**What does BOT stand for?**

Build-Operate-Transfer. It is a model in which a local partner builds a team, operates it for an agreed period and then transfers ownership and employment to the client.

**How long does it take to open a tech hub through BOT?**

First productive delivery typically arrives within 6 to 12 weeks. A small core team can often start working in around two weeks through a local partner, which is considerably faster than waiting for legal incorporation alone.

**Is BOT more expensive than staff augmentation?**

Not necessarily over time. Staff augmentation carries an ongoing provider margin. In BOT, that margin ends when the team transfers to your payroll.

**What happens to employees during the Transfer phase?**

They move from the partner’s payroll to your legal entity while keeping their role, team and working practices. The aim is continuity rather than disruption.

**Can I use BOT before I have a legal entity in the country?**

Yes. This is one of the model’s main advantages. The partner employs the team on your behalf while you incorporate in parallel, so hiring and legal setup progress at the same time.

**What is the difference between BOT and a captive centre or GCC? **

A captive centre is a fully owned unit that you build and manage yourself from day one. BOT reaches the same end state, but a partner absorbs the early setup and operating risk.

**Is BOT only for large enterprises?**

No. It is used by large corporations building strategic delivery centres and by smaller, fast-growing companies that want a European presence without immediately establishing local HR and legal functions.

**What are the main risks of BOT?**

The most common risks are a longer minimum commitment, often 18 to 24 months, and reliance on the partner’s recruitment quality during the Build phase. Both can be managed through clear KPIs and a defined transfer date.

**Which European countries are commonly used for BOT tech hubs?**

Portugal, Poland, Romania and Bulgaria are frequently cited as nearshore locations. Portugal is often chosen for its time-zone overlap with Western Europe, competitive costs and university talent pipeline.

**Does BOT work for regulated industries such as fintech or healthtech?**

Yes, provided compliance, IP protection and data-handling requirements are built into the Build phase from the outset.

**What is a realistic minimum team size?**

A team of around three to five people is a common starting point, typically two to three engineers and a project manager, with further scaling once the hub is proven.

**Is transfer to my entity mandatory?**

Transfer is the defining feature of BOT, but its timing is negotiated. Some clients extend the Operate phase if they are not ready to incorporate, although the cost model generally favours transfer once the team is stable.

Aubay blog

Tech Hub

Is Build-Operate-Transfer the Right Model for Opening a Tech Hub in Europe?

Find out whether the BOT model is the best option for setting up a tech hub in Europe. Compare it with other alternatives and discover why Portugal is a strategic location for building your engineering team.

Maria Ribeiro

Quick answer

For most companies opening their first engineering hub in Europe, the answer is yes. Build-Operate-Transfer, or BOT, is often the safest route because it gives you a fully staffed, operational team in weeks rather than months, while still leading to a hub that you ultimately own. It is less suitable if you already have a legal entity and established HR infrastructure in the target country, need only a very small team, or want a short-term, flexible arrangement with no intention of taking ownership. The key is to choose the model that fits your operating needs, rather than forcing your plans to fit the model.

What the BOT model actually is

Build-Operate-Transfer is a three-phase partnership in which a local specialist:

Builds the team by recruiting engineers and setting up the tools, workspace and governance required to meet your standards.
Operates the team on your behalf for an agreed period, commonly 12 to 36 months, managing payroll, HR, local compliance and day-to-day people operations.
Transfers the team, its knowledge and relevant assets into your legal entity once the operation is stable and delivering value.

The outcome is a fully owned tech hub with your brand, governance and strategic direction, without the risk of building everything from scratch in an unfamiliar market. In practice, a BOT partner can typically support first delivery within 6 to 12 weeks. By comparison, legal incorporation alone can take around two months in many European countries before direct hiring can begin.

Why this decision is on so many CTOs' desks right now

Three pressures are encouraging IT leaders to consider BOT as a route into Europe:

Talent shortages in home markets. Many technology companies struggle to find skilled developers locally, which makes nearshore locations with deeper engineering talent pools more attractive.
Growing interest in hybrid ownership models. BOT combines a partner’s operational support with a clear route to full ownership and control.
Cost pressure without sacrificing governance. The model can reduce the cost of building senior engineering capacity while avoiding the governance gaps that can arise in purely outsourced arrangements.

This approach addresses four issues that senior decision-makers, including CTOs, CIOs, COOs, VPs of Engineering and IT Directors, regularly face when scaling delivery: tight deadlines, limited internal capacity, cost and return-on-investment scrutiny, scarce specialist talent and integration risk with external teams. BOT is designed to address these challenges together through speed, transparent costs, qualified talent and structured integration into your culture.

When BOT is the right choice and when it isn't

Choose BOT when:

You want a hub that you will eventually own and operate through your own legal entity, but do not yet have local HR, payroll or employment-law expertise.
You need to move quickly and want a team working within weeks through a local partner rather than after a months-long, from-scratch setup.
You want to validate the team, market and talent pool before committing to a permanent office or legal entity.
Your initial need is a core team of around three to five people, often two to three engineers and a project manager, with scope to grow over time.

Consider another option when:

You already have an established legal entity and HR function in the country. Direct hiring or a subsidiary build-out may then be faster and more cost-effective.
You need only one or two contractors for a short, well-defined project. Staff augmentation avoids BOT’s longer minimum commitment.
You do not plan to take on direct employment at any stage. Ongoing outsourcing may be a better fit than a model designed around eventual ownership transfer.

Why Portugal is a strong location for a BOT tech hub

Portugal, and Lisbon in particular, is a common choice for companies using this model in Europe:

Talent depth. Portugal offers a strong pipeline of software engineers and specialists in DevOps, QA, data and cloud, supported by leading universities and engineering schools and a proven ability to attract international technology talent.
Time-zone alignment. Lisbon offers real-time overlap with Western and Central Europe, as well as workable collaboration with North America. This matters for agile teams and DevOps handovers.
Competitive cost structure. Engineering salaries and setup costs remain meaningfully below those in Northern and Western Europe.
An established ecosystem. Portugal has a mature nearshore and managed services market, with local partners experienced in employment-law compliance and recruitment beyond LinkedIn-visible candidates.

How a BOT engagement works

This table reflects how Aubay Portugal structures BOT engagements for international clients building a hub in Lisbon. Teams can scale in around 30 days, compared with a typical six-month internal hiring cycle. Recruitment costs can be around 40% lower than building the same capability independently, while consultant retention through the Operate phase can reach 98%. The team you transfer is therefore the team you built, not a revolving-door operation. Clients keep their strategic focus on the core business while the local partner absorbs the workload of talent scaling and compliance.

Frequently asked questions

Ready to explore a BOT tech hub in Portugal?

If you are comparing BOT with a direct subsidiary or staff augmentation for your European expansion, Aubay Portugal can discuss what a Build-Operate-Transfer timeline and cost model could look like for your team size and industry.