In-House vs Outsourced IT Support: Which Is Right for You?

At some point most growing businesses hit the same fork in the road: do we hire someone to look after our IT, or do we pay an outside company to do it? It usually surfaces when the current arrangement stops coping — the “person who’s good with computers” is drowning, or the ad-hoc fixes aren’t keeping up. Both routes can work. They just suit different businesses, and choosing the wrong one is expensive in time as well as money.

This guide lays out the real trade-offs across the three things that actually matter — cost, coverage and control — then gives you a straight recommendation.

The two options, honestly described

In-house means employing your own IT staff — one person to start with, sometimes a small team later. They sit with you, learn your business inside out, and are there in the room when something goes wrong.

Outsourced means contracting a provider who supports your systems remotely and, where needed, on-site. You pay a monthly fee and get a whole team’s worth of skills rather than one person’s. This is the model behind managed IT support, and outsourced IT support more broadly.

Neither is “better” in the abstract. The right choice depends on your size, how much you rely on your systems, and how complex they are.

Cost: more than the salary

The headline comparison looks simple — a salary versus a monthly invoice — but the honest picture is wider.

A single in-house hire isn’t just their salary. Add employer’s National Insurance, pension, holiday cover, training to keep their skills current, and the software and tools they need to do the job. One person also can’t be expert at everything — networking, cyber security, cloud, hardware — so you may still pay outside specialists for the things they don’t cover.

Outsourced support is a predictable monthly figure that already includes a range of skills, tooling and cover. There’s usually no holiday gap and no recruitment cost. What you’re really buying is a team’s breadth for less than one senior salary.

	In-house hire	Outsourced provider
Cost shape	Salary + NI, pension, tools, training	Fixed monthly fee, predictable
Breadth of skills	One person’s knowledge	A whole team’s
Cover for holiday/sickness	You arrange it	Built in
Response	Immediate, in the room	Remote fast, on-site when needed
Scales with growth	Hire again	Adjust the plan

Coverage: who answers when it breaks

An in-house person offers something genuinely valuable: presence. They’re there, they know your quirks, and for a quick “my screen’s frozen” that immediacy is hard to beat.

But one person is one person. They take holidays, get ill, and eventually leave — and when they do, both the cover and the knowledge walk out with them. Nights, weekends and the week they’re in Spain are simply uncovered. A provider spreads support across a team, so someone always picks up, and your setup is documented rather than trapped in one head. Critically, that team also carries the depth to handle cyber security properly — an area where a lone generalist is often out of their depth, and where the stakes are highest.

Control: how it actually feels day to day

This is where instinct pulls many owners toward in-house — the feeling that someone “on the payroll” is more truly yours. Sometimes that’s real. Deep, daily involvement in a complex or specialist setup is easier when the person lives in it full time.

But control and employment aren’t the same thing. A good outsourced relationship gives you named people who know your business, clear response commitments, and proper documentation of your systems — often more control than depending on one individual whose knowledge you can’t see and can’t easily replace. And you’re never one resignation away from a crisis.

So which should you choose?

For most small and mid-sized businesses — roughly up to 40 or 50 staff, without heavy specialist systems — outsourced support is the sensible default. You get broader skills, built-in cover and predictable costs for less than the price of a single hire, and you avoid the fragility of resting everything on one person.

In-house starts to earn its place when you’re larger, when you run complex or specialist systems that need someone hands-on every day, or when your IT is so central to what you sell that owning it internally is strategic.

And for many growing businesses the honest answer is both. A co-managed setup pairs an internal person for day-to-day, in-the-room help with an outsourced team for security, out-of-hours cover, holidays and the bigger projects. You get the presence of in-house and the depth and resilience of a provider — without asking one hire to be a whole department.

A simple way to decide

Ask three questions. How much does the business genuinely lose per hour when systems are down? How specialist and complex is your setup? And can you honestly absorb the risk of your knowledge sitting with one person? If downtime is costly, complexity is moderate, and single-person risk worries you, outsourcing — or co-managing — almost always wins on the maths and the sleep-at-night test.

If you’d like help weighing it up for your own business, we’re happy to talk it through honestly — including telling you if a first in-house hire would genuinely serve you better. Whatever you decide, you’ll have a clear picture of what each route really costs and covers. Get in touch and we’ll give you a straight answer.