Backend Senior Developer

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Hybrid (Montreal, QC, CA) Until 8/21/2026 10+ years exp First posted March 18, 2026 Last posted March 18, 2026
Job description

Founded in 1998, Octasic is a privately held company headquartered in Montreal, Canada, with Research and Development facilities in Canada and India and a global sales support network. Octasic is a leading provider of SoCs (System on Chip), software and hardware integrated platforms for the global wireless and multimedia gateway markets. Our hardware and software platforms are the foundation for next-generation wireless systems for Defense, Law Enforcement and National Security Agencies.

We choose Octasic for:

  • A workplace at the cutting edge of technology to be in contact with wireless technology experts in a growing company;
  • Competitive compensation (salaries, benefits, gym membership discount, stock options purchase program, public transit reimbursement, shower on the premises and beverages and snacks free every day);
  • Work-life balance;
  • Friendly and collaborative work atmosphere and many social activities all year long;
  • Working for a company involved in its community;
  • Proximity to various public transportation services (Angus Shuttle, 10 min. walk from Prefontaine station).

About the role:

We are seeking a highly skilled and versatile Senior Software Developer with at least 10 years of professional experience. This role is ideal for someone with a strong background in embedded systems and mission-critical software, who enjoys working close to the hardware layer while contributing to robust back-end architectures.

As a Senior Developer, you will work closely with product teams and customers to design, build, and maintain scalable, reliable systems. Your focus will be on back-end and embedded software development, though experience with or interest in front-end technologies is considered an asset.

What you'll do:

  • Collaborate across teams to translate product and business requirements into robust technical implementations;
  • Design, develop, and maintain mission-critical back-end and embedded systems;
  • Write and maintain unit tests to ensure code quality and prevent regressions;
  • Participate in code reviews, architecture discussions, and delivery processes;
  • Assist in system validation, debugging, and troubleshooting of complex issues;
  • Mentor junior developers and promote best practices in software design and maintainability;
  • Engage professionally with customers and stakeholders to ensure satisfaction.

Qualifications:

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, Electrical Engineering, or a related field;
  • 10+ years of experience in software development;
  • Strong hands-on experience with C++, including work on embedded systems and mission-critical applications;
  • Eagerness to learn and work with Rust (experience with Rust is a plus);
  • Solid understanding of embedded systems, real-time constraints, concurrency, and software architecture;
  • Proficiency with unit testing frameworks and methodologies;
  • Strong communication skills and the ability to work independently or collaboratively;
  • Eligible to obtain a Canadian security clearance;
  • Willingness to participate occasionally in front-end development tasks, such as contributing to user interfaces that interact with embedded systems.

Nice to have:

  • Familiarity with JavaScript, TypeScript, and modern web frameworks (e.g., Vue.js, React);
  • Understanding of responsive and adaptive UI principles;
  • Experience contributing to front-end components or web-based tools used to interface with embedded systems.


#makewaves

About this role

Summary

Develop and maintain embedded and backend systems, collaborate with teams, ensure code quality.

Job title

Backend Senior Developer

Experience level

10+ years

Minimum experience

10+ years exp

Industry

software

Location requirements

hybrid (montreal, qc, ca), remote possible

Salary

Not specified

Management role

No

Skills & keywords

Required skills

C++embedded systemsunit testingconcurrencysoftware architecture

Preferred skills

Rustjavascripttypescriptvue.jsreact

Specializations

embedded systemsbackendC++mission-critical
Locations

Structured locations inferred from the posting.

Montreal, QC, Canada

Hybrid City