Working in Spain as a third-country national almost always starts not with a visa, but with an autorización de residencia y trabajo — a residency and work permit issued for a specific employment situation. This is a fundamental difference from tourist or study visits: the permit exists only as long as there is a valid legal employment basis — registration with Seguridad Social, a valid contract, real work. If this foundation disappears or was fictitious from the outset, the legality of residence itself is at risk. In this article, we walk through the entire chain: from choosing an employment model to what to do if your employer tries to pay you under the table.
Two employment models: por cuenta ajena and por cuenta propia
Spanish immigration law distinguishes between two fundamentally different employment models for foreign workers, and the choice of model determines which documents you need and who bears the main procedural burden.
Por cuenta ajena means employment as a hired worker: the foreign national works under an employment contract with an employer registered in Spain as a company, self-employed person (autónomo), or another legal entity. The employer initiates the procedure, submits documents proving their ability to hire the worker, and undertakes to register the employee for alta in Seguridad Social from the first working day. This is the most common path for those coming to work a specific job vacancy.
Por cuenta propia means self-employment: the person registers as an autónomo and conducts activity in their own name, paying Seguridad Social contributions themselves. The applicant must demonstrate professional qualifications, provide a business plan or project description, and confirm sufficient funds to launch the activity. This model suits consultants, craftspeople, freelance professionals and small business owners, but requires much more thorough documentary justification of business viability.
Separately, it is important to know about the catálogo de ocupaciones de difícil cobertura — a catalog of occupations with labor shortages, published quarterly by SEPE (Spain's Employment Service) by province. If the vacancy is listed in this catalog, the employer does not need to pass the so-called labor market check (proof that no candidate was found among Spanish citizens or EU residents) — this substantially speeds up and simplifies the procedure. The catalog changes by region and season, so it is worth checking whether a specific profession is current at the time of application, rather than relying on information that is months old.
Legal advice. Before signing any employment commitment, clarify which employment model you will use and whether the proposed position is in the current catálogo de ocupaciones de difícil cobertura for your province. This immediately shows how realistic the timelines promised by intermediaries are.
What the employer must do
Under the por cuenta ajena model, the employer is legally the initiator of the procedure, and bears the main list of obligations even before the worker physically arrives in Spain.
- Be legally registered as a business or self-employed person with current tax and labor status, with no arrears to the tax authority or Seguridad Social.
- Demonstrate a genuine capacity to hire the worker: presence of appropriate business activity, turnover, number of already-hired employees — depending on company size.
- Either confirm that the position is listed in the catálogo de ocupaciones de difícil cobertura, or pass the labor market check procedure by publicly posting the vacancy through SEPE for a specified period.
- Prepare a draft employment contract with real conditions — the position, salary not below the legally set minimum, working hours duration.
- File an application for authorization with the competent authority (usually through the territorial office handling labor migration matters) and pay the required fees.
- After the worker arrives — register the worker with alta in Seguridad Social by the first actual working day, without exception and without delay.
Unscrupulous intermediaries often skip some of these steps or promise to "simplify" the procedure for extra payment. If the employer is unwilling to show documents of their own registration or avoids written confirmation of conditions, this is a serious red flag to investigate the employment conditions and situation before submitting any documents, not after.
Required documents
The document package differs depending on whether the employer in Spain applies or the worker applies at the consulate, but the basic set repeats in both scenarios.
- Valid passport with an expiration date that covers the planned period of stay.
- Certificate of good conduct from your country of origin and from countries where you have lived in the past five years, legalized (apostilled) and translated into Spanish by a sworn translator.
- Medical certificate in the prescribed form attesting absence of diseases that pose a public health threat under International Health Regulations.
- Draft employment contract or formal job offer specifying the position, salary, working hours duration and contract term.
- Employer documents confirming registration, solvency and no arrears to Seguridad Social or the tax authority.
- Qualification proof — diploma, certificates, and for regulated professions (medicine, building inspection, some engineering specialties) — recognition of diploma or right to practice the profession in Spain.
- Photographs in the prescribed format and receipt for payment of the administrative fee (form 790).
For the por cuenta propia model, you will additionally need a business plan or description of your business activity, proof of sufficient funds to launch, and if necessary, documents proving the professional qualification required for your specific line of work.
Legal advice. The legalization and translation of the good conduct certificate is a step where weeks are often lost: the document has a limited validity period, and if the apostille process drags on, the certificate becomes outdated before the application is even submitted. Plan this step first, not last.
