Senior Software Developer

IBM
IBM

Software Engineering

Ottawa, ON, Canada

Posted on Jun 24, 2026
Introduction

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and Red Hat, you’ll have the tools to drive meaningful change and accelerate client impact. At IBM Consulting, curiosity fuels success. You’ll be encouraged to challenge the norm, explore new ideas, and create innovative solutions that deliver real results. Our culture of growth and empathy focuses on your long-term career development while valuing your unique skills and experiences.

Your role and responsibilities

As an Application Developer, you will develop, support, and maintain applications.

Your primary responsibilities will include:

• Develop and Maintain Applications: Develop, support, and maintain applications development platforms such as C, C++, and Python ensuring high-quality solutions that meet client needs.

• Analyze and Resolve Issues: Utilize expertise in technologies to analyze and resolve issues, providing timely and effective solutions to ensure minimal disruption to clients.

• Collaborate with Cross-Functional Teams: Work closely with cross-functional teams to design and implement solutions, providing technical guidance and support to ensure successful project outcomes.

• Implement Solutions: Implement solutions that meet client needs, and high-quality results.

Required education
Bachelor's Degree
Preferred education
Master's Degree
Required technical and professional expertise

Pre Requirements:

Government of Canada Security Clearance is a requirement for this role. You must be eligible to obtain Secret, NATO and Controlled Goods Clearances

1. Must be either a Canadian Citizen or Canadian Permanent Resident

  1. Must have resided in Canada for a minimum of 10 consecutive years, without leaving Canada (for any reason) for more than 30 days at a time OR traveling abroad to any non-NATO countries for any period
  2. Must have a clean criminal and credit history

This role involves examination, possession or transfer of controlled goods and technology as defined under the Canadian Controlled Goods Program and ITAR data/technology. To be eligible for employment in this role, you must be a Canadian citizen or Canadian Permanent Resident. Canadian citizens and permanent residents must be security assessed under the Canadian controlled goods program. If you hold dual or third nationality, in addition to being either a Canadian citizen or Canadian Permanent Resident the nationality must be from one of the following countries in order to be eligible for employment in this role: Australia, Austria, Belgium, Bulgaria, Canada, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Japan, Latvia, Lithuania, Luxembourg, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Slovenia, Spain, Sweden, Switzerland, Turkey, the United Kingdom, United States of America. All applicants will also be required to undergo an additional security assessment conducted by an IBM designated Controlled Goods Program official as a condition of employment.

This role is onsite in Ottawa, Ontario only.

Requirements:

Required Professional and Technical Capabilities

· 8+ years of hands-on software development experience, including low-level programming

o Strong proficiency in programming languages such as C/C++, Python, and other strongly typed languages

· Solid understanding of bitwise operations, memory management, and performance optimization

· Experience developing device drivers and firmware for embedded or hardware-integrated systems

· Strong knowledge of networking concepts and communication protocols

· Experience with system integration and ensuring interoperability between legacy and modern technologies

· Expertise in middleware development, including:

o Event brokers

o Service mesh / event mesh architectures

· Ability to collaborate closely with Solution Architects to plan, design, and deliver new features and capabilities

· Proven ability to lead cross-functional teams of developers and testers to successfully execute projects

· Demonstrated ability to make informed decisions on project direction, timelines, and resource allocation with minimal supervision

· Ability to drive process improvements by simplifying workflows, enhancing task management, and improving cross-team coordination

· Experience ensuring high-quality delivery standards, including rigorous quality control practices

· Demonstrated leadership in mentoring and guiding developers, including leading large or multiple cross-functional teams

· Ability to contribute to project estimation, planning, and strategic direction

· Experience implementing security best practices (e.g., NIST, ITSG-33)

· Hands-on experience with large-scale systems software development and integration

· Experience designing and implementing security controls with strong cybersecurity awareness

· Ability to contribute to technical evaluations and reviews of solutions developed internally or by third parties

· Proven ability to promote and enforce best practices and design patterns across development teams

· Excellent verbal and written communication skills, including the ability to present to stakeholders and large audiences

· Strong adaptability, with flexibility to take on multiple roles and responsibilities as needed

· Strong understanding of design principles, software engineering processes (e.g., SOLID, DRY), and the Software Development Lifecycle (SDLC)

· Experience with low-level engineering (e.g. Device driver development)

Preferred technical and professional experience

• Experience working in the Defence Industry or on defence-related systems

• Possession of, or eligibility for, Canadian Security Clearance

• Experience with Ada or other strongly typed programming languages

• Familiarity with AI-assisted coding tools and modern development workflows (e.g., code generation, and automation)

ABOUT BUSINESS UNIT

IBM Consulting is IBM’s consulting and global professional services business, with market leading capabilities in business and technology transformation. With deep expertise in many industries, we offer strategy, experience, technology, and operations services to many of the most innovative and valuable companies in the world. Our people are focused on accelerating our clients’ businesses through the power of collaboration. We believe in the power of technology responsibly used to help people, partners and the planet.

YOUR LIFE @ IBM

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

ABOUT IBM

IBM’s greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we’re also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

OTHER RELEVANT JOB DETAILS

Must have the ability to work in Canada without sponsorship. For additional information about location requirements, please discuss with the recruiter following submission of your application.

This role involves examination, possession or transfer of controlled goods and technology as defined under the Canadian Controlled Goods Program and ITAR data/technology. To be eligible for employment in this role, you must be a Canadian citizen or Canadian Permanent Resident. Canadian citizens and permanent residents must be security assessed under the Canadian controlled goods progr am. If you hold dual or third nationality, in addition to being either a Canadian citizen or Canadian Permanent Resident, the nationality must not be from any of the following countries in order to be eligible for employment in this role: Afghanistan, Belarus, Cambodia, Central African Republic, China (PRC) (including Hong Kong), Cuba, Democratic Republic of the Congo, Eritrea, Ethiopia, Haiti, Iran, Iraq, Lebanon, Libya, Myanmar (Burma), Nicaragua, North Korea, Russia (including occupied Crimea, Donetsk and Luhansk), Somalia, Sudan, South Sudan, Syria, Venezuela, Zimbabwe. All applicants will also be required to undergo an additional security assessment conducted by an IBM designated Controlled Goods Program official as a condition of employment.
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