Insights
A dedicated designer is one person you manage, a fractional one is part of a senior person's week, a subscription is a request queue. How to choose. If you searched for a dedicated UI/UX designer, the first question is whether you want a person to direct or an outcome to be led.
Insights · Buyer's guide
The four models buy different things. A dedicated designer is one person reserved for you and directed by you. A fractional designer is part of one senior person's week. A design subscription is a queue of requests worked through in turn. A senior-led team on a monthly fee is a senior designer who leads the work and deals with you directly, with specialists brought in as the work needs them. Choose by two things: whether someone on your side can direct design work every week, and whether the work is mostly judgement or mostly production.
If you searched for a dedicated UI/UX designer, the first question is whether you want a person to direct or an outcome to be led. We are Tcules, and the last of the four models is how we work, so read this page knowing that. We say plainly where each of the other three is the better choice, including a designer reserved only for you, which we do not offer.
What each model actually buys
| Dedicated designer | Fractional designer | Design subscription | Senior-led team on a monthly fee | |
|---|---|---|---|---|
| What you buy | One person reserved for you, in your tools and meetings | Part of one senior person's week | A queue of requests, worked through in turn | A senior designer who leads and faces you, with specialists brought in as needed |
| Who directs the work day to day | You | The fractional designer leads their area; you set the priorities | You, by writing and ordering the requests | The senior lead, against priorities you agree |
| How capacity is bounded | Hours or days a week of one named person | Days or hours a week | Requests active at once, or a monthly budget | The agreed scope and monthly fee; ask how it is measured |
| When you need a skill the person lacks | You find and contract it separately | May be outside their remit; ask | Limited to what the service covers | The lead brings in a specialist |
| Where product knowledge builds up | In one person, and in your team if they work in your tools | In one senior person who also works for others | In the request history; little carries between requests | In the lead and the team's shared record |
| Characteristic failure | You end up managing a designer you have no time to manage | Absent when the decision is made | "Unlimited" that turns out to mean one request at a time | A senior who sells the work while juniors deliver it |
The rows describe each model in its plain form. They are our judgement, not a market survey, and any one provider can differ, so check the contract. Published terms vary widely. Among the subscription and dedicated-designer terms checked for this guide in October 2026, minimum commitments ranged from none, with a pause or cancel option at any time, to an annual commitment. At least one subscription stated "one request at a time" as its limit, and another set capacity as a monthly budget rather than a number of requests.
The word "dedicated" is the one to read most carefully. On one provider's page it means a designer who works only on your tasks, not split across other clients; on another it means a team assigned to your account, the same people every month, with nothing said about whether they also work for others. If the answer matters to you, ask the direct question: does this person work for anyone else while they work for us?
How to choose: who will direct the work, and what kind of work is it?
Two questions narrow the choice.
Who will direct the design work every week? Directing means setting priorities, critiquing the work, and accepting or rejecting it. A design lead can do it. So can a product leader with design judgement and time in the diary. If nobody on your side can, a model that depends on your direction will drift, however good the designer.
Is the work mostly judgement or mostly production? Judgement work decides what the product should do: which problem to solve first, how a workflow should behave, what the research means, which trade-off to accept. Production work carries out decisions already made: new screens in an existing pattern, variants, marketing pages, assets.
| Your situation | The model that fits best, in our judgement |
|---|---|
| You have design leadership, the work is continuous, and you need more hands at its direction | A dedicated designer, or an in-house hire |
| You have someone who can write clear briefs, and the work comes as separate, well-defined requests | A design subscription |
| You have no design lead, and what you need most is senior judgement for a few days a week | A fractional designer |
| You have no design lead, the work needs judgement, and it needs more than one skill (research, interaction, visual, design in code) | A senior-led team on a monthly fee |
| The work is continuous for the foreseeable future and you can wait to recruit | An in-house hire; our guide to hiring a product designer for your SaaS product covers how |
Some cases are mixed. A team with a fractional design lead can add a subscription for production, and a senior-led team can work alongside an in-house designer. The test stays the same: someone has to own the judgement, and it should be clear who.
When a dedicated designer is the right answer
A dedicated designer is sometimes the better choice, and a studio should say so. It is the right answer when:
- You already have strong design leadership and need hands. A design lead with a clear direction and more work than people gets the most from one more designer working to that direction. Paying for another layer of leadership would duplicate what you have.
- You need one person in your rituals every day. If design has to be present at stand-up, planning, refinement and review, and decisions are made in those meetings, a person whose week is shared may miss some of them.
- The work is steady enough to fill a full week for months. Continuous product work on one surface rewards one person building deep familiarity with it.
- Your access or security rules require named individuals. Some teams can only grant system access, customer data or production tools to specific, vetted people.
