Senior Software Test Engineer Jobs in Nepean, ON

Enterprise AI is moving from pilots to production, and the constraint is no longer the model — it's the data. Agents are only as good as what they can sense, trust, and act on in the moment, and real-time, event-driven data is becoming the foundation every serious AI system runs on.  

Solace is the leading platform for the enterprise AI era. Established enterprises worldwide — including RBC Capital Markets, Bosch, Heineken, PSA Singapore, United Airlines, Schwarz Group, and hundreds more — have built their business around Solace to enable intelligent, real-time experiences, modernize their application and integration landscape, and create seamless digital journeys for their customers, partners, and employees. 

So, the next time you drive a car, order furniture online, fly in a plane, check your bank balance on your phone, your positive experience could be a direct result of our technology—and your hard work! 

About the Role

This position is for a Senior Software Developer for the AI team. In this role, you will be a key technical leader working on the Solace Agent Mesh: an event-driven Integration and Orchestration Platform for Agentic AI that securely connects, orchestrates, and scales AI agents in real-time. You will take a pivotal role in blending advanced AI technologies with our core products as well as our internal tooling. Your expertise will help us create smarter, more intuitive systems that redefine user interaction and operational efficiency. You will collaborate closely with various teams, providing technical leadership and innovative solutions that push the boundaries of what is possible.

Are You Someone Who

• Has a passion for building high-performance, scalable backend systems?
• Thrives on solving complex integration challenges in distributed systems?
• Has experience building event-driven architectures and real-time streaming platforms?
• Enjoys leading technical discussions in a collaborative manner?
• Is detail-oriented and committed to delivering high-quality software?
• Is humble, honest and open?

What You’ll Do

• Technical Leadership: Communicate and lead discussions with the broader team through meetings, demos, and documentation
• Design and Develop: Create robust, scalable APIs and applications that communicate with the Solace Platform including the Solace Agent Mesh
• Full Lifecycle Development: Participate in requirements definition, software design, implementation, testing, bug fixing, and deployments of new products/solutions using agile software development practices
• Collaborate Cross-Functionally: Work closely with teams across the organization as features are often distributed between the message router itself and applications/APIs
• Performance Optimization: Analyze and tune applications for optimal performance in high-throughput environments
• Quality Assurance & Build Pipelines: Write and maintain comprehensive automated tests and CI/CD integration pipelines
• Problem Solving: Diagnose and fix both internal and field-found defects
• Technical Documentation: Create clear, concise documentation for APIs and applications

What You Bring

• 7+ years of professional experience in all phases of software development
• Experience developing production-grade, scalable backend services using Go, Java, C#, or other languages
• Experience designing and developing RESTful APIs
• Experience building or working with React frontend applications
• Experience designing and implementing solutions using SQL/NoSQL databases (MySQL/ElasticSearch)
• Experience using AI technologies and coding-assisted tools such as GitHub Co-pilot, Cline, Claude Code, Aider and Roo
• Ability to deliver production-quality software backed by automated tests
• Interested in performance analysis and tuning
• A self-starter, motivated individual who loves to learn and be challenged
• A team player who can collaborate within cross-functional teams
• Ability to communicate complex technical ideas clearly and concisely to diverse audiences
• Experience with container technologies such as Docker and Kubernetes
• Experience with CI/CD pipelines

Desirable Skills

• Experience with cloud-native infrastructure and SaaS
• Experience with event-driven architecture and event brokers such as Solace, Kafka, and SNS
• Experience with containers, microservices, and related technologies and design patterns
  

Why You’ll Love Working at Solace

At Solace, we’re all about smart people, meaningful work, and good vibes.

• Work with brilliance – Our team is packed with some of the sharpest minds in the industry.
• Balance matters – We believe work should fit into your life, not the other way around.
• Hybrid-first – Flexibility is built into how we work, so everyone feels included and empowered.
• Values-driven – We live and breathe our core values: craftsmanship, trust, courage, freedom, momentum, humility, and human experience.
• Growth mindset – Our training programs are designed to help you level up, fast.
• Customer Obsessed – We’re proud of our world-class customer lineup (we’re not shy about it).
• Keep it fun – We’re social, we keep things simple, and we know how to have a good time.
• Creative culture – We’ve got a great sense of humour and we make cool videos on topics like MITT and this (check them out!).

Role Status: EXISTING

Expected Salary Range: Expected salary range for this role is from $135,000 to $165,000. The final offer within this range will reflect the successful candidate’s skills and experience.

At Solace, we are committed to a fair, inclusive, and transparent recruitment process.
To help identify candidates whose qualifications best align with the role, we use artificial intelligence (AI) tools during the initial stage of resume screening. These tools compare submitted resumes to the job description, focusing on education, experience, and skills.

Importantly, all decisions beyond this initial screening—including interviews and final hiring—are made by our human recruitment team. AI is never used to make final hiring decisions.

Let’s Talk

Not sure you meet every requirement? That’s okay — we’re more interested in your potential and passion. If this role excites you, we’d love to hear from you.

Need accommodations during the hiring process? Just let us know — we’re here to support you.

Thanks to everyone who applies! While we wish we could connect with every candidate, only those selected to move forward will be contacted.

At Solace, we believe that diversity and inclusion drive innovation and growth, both in business and in life. We strive to create an enriching and safe workplace where you can be who you are. If you want to do the best work of your career and feel supported every step of the way, we encourage you to join us!

 #LI-NM