Client Tax Data Analyst & Process Optimizer

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 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