It is the wrong answer when nobody on your side has time to manage the person. Then you have bought a person and also a management job. Two more costs are easy to miss. When the work needs a skill the person lacks, such as research or design in code, you have to find it elsewhere. And if you hire an individual contractor directly and direct their day, employment status becomes a question. In the UK, when a designer works through their own company, a public-sector client or a medium or large private-sector client is responsible for deciding their employment status for tax under the off-payroll working rules (IR35); with a small private-sector client, the designer's own company decides. In the US, the IRS looks at behavioural control, financial control and the type of relationship. Ask your adviser before the contract is signed, not after.
If this describes you, look for providers whose terms name one person, set a number of hours or days a week, and leave the direction to you. The model goes by names such as staff augmentation or team extension. We do not name providers here, because the terms tell you more than the name.
Where each model fails, and the question that exposes it
Each model has a characteristic way of going wrong. Each one can be caught with a question asked before signing.
| Failure | Where it happens | The question to ask |
|---|---|---|
| "Unlimited" that means one at a time | Design subscriptions | How many requests are active at once, what counts as one request, and how long does a typical product request take? |
| Unused capacity that expires | Retainers and hour-based plans | What happens to hours or budget we do not use? If our approvals are slow, who carries the cost? |
| A senior who sells the work while juniors deliver it | Teams and studios | Who exactly will do the work, how much of their week is ours, and what notice do we get if that changes? |
| The client ends up managing the designer | Dedicated designers | Who on our side sets priorities and accepts the work, and do they have the time? |
| The fractional designer is absent when the decision is made | Fractional designers | Which days are ours, and how are urgent decisions handled between them? |
| Product knowledge leaves with a person | All four | Are decisions, files and research kept in accounts we own, so someone new can continue? |
The third failure has a long-standing remedy in procurement: name the people. The US Department of Health and Human Services, for example, uses a key personnel clause that treats the named people as essential to the work. The contractor must give at least 30 days' notice before voluntarily moving one of them to other work, and may not move or replace them without written consent. A design contract can borrow the idea at a smaller scale: name the people who will do the work, and agree what happens when one of them changes.
The fractional failure is not a criticism of fractional designers; it is how the model works. Amy Bonsall, who has worked as a part-time chief product officer for several organisations, put it plainly on HBR IdeaCast in November 2024: in a fractional role, "you're not there every single hour of every single day." In the same episode the host, citing the guests' HBR article, put the number of people on LinkedIn identifying as fractional leaders at more than 110,000 in 2024, against just 2,000 two years earlier. Those are leaders in every function, not designers alone.
The last failure applies to every model, and it is the one our guide to outsourcing UX design without losing product knowledge deals with in detail: a decision log you own, files in your accounts, and a test of whether someone new could continue the work without a call.
What AI changes in this choice
The evidence so far suggests generative AI is changing the production side of design more than the judgement side, and that should change what you pay a person to do.
Measured evidence comes from freelance work. A study of a large global freelancing platform found that within a year of the image generators released in mid-2022, job posts for image creation fell by about 17% compared with jobs that need mainly manual skills. For automation-prone writing and coding work, posts fell 21% on the same comparison within eight months of ChatGPT, and the remaining jobs of that kind were more complex and better paid (Demirci, Hannane and Zhu, Management Science, 2025). That is a study of freelance marketplaces, not of product design teams, so read it as a direction rather than a measure of your situation.
Designers and developers report the same split from the inside. In Figma's survey of 2,500 of its users, published in April 2025, 78% agreed that AI significantly enhances the efficiency of their work, but only 32% said they can rely on its output (Figma, 2025 AI report). Faster production with output that still needs checking suggests the scarce part is the person who knows what good looks like for your product.
Our inference for this choice: a model that mostly sells production, request by request, is selling the part of design that is getting easier to produce. A model that sells judgement is selling the part that still needs an experienced person. That does not make subscriptions wrong. For a well-specified production request they can be exactly right. It means you should know which of the two you are paying for.
How we work on ongoing product design
Tcules is a digital product design studio creating ambitious new software products and making established ones better. We were founded in 2017, are based in Ahmedabad, India, and have delivered more than 90 projects for clients across 19 countries, with a particular focus on SaaS.
For ongoing work, a senior designer leads the work and deals with you directly, and we bring in specialists when the work needs them, for a fixed monthly fee. You can change the team or end the arrangement with two weeks' notice, and there is no minimum term. Before work starts, we agree the decision owners on both sides, what we are responsible for and what would change the scope, as set out on our How we work page.
What this is not matters as much. Our designers are dedicated to your product for the capacity we agree, but they are not reserved for one client: the senior designer who leads your work may also lead work for other clients. If you need one person in your stand-ups every day, directed by your own design lead, a designer reserved only for you or an in-house hire will serve you better, and we would say so. The team around the lead also changes as the work changes, because the point is to bring in the skill the work needs at the time.
Ask us the questions in this guide the same way you would ask any other provider: who will do the work, how much of their time is yours, what happens when you need a skill they lack, and where your product knowledge will live.