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Defense Software Engineer Jobs in Ontario (NOW HIRING)

AtHoc

QNX Systems Software Developer II

Ottawa, ON

CA$90K - CA$126K/yr

... defense. Are you the person we're looking for? Are you interested in working with dedicated team that is at the core of everything we do? We are looking for a Systems Software Developer to work with ...

AtHoc

QNX Software Test Specialist II

Ottawa, ON

CA$80K - CA$112K/yr

... defense. Are you the person we are looking for? The QNX Power Management Test Team is seeking an ... Must have strong programming skills in Python, C, and Shell scripting * Hands-on experience with ...

Machina Labs

Senior DevOps Engineer

Chatsworth, ON

CA$155K - CA$185K/yr

We build intelligent, software-defined factories that produce complex metal structures directly ... defense, aerospace, and advanced mobility programs will run on. If you want to work on hard ...

Actalent

Systems Test Engineer

Ottawa, ON

Systems Test Engineer The Systems Test Engineer supports the verification and validation of ... and software components. * Exposure to aerospace, defense, or naval systems environments ...

Actalent

Systems Test Engineer

Ottawa, ON

Systems Test Engineer The Systems Test Engineer supports the verification and validation of ... and software components. * Exposure to aerospace, defense, or naval systems environments ...

Machina Labs

Manufacturing Engineer

Chatsworth, ON

CA$80K - CA$115K/yr

We build intelligent, software-defined factories that produce complex metal structures directly ... defense, aerospace, and advanced mobility programs will run on. If you want to work on hard ...

Aviya Aerospace Systems

Hardware Engineer

Mississauga, ON

CA$80K - CA$120K/yr

Aviya provides expertise in program management, systems, software, mechanical, and hardware engineering to many of the top-tier Aerospace and Defense Contractors. We have an immediate opening for a ...

Machina Labs

Robotic Process Engineer

Chatsworth, ON

CA$100K - CA$130K/yr

We build intelligent, software-defined factories that produce complex metal structures directly ... defense, aerospace, and advanced mobility programs will run on. If you want to work on hard ...

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All JobsDefense Software Engineer JobsDefense Software Engineer Jobs in Ontario

Defense Software Engineer information

See Ontario salary details

$36K

$114.2K

$179K

How much do defense software engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for defense software engineer in Ontario is $114,248.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $139,500.00 per year, depending on experience, location, and employer.

What is a defense software engineer?

A Defense Software Engineer develops, tests, and maintains software for military and defense applications. They work on secure, mission-critical systems such as weapons control, cybersecurity, and communication networks. Their role requires proficiency in programming languages, security protocols, and compliance with defense standards. Due to the nature of the industry, security clearances and adherence to classified information policies are often required.

What types of projects and technologies do defense software engineers typically work on?

Defense Software Engineers often work on projects involving the development and maintenance of software for military systems, such as radar, communications, simulation, or weapons control platforms. They frequently use technologies like embedded systems, secure coding practices, and specialized hardware interfaces. Project work can range from upgrading legacy systems to designing cutting-edge capabilities, often requiring adherence to rigorous security and compliance protocols. Collaboration with systems engineers, hardware teams, and government stakeholders is typical, offering a dynamic and mission-driven work environment. This exposure helps engineers build specialized expertise while contributing directly to national security initiatives.

What are the key skills and qualifications needed to thrive in the defense software engineer position, and why are they important?

To thrive as a Defense Software Engineer, you need expertise in software development, a strong grasp of cybersecurity principles, and familiarity with defense industry standards, typically demonstrated by a degree in computer science, engineering, or a related field. Experience with programming languages such as C++, Java, or Python, knowledge of real-time operating systems, and certifications like Security+ or CISSP are often required. Attention to detail, problem-solving abilities, and the capacity to work collaboratively in multidisciplinary teams are valuable soft skills. These competencies ensure that complex, secure, and mission-critical software solutions are effectively developed and maintained to meet stringent defense requirements.

What are popular job titles related to Defense Software Engineer jobs in Ontario?

For Defense Software Engineer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Defense Software Engineer jobs in Ontario look for?

The top searched job categories for Defense Software Engineer jobs in Ontario are:

What cities in Ontario are hiring for Defense Software Engineer jobs?