How the work permit application process works
The general logic of the procedure consists of several sequential stages, each with its own review periods set by the competent authority and subject to change depending on the workload of a particular office.
- Filing the authorization application. The employer submits documents justifying the need for a specific worker, together with a draft contract. At this stage, the prospective employee may still be abroad.
- Review and decision. The competent authority verifies the employer's compliance with requirements, the genuineness of the vacancy, and if necessary, the fact that the vacancy was posted through SEPE. The result is approval or denial with reasons.
- Obtaining a visa at the consulate. After authorization is approved, the worker applies to the Spanish consulate in their country of residence for a visa corresponding to the purpose of entry — employment or self-employment.
- Entry and residence registration. After arrival, within the set period several formalities must be completed: residence registration (empadronamiento) at the municipality and filing for a TIE — the physical residency permit card.
- Seguridad Social registration. By the first actual working day, the employer is required to register the worker with alta in the social insurance system. This action legally "activates" the work permit — without it, work is not legal, even with approved authorization and a visa.
Timeframes at each stage are set by regulation and periodically adjusted, so we deliberately do not cite specific numbers of days — current deadlines should be checked at the time of application. What matters more is understanding the sequence: without valid authorization, there is no point in applying for a visa; without a visa, legal entry for work is impossible; and without alta, work remains unlawful even after successfully crossing the border.
Employment contract, salary and working hours
The employment contract in Spain exists in two basic forms, and the level of worker protection depends on which form is used.
Contrato indefinido — an indefinite contract, the standard employment form by default for most positions. It provides full employment guarantees, including rules for termination and severance compensation.
Contrato temporal — a fixed-term contract, which may only be used for a limited list of situations provided by law: replacing an absent worker, seasonal production fluctuations, performance of a specific project with defined scope. A fixed-term contract cannot be used as a way to circumvent indefinite employment guarantees — abuse of this form is one of the typical claims checked by Inspección de Trabajo.
Regardless of contract type, compensation cannot be lower than SMI — the minimum interprofessional wage, the amount of which is set annually at the state level and reviewed in light of economic circumstances. Since this figure changes year to year, you should rely on the officially published rate for the current period, not a figure heard from acquaintances or read in an outdated article.
Working hours are regulated by the Estatuto de los Trabajadores: the maximum duration is 40 hours per week on average over a calculation period, with mandatory rest breaks between shifts. Overtime has separate rules for payment or compensatory time off and must be recorded in writing. Each month, the employer must provide a nómina — a payslip detailing salary, deductions and hours worked. The nómina is the first document an attorney or labor inspector requests if a dispute arises over hours actually worked or amounts paid.
Legal advice. Always keep copies of all nóminas, even if the employer sends them only by email. A discrepancy between hours stated in the contract and actual schedule is one of the most common causes of labor disputes, and a consistent history of payslips allows you to prove this discrepancy.
Seguridad Social registration and worker rights
Alta in Seguridad Social is not a formality for the employer, but a source of concrete worker rights. From the moment of registration, the worker gains access to the public healthcare system, accumulates pension credits, is entitled to compensation for workplace accidents, and upon meeting the required contribution period, is entitled to unemployment benefits (paro) if the job is lost.
The entire record of employment relations is captured in the vida laboral document — an official statement showing all periods of official employment, employers and contribution duration. This document can be requested independently, and it serves as the main proof of continuity of legal employment when renewing the residence permit.
Among the basic worker rights, regardless of nationality:
- Receive a monthly nómina with details of earnings and deductions.
- Have a signed copy of the employment contract in your possession.
- Be officially registered with Seguridad Social from the first working day, not "later, when we complete the paperwork."
- Contact a union or worker representative body at the company.
- File a complaint with Inspección de Trabajo if you believe working conditions are being violated.
These rights apply equally to Spanish citizens, EU citizens and foreign nationals with a residence and work permit — labor law makes no distinction based on citizenship regarding minimum guarantees.
If your employer does not register you officially
The most risky situation for a foreign worker is when the employer offers to begin work "while we process the documents" or altogether avoids official registration, paying in cash outside any contract. For a foreigner this is double jeopardy: the absence of alta means not only lack of social protection, but also a direct threat to the residence permit itself, which is legally tied to real registered employment.
If you suspect the employer has not performed or is not performing their registration obligation, the sequence of actions should be:
- Gather all available evidence of employment relations: correspondence with the employer, work schedules, statements from colleagues, any partial payments or receipts.
