Role summary

Blockbax is entering a decisive growth phase. The product is proven, the customer base is expanding and the company is backed by committed, high-quality investors. This role offers a unique opportunity to join at a moment where financial structure, insight and leadership will directly influence the next stage of growth.

As Financial Controller, you will be responsible for the full financial backbone of the organisation and act as a trusted sparring partner for the leadership team. The position offers significant responsibility from day one and a clear growth path towards a role with CFO responsibilities. This is a unique opportunity to step into a role where your work will directly influence the company’s next growth phase.

What you'll do

You will take end-to-end ownership of the finance function and act as a strategic partner to the leadership team and shareholders.

• Own the finance back office, including accounting, reporting, contracting, and controls.
• Prepare and maintain annual accounts (jaarrekeningen).
• Keeping budgets, forecasts, and financial plans aligned with company goals.
• Translate financial data into clear, actionable insights and advice for management.
• Prepare and present shareholder-level financial decisions.
• Continuously improve financial processes to support scale and speed.
• Act as the financial “single source of truth” across the organisation.

This role goes far beyond reporting numbers, it’s about shaping decisions.

What we’re looking for

You combine strong fundamentals with a startup mindset.

• Bachelor’s degree in Accounting (or equivalent).
• 3–5+ years of experience in accountancy or financial control.
• Strong and proven expertise in Excel (you’re fast, accurate, and structured)
• Excellent written and verbal communication skills
• Ability to adjust quickly to changing priorities and conditions
• Sharp analytical thinking with the ability to see the full financial picture
• Proactive, ownership-driven, and comfortable advising leadership
• High learning velocity and adaptability. You grow with the company




Nice to have (not required).

• Experience in a fast-growing SaaS or scale-up environment
• Exposure to investor reporting or board-level interactions




We value skills, mindset, and execution power over perfect résumés.




Growth & trajectory

This role is intentionally designed as a launchpad

• Clear opportunity to take on CFO-level responsibilities
• Direct exposure to strategic, investor and shareholder decision-making
• Continuous learning from a strong network of builders, founders and investors
• Real responsibility early, no artificial ceilings
• Personal growth at Blockbax is not optional; it’s expected and supported.

What we offer you

• Competitive salary and benefits.
• 28 paid holiday days.
• Employee participation plan, including the opportunity to receive company shares.
• A modern office in the city centre of Rotterdam, just a 2-minute walk from Central Station.
• Flexible working arrangements, with an hybrid office-home working setup
• Pension plan.
• Budget for home-office travel.
• Daily in-office perks, including lunch, snacks, drinks and more
• A culture built on respect, ownership, impact and fun, where people genuinely enjoy working together.

Why Blockbax

• A hyper-focused, high-performance team.
• Momentum: a product that is ready to scale globally.
• Backed by serious, long-term investors.
• Access to a powerful network of people who actively want to help you grow.
• A culture of ownership, trust, ambition and fun.

If you’re looking for predictability, this isn’t it. If you’re looking for impact, ownership, and personal growth: welcome aboard!

Apply now and help build the financial foundation of a company ready to take on the world.