’re a New Zealand–based software development agency that designs and builds custom software tailored to how your business actually works. From internal tools to customer-facing platforms, we turn complex requirements into intuitive, reliable systems that deliver measurable results.

Whether you’re replacing spreadsheets, streamlining operations, or launching a new product, we build software that fits, not forces your workflow.

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What We Build as a Software Development Agency

  • Custom business software and internal systems 
  • SaaS platforms and subscription products 
  • Workflow automation and operational dashboards 
  • Customer portals and self-service platforms 
  • CRM integrations (we work with Amplify CRM), payments, accounting and API integrations 
  • Modern replacements for legacy systems 

If it runs your business, we can build it, or rebuild it better.

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Why Businesses Invest in Custom Software

Off-the-shelf tools are a great solution, but in many cases may only take you so far. Eventually, you need workarounds, creating inefficiencies, and limits on growth.

Custom software is built around your processes, not someone else’s assumptions.

For growing businesses, the payoff is clear:

  • Less manual work 
  • Fewer errors 
  • Faster decision-making 
  • Systems that scale as you do 

Whether you’re a service business, manufacturer, logistics operator, or digital brand, purpose-built software becomes a long-term asset, not just another subscription.

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How We Build Software That Delivers

As a Software Development Agency, our approach follows the IDEA Framework. Imagine, Design, Execute, Amplify, ensuring every build is strategic, usable, and built to improve over time.

1. Imagine: Define the Problem

We start by understanding your business, your users, and the bottlenecks holding you back. Together, we define what success looks like and map the workflows that matter most.

2. Design: Shape the Experience

UX and UI design focus on clarity, usability, and adoption. If people enjoy using the software, it gets used properly, and that’s where ROI happens.

3. Execute: Build & Integrate

Our developers build secure, scalable software using modern frameworks. We integrate seamlessly with platforms like CRMs, payment gateways, accounting systems, and existing tools.

4. Amplify: Launch, Learn, Improve

Once live, we track usage, uncover friction, and optimise continuously. With Growth-Driven Design, your software evolves alongside your business, not behind it.

How Much Does Custom Software Cost?

AI in software development
The Honest Answer (No Fixed Packages)

Custom software isn’t priced like a template or an off-the-shelf tool, because no two businesses, workflows, or problems are the same.

The cost depends on:

  • The complexity of the problem you’re solving

  • Number of user roles and workflows

  • Required integrations (CRM, accounting, payments, APIs)

  • Whether you’re improving an existing system or building from scratch

  • How fast you need to move

That said, here’s a realistic guide.

Indicative investment ranges (NZD + GST):

  • Discovery & strategy: from $2,500

  • Small internal tools or workflow automations: $8,000 – $20,000

  • Custom business systems or portals: $20,000 – $100,000

  • SaaS platforms or complex multi-user systems: $60,000+

  • Mobile Apps: $25,000-120,000 +

Anyone offering “full custom software” for a very low fixed price is usually delivering shortcuts, not long-term solutions.

See Full Pricing & Approach

The Real Payoff

Efficiency
Automate manual processes and reduce admin overhead.

Clarity
Centralise data and make better decisions, faster.

Scalability
Add features, users, and integrations as your business grows.

User Adoption
Intuitive design means less training and better uptake.

Control
Own the system — and the roadmap — instead of bending to software limits.

Great software doesn’t just function. It creates momentum.

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What if your software actually worked for you?
As a New Zealand software development agency, we build systems that fit your business, remove friction, and improve as you grow.