C# Software Developer

With over 90,000 employees worldwide, Leonardo is a global high-technology company and a key player in the international defence and security sector. Leonardo Canada Inc. continues to grow and expand our footprint in Ottawa. We offer a dynamic and collaborative work environment where innovation is encouraged, and employees are empowered to grow professionally. Our team supports Canadian and international customers with world-leading technologies across land, air, and naval domains.

Position Summary

We are seeking a C# Software Developer to join our growing engineering team in Ottawa. This is a unique opportunity to help contribute to the design and development of a next-generation product line in the Electronic Warfare domain. You will work within an agile scrum team and contribute to the design and delivery of core software components that are foundational to our future offerings.

In this role, you will be hands‑on with development. You will participate in internal and customer‑facing design reviews, testing events, and other project‑related activities that span the full software development lifecycle.

Key Responsibilities

Design and develop new software components and services using .NET and C# technologies.

Ensure seamless integration between user interfaces and backend services.

Write clean, maintainable code that is self‑documenting and adheres to best practices.

Participate in agile ceremonies, design sessions, and peer code reviews.

Support the allocation of system requirements to software components and interfaces.

Communicate technical concepts effectively with stakeholders including engineers, product managers, architects, and senior leadership.

Champion best practices and continuous improvement within the team.

Take ownership of the quality and delivery of software solutions.

Required Qualifications

Solid understanding of the Software Development Lifecycle (SDLC) in agile environments, particularly using Scrum.

Hands‑on experience with C# development using .NET Core / .NET 5+.

Proficient with .NET Framework and Windows Presentation Foundation (WPF).

Experience providing technical leadership and mentoring within a development team.

Experience with web application development, such as REST APIs, Single Page Applications (SPAs).

Experience with building ASP.NET Core / 5+ applications.

Familiarity with relational databases (e.g., PostgreSQL, SQL Server).

Collaborative mindset and strong interpersonal and communication skills.

Experience using agile development tools such as Jira, Bitbucket, Jenkins, and Nexus.

Desirable Qualifications (Nice to Have)

Knowledge or hands‑on experience with CI / CD pipelines and software automation.

Exposure to SDLC in military or defence industry environments.

Experience contributing to technical design documentation and architectural decisions.

Experience with Docker / containerization.

Experience with message broker systems such as RabbitMQ or similar.

Experience with EntityFramework Core.

Experience with Blazor.

Experience with relational databases (MS SQL).

Security Clearance

Given the nature of our software development work, it is a condition of employment that the successful candidate receive the required security clearances. Successful candidates must be eligible for Controlled Goods Regulations Program (CGRP) government clearances and International Traffic in Arms Regulations (ITAR). In addition, candidates must be able to obtain a Canadian Industrial Security Clearance to NATO SECRET level.

If you are unfamiliar with the process, you can find information about Security Clearance requests process on the Government of Canada website (search for "Security Clearance Request Process")

In general, in order to obtain these clearances, you

• Must be either a Canadian citizen or permanent resident of Canada;
• Must have lived in Canada continuously for the past 10 years;

Must not have a criminal record.

Good to know

Group benefits are 100% Company‑Paid from first day on the job (including dependents)

Group Health, Dental, Vision, Employee Assistance Plan, Out-of-Province travel, E‑A‑P

Industry‑leading Vacation entitlements

Generous Paid Personal Leave & additional Company Holidays

Company match (5%) RRSP plan

Dynamic Flex‑time policy

Remote and Office work flexibility

Annual Incentive bonus programme

Exceptional Employee Referral programme

Professional Development and Credentialing support - internal and external opportunities

Exceptional professional environment : you'll join a team of some of the best talent in the business (!)

Special needs of candidates with disabilities will be accommodated. Successful candidates must fulfil requirements for Canadian Controlled Goods Program (CGP) and Canadian Security Clearance. Leonardo supports the principles of employment equity and is an equal opportunity employer.

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