Senior Business Analyst (Securities Post Trading System)

XTB is a global company from the financial industry, focusing on online trading of financial instruments. It is the largest FinTech in Poland and a leader in Central and Eastern Europe, operating in several countries including Asia and South America. The company is undertaking the challenge of transforming its post-trade architecture by designing and implementing a modern, scalable securities record-keeping system supporting thousands of financial instruments and millions of transactions per day, with full automation of multi-currency accounting and migration from legacy solutions.

• Minimum 5 years of experience as a Business-System Analyst, Systems Designer, or Product Owner within capital markets, investment banking, or brokerage firms.
• Practical understanding of double-entry bookkeeping principles, general ledger operations, and financial subledgers.
• Strong understanding of securities trading domain (Equities and ETFs), including Trade Life Cycle, settlement mechanisms (T+0 vs. T+2), omnibus account structures, and clearing and custody processes.
• Ability to work with relational databases and cloud data platforms (Snowflake experience is a strong advantage).
• Experience mapping data from event-driven structures (e.g., transaction system logs) into accounting entries.
• Proven experience designing systems from scratch, with documented success in building accounting engines or transaction record-keeping systems.
• Strong process and abstract thinking to design entity hierarchies enabling the system to generate metrics by product and business line.
• Ability to map legal and tax risks, understanding how changes in technical logic impact tax operations and reporting.
• Ability to communicate effectively with software developers, accountants, auditors, and international branches.
• Confidence in architectural decision-making, distinguishing between critical MVP requirements and features that may delay project delivery.

Nice to have:

• Experience in international projects involving service passporting and local regulatory constraints (e.g., CySEC, FCA).

Accounting framework design:

• Develop the structure of accounts, sub-accounts, and accounting schemes (debit/credit) reflecting the life cycle of securities transactions.

Post-trade process modeling:

• Model the complete transaction processing lifecycle for equities and ETFs within the system, focusing on T+1/T+2 settlement (Cash Flow / Settlement) and reconciliation of client asset balances (individual investment accounts vs. pooled/omnibus accounts).

Collaboration on technology migration:

• Coordinate efforts to establish a new process for feeding accounting systems with data.

Analysis of regulatory risks and exceptions:

• Address issues specific to financial markets including fractional share transactions, settlement discrepancies, Corporate Actions, and multi-entity settlement structures.

Strategic advisory:

• Support business stakeholders in making architectural and regulatory decisions.