Hands-on Senior Platform Engineer - C++/C# (Windows)

Honeywell International, Inc.; México; Hybrid; MXN 600,000 - 1,200,000; Full time

Job summary

Honeywell’s Security and Access Solutions team is seeking a hands-on senior engineer to own core platform components, drive architecture decisions, and modernize a high‑impact system across Windows deployments.

You will work in an Agile environment, shipping high‑quality C++/C# code, tackling hard failures, and contributing to testing, observability, and debugging practices while coordinating with global stakeholders.

Qualifications

• 4+ years of professional software development experience building and debugging production systems in Windows development and deployment platforms.
• Strong proficiency in C++, VC++, C#, messaging systems, and multi-threaded programming within Windows environments.
• Experience with relational databases, ideally MS SQL Server.
• Solid understanding of Windows internals and Windows development technologies.
• Understanding and usage of OpenTelemetry.
• Disciplined approach to debugging, testing, and system analysis and related tools.
• Experience using modern developer tooling to improve productivity, code quality, or test coverage (e.g., Copilot).

Responsibilities

• Design, build, own and maintain core platform components from implementation through deployment, diagnostics, and long-term evolution.
• Write and review high-quality C++/C# code with emphasis on correctness, performance and maintainability.
• Contribute to architectural discussions driving scalability, resiliency, performance and developer productivity.
• Tackle hard system failures including concurrency issues, performance degradation and data consistency problems.
• Establish patterns for testing, observability and debuggability in complex systems.
• Collaborate with engineers, QA and product partners in an Agile, multi-site environment.
• Communicate technical complexity clearly with pragmatic estimates, design tradeoffs and progress updates.

Skills

C++

VC++

C#

Messaging Systems

Multi-threaded programming

Windows development

Tools

Copilot

Job description

Honeywell’s Security and Access Solutions team is seeking a hands-on senior engineer to own core platform components, drive architecture decisions, and modernize a high‑impact system across Windows deployments.

You will work in an Agile environment, shipping high‑quality C++/C# code, tackling hard failures, and contributing to testing, observability, and debugging practices while coordinating with global stakeholders.