Python Developer

Type of Cooperation:

Contract / Freelance (B2B)

Daily Rate:

up to €600 / day

Location:

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

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.

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 .

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