Client: Our client is a leading provider of financial and accounting systems for international enterprises.

Project overview: This project focuses on a desktop accounting application used by a large client base, along with related product support and service development. The work is centered on financial and accounting solutions built with Microsoft technologies.

Position overview: We are looking for a Senior C++ Developer to support and enhance a desktop accounting application and contribute to related services and applications.
- Technology stack: C++, MFC, Microsoft OLE, Win32, ATL, COM, C#, .NET, Windows Forms, MS SQL, REST, SOAP, WebSockets, OAuth, Git
- Main Programming Languages: C++, C#, SQL
- Responsibilities: Develop commercial applications with C++
- Maintain and enhance a desktop accounting application
- Support existing products
- Contribute to the development of new services and applications
- Work with Microsoft-based technologies
- Apply OOP, OOD, and programming patterns in daily development
- Work with MS SQL and data transfer protocols including REST, SOAP,



and WebSockets
- Use AI-assisted development tools (e.g., GitHub Co-Pilot, Claude Code, Claude in-browser) as part of the daily coding workflow — for code review, refactoring, test generation, and agentic multi-file tasks
- Collaborate with team members and communicate effectively in English
- 5+ years of experience developing commercial applications with C++, C#
- Knowledge of MFC, Microsoft OLE, Win32, ATL, COM, OAuth, Git
- Knowledge of .NET and Windows Forms, or willingness to develop knowledge in this area
- Skills in OOP, OOD, and programming patterns, including design patterns and class diagrams
- Experience working with MS SQL and data transfer protocols such as REST, SOAP, and WebSockets, with an understanding of their working principles
- Practical experience using AI coding assistants (Co-Pilot, Claude Code, or similar) for real development tasks — not just inline autocomplete, but

📌 Senior C++ Developer with MFC, Accounting Desktop App (Monterrey)
🏢 DataArt
📍 Monterrey