Armstrong Fluid Technology

Enterprise Senior Software Developer

Toronto, Ontario

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hirly's read of this role

Role family: Engineering
Seniority: Senior
Country: CA
Work mode: On-site / unstated
First seen by hirly: 1 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Armstrong Fluid Technology is a global leader in innovative fluid flow solutions. We are committed to engineering excellence and delivering high-quality products and services that drive efficiency and sustainability for our customers.

We are seeking a highly skilled Enterprise Developer to join our enterprise architecture team. This role is ideal for a developer with extensive experience in Python, C#, and .NET projects including legacy frameworks such as ASP.NET. The successful candidate will be proficient in creating new microservices, as well as refactoring, upgrading, and migrating applications to modern platforms and architectures, with a focus on legacy enterprise systems. Expertise in SQL databases, cloud development (especially AWS), containerization, and application security is essential.

THIS IS A SENIOR HANDS ON DEVELOPER ROLE

Key Responsibilities

Design, develop, maintain, troubleshoot, and enhance Python and C# applications.
Refactor and upgrade legacy ASP.NET applications.

Migrate monolithic applications to new platforms and microservices architectures to enhance scalability and maintainability.

Perform lift-and-shift operations to cloud environments.

Implement containerization using Docker and Kubernetes (EKS).

Develop and deploy cloud solutions, particularly on AWS.

Ensure application security and compliance with best practices.

Optimize SQL database performance by analyzing and improving query efficiency, indexing strategies, and overall database design.

Collaborate with cross-functional teams to deliver high-quality software solutions.

Qualifications

Bachelor's degree in Computer Science, Information Technology, or a related field.

Experience in developing integration modules and services for enterprise systems such as ERP, PLM, CPQ, and CRM.

Proven experience as a backend developer with a strong understanding of C# and .NET frameworks, as well as Python.

Proficient in designing and developing RESTful APIs.

Experience with microservices architecture and related technologies.

Experience with ASP.NET and legacy frameworks.

Proficient in refactoring and upgrading legacy application code.

Experience with cloud development, particularly AWS.

Familiar with containerization technologies (Docker) and Kubernetes (EKS).

Solid understanding of modern application security and best practices.

Excellent problem-solving skills and attention to detail.

Strong communication, teamwork, and adaptability.

Demonstrated experience in SQL database performance tuning and optimization techniques.

Preferred Qualifications

Experience with other cloud platforms (Azure, Google Cloud).

Knowledge of DevOps practices and tools.

Familiarity with PowerBI is a plus.

Work on impactful projects modernizing enterprise systems.

Collaborate with talented, cross-functional teams.

Contribute to a company committed to innovation and sustainability.

Enjoy opportunities for professional growth and development.

Original posting on Armstrong Fluid Technology's site ↗

Listed on hirly, a job board. hirly is not the employer: Armstrong Fluid Technology is hiring for this role.

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