The Communications Security Establishment (CSE) is Canada’s agency responsible for foreign signals intelligence, cyber operations and cyber security. CSE is the national signals intelligence agency for foreign intelligence and the technical authority for cyber security and information assurance.

The Communications Security Establishment

Act (the CSE Act) sets out the five aspects of our mandate. CSE is committed to fostering a culture of equity, diversity and inclusion. Find out about our workplace culture, including our diversity and inclusion initiatives.

Become part of our team and you’ll understand why CSE is the most important organization you’ve never heard of (YouTube). Join CSE for an opportunity like no other at the heart of Canada’s national security and intelligence community. Work in a team that contributes on meaningful projects which have a significant impact on Canada’s security posture (including Cyber Security and Signals Intelligence (SIGINT)) and ensuring the safety of Canadians.

As a software developer you’ll be responsible for finding solutions to interesting and complex technical problems. We are looking for entry-level, intermediate, and experienced software developers who wish to work in a continuous learning culture, who look to apply and expand their current knowledge, and who are excited to build reliable and creative solutions to meet their clients’ unique needs and fulfill CSE’s mandate. The process will be conducted in the official language of your choice. # You will be sent a technical test for each of the programing languages identified in your application.

These tests will be used as tools to screen you in or out of the process based on your knowledge of these languages. Should you be successful in your technical test(s), your application will be circulated to various hiring managers. # If you are successful in your initial interview, you will be asked to participate in one or more technical interview(s). # We will request your references (2 current or past supervisors or managers) if you are successful in the interview stage.



To find out more about our salary scale, vacation allowances and benefits (health, dental and pension plans, etc.) visit the Compensation page on our website.

Open to Canadian citizens. CSE has two accessible facilities. Flexible work arrangements, including telework for a portion of the work week, may be possible. A valid Enhanced Top Secret security clearance is a condition of employment that must be met before an offer can be made.

For more information about our hiring process, visit our hiring process and security page on our website. A professional certification, college diploma or university degree in a field related to the position, such as (but not limited to) Software Engineering Technician, Computer System Technology, Computer Science, Engineering (e.g. Computer, Software, Electrical), Mathematics; A secondary school diploma and relevant experience a field related to the position (as above).

Students graduating within the next twelve months are eligible to apply. Programming experience in one (at a minimum) or more of the following: Testing Software with at least one modern language such as but not limited to Java, C, C++, Python, or contemporary web languages and frameworks.

Note: Recent graduates should note that school projects can be considered as relevant experience. Official language requirements English essential Bilingual imperative BBB/BBB The following technical, behavioural and leadership competencies will be assessed at a later date. Technical competencies Knowledge of Information Technology (IT) Assets Assets are “nice-to-have” expertise and skills we’re interested in.





Your application will not be discontinued if you do not meet or possess these qualifications. Please demonstrate on your application if you meet or possess the asset education or asset experience listed below: Asset experience Experience in the field of Cyber Security Experience working with Modern Software Development Architectures Experience working in DevOps Experience working with Databases Asset competencies The following asset technical, behavioural and leadership competencies will be assessed at a later date. Asset technical competencies Knowledge of the Software Development Process Cyber Security Data Storage Design Data Administration and Management Knowledge of Object-Oriented Programming Knowledge of the Quality Assurance Process Knowledge of Software Reverse Engineering Project Management Telecommunications (Data and Voice) Networks Web Design and Development Asset behavioural competencies Asset leadership competencies Overtime and standby duty may be required.

We ask you to not discuss your application with others (including on social media) besides your partner, or close family members - who should also be reminded about the need to be discreet. You’ll have to complete a combination of assessments, including but not limited to various testing, interview, and security clearance processes. Candidate assessments are conducted in the candidate’s official language of choice.

To address CSE’s current representation gaps, priority may be given to persons who self-declare as belonging to one, or more, designated employment equity groups: women; Indigenous peoples, including First Nations who are status, or registered and non-status, or non-registered, Inuit and Métis; persons with disabilities, including people with a mental health condition and neurodivergent people; Please note the Employment Equity Act, which is under review, uses the terminology Aboriginal peoples and visible minorities. All communications with CSE relating to this process, including email messages and telephone conversations, may be used in the assessment of qualifications.

📌 Developer / Software Engineer (IT) (Ottawa)
🏢 Communications Security Establishment Canada
📍 Ottawa