When Does It Make Sense to Build Your Own Hiring Software?
Not every company should build custom hiring software. Discover the concrete criteria, costs, and scenarios where building beats buying.
Door Ingmar van Maurik · Founder & CEO, Making Moves
The question more companies are asking
The recruitment technology market is saturated. Hundreds of SaaS tools are available, each promising faster hiring, better candidates, and lower costs. Yet more and more organizations find that those promises do not always hold up. The standard solution does not fit everyone.
But building your own software is a serious investment. It is not a decision you make lightly. In this article, we discuss the concrete criteria that determine whether building custom hiring software is the right choice for your organization. With real numbers, practical scenarios, and a clear decision framework.
The five signals you are ready for custom software
1. You are paying for features you do not use
Most SaaS recruitment tools work with packages. You pay a monthly fee per user, per module, or per vacancy. The problem is that you often do not use 60-70% of the features but still pay for them. An average company with 200 employees spends between EUR 25,000 and EUR 80,000 annually on recruitment SaaS licenses.
If you do not need most of those features, you are essentially paying a premium for complexity you do not use. Custom software is built exactly to your needs, without the ballast.
2. You have unique hiring processes
Some organizations have hiring processes that fundamentally differ from the standard. Consider:
When you need to customize or build workarounds for more than 30% of your hiring flow in a standard tool, that is a clear signal that a custom solution is more efficient.
3. Your hiring volume justifies the investment
There is a tipping point where custom software becomes financially more attractive than SaaS. That point typically lies at 100+ hires per year or when your recruitment costs exceed EUR 50,000 per year.
|----------|-------------------|------------------------|------------|
These figures are based on average market prices and development costs, amortized over 5 years. Actual costs depend on complexity and technical capability.
4. Data is a strategic asset for your organization
If your organization wants to make data-driven decisions about talent, ownership of hiring data is crucial. With SaaS tools, your data sits with the vendor. You can export in limited ways, you have no control over the data model, and you depend on whatever analytics the vendor provides.
With custom software, you can combine hiring data with other business data, build predictive models, and generate insights your competitors do not have. This is especially relevant for organizations that want to deploy AI in their hiring process.
5. You want a competitive advantage in the war for talent
In competitive labor markets, the candidate experience can make the difference. With custom software, you can deliver a unique, seamless experience that perfectly aligns with your employer brand. No generic application forms, but an interactive process that shows candidates who you are as an employer.
The decision framework: a practical checklist
Use this framework to determine whether building is the right choice for your organization:
Score each factor from 1 (not applicable) to 5 (very applicable):
|--------|-----------|
Score 30-40: Building is almost certainly the right choice. You have the volume, technical capability, and strategic need.
Score 20-29: Building is probably smart, but start with an MVP approach. Build the core functionality first and expand gradually.
Score 10-19: Consider a hybrid approach: a SaaS tool as a base with custom integrations for your unique needs.
Score under 10: SaaS is probably the better choice for now. Reconsider when your organization grows.
Realistically estimating costs
One of the biggest mistakes in the build-vs-buy decision is underestimating the total cost of building. It is not just about initial development.
Initial development costs
Building a functional hiring platform typically costs:
Total for a complete platform: EUR 120,000 - 245,000
Ongoing costs
Additionally, budget for annual costs:
Total cost over 5 years
|--|----------------------|-------------|
The tipping point typically falls in year 2 to 3. After that, custom software becomes increasingly more cost-effective, while SaaS costs rise annually.
Technical requirements
Building custom hiring software requires specific technical capability. You need:
Minimum team:
Ideal team:
If you do not have this capability in-house, you can also work with a specialized partner. At Making Moves, we help organizations build their own hiring system, so they do not need to set up a full development team themselves.
When you should wait
Honesty is important. There are situations where building is not the right choice right now:
In these cases, a well-chosen SaaS solution is the pragmatic choice. You can always switch to custom software later when circumstances change.
The implementation approach
If you decide to build, do it in phases:
Phase 1 (month 1-3): Core functionality — vacancy management, candidate pipeline, basic communication
Phase 2 (month 3-5): Assessments and screening — integrated custom assessments, scoring models
Phase 3 (month 5-7): AI and analytics — predictive screening, reporting, dashboards
Phase 4 (month 7-9): Optimization — A/B testing, candidate experience, integrations with external systems
This phased approach limits risk and ensures you realize value quickly while building out the platform.