Types of developersComparison
daLæs på danskFreelance vs Full-Time Developer: What Fits Your Business?
Freelance vs full-time developer: how the choice affects flexibility, management and knowledge loss, and when hiring in-house beats a contractor.

Freelance full-stack developer
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Freelance vs full-time developer is less about the hourly rate than about two questions: how steady is your need for development, and who will manage the person doing it? Hire full-time when software is a permanent, year-round part of your business and someone on your team can lead a developer. Hire a freelancer (or contractor) when demand comes in waves, the work is clearly scoped, or you don't yet know how much development you'll need.
Full disclosure: I'm a freelance developer based in Denmark, so weigh my view accordingly. I've tried to be just as clear about when you should hire in-house instead of someone like me.
The short answer: freelancer or full-time hire?
| Freelancer | Full-time employee | |
|---|---|---|
| Best for | Defined projects, first versions and demand that comes in waves | A core product that needs full-time development for years |
| Time to start | Often within a few weeks | Recruiting, the candidate's notice period and onboarding often take months |
| Flexibility | Scale up or down, and end on whatever notice you agreed | Fixed capacity, with notice periods that usually grow with tenure |
| Management | You direct the work and the priorities | You lead a person: onboarding, feedback, pay reviews and career growth |
| Business knowledge | Builds over time, shared with other clients | Grows daily, because they only work for you |
| When they leave | A planned exit, ideally with a handover | Often a month or so of notice, and the knowledge walks out with them |
| Code ownership | Must be assigned to you in the contract | Usually belongs to you by law |
| Hiring abroad | Invoices you as a business, wherever they're based | Usually means a local entity or an employer of record in their country |
| Biggest risk | They're busy with other clients when you need them | A wrong hire is expensive and slow to undo |
My decision rule is simple. If you need full-time development for at least a couple of years and someone can lead a developer, consider hiring. If either is missing, start with a freelancer. Not sure which kind of developer the work needs in the first place? Start with my overview of the 12 types of developers.
Flexibility: how steady is your workload?
Most software projects don't have steady demand. There's a burst of building, usually up to the launch of a first version. Then comes a long stretch of fixes, small improvements and security updates that might take a day or two a month. Then the next big feature lands and demand jumps again.
A freelancer fits that curve. You can buy three months at full speed, then switch to a small retainer for maintenance. An employee is fixed capacity: around 40 hours a week whether or not there's enough to build. In quiet periods, an expensive specialist may end up doing work someone else could do.
Flexibility also matters when things end. Employment law varies across Europe, but notice periods tend to grow with tenure. In Denmark, where I work, salaried employees are covered by the Salaried Employees Act, section 2 (in Danish). The employer must give at least one month's notice in the first six months and three months after that, rising by one month for every three years of service to a maximum of six. Probation helps, but only for a while: the EU's directive on transparent and predictable working conditions generally caps probation at six months. With a freelancer, the notice period is whatever you put in the contract.
The catch is that flexibility runs both ways. A freelancer has other clients. Unless you've agreed on a fixed number of hours or days, you can't expect them to be free the moment you have an idea. If you need someone who can drop everything the same day, write it into the contract or ask yourself whether the need is really a job.
Management: who will lead the work?
This is the factor I see underestimated most. Developers don't write good code in a vacuum. Someone has to decide what gets built, in what order, and when it's good enough.
When you hire full-time
Hiring a developer means taking on the job of leading a person. That's onboarding to the codebase and the business, ongoing prioritization, feedback, pay reviews and a plan for how they'll get better. Good developers want to learn from someone, so a role as the only technical person in the company is harder to fill.
If nobody on your team can judge technical quality, the trouble starts at the interview. How do you know the candidate is good, and how will you notice if the code gets harder and harder to change? That goes double for a recent graduate. A junior without a senior colleague to ask is a risk for both of you. I've covered the differences in junior vs senior developer.
When you hire a freelancer
With a freelancer you manage the work, not the person. You agree on what gets built, the order and how it's delivered, and an experienced freelancer owns the technical decisions. You still need one person who can make calls and answer questions. Without that, the work stalls under any model.
If what you're really missing is technical leadership rather than hands, a full-time hire is rarely the right first step. A fractional CTO, meaning a part-time technical lead, can be a better place to start, for example to set a plan and vet candidates.
Knowledge loss: what happens when your developer leaves?
A common reason to hire is to keep knowledge in-house. It's a good argument, but only half true. A full-time developer builds business knowledge every day, and it stays with you as long as they do. When they leave, it walks out the door, exactly as it would with a freelancer.
And it can happen fast. Under the same Danish law, a salaried employee can resign with one month's notice to the end of a month unless you've agreed otherwise, and employees' own notice periods are often short elsewhere in Europe too. So you might be bound by up to six months' notice while your only developer can be gone in about one. With a single developer, you depend on one person under either model. The difference is that one of them is on your payroll.
