Senior Software Engineer

DescriptionKforce has a client that is seeking a Senior Software Engineer in Jacksonville, FL.Summary:Our client is looking for someone to join a collaborative and innovative team focused on building advanced software solutions that power real-time simulation environments used in training and certification. This role offers the opportunity to contribute to highly interactive systems that replicate real-world conditions, supporting critical learning and operational readiness.You'll work alongside a multidisciplinary group of engineers and product specialists, supporting client-driven initiatives while playing a key role in enhancing and evolving a rail simulation analysis platform. This is a fast-paced, impact-driven environment well suited for an experienced software engineer who enjoys complex problem-solving and driving technical improvements.Key Responsibilities:* Serve as a technical point of contact for clients, ensuring alignment with project requirements and assisting with issue resolution* Design, develop, and enhance simulation software using C++* Diagnose and resolve issues within the codebase using development tools such as Microsoft Visual Studio* Support system installation, testing, and validation efforts in collaboration with internal teams and clients* Deliver software updates and partner with stakeholders on deployment and validation activities* Provide technical guidance and mentorship to engineers and technicians within the project team* Contribute to ongoing system maintenance and modernization initiatives* Identify and recommend opportunities to improve performance, efficiency, and overall product capabilitiesRequirements* Bachelor's degree in Computer Science or related field with 2+ years of hands-on software engineering experience* 3+ years of C++ development experience using Microsoft Visual Studio, including multi-threaded applications and exposure to MFC* Experience contributing to software architecture and supporting projects from planning through deployment* Strong debugging, troubleshooting, and object-oriented programming skills* Excellent communication and ability to work both independently and collaboratively* Quick learner with a proactive, problem-solving mindset* Experience supporting hardware integration and real-time or simulation-based systems preferred* Visa sponsorship is not available for this positionPreferred Skills:* Experience with REST APIs/web services and Agile tools (Kanban/Trello)* Exposure to GIS data, AI/ML, or big data concepts is a plus* Background in simulation or transportation/rail environments preferred* Familiarity with C++, MFC, Python, SQL, JavaScript, Qt UI, and scripting languages* Strong multitasking abilities in fast-paced settings* Leadership or mentorship experience* Comfortable working within complex codebases* Understanding of applied engineering or physics concepts (e.g., motion, force, energy)Job TypeContractCompensation42 - $57