Senior Business Analyst – IT Transformation and Data Modeling

Unleash transformation and elevate digital excellence — shape future-ready IT solutions!

Kraków-based opportunity with hybrid work model (5 days/month in the office).

As a Senior Business Analyst, you will be working for our client, a global financial organization driving complex IT transformation and application modernization initiatives. You will support the migration and modernization of legacy systems, ensuring business rules, data lineage, and domain models are accurately captured and translated for technical implementation. Acting as a bridge between business stakeholders, architects, and development teams, you will analyze, document, and communicate requirements while facilitating workshops, backlog grooming, and alignment sessions. Your work will enable secure, efficient, and high-quality delivery of business-critical solutions across multiple platforms.

Your main responsibilities:

• Acting as the primary liaison between business, architects, and development teams

• Reverse-engineering and documenting business rules from legacy code and TSQL

• Mapping data lineage and translating source data into target domain models

• Defining bounded contexts and supporting domain discovery sessions

• Eliciting, prioritizing, and translating business needs into BRDs, user stories, and acceptance criteria

• Performing impact analysis to support make vs refactor vs replace decisions

• Maintaining traceability in Jira/Azure DevOps from requirements to release

• Producing and updating BPMN, sequence/component diagrams, C4/context views, and data flow maps

• Validating Definition of Ready/Done and reviewing test scenarios for coverage gaps

• Facilitating workshops, demos, and stakeholder alignment meetings
  

You're ideal for this role if you have:

• 5+ years of experience as a Business Analyst in complex IT projects

• Advanced SQL expertise and reverse-engineering skills

• Ability to read and reason about .NET code and legacy layers

• Strong process and data modeling skills (BPMN, UML, C4)

• Experience with domain discovery techniques and DDD practices

• Familiarity with API contracts and integration patterns

• Experience mapping data lineage and working with metadata/catalog tools

• Basic cloud literacy for Azure and understanding operational implications

• Understanding of CI/CD concepts and integration into test automation

• Observability awareness (metrics, logs, tracing) and specifying monitoring requirements
  

It is a strong plus if you have:

• Experience with data catalog/lineage tools (Azure Purview, Collibra)

We offer you:

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes:

• Stable and long-term cooperation with very good conditions 

• Enhance your skills and develop your expertise in the financial industry

• Work on the most strategic projects available in the market

• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years

• Participate in Social Events, training, and work in an international environment

• Access to attractive Medical Package

• Access to Multisport Program

• Access to Pluralsight

• Flexible hours & remote work

  
  

Internal job number #8093

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