Our financial services client is seeking a Senior .Net Software Engineer (5+ years) to remediate security vulnerabilities using .NET Core, REST APIs, and microservices

Duration: Until Dec 31,

Location: Remote (High preference for candidates in Montreal and Ontario so that they can go into office for collaboration)

Join a backend and API-focused initiative supporting security remediation across legacy and modern .NET applications within an insurance workplace.

This role focuses on analyzing vulnerability reports, fixing security issues in APIs and backend services, and contributing to .NET REST API and microservices development using Docker and Kubernetes.

The environment includes REST services built from Open API/Swagger specifications, event-driven services with Kafka, and deployments across Kubernetes settings.

Must Haves:
5+ years in .NET, .NET Core, and full application development life cycle environments
REST APIs, SOAP, JSON, OpenAPI, Swagger, and backend development
Microservices, Docker, Kubernetes, MS SQL, and web services technologies
DevOps, CI/CD, Jenkins, Artifactory, BitBucket, Gradle,



and Ansible
Post secondary Computer Science diploma or degree

Nice to Have:
Experience with Kubernetes, Okta, Kafka, AWS, MongoDB
Security remediation experience
Experience with Checkmarx or internal security scanning tools
Financial services, insurance, or Group Advantages experience
Exposure to Enterprise Service Bus (ESB) integration architectures and technologies

Responsibilities:
Lead the design, development, and deployment of .NET REST APIs and microservices
Review vulnerability reports and analyze affected applications
Fix security issues in existing APIs and backend services
Build event-driven services and processes using Kafka
Use and enhance DevOps tools and CI/CD processes
Produce and maintain documentation in compliance with SDLC requirements
Support application stability, performance, problem analysis, and resolution in production environments

Required Skill Profession

Computer Occupations

📌 Senior Net Software Engineer To Remediate Security Vulnerabilities Using Net Core, Rest Apis, And Microservices 1646 Ottawa
🏢 S.i. Systems
📍 Ottawa