Senior .NET Core Developer Needed for Cloud-Native Microservices Refactor

Keystone Digital

Contract · Remote · Flexible hours

About the role

Keystone Digital is launching a critical product update and needs a .NET Core Developer to uplift test automation. You will design and implement automated regression suites that lower launch risk and speed up feedback loops.

Key responsibilities

• Architect and develop .NET Core test frameworks for UI and API layers
• Integrate automated tests into Azure pipelines and ensure reliable execution
• Collaborate with QA and product teams to prioritize high‑risk scenarios
• Maintain test data, environments, and reporting dashboards
• Provide documentation and knowledge transfer for ongoing test upkeep

Must-have skills

• Strong experience with .NET Core and C#
• Proficiency in Azure DevOps and CI/CD pipelines
• Hands‑on test automation using tools like Selenium, Playwright, or SpecFlow
• Solid understanding of RESTful services and JSON

Nice to have

• Experience with containerized test environments (Docker)
• Familiarity with performance testing tools
• Background in microservices architecture