Finance Intern | Based in Barcelona

Behind every FX transaction Kantox processes, there is a finance function making sure the numbers are right. We are a 200-person fintech handling over $18 billion in client transactions across 75 countries, and our Finance team keeps the engine running. We are looking for an Accounting Intern to join that team in Barcelona and get hands-on experience in a fast-paced, international financial environment.

This is not a shadowing role. From day one, you will be doing real work that the team depends on.

What you will work on

Processing and reconciling invoices and expense reports

Supporting month-end and quarter-end close activities

Assisting with bank reconciliations and balance sheet checks

Maintaining accurate records in our accounting system

Supporting the team with ad hoc financial reporting and analysis The setup

You will be based in our Barcelona office, working directly within the Finance team. You will get structured onboarding, close support from senior team members, and the opportunity to see how finance operations work inside a profitable, high-growth fintech backed by BNP Paribas.

Who you are

You are currently studying Accounting, Finance, Business, or Economics, and you are looking for an internship where you will actually learn, not just observe. You are comfortable with numbers, disciplined about detail, and the kind of person who flags a problem rather than sits on it.

Concretely

Currently enrolled in a degree in Accounting, Finance,



Business, or Economics

Solid understanding of core accounting principles: debits, credits, reconciliations

Comfortable working with Excel or Google Sheets

Fluent in English, our working language at Kantox

Available for the full internship period with university sign-off confirmed

Nice to have

Prior internship or part-time experience in a finance or accounting function

Exposure to accounting software such as SAP, Xero, or NetSuite

Spanish speaker, helpful for local vendor communication

Interest in fintech, FX, or financial markets

What we offer

Sponsored learning and development budget

Versátil working hours and short Fridays

Hybrid working model

Gym discounts and free sports activities

Restaurant Ticket with monthly credit and regular cross-team lunches

Fresh fruit and unlimited coffee

Pizza Fridays

Barcelona office with 360° views of the city

About Kantox

We are a profitable, 200-person fintech and a BNP Paribas company, with offices in London and Barcelona. We have grown consistently since ****, built on a product that handles real financial complexity for clients who depend on it every day.

Joining

Kantox as an intern means joining a team that takes its work seriously and invests in the people doing it.

Kantox is an equal opportunity employer. We hire on merit and welcome applicants regardless of background, nationality, gender, age, sexual orientation, or disability status.

📌 Finance Intern (Laza)
🏢 Kantox
📍 Laza