Principal Software Engineer – .NET, Azure

🔥 8 minutes ago

🌏 Anywhere in the World

⏰ Full Time

🔴 Lead

🧑‍💻 Full-stack Engineer

👻 Ghost score 11%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Thermo Fisher Scientific

WebsiteLinkedInAll Job Openings

10,000+ employees

🏥 Healthcare

💼 Consulting

📦 Logistics

Healthcare • Consulting • Logistics

Thermo Fisher Scientific is a leading global supplier of scientific instrumentation, reagents and consumables, and software services. They support the life sciences, healthcare, and analytical chemistry sectors by providing robust solutions for laboratory research and production processes. Their innovative products and services encompass a range of applications, including diagnostics, lab workflow automation, and drug discovery.

📋 Description

• Design, build, and maintain large-scale distributed systems on Azure using .NET/C# • Navigate and contribute to complex legacy and modern codebases with minimal ramp-up time • Engage directly with business stakeholders to build domain expertise and translