Sr. Java Developer VOIP/SIP SolutionsIndustry Professionals • Montreal (administrative region), QC, CA

Sr. Java Developer VOIP / SIP Solutions

Industry Professionals • Montreal (administrative region), QC, CA

30+ days ago

Job type

Full-time

Job 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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Sr Java Developer VOIPSIP Solutions • Montreal (administrative region), QC, CA

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