Sr. Java Developer VOIP/SIP Solutions - Montreal (administrative region) - Industry Professionals

    Industry Professionals
    Industry Professionals Montreal (administrative region)

    1 week ago

    Description

    About the job Sr. Java Developer VOIP/SIP Solutions

    Senior Java Developer VOIP/SIP Solutions
    Location: Hybrid Montreal, QC, Canada
    Industry: Emergency Communications & Telecommunications Software
    Compensation: CAD $100,000 $120,000
    Application Deadline: June 20, 2025

    We are recruiting on behalf of a technology leader in emergency response and telecommunications, developing next-generation 911 call-handling and VOIP solutions. Their software is used in mission‑critical environments where accuracy, speed, and reliability save lives. Based in Montreal, this organization is seeking an experienced Senior Software Developer (Java) to join their expanding engineering team.

    Must-Have Skills & Experience:

    • 8+ years of professional software development experience (5+ is the minimum acceptable)
    • Strong experience in Java, with solid knowledge of the full SDLC
    • Deep understanding of VOIP and SIP protocol development, including call flow logic
    • Previous experience working on 911 systems or emergency call‑routing platforms
    • Comfortable working in Linux environments
    • Familiarity with Agile/Scrum methodologies and version control systems (e.g., Git)
    • Effective communication skills and experience in cross‑functional teams

    Preferred Skills:

    • Experience with Spring Boot, .NET, React, or Angular
    • Knowledge of databases such as Oracle, SQL, or NoSQL
    • Exposure to cloud platforms (Azure, AWS)
    • Familiarity with Infrastructure-as-Code tools like Terraform
    • Background in telecommunications or public safety systems

    Qualifications:

    • Bachelors degree in Computer Science, Software Engineering, or equivalent professional experience
    • Design, develop, and maintain software applications for emergency response systems
    • Implement and enhance VOIP/SIP communication protocols and call routing logic
    • Collaborate with product managers, designers, and QA to align on technical and functional goals
    • Write clean, maintainable code with proper documentation
    • Develop unit and integration tests and support QA with troubleshooting and defect resolution
    • Use Git and modern development tools to manage codebase effectively

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