Senior Software Engineer – Full Stack

Confluence

Senior Software Engineer contributing to a multi-tenant, enterprise platform using React, .NET, Python, and SQL Server. Focus on building features and maintaining architectural standards in a hands-on role.

Posted 7/16/2026full-timeToronto • Massachusetts, Pennsylvania • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Full Stack Software Development with a strong focus on C#/.NET and React, ensuring high code quality and maintainability. Proficient in CI/CD processes and modern architectural approaches, with experience in debugging complex issues across multiple layers.

Highest-signal resume keywords

Full Stack Software DevelopmentC#/.NET Backend DevelopmentReact Web Application DevelopmentSQL Server Database ManagementCI/CD and Deployment Processes

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full Stack Software DevelopmentC#/.NETReactSQL ServerPythonDebuggingAgile MethodologiesMonorepo EnvironmentsBuild SystemsTesting Frameworks

Industry Keywords

Modern Architecture ApproachesClean ArchitectureLayered SystemsCQRSFinancial SystemsData Heavy PlatformsAuthenticationSecurityMulti-Tenant Architectures

Tech Stack

Tools & technologies

.NETPythonReactSQL

About the role

Key responsibilities & impact

You’ll contribute across a modern full stack environment, working with React, .NET, Python, and SQL Server within a structured monorepo.
This is a hands on engineering role where you’ll design and build features across the application, maintain architectural standards, and ensure performance and reliability at scale.
You’ll also contribute to CI/CD and deployment processes where needed, but your primary focus will be on building and improving the product itself.
You’ll be working in an environment with established patterns and conventions, with a strong emphasis on code quality, consistency, and long term maintainability.

Requirements

What you’ll need

Experience in full stack software development
Strong experience with C#/.NET backend development
Experience building web applications (React or similar frameworks)
Experience working with databases (SQL Server or similar)
Understanding of modern architecture approaches (e.g. clean architecture, layered systems, or CQRS)
Experience debugging and solving complex issues across multiple layers
Experience working in Agile environments
Comfortable contributing to CI/CD and deployment processes
Experience working across multiple languages (e.g. Python alongside .NET)
Experience with monorepo environments or large codebases
Experience improving build systems, testing frameworks, or pipelines
Exposure to financial systems or data heavy platforms
Experience with authentication, security, or multi-tenant architectures

Benefits

Comp & perks

Generous Time Off packages including additional half days with each public holiday in your location.
Global Career Development opportunities
Social Events
Referral Bonus scheme - Upto $3,000 per successful referral
Plus many more!