Cities in Ontario with the most Defense Software Engineer job openings:

Defense Software Engineer jobs near you
Infographic showing various Defense Software Engineer job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 15% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $114,248 per year, or $54.9 per hour.

QNX Systems Software Developer II

AtHoc

Ottawa, ON

CA$90K - CA$126K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 2 days ago

Job description

Worker Sub-Type:

Regular

Job Description:

QNX, a division of BlackBerry Limited (NYSE: BB; TSX: BB), provides the trusted foundation that software-defined and physical AI systems depend on to operate safely and predictably in the real world. For nearly half a century, QNX has powered safety-critical applications where failure is not an option. The business leads the way in delivering safe and secure operating systems, hypervisors, middleware, solutions, and development tools, along with the support and services delivered by trusted embedded software experts. Today, QNX technology underpins hundreds of millions of vehicles on the road and a wide range of mission-critical systems across industrial controls, robotics, medical devices, commercial transportation, rail, and aerospace and defense.

Are you the person we're looking for?

Are you interested in working with dedicated team that is at the core of everything we do? We are looking for a Systems Software Developer to work with some of our newest and largest customers. You will use your technical (investigation, debugging, programming) and soft (collaboration, communication) skills to support QNX customers who are new and seasoned users of QNX products (Hypervisor, Safety products, Containers, Acoustics, etc ). If you embrace problem solving, multi-tasking, and continuous learning, and are seeking an opportunity to grow with an industry leader, this role is for you.

Here's the key things you will be working on:

  • Support customer activities through direct interaction with customer engineering
  • Manage a large case load with a focus on using your investigation and debugging skills to resolve issues to the satisfaction of our customers
  • Work alongside QNX engineers and experts to isolate, reproduce, and resolve customer issues
  • Write code to reproduce issues and illustrate product usage
  • Continuous learning to support the full suite of QNX products
  • Identify and take action on opportunities to improve customer experience and team effectiveness/efficiency

You will have:

  • Post-secondary degree or diploma in Computer Science, Mathematics, Engineering (or another related field)
  • Strong C programming skills
  • Hands on experience of system programming in embedded systems (such as board bring up, drivers, network/USB/Filesystem stack, kernel etc.)
  • Hands on development experience using embedded operating systems (QNX, Linux, GreenHills, VXworks preferred)
  • Excellent interpersonal and customer service skills. Previous customer facing experience would be an asset
  • Solid written and verbal communication skills
  • Problem solving and analytical thinking/innovation skills, including the ability to identify and analyze technical problems
  • Proven ability to take care of matters with a degree of diplomacy, tact, and confidentiality
  • Passion and a desire to learn about new technologies

It will be great if you have:

  • Evidence of experience with QNX
  • Familiarity with IDEs (Eclipse-based, VSCode)
  • Familiarity with IPC and Linux Programming
  • Knowledge of GCC and GDB

#LI-KH1

Scheduled Weekly Hours:

40

Compensation Hiring Base Salary Range:

$90,000.00 - $126,000.00

Please be advised that the compensation hiring range indicated herein is provided solely as a good-faith estimate of expected base compensation for the position. The actual compensation offered will be determined at the time of hire and is contingent upon multiple factors, including but not limited to the candidate's qualifications, relevant experience, demonstrated skills, and results of assessments conducted during the hiring process.

Bonus:

The BlackBerry Variable Incentive Pay (VIP) program is an organization-wide bonus incentive program which aims to reward full-time eligible employees for their contribution to BlackBerry's success. VIP payments are made in addition to base salary and factor in company's performance as a way for employees to share in BlackBerry's achievements.

Benefits:

The BlackBerry Employee Benefits programs offer a wide range of benefits that support your physical, financial and personal well-being. BlackBerry remains committed to offering affordable benefits including coverage for medical, dental, vision, life, disability insurance, retirement, employee share purchase program and paid-time-off to those that meet the eligibility requirements.

Disclosure of Position Status:

This is an active opening. We are seeking to fill this position immediately

Disclosure of Artificial Intelligence:

We donot use artificial intelligence (AI)to screen, assess, or select applicants at any stage of our recruitment process. All applications are reviewed and evaluated by our hiring team.

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