QT​/C++ Software Engineer - Madison WI; Onsite

Position

Software Engineer (C++/Qt, Networking Desktop Applications) – 12‑month contract (potential to convert to FTE). Onsite, Middleton, WI. Must be authorized to work in the U.S. (no sponsorship available).

A well‑established, employee‑owned technology manufacturer in the Greater Madison area is looking for a QT/C++ Software Engineer to join a Network Software team building and supporting a desktop application used to configure networked systems in demanding real‑world environments. This role touches multiple software disciplines—UI development, networking protocols, performance/scalability, multithreading, and modernization within a large, mature codebase. You will work in a collaborative team environment while owning deliverables end‑to‑end.

• Design, develop, and maintain C++/Qt desktop application features (UI + backend logic).
• Build and support software that communicates via networking protocols (TCP, UDP, multicast).
• Tackle multithreading/concurrency challenges and performance optimization.
• Improve maintainability and efficiency within a large legacy codebase.

• Strong professional experience with C++.
• Strong hands‑on experience with the Qt Framework (Widgets/Signals‑Slots/Models).
• Experience with multi‑threaded programming / concurrency.
• Experience building software that uses networking protocols such as TCP, UDP, and multicast.
• Comfortable working in large codebases (including legacy systems).

• Lua and/or Python.
• Wireshark or similar network troubleshooting tools.
• Cross‑platform development (Windows + macOS).
• Experience with networking/lighting protocols (e.g., ACN, RDM).
• CI/build pipeline experience.
• Tools:
  Git, Git Lab, Jira.

Beacon Hill offers a robust benefit package including medical, dental, vision, and federal and state leave programs as required by applicable agency regulations to those that meet eligibility. Upon being hired, details will be provided related to the benefit offerings.

Beacon Hill is an equal opportunity employer and individuals with disabilities and/or protected veterans are encouraged to apply.

Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.