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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior C++ Workstation Developer - **Company:** Lumen Solutions Inc. - **Location:** Philadelphia, PA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Test Suite, Application Programming Interfaces (APIs), Software Applications, Bash Shell, C++ (Programming Language), CMake, Profiling, Continuous Integration, Software Debugging, Linux, Digital Architecture, Memory Management, Middleware, Fault Tolerance, GNU Debuggers, Desktop Environments, Inter-Process Communication, Virtual Desktops, Performance Tuning, Qt (Software), Memory Leaks, Secure Coding, Software Deployment, Software Engineering, Performance Testing, Real Time Systems, Git, Perf (Linux), Information Technology, Low Latency, Build Tools, Bitbucket, Code Restructuring, Software Version Control, Docker - **Published:** July 26, 2026 - **Apply:** https://www2.jobdiva.com/portal/?a=yyjdnwtj1vk20likwp2a7oa2mc2scw064c948z22g23e046qehohegye8oqt3zi6&compid=0/jobs/27355009#/jobs/27355009 ## About the Role * Bachelor's degree in Computer Science, Software Engineering, or related field. * Minimum 10 years of hands-on C/C++ development experience on Linux. * Proficiency in Bash scripting and legacy GUI frameworks (Motif, X11, MWM). * Experience with Wayland, GTK, Qt, and EFL. * Familiarity with Bitbucket, Git, CI/CD, and build systems (CMake, Make). * Strong debugging and profiling skills. * Knowledge of Linux internals, IPC, and performance tuning. * Excellent documentation and communication skills. Preferred Qualifications: * Deep knowledge of Linux kernel scheduling for deterministic latency. * Experience writing custom Wayland protocols and compositor extensions. * Expertise in Zero-Copy IPC using shared memory for performance optimization. ## Description We are seeking a highly skilled Senior Linux Developer with deep expertise in C/C++ development for desktop environments. This role supports modernization and maintenance of mission-critical applications, including migration from legacy GUI frameworks to modern Linux display protocols. The developer will contribute to real-time processing, fault-tolerant systems, and secure, scalable software solutions., * Design and maintain real-time, fault-tolerant desktop applications using C/C++ on Linux. * Migrate legacy GUI applications from Motif/X11 to modern protocols like Wayland using GTK, Qt, or EFL. * Develop Bash scripts for automation of builds, deployments, and diagnostics. * Optimize performance using multithreading, memory management, and low-latency techniques. * Debug and profile applications using gdb, valgrind, perf, and strace. * Implement secure coding practices and support audit-readiness. * Integrate GUI applications with enterprise platforms and middleware. * Configure lightweight desktop environments and custom window managers. * Manage source code using Bitbucket, Git, and CI/CD pipelines. * Develop IPC mechanisms (sockets, shared memory, DBus) for inter-process communication. * Document architecture, migration strategies, and operational procedures. * Support containerized deployment using Docker. Deliverables: * High-performance compiled binaries and executables for Linux systems. * Source code repositories with structured C/C++ code and version control. * Bash scripts for automation and integration. * GUI components migrated to modern toolkits. * Documentation including API references, migration plans, and user manuals. * Test suites for unit, integration, and performance testing. * CI/CD pipeline configurations. * Accessibility features and compliance support. * Legacy code refactoring reports., * This is an onsite role based in Philadelphia, PA. * Candidates may be required to attend offsite software installations. * The position supports a capital and reimbursable project under a technology refresh initiative. ***Lumen and / or its clients will not provide equipment (Laptop, monitor, etc.) to the selected contractor. The contractor must have their own equipment. Access to a virtual desktop set up (software) will be provided by Lumen's client, allowing the user access to the required systems and technology.*** ## Related Videos - [Code to Road in < 12 hours](https://www.wearedevelopers.com/videos/1082-code-to-road-in-12-hours) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Seriously gaming your cloud expertise: from cloud tourist to cloud native](https://www.wearedevelopers.com/videos/373-seriously-gaming-your-cloud-expertise-from-cloud-tourist-to-cloud-native) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 10 C++ programming questions to expect in an interview](https://www.wearedevelopers.com/magazine/50-the-10-c-programming-questions-to-expect-in-an-interview) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)