WordPress vs custom website: how to choose
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A freelancer suits one well-defined task, an in-house hire suits a business where SEO is a full-time priority, and an SEO agency suits a business that wants technical, content, and link building handled together.
The right choice depends on how central SEO is to your growth and how much time you can give to managing it yourself. A freelancer suits a single, well-scoped task, such as fixing technical issues on an existing site or writing a batch of content. An in-house hire suits a business where SEO is a full-time, ongoing priority and you have the budget for a dedicated salary plus tools. An SEO agency suits a business that wants technical, content, and link building work handled together, without hiring and managing several specialists directly.
None of these three options is universally better. A growing e-commerce store with one clear, urgent problem might get more value from a freelancer for a month than from a full retainer. A larger business with an internal marketing function might be better served by an in-house hire who works alongside an agency for the specialist link building work.
Some businesses land on a mixed approach over time: an in-house marketer who owns day to day content and campaigns, working alongside an agency for technical SEO and link building. This can work well once a business has enough budget and enough SEO volume to justify managing two relationships instead of one, but it adds coordination that a single agency retainer does not require.
Each option spreads cost differently, and the real difference is not always the headline number. A freelancer is usually paid per project or per hour, which can look cheaper upfront, but the cost rises once you need ongoing work across multiple months, since you are effectively re-negotiating scope each time.
An in-house hire is a fixed monthly cost through salary, regardless of how much SEO work is actually needed that month, plus the cost of the tools (rank tracking, site auditing, keyword research) that a marketer needs to do the job properly. Those tool subscriptions add up and are often overlooked when comparing options.
There are also hidden costs worth factoring in on each side. A freelancer relationship can mean paying again for onboarding time if you switch freelancers partway through the year. An in-house hire adds recruitment costs, notice periods, and the time it takes a new hire to become productive, on top of salary and tools. An agency retainer is more transparent because the monthly fee is meant to already include the team's time and the tools they use.
A freelancer typically specialises in one or two areas, such as content writing or technical audits, and is rarely equally strong across all of them. An in-house hire faces the same limit: one person cannot be a Google Business Profile specialist, a link building specialist, a technical SEO, and a content writer all at once, even with the best intentions.
An agency spreads the work across a team, so technical fixes, content, and links each get handled by someone who focuses on that area. This matters most for e-commerce sites and multi-location businesses, where technical SEO, product content, and local citations all need attention at the same time.
If your needs are narrow, for example you just need someone to write blog content every month, a freelancer with the right specialty can be a simpler and better fit than a full agency retainer.
It is also worth asking how a freelancer or an in-house hire keeps their skills current, since SEO practice changes as Google's systems change and as AI search tools such as ChatGPT and Google AI Overviews become part of how people search. A single person has to find time for that learning alongside doing the work, while a team can split specialisms and go deeper in each one.
Continuity is where freelancers and in-house hires carry the most risk, because the work depends on one person. If a freelancer takes on other clients, goes on leave, or moves on to another project, your SEO work can stall with little warning. An in-house hire carries a similar risk: if that person leaves, resigns, or takes extended leave, the work stops until you rehire and onboard someone new, and SEO momentum is not easy to pause and restart.
An agency spreads this risk across a team, so the work continues even if one specific person is unavailable. This is one of the clearer, structural advantages of an agency over relying on a single person, whether that person is a freelancer or an in-house hire.
Documentation matters here too. Ask a freelancer or a prospective in-house hire how they record what has been done and why, not just the results achieved, since that record is what lets someone else pick up the work smoothly if they leave. An agency with a proper process should be able to hand your account to another team member without you noticing a gap in service.
An in-house hire needs the most day to day management: setting priorities, reviewing output, and connecting the work to wider marketing plans, which usually falls to a marketing manager or owner. A freelancer needs less daily management but more scope definition upfront, since you are responsible for briefing each task clearly and checking the result yourself.
An agency needs the least hands-on management once the account is set up, because a good agency brings recommendations to you rather than waiting to be told what to do. This usually means faster execution on multi-part work, such as launching a new product category, where technical setup, content, and links all need to happen close together.
Speed also depends on availability. A freelancer juggling several clients may take longer to turn around an urgent fix than an agency with a team to draw from, and a new in-house hire needs weeks to learn your industry and site before moving quickly.
Communication style differs too. A freelancer typically works around your schedule and needs clear briefs, since there is no one else on their side to fill gaps. An in-house hire is available for ad hoc conversations throughout the day, which some businesses value highly. An agency usually works through a single point of contact who coordinates the specialists behind the scenes, so you are not managing several relationships yourself.
This table summarises the main trade-offs across the three options.
| Factor | Freelancer | In-house hire | SEO agency |
|---|---|---|---|
| Cost structure | Per project or hourly | Fixed salary plus tool costs | Monthly retainer, month to month |
| Breadth of skills | Usually one or two specialties | Limited to one person's skill set | Technical, content, and links covered by a team |
| Continuity if someone leaves | Work pauses until you find another freelancer | Work pauses until you rehire and onboard | Work continues, spread across the team |
| Management needed from you | Moderate, clear briefs required | High, ongoing day to day direction | Low once the account is set up |
| Best fit | A single, well-defined task | SEO as a full-time, central priority | Multiple SEO disciplines handled together |
Start by writing down what you actually need done in the next three months, then match that list against the trade-offs above. If the list is one narrow task, a freelancer with the right specialty is worth considering first. If SEO is becoming central to how you get customers and you have the budget to manage someone directly, an in-house hire can work well over the long term.
A short, practical checklist helps here. List the specific tasks you need done in the next quarter, note which of those need more than one specialist skill, and be honest about how much time you or your team can spend managing the work day to day. If that list points to one narrow, well-defined task, start with a freelancer. If it points to broad, ongoing work across several disciplines, an agency retainer or an in-house hire will serve you better.
If you want the range of skills without managing each specialist yourself, get a free SEO audit to see where your site stands, or get in touch to talk through your options. You can also see our SEO services and current pricing before deciding.
It depends on the scope of work, since a freelancer charges per project while an agency charges a monthly retainer that bundles multiple disciplines together. For a single narrow task a freelancer can work out cheaper, but for ongoing, multi-part SEO work an agency retainer is usually more predictable.
Hiring an SEO person in-house makes sense once SEO is central to how your business gets customers and you have enough budget for a full-time salary plus the tools they need to do the job. Below that point, an agency or a freelancer usually delivers more consistent results for the money.
A skilled freelancer can cover one or two areas well, such as technical audits or content writing, but it is rare for one person to be equally strong across technical SEO, content, and link building. If your business needs all three handled together, an agency team is usually a better structural fit.
Work typically pauses until you rehire and onboard someone new, since the knowledge and daily execution sat with one person. This is one of the main risks of relying on a single in-house hire rather than a team.
Not always. ZiRank's SEO retainers, for example, run month to month with 30 days' notice to cancel, though contract terms vary between agencies, so it is worth asking directly before you sign.
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