Principal Software Engineer - Merchant Acquiring + Partner Solutions | Priority Commerce

Who Is Priority & How Are They Changing the World

Priority is a financial technology company focused on helping businesses move money more efficiently. Through the Priority Commerce Engine, Priority brings together payables, merchant acquiring, banking, and treasury solutions into a unified commerce platform that helps businesses accelerate cash flow, reduce friction, and unlock new revenue opportunities. 

Priority operates across a broad financial ecosystem, supporting small business owners, mid-market operators, and enterprise customers, with products that power how businesses accept payments, manage working capital, and run their financial operations. 

The vision: To engineer the world’s most resilient, AI-native financial ecosystem that empowers businesses to transcend table-stakes and lead the agentic future — where every financial transaction is intelligent, every developer is accelerated, and every experience is unified.

The Partner Solutions team sits at the heart of that growth, enabling merchants, partners, and payment providers to seamlessly connect into Priority's ecosystem.

How Will I Make An Impact?

As Principal Software Engineer, Acquiring Partner Solutions, you will own the architectural evolution of systems that power merchant onboarding, partner integrations, payment workflows, and operational scalability.

You will:

• Define technical strategy across a complex ecosystem of partner-facing platforms and services
• Lead architecture for highly available, distributed payment and integration systems
• Drive consistency across APIs, event-driven architectures, and service interactions
• Improve platform reliability, scalability, and developer productivity
• Partner with Product and Engineering leadership to prioritize long-term investments
• Establish standards for system design, observability, and operational excellence
• Mentor senior engineers and technical leaders
• Help shape the future of how Priority connects merchants, payment providers, and strategic partners

How Do I Know If This Is For Me?

You may be a fit if:

• You enjoy solving integration and platform architecture challenges
• You thrive in highly interconnected technical ecosystems
• You enjoy influencing multiple teams and domains
• You like balancing technical excellence with business pragmatism
• You enjoy mentoring engineers and helping organizations mature technically
• You are energized by systems that directly support business growth

Our Ideal Candidate Looks Like:

• 15+ years of software engineering experience
• Proven success operating at Staff, Senior Staff, Principal, or Architect level
• Deep expertise building and scaling distributed systems
• Strong experience designing APIs and integration platforms
• Experience with event-driven architectures and cloud-native environments
• Demonstrated success influencing architecture across multiple teams
• Strong understanding of observability, resiliency, and operational excellence
• Experience within fintech, payments, merchant acquiring, lending, or regulated environments
• Excellent communication and stakeholder management skills

Technology Environment

The primary technology stack for the Partner Solutions  team includes:

• Frontend:  React.js/Redux
• Backend: Node.js, Kafka
• Data Layer: MySQL, Elasticsearch, Redis, Snowflake
• Infrastructure: Cloud-native microservices, AWS, Kubernetes
• CI/CD: Github/Teamcity/Octopus 

The Process

1. Initial screen with Artemis Canada
2. Interview with Hiring Manager, Tram Dao
3. Technical systems design (live + virtual) 
4. AI architectural design (live + virtual) 
5. Meet the team conversation (virtual)
6. References and offer

Your Artemis Canada Partner, Natasha Makovora, will work closely with you throughout every step of the process.

Location: This role is onsite 4 days per week in Kitchener-Waterloo (Catalyst Commons)

‍Vacancy: This role is a newly created position

‍Compensation: The compensation for this role is expected to exceed $200,000