Senior Client Tax specialist

City:  Amsterdam


Who we are


flatexDEGIRO operates one of the leading and fastest growing online brokerage platforms in Europe. Based on modern, in-house state-of-the-art technology, we offer our customers of the flatex and DEGIRO brands a wide range of independent products with execution on top exchanges. Our technological edge, high efficiency and strong economies of scale enable us to continuously improve our service offering for clients and set leading standards in terms of product, price and platform quality.


With around 3 million customer accounts and around 57 million securities transactions processed in 2023, flatexDEGIRO is one of the largest retail online brokers in Europe. In times of bank consolidation, low real interest rates and digitalization, flatexDEGIRO is ideally positioned for further growth. Further information can be found at


Want to know what it’s like to work for flatexDEGIRO?


Check out our Instagram @lifeatflatexdegiro and meet the great people that makes us who we are! Do you already see yourself as part of this team? Apply!



The Client tax department is looking for a skilled senior tax specialist interested in the financial markets with experience in tax compliance and reporting in the Netherlands with good communication skills in Dutch. The department is a joined team operating in Germany, Austria and the Netherlands, led by the Head of Client Tax and dealing with local and international tax requirements and reporting. In the role of a Senior Tax Specialist (Manager Client Tax), you will be part of the Client tax team located in Amsterdam, where we are currently 4 tax specialists with international tax background. You will be closely cooperating with Tax Technology team, Operations, Brokerage and other stakeholders. As a Tax manager you will be ensuring timely and accurate tax reporting, supporting business initiatives with respect to operational taxes and assisting the team with day-to-day activities.
What you will be doing 

  • Identifying and managing risks in the area of product and client taxes (Dutch personal income tax, Dutch and foreign withholding taxes, FTT, etc.) and reporting
  • Supervising and controlling Dutch tax reporting (for example “Renseignering-Reporting”), also with regard to pension/savings products and regulatory requirements
  • Implementation of regulatory-driven, tax law requirements, including development of technical specifications for IT teams
  • Participating in preparation of international tax reporting; in particular CRS, FATCA and QI (QDD, QSL) as well as reporting of financial transaction taxes
  • Collaboration in product and services approval processes and independent preparation of tax law requirements; for example, crypto currency trading
  • Supervision of withholding tax concepts and their procedural optimization within the bank, including relief at source and tax reclaim services development
  • Supporting Service Desk in responding clients’ requests related to tax topics
  • Developing and documenting of new procedures in connection with product and client taxes 


What you bring us

  • Academic tax degree (e.g. master in tax law or tax economics). A lower level of education possible with an extension of required experience
  • 4+ years of recent and relevant working experience in an international tax advisory firm or/and in the banking or financial market sector and preferably in a comparable in-house tax position
  • Experiences in the responsibilities described above
  • Very good understanding of the Dutch personal income taxation and reporting
  • International tax experiences, understand of OECD and European DAC concepts
  • Data management skills (searching, analysis, extracting, formatting, etc.)
  • Readiness to develop skills in the area of IT systems and Data Bases
  • High analytical skills as well as a reliable and independent way of working
  • Project-Management skills can be an advantage 
  • Very good presentation and communication skills in Dutch and English (German is considered a plus)


Interested? This is what we offer you

  • Promise of a good work-life balance
  • 30 days paid leave
  • An enthusiastic and fun team to work with
  • Personal and professional development with access to relevant courses
  • Transport allowance or related benefits like a leased electric bike
  • Pension plan
  • A challenging job in an international and fast-growing company
  • A competitive salary
  • A lot of freedom executing your role and a chance to shape your own career
  • The opportunity to participate in a new, enthusiastic team of likeminded professionals



To make your life easier


You get the freedom to work flexible. Meaning you don’t have to work in our office every day, but we like it if you do of course! It’s fun to come in and mingle with your colleagues. There is also fruit, good coffee, drinks & snacks, and great sandwiches for lunch every day. Our beautiful and modern office in located in the iconic Rembrandt tower that is conveniently next to Amstel Station. To make work@home comfortable we offer a €35 internet allowance, provide a company laptop and many options to make it comfortable, such as a chair, screen and headphones. And last but not least: the gym membership options we provide is an easy way to get into shape!


Want to invite your friends to work for us as well? A generous referral bonus will be yours if they get hired, so spread the word once you start!


All qualified applicants will receive consideration for employment without regard to ethnicity, color, religion, age, sex, national origin, disability, sexual orientation, gender identity/expression, or any other legally protected status. flatexDEGIRO is an Equal Opportunity Employer.


flatexDEGIRO Dutch Branch
Ian Daugherty
Corporate Recruiter