Summary
✨ AI‑Generated
A technology project is seeking a Senior Python Developer to build automation solutions, modernize legacy applications, perform data processing, and create business intelligence dashboards.
Highlights
Long-term freelance opportunity involving Python development, automation, data engineering, and business intelligence solutions.
Description
Senior Python Developer with VBA Skills
Type of Cooperation: Contract / Freelance (B2B)Daily Rate: up to €600 / dayLocation: The Hague, Netherlands / Nearsite (Onsite & Remote as per specifications)Start Date: October 2026 (latest start December 2026)Initial Duration: 8 months (160 working days, with optional extensions up to July 2029)Security Clearance: CONFIDENTIEL UE / EU CONFIDENTIAL (Certificate of good conduct < 3 months required)
Key Responsibilities:
Python Development: Develop web solutions and automation scripts using Python.VBA Development & Migration: Write, debug, and maintain complex VBA applications (Microsoft Access and Excel), and contribute to migrating Access-based solutions to SQL Server and modern technologies.Data Engineering & ETL: Execute ETL (Extract, Transform, Load) processes on complex datasets.Business Intelligence & Reporting: Design and build advanced dashboards, data models, and visualizations using Microsoft Power BI to support operational analysis.Technical Collaboration: Liaise with other technical teams to push new features and updates to production environment.Documentation & Security: Prepare and maintain comprehensive technical documentation while ensuring secure coding practices, logging, and auditing standards.
Mandatory Technical Skills:
Python: Proficiency with Python and frameworks for web development, data manipulation, and automation.VBA: Proficiency with VBA applications (Excel, Access), including scripting for automation, data import/export, and pre-processing utilities.Database & ETL: Solid knowledge of relational database development (MS SQL Server, T-SQL, schema design, stored procedures, query optimization) and ETL tools (SSIS, Power Query, Neo4j utilities).Power BI: Proficiency with Microsoft Power BI (DAX, data modelling, interactive reporting, dashboards).Full Stack Architecture: Good knowledge of designing, documenting, and developing full-stack solutions.Application Security: Working knowledge of authentication and authorization standards (OAuth 2.0, OpenID Connect) and secure coding practices.DevOps & Agile: Experience with Agile methodologies and Azure DevOps (backlog management, CI/CD pipelines, source control) alongside Git version control.Containerization: Good working knowledge of Docker.