A freelancer brings a different risk: they may get busy with other clients or decide to end the engagement. On the other hand, it's easier to build a handover into the contract from day one, because both sides know the arrangement has an end.
How to protect yourself either way
- The code lives in a repository your company owns, not on the developer's personal account.
- You have admin access to hosting, domains, the database and every third-party service.
- Key decisions are written down, such as why the system is built the way it is and how it's deployed.
- The contract states clearly that the rights to the code belong to you.
- At least one other person, internal or external, has seen the code and could step in.
For a small company, a modest ongoing retainer with an outside developer can be cheap insurance, even if you have someone in-house.
When each option is not a fit
These are the situations where I'd advise against each model, my own included.
Don't hire full-time if
- You need six months of development and don't know what happens after that.
- Nobody on your team has the time or the background to lead a developer.
- The work calls for a specialist for one part, such as an integration or an upgrade of an older system, that won't fill a year.
- You need to start within weeks. A hire rarely lands in time.
Don't hire a freelancer if
- Software is your product and needs full-time development for years. You'd pay for flexibility you don't use, and the knowledge builds up outside your company.
- You need someone in the day-to-day: customer calls, support, planning and team life.
- You're looking for someone who could grow into a technical lead and build a team.
- You need someone present every day or on call, and you're not willing to pay for that to be written into a contract.
The hybrid: freelancer first, hire second
The choice isn't always either-or, and it doesn't have to be permanent. For companies building a new product, this is the order I usually recommend:
- A freelancer builds version one. You get something to test with real users without committing to a salary before you know the product works.
- The code is documented as you go. Your future hire then has something solid to take over.
- The freelancer helps you hire. A developer who knows the codebase can ask candidates the right technical questions and judge the answers.
- You plan a few weeks of overlap. The new developer and the freelancer work side by side, so knowledge moves from person to person, not only from document to person.
- The freelancer becomes extra capacity. Once your hire has taken over, the freelancer can step in for busy periods, holidays or work that needs specific expertise.
It also works the other way around. If you already have an in-house team, a freelancer can cover a specialist task or a busy quarter without a new hire. And if the developer you'd ideally hire lives in another EU country, a freelance contract lets you start now and decide on employment later.
What makes the hybrid work is the relationship. A freelancer who acts like a partner wants the handover to succeed rather than making themselves indispensable. I've written about that difference in technical partner vs vendor. And if an agency is your third option, I've compared it with a freelancer in freelancer vs agency.
Next steps: five questions before you decide
Answer these five questions before you hire
- How steady is the work over the next year? Full-time all year points to hiring. Peaks and valleys point to a freelancer.
- Who will lead the developer? If you don't have an answer, solve that first, for example with a freelancer or a fractional CTO.
- When does the work need to start? If it's within weeks, a hire is rarely realistic.
- Where does the knowledge live if they leave tomorrow? Repository, access and documentation should be in place under either model.
- Is the software your product or a tool? A product you sell is a reason to build the skills in-house over time.
If you can answer these, you usually know what to choose. If you can't, you probably need a short clarification of the project first. On my overview of the development services I offer you can see the kinds of projects I take on, from websites and web apps to SaaS products and maintaining existing systems.
Frequently asked questions
Can I keep a freelancer working full-time for years?
You can, but watch the line between contractor and employee. If a freelancer works only for you, on your schedule and under your direction for a long time, tax authorities may treat them as an employee. In the UK, the off-payroll working rules (IR35) cover this, and many EU countries have similar tests for false self-employment. If you need one person full-time for years, hiring is often the honest answer. Check with an accountant.
Who owns the code an employee or a freelancer writes?
Code an employee writes as part of their job generally belongs to you. Under the EU's Software Directive, Article 2(3), the employer holds the economic rights unless the contract says otherwise. A freelancer isn't your employee, so in most cases they keep the rights until the contract assigns them to you. Make sure it does. This isn't legal advice, so have a lawyer review the contract if a lot is at stake.
How much notice should a freelance contract have?
For an ongoing engagement, I usually recommend one to three months. That gives you time to find a replacement and the freelancer time to plan. A longer notice period ties you both down without making the handover any better. What matters most is that the contract also spells out what gets handed over at the end: code, access, documentation and possibly a few hours of onboarding for the next developer.
What is an employer of record, and do I need one?
An employer of record (EOR) is a company that formally employs a developer in their own country and handles payroll, taxes and local employment law, while you direct the day-to-day work. It's a common way to hire abroad without setting up a local entity. Expect a monthly fee on top of salary and employer costs. It suits a long-term hire you've already found. For a six-month project, a freelancer is simpler.
Can I try out a developer as a freelancer before hiring them?
Yes, but say so upfront. Some freelancers are open to a job, while many have chosen to be independent and don't want one. A short, paid project is still a good way to see how a developer works, communicates and documents. If you're looking for a future employee, mention it in the first conversation so neither of you wastes time.