Client Tax Business Analyst

flatexDEGIRO; Amsterdam; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

30 days paid leave

Transport allowance

Pension plan

Rembrandt tower office

Flexible work arrangement

Access to courses and development

Job summary

flatexDEGIRO SE seeks a skilled Business/Data Analyst to support the Client Tax department with data reconciliation, requirements gathering, and IT alignment. You will translate business needs into technical specs and collaborate across tax, operations, and IT teams to ensure accurate, timely data processing.

Ideal candidates have a Finance/ Economics background, strong Excel and SQL skills, and proven ability to work with stakeholders while delivering reliable tax reporting and process

Qualifications

• Bachelor's or Master's degree in Finance, Economics, Business Administration, Information Management, or a related field.
• Professional experience in business analysis, data reconciliation, reporting, or operational processes within the financial services industry.
• Understanding of securities processing, custody services, and financial data flows.
• Experience collaborating with business stakeholders and IT development teams.
• Advanced Excel skills; SQL knowledge is considered an advantage.
• Knowledge of tax reporting and/or Qualified Intermediary (QI) reporting is a plus.
• Excellent communication and stakeholder management skills in English; additional languages are beneficial.
• Ability to work independently, prioritize tasks effectively, and meet deadlines in a dynamic environment.
• Proactive, solution-oriented mindset with a strong sense of ownership and accountability.

Responsibilities

• Support the Client Tax department in tax-related projects, data analysis, and reconciliation activities.
• Gather, analyze, and document business requirements for Client Tax initiatives.
• Translate business requirements into functional specifications for IT development teams.
• Act as the link between business, tax, operations, and IT stakeholders throughout project delivery.
• Support testing, implementation, and validation of system and process changes.
• Analyze data flows, identify gaps, and propose process improvement opportunities.
• Maintain project, process, and requirements documentation.
• Perform reconciliations between internal data and information received from custodians and external providers.
• Investigate and resolve data discrepancies and reconciliation breaks.
• Support QI reporting and other tax reporting obligations through data validation and reconciliation activities.
• Prepare reconciliation reports and monitor data accuracy, completeness, and regulatory compliance.
• Contribute to process optimization and automation initiatives.

Skills

Analytical thinking

Problem solving

Stakeholder management

Attention to detail

Excellent communication

Education

Bachelor's or Master's in Finance/ Economics/ Business

Tools

SQL

Excel

Job description

flatexDEGIRO SE operates the leading and fastest growing online brokerage platform in Europe. Based on modern, in-house state-of-the-art technology, customers of the flatex and DEGIRO brands are offered a wide range of independent products with execution on top TIER 1 exchanges. The technological edge, high efficiency and strong economies of scale enable us to continuously improve our service offering for clients and to set leading standards in terms of product, price and platform quality.

With more than 3,5 million customer accounts and more than 75 million securities transactions processed in 2025, flatexDEGIRO is the largest retail online broker in Europe. In times of bank consolidation, growing digitalization and the immanent need of millions of Europeans to take their financial future into their own hands, flatexDEGIRO is ideally positioned for further profitable growth.

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?

What tasks can you expect with us?

Support the Client Tax department in tax-related projects, data analysis, and reconciliation activities.

Gather, analyze, and document business requirements for Client Tax initiatives.

Translate business requirements into functional specifications for IT development teams.

Act as the link between business, tax, operations, and IT stakeholders throughout project delivery.

Support testing, implementation, and validation of system and process changes.

Analyze data flows, identify gaps, and propose process improvement opportunities.

Maintain project, process, and requirements documentation.

Perform reconciliations between internal data and information received from custodians and external providers.

Investigate and resolve data discrepancies and reconciliation breaks.

Support QI reporting and other tax reporting obligations through data validation and reconciliation activities.

Prepare reconciliation reports and monitor data accuracy, completeness, and regulatory compliance.

Contribute to process optimization and automation initiatives.

What do we want from you?

Bachelor's or Master's degree in Finance, Economics, Business Administration, Information Management, or a related field.

Professional experience in business analysis, data reconciliation, reporting, or operational processes within the financial services industry.

Understanding of securities processing, custody services, and financial data flows.

Experience collaborating with business stakeholders and IT development teams.

Strong analytical and problem-solving skills with a high attention to detail.

Advanced Excel skills; SQL knowledge is considered an advantage.

Knowledge of tax reporting and/or Qualified Intermediary (QI) reporting is a plus.

Excellent communication and stakeholder management skills in English; additional languages are beneficial.

Ability to work independently, prioritize tasks effectively, and meet deadlines in a dynamic environment.

Proactive, solution-oriented mindset with a strong sense of ownership and accountability.

Reliable team player who performs well under pressure and contributes to a collaborative work environment.

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 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 is 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!

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.