C++ / C# - Software Engr II

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📍 MexicoFull time
Bug Fixes SupportC# ProgrammingC++ Programming LanguageSQL Server

About this role

Honeywell’s Security and Access Solutions business provides high-value security products and services that are critical for buildings around the globe. Building operators and security teams across dynamically evolving verticals depend on our software platforms for access control, intrusion detection, and locking solutions to help create safer and more efficient facilities. This role sits at the core of that evolution owning complex software systems, influencing architecture decisions, and helping modernize a mature, high‑impact platform where reliability and correctness truly matter. This is a hands‑on senior engineering role for someone who wants meaningful technical ownership.

This role is primarily hands‑on engineering. Architectural thinking and collaboration are essential, but shipping high‑quality software is the core expectation. As part of the engineering team, you will work in a continuous delivery environment and contribute to features that directly impact on our customers daily.

You will participate in feature planning and design sessions, implement software solutions, assist with test plans and documentation, and maintain those solutions. The ideal candidate will demonstrate strong functional programming skills and excellent communication to discuss her/his ideas with relevant stakeholders around the globe.

 

  • 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 a strong emphasis on correctness, performance, and maintainability.
  • Contribute to technical design and architectural discussions driving improvements in scalability, resiliency, performance, operational simplicity, and developer productivity.
  • Tackle hard system failures including concurrency issues, performance degradation, data consistency problems, and integration failures across services and devices.
  • Establish patterns and best practices for testing, observability, and debuggability in complex systems.
  • Collaborate closely with other engineers, QA and product partners in an Agile, multi‑site development environment.
  • Communicate technical complexity clearly providing pragmatic estimates, design tradeoffs, and progress updates when needed.

Must Have:

  • 4+ years of professional Software Development experience building and debugging production systems in Windows development and deployment platform.
  • Strong proficiency in C++, VC++, C#, Messaging Systems, multi-threaded programming within Windows‑based environments.
  • Experience working with relational databases, ideally MS SQL Server.
  • Solid understanding of Windows internals and Windows development technologies.
  • Understanding and usage of Open telemetry.
  • A disciplined approach to debugging, testing, and system analysis and it associated tools.
  • Experience using modern developer tooling (e.g., Copilot) and best practices to improve productivity, code quality, or test coverage.

We Value:

  • Experience with system level debugging, reverse engineering, or advanced diagnostic tools.
  • Background in architecture evolution of long‑lived platforms.
  • Exposure to hardware software integration, driver development, or low‑level interfaces.
  • Strong testing mindset (TDD or similar) and experience with secure coding practices.
  • Ability to balance technical depth with clear communication across engineering and non‑engineering audiences.
  • Familiarity with building automation, security systems, or other safety‑critical domains.

 

LI-Hybrid

Honeywell Technologies is a global, pure-play automation company with a legacy of innovating to help solve the world’s most mission-critical challenges, enhancing the quality of life for people and communities around the world. We serve the building, industrial and process sectors with a broad portfolio of services, solutions and products, underpinned by our Honeywell Technologies Accelerator operating system and Honeywell Technologies Forge intelligence layer. By combining the deep domain expertise of our more than 50,000 employees with decades of data from our global installed base, we are uniquely positioned to lead the industrial sector’s transition from automation to autonomy.

Frequently Asked Questions

Is the salary disclosed for the C++ / C# - Software Engr II position at Honeywell?
The salary for this C++ / C# - Software Engr II role at Honeywell is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the C++ / C# - Software Engr II position at Honeywell located?
This C++ / C# - Software Engr II role at Honeywell is based in Mexico. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the C++ / C# - Software Engr II role at Honeywell full-time or part-time?
This is listed as a Full time position. It is posted as a C++ / C# - Software Engr II role at Honeywell.
How do I apply for the C++ / C# - Software Engr II position at Honeywell?
Click the "Apply Now" button on this page. You will be redirected to Honeywell's official application portal hosted on oraclecloud where you can submit your application directly.
When was the C++ / C# - Software Engr II job at Honeywell posted?
This C++ / C# - Software Engr II position at Honeywell was posted on Oct 9, 2026. Apply as soon as possible — early applications are often reviewed first.
C++ / C# - Software Engr II
Honeywell
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