Data Modeling Architect (Banking)

Experis Manpower Group; Województwo mazowieckie; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Medicover healthcare package

Multisport card

Group life insurance

Job summary

Experis Manpower Group is seeking an experienced Data Modeling Architect to support large-scale banking data initiatives. The role is mostly remote with occasional visits to the Warsaw office.

You will design enterprise data models, define standards, and collaborate with stakeholders to deliver scalable data solutions across Data Warehouse, Data Lake, and related domains. The ideal candidate has deep data modeling knowledge (conceptual to physical), strong SQL/PLSQL, experience with Oracle DB,

Qualifications

• Strong expertise in conceptual, logical, and physical data modeling.
• Experience designing relational data models, Data Warehouses, and Data Marts.
• Deep knowledge of Star Schema and Snowflake Schema.
• Ability to define data modeling standards and assess model quality.
• Advanced SQL and PL/SQL skills.
• Hands-on experience with Oracle Database, query optimization, indexing, partitioning, and data quality management.
• Understanding of Data Warehouse, Data Lake, Data Mesh, Data Governance, MDM, Metadata Management, and Data Lineage.
• Experience with ETL/ELT processes, APIs, XML, JSON, batch and real-time integrations.
• Ability to map and integrate data across multiple systems.
• Knowledge of banking data domains (accounts, transactions, statements, payments, customer data, regulatory reporting).

Responsibilities

• Design and maintain enterprise data models and architecture.
• Define data standards, governance principles, and modeling best practices.
• Support data integration and transformation initiatives.
• Collaborate with business and technical stakeholders to deliver scalable data solutions.
• Design reporting and analytical data layers.
• Ensure data quality, consistency, and regulatory compliance.
• Support the organization's Data Driven Banking strategy.

Skills

Data modeling expertise

SQL / PL/SQL

Data Warehouse concepts

ETL/ELT

Star Schema / Snowflake Schema

Data governance & metadata management

Data integration across systems

Tools

Oracle Database

XML

JSON

APIs

Job description

Data Modeling Architect (Banking)

• Start: ASAP / within 1 month / flexible
• Work Model: Mostly remote, up to 5 days per month in the Warsaw office
• Contract Type: B2B via Experis

We are looking for an experienced Data Modeling Architect to support large-scale data initiatives within the banking sector.

Key Requirements:

• Strong expertise in conceptual, logical, and physical data modeling
• Experience designing relational data models, Data Warehouses, and Data Marts
• Deep knowledge of Star Schema and Snowflake Schema
• Ability to define data modeling standards and assess model quality
• Advanced SQL and PL/SQL skills
• Hands-on experience with Oracle Database, query optimization, indexing, partitioning, and data quality management
• Strong understanding of Data Warehouse, Data Lake, Data Mesh, Data Governance, MDM, Metadata Management, and Data Lineage
• Experience with ETL/ELT processes, APIs, XML, JSON, batch and real-time integrations
• Ability to map and integrate data across multiple systems
• Good understanding of banking data domains, including accounts, transactions, statements, payments, customer data, and regulatory reporting
• Knowledge of modern data-driven architectures supporting BI, self-service analytics, AI, and Machine Learning
• Understanding of Data as a Product principles

Responsibilities:

• Design and maintain enterprise data models and architecture
• Define data standards, governance principles, and modeling best practices
• Support data integration and transformation initiatives
• Collaborate with business and technical stakeholders to deliver scalable data solutions
• Design reporting and analytical data layers
• Ensure data quality, consistency, and regulatory compliance
• Support the organization's Data Driven Banking strategy

What We Offer:

• B2B contract via Experis
• Medicover healthcare package
• Multisport card
• Group life insurance