Python Developer / Azure Data Engineer

Seargin; Polska; On-site; PLN 201,000 - 312,000; Full time

Benefits offered by this job

B2B Contract

Stable and Dynamic International Firm

Engaging Projects and Latest IT

Competitive Rates

Renowned International Projects

MultiSport and Private Medical Care

Job summary

Seargin Ltd is seeking a skilled Python and Azure Data Engineer to analyze financial processes, reverse-engineer business logic from Excel formulas, Power Query, and VBA, and design automation solutions on Azure. You will build ETL pipelines, ensure data quality, and implement end-to-end delivery capabilities.

The role involves developing regional approval workflows, producing monthly close reports, and deploying solutions in Azure for reliable production operations.

Qualifications

• At least 6 years of professional experience as a Python Developer or Azure Data Engineer.
• Strong Python and SQL skills with experience developing data processing applications.
• Experience ETL development and implementing data validation and quality rules.
• Hands-on experience processing Excel and CSV files using pandas or Polars and openpyxl.
• Experience with Azure SQL/SQL Server, Azure Functions, Azure App Service, and SharePoint Online.
• Knowledge of Microsoft Graph API and practical experience working with Git.
• End-to-end delivery capability from business process analysis to production deployment.
• Reverse-engineering business logic from Power Query, Excel formulas, and VBA scripts with data correction, change history tracking, and safe reprocessing.

Responsibilities

• Analyse existing financial processes and reverse engineer business logic from Excel formulas, Power Query solutions, and VBA scripts.
• Independently design and develop a Python-based application to automate monthly financial closing and reconciliation processes.
• Build ETL pipelines for importing and processing Excel and CSV files using Python libraries.
• Implement data validation and correction mechanisms to ensure accurate financial data.
• Develop regional approval workflows to support financial process coordination and controlled decision-making.
• Generate financial reports and reconciliation outputs to support monthly closing activities.
• Deploy and maintain the application in Azure, ensuring reliable production operation and ongoing support.

Skills

Python

Azure Data Engineering

SQL

ETL

Data Quality

Git

Power Query

Excel

Tools

Azure SQL

SQL Server

Azure Functions

SharePoint Online

Azure App Service

Power Query

Git

Job description

• Analyse Financial Processes and Business Logic
  • Analyse existing financial processes and reverse-engineer business logic from Excel formulas, Power Query solutions, and VBA scripts.
• Design and Develop Automation Solutions
  • Independently design and develop a Python-based application to automate monthly financial closing and reconciliation processes.
• Build ETL Data Pipelines
  • Develop ETL pipelines for importing and processing Excel and CSV files, using appropriate Python data processing libraries.
• Implement Data Validation and Correction
  • Develop data quality rules, validation mechanisms, and manual error correction functionalities to ensure accurate financial data.
• Develop Approval Workflows
  • Implement regional approval workflows to support financial process coordination and controlled decision-making.
• Generate Financial Reports and Reconciliation Outputs
  • Develop financial reports and reconciliation outputs to support monthly closing activities and financial data analysis.
• Ensure Data Integrity and Auditability
  • Implement data correction mechanisms, change history tracking, audit trails, and safe reprocessing capabilities.
• Deploy and Maintain Azure Solutions
  • Deploy, configure, and maintain the application in Azure, ensuring reliable production operation and ongoing support.

Requirements

• Python and Azure Data Engineering Experience
  • At least 6 years of professional experience as a Python Developer or Azure Data Engineer, with the ability to deliver solutions independently.
• Python and SQL Expertise
  • Strong practical knowledge of Python and SQL, with experience developing data processing applications and working with relational databases.
• ETL Development and Data Quality
  • Experience developing ETL processes and implementing data validation, quality rules, and error-handling mechanisms.
• Excel and CSV Data Processing
  • Hands-on experience processing Excel and CSV files using pandas or Polars and openpyxl.
• Azure Services and Database Technologies
  • Experience with Azure SQL or SQL Server, Azure Functions, Azure App Service, and SharePoint Online.
• Microsoft Graph API and Version Control
  • Knowledge of Microsoft Graph API and practical experience working with Git.
• End-to-End Solution Delivery
  • Ability to independently deliver applications from business process analysis and technical design through implementation and production deployment.
• Business Logic and Financial Data Management
  • Experience reverse-engineering logic from Power Query, Excel formulas, and VBA scripts, with knowledge of data correction, change history tracking, reconciliation, and safe reprocessing.

What we offer

• B2B Contract
  • Employment based on a B2B contract
• Stable and Dynamic International Firm
  • Opportunity to work in a stable, dynamically developing international company
• Engaging Projects and Latest IT
  • Chance to participate in interesting projects and work with the latest information technologies
• Competitive Rates
  • Attractive remuneration rates offeres
• Renowned International Projects
  • Involvement in the most prestigious international project
• MultiSport and Private Medical Care
  • MultiSport and Private Medical Care

Nice to have

• Financial Processes and Accounting
  • Knowledge of intercompany accounting, cost allocation, and financial reporting.
• Enterprise and Project Management Tools
  • Experience with SAP BW, ClickUp, Entra ID, or Azure DevOps.

Work with us