- Check your status independently — vida laboral will show whether registration actually occurred and from what date.
- File a complaint with Inspección de Trabajo — the supervisory body with authority to inspect companies, impose sanctions on employers and document unregistered work even retroactively.
- If necessary, initiate a labor dispute to recover unpaid wages and establish the existence of actual employment relations, even if no written contract exists.
This is where the lawyer and advocate pair works best: the client explains the situation in everyday language — when they started work, how much was paid, why doubts arose — the lawyer translates this account into precise legal terms and labor law categories, monitors procedural deadlines for complaints, and the advocate represents the worker's interests directly before Inspección de Trabajo or in labor court if the case goes to trial. The division of roles ensures that no stage is left uncontrolled: the lawyer handles strategy and deadlines, the advocate handles representation where it is legally necessary.
Legal advice. Do not wait for the situation to "resolve itself." Deadlines for filing complaints with Inspección de Trabajo and the limitation period for labor claims are restricted, and the longer unregistered work continues, the harder it becomes to prove the actual employment period. Early consultation substantially eases subsequent protection efforts.
How the permit is tied to employment: changing employers, job loss and renewal
The residency and work permit in Spain is not an abstract document — it reflects the specific employment situation at the time of issuance, and changes to that situation carry legal consequences.
Changing employers. After an initial period during which the permit is tied to a specific employer and sector, the worker typically gains the ability to change jobs within the same province or even move to another sector, provided official registration with Seguridad Social is maintained. The key requirement remains unchanged: the new employer is equally obligated to register the worker with alta before work begins, and a gap in registration without good cause can affect renewal of the permit.
Job loss. If employment relations end — through dismissal, expiration of a fixed-term contract or business closure — the permit does not automatically cancel at that exact moment. The worker should immediately register as a job seeker through SEPE, preserve all dismissal documents (certificate of termination of employment relations, final nómina) and if possible, find new official employment as quickly as possible. An unregistered period exceeding set limits complicates permit renewal and in some cases requires transition to another residence basis, such as residency based on accumulated time in the country (arraigo), if legal grounds exist for this.
Permit renewal. The renewal application must be filed before the current permit expires, usually within a timeframe set by law before expiration. The competent authority assesses, among other things, the continuity of employment activity based on vida laboral records, payment of Seguridad Social contributions, and the absence of extended periods of unregistered employment. The more carefully documentation was kept during the first permit period, the smoother the renewal — and conversely, gaps or unexplained breaks in work history may form grounds for additional inquiries or denial.
Legal advice. Plan your renewal application well in advance, not in the final week before the permit expires. If during the current permit period there were periods without official work, prepare explanations and documentary proof of the reasons — job search, sick leave, force majeure — before submitting your application, not after receiving an inquiry from the authority.
Frequently asked questions
Can I change employers while holding a work permit?
Yes, usually after an initial period of being tied to a specific employer and sector, a worker can switch to another company. The main condition is that the new employer must register the worker with alta in Seguridad Social without a gap or with minimal interruption in registration, since it is the continuity of official employment that confirms the legality of residence.
What should I do if my employer pays me in cash and does not register alta?
Gather evidence of actual work (correspondence, schedules, statements), check your status through vida laboral and file a complaint with Inspección de Trabajo. At the same time, you should consult a lawyer to assess risks to your residence permit and determine a protection strategy for your labor rights.
How long does it take to get a work permit in Spain?
Exact timeframes are set by regulation and periodically adjusted by competent authorities, so it is not correct to guarantee a specific number of days in advance. Generally the procedure consists of review of the employer's application, obtaining a visa at the consulate, and registration after arrival — each stage has its own review period, which should be verified at the time of application.
Can I start work immediately after entering Spain on a work visa?
No, work is only lawful after the employer has registered you with alta in Seguridad Social. Possession of a visa or even a TIE by itself does not give you the right to actually begin work until this registration is complete.
What is the catálogo de ocupaciones de difícil cobertura and why does it matter?
This is a quarterly list of occupations with labor shortages by province, published by SEPE. If the vacancy is included in the catalog, the employer does not need to pass the labor market check, which substantially accelerates and simplifies the work permit application process.
Working in Spain with an official permit is not a one-time formality but a continuous process: registration, contract, monthly nómina, correct alta, and later renewal of the permit based on accumulated work history. Each link in this chain affects the next, so it is worth being careful both in choosing an employer at the start and in preserving documents throughout your entire employment period.
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