We are seeking a highly accomplished Senior .

Net Software Engineer for an enterprise-level contract opportunity based in North York.

In this role, you will join a premier Platform and Engineering team, specializing in analyzing, designing, and developing high-performance .NET REST APIs, microservices, and event-driven architectures.

As a senior software engineer, you will bridge the gap between service design, Dev

Ops automation, and modern API platform integrations.

Operating within a flexible work arrangement, you will lead full SDLC activitieswriting clean .NET Core code, containerizing services using Docker and Kubernetes, building event-driven processes with Kafka, and ensuring robust security via OAuth2 protocols.

This position demands a technical authority with strong problem-solving skills who can drive CI/CD improvements, collaborate across onshore/offshore teams, and deliver scalable enterprise software solutions.

Location: North York, ON (Open to remote within Canada, EST hours) Assignment Type: Hybrid (1 day per month onsite for Ontario/Montreal candidates) Contract Duration: 5-month contract (Possibility of extension) Advantages Modern API & Microservices Stack: Engineer .NET Core REST services built from OpenAPI/Swagger specifications, deployed using Docker and Kubernetes.

Event-Driven Architecture: Direct hands-on experience building event-driven services and consuming topics using Apache Kafka.

Dev

Ops & Infrastructure-as-Code: Work with an advanced toolchain including Jenkins, Artifactory, Bitbucket, Gradle, and Ansible for CI/CD automation.

Flexible Hybrid/Remote Model: Enjoy a balanced working structure with minimal onsite collaboration requirements.

Responsibilities Lead and participate in the design, development, and deployment of .NET REST APIs and microservices utilizing Docker containers and Kubernetes orchestration.

Build event-driven services and microservices that publish and consume topics via Apache Kafka.

Ensure all service designs adhere to approved architecture, information security standards, and SDLC compliance guidelines.





Design and populate data access layers interfacing with database technologies such as MongoDB, Postgres, and MS SQL.

Leverage and enhance Dev

Ops tools and automated pipelines for continuous integration and deployment (CI/CD).

Identify, debug, and resolve service defects, conducting root-cause analysis to support production system stability and performance.

Analyze, define, and document technical requirements for data workflows, logical processes, interface specs, and system controls.

Coordinate coding, testing, and implementation activities across onshore and offshore multi-site development teams.

Contribute to project planning, scoping, technical estimations, feasibility studies, and comprehensive system documentation.

Qualifications Core Requirements & Technical Stack Development Tenure: Minimum 5+ years of progressive software development experience encompassing the full application development life cycle (SDLC) and systems integration. .NET & API Mastery: Strong hands-on experience building .NET Core APIs, RESTful web services, SOAP, JSON, OpenAPI, and Swagger specifications.

Event-Driven Architecture: Minimum 1+ years of direct experience working with Event-Driven Architecture (e.g., Kafka).

Dev

Ops & Cloud Ecosystem: Solid working knowledge of Dev

Ops processes, containerization (Docker, Kubernetes), and contemporary deployment pipelines.

Database & Web Technologies: Hands-on experience with MS SQL Server, relational databases, and web hosting technologies.

Education: Post-secondary diploma or degree in Computer Science, Software Engineering, or a related field.

Preferred Experience & Assets Advanced Integration Tools: Exposure to Kubernetes, Okta (OAuth2), Kafka, AWS cloud services, MongoDB, and Enterprise Service Bus (ESB) architectures.

Domain Knowledge:



Experience within Group Benefits products or related business domains.

Soft Skills & Professional Attributes Team Leadership & Coordination: Demonstrated experience coordinating development activities across multi-site and offshore environments.

Analytical Problem Solving: Superior analytical and critical-thinking skills to resolve complex technical challenges systematically.

Communication & Focus: Excellent written and verbal communication skills with a strong customer-centric mindset.

Summary If you''re interested in the ''Senior .

Net Software Engineer'' role based in Toronto, we encourage you to apply online at Only qualified candidates will be contacted for the next steps.

We look forward to hearing from you! Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada.

As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees.

In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada''s workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle.

We ask that all job applications please identify any accommodation requirements by sending an email to to ensure their ability to fully participate in the interview process.

📌 Senior.Net Software Engineer- 1759 (Toronto)
🏢 randstad canada
📍 Toronto