Lead Software Engineer – Enterprise Microservices & Cloud Architecture

ABOUT THE COMPANY

We are a Canadian technology company delivering enterprise-grade cloud-native platforms for e-commerce, telecommunications, and SRE operations. Our teams build mission-critical distributed systems that handle high-volume, real-time data workloads across hybrid cloud environments. We require deep technical expertise in microservices architecture, event-driven systems, and multi-cloud orchestration.

ROLE OVERVIEW

We are seeking a Senior Lead Software Developer to architect, develop, and lead delivery of cloud-native microservices platforms. The successful candidate will take end-to-end ownership of enterprise backend systems built on Java/Spring Boot, design event-driven architectures using Kafka, and drive platform reliability through Model Context Protocol (MCP) integrations with enterprise monitoring systems. This role requires hands-on expertise in multi-cloud environments (GCP, AWS, Azure) and Kubernetes orchestration in hybrid cloud deployments.

KEY RESPONSIBILITIES

• Design and develop cloud-native microservices using Java 17 and Spring Boot, following Domain Driven Design (DDD) and Event Driven Architecture (EDA) principles for high-throughput production systems
• Architect and implement real-time event streaming pipelines using Apache Kafka for data processing, provisioning operations, and inter-service communication at enterprise scale
• Develop and maintain internal Model Context Protocol (MCP) integrations connecting backend systems to enterprise observability platforms including Grafana, Splunk, and DTSaaS
• Build and maintain Kong API Gateway configurations for API lifecycle management, traffic routing, and security enforcement in a GCP-hosted environment
• Design and manage Day 2 provisioning systems for post-deployment operations and platform reliability across cloud and on-premise environments
• Deploy and manage containerized workloads using Kubernetes (K8s) in hybrid cloud environments spanning GCP, AWS (EC2, S3, RDS), and Azure; configure cluster operations, resource limits, and autoscaling policies
• Implement and maintain Jenkins CI/CD pipelines integrated with GitHub workflows for automated build, test, and deployment across environments
• Develop React-based frontend components for internal tooling and enterprise workflow interfaces, including bulk provisioning dashboards
• Build and maintain GraphQL composite APIs and REST APIs serving both internal consumers and third-party integrations
• Implement Spring Security patterns for authentication and authorization; configure OAuth2, JWT, and API key management across microservices
• Monitor platform health using Grafana, Splunk, Dynatrace, and PagerDuty; participate in on-call escalation rotation for incident response and resolution
• Create and maintain Architecture Decision Records (ADRs); lead technical estimation and contribute to product roadmap planning
• Mentor developers on AI-assisted development tooling (Model Context Protocol, Cline, GitHub Copilot); conduct technical sessions and proof-of-concept evaluations
• Collaborate with product managers, business analysts, and stakeholders on feature delivery, sprint planning, and technical feasibility assessment in Agile/Scrum environments

REQUIRED QUALIFICATIONS

Education

• Bachelor's degree in Computer Science, Software Engineering, or a related technical field

Experience

• Minimum 10 years of progressive experience in full-stack software development with Java backend technologies
• Minimum 6 years of hands-on experience with Spring Boot and Spring Cloud microservices in production enterprise environments
• Minimum 4 years of experience designing and operating event-driven architectures using Apache Kafka at scale
• Minimum 3 years of experience deploying and managing containerized applications with Kubernetes in hybrid cloud environments (at least two of: GCP, AWS, Azure)
• Minimum 2 years of experience developing or integrating Model Context Protocol (MCP) systems for enterprise monitoring or AI toolchain integration
• Minimum 5 years of experience building and maintaining Jenkins CI/CD pipelines with GitHub Actions or equivalent
• Demonstrated experience as a technical lead or architect on enterprise-scale platforms serving 1,000+ concurrent users or 10,000+ integrated applications

Technical Skills

• Expert-level proficiency in Java 17 with Spring Boot, Spring Cloud, Spring Security, and JPA/Hibernate
• Deep knowledge of Domain Driven Design (DDD) and Event Driven Architecture (EDA) patterns in distributed systems
• Hands-on experience with Kafka stream processing, including consumer groups, partition management, and schema registry
• Proficiency with Kong API Gateway: route configuration, plugin management, rate limiting, and API lifecycle management
• Experience with React and/or Angular for enterprise frontend development including Redux state management
• Database expertise across PostgreSQL, MySQL, MongoDB, and BigQuery; experience with query optimization and schema design
• Proficiency with Grafana dashboarding, Splunk log analysis, Dynatrace APM, and PagerDuty alerting configuration
• Familiarity with AI-assisted development tools including GitHub Copilot, Cline, or Roocode in a team environment
• Experience with Test Driven Development (TDD) using JUnit, Mockito, Jasmine, and/or Jest

Professional Skills

• Proven ability to mentor and lead cross-functional development teams in Agile/Scrum environments
• Experience creating Architecture Decision Records (ADRs) and contributing to technical product roadmaps
• Strong written and verbal communication in English for collaboration with distributed teams and stakeholders
• Experience with PagerDuty on-call rotation and structured incident response for production systems

PREFERRED QUALIFICATIONS

• Experience in e-commerce or telecommunications platform development
• Experience with Day 2 provisioning systems for cloud infrastructure lifecycle management
• Familiarity with SRE principles including SLA/SLO/SLI definition and tracking
• Experience with GraphQL composite API design and federation
• French language skills (asset, not required)
• Google Cloud Professional certification (Cloud Architect or Developer)

HOW TO APPLY

Canadians and permanent residents are encouraged to apply first. If no suitable candidates are identified after a thorough recruitment effort, this position may be filled through the Temporary Foreign Worker Program.

Please submit your resume and a cover letter outlining your relevant experience to:

Email: careers@cogency.net Subject Line: Application – Senior Lead Software Developer

Only candidates selected for an interview will be contacted. We thank all applicants for their interest.

Job Type: Full-time

Pay: $56.00-$57.00 per hour

Benefits:

• Dental care
• Employee assistance program
• Extended health care
• Paid time off
• Vision care

Ability to commute/relocate:

• Toronto, ON: reliably commute or plan to relocate before starting work (required)

Application question(s):

• Minimum 2 years of experience with - Payment products –Dovetail (EPP), Global Payplus, ACI worldwide & FTM suite, Fiserv EPP & UFP, SWIFT, Fedwire, ISO20022, RTGS, Clearing & Settlements, Interac Payment system, EFT, Bill Payments, ACH
• Willing to work 5 days at office site or onsite?

Education:

• Bachelor's Degree (required)

Experience:

• core payments system: 2 years (required)

Work Location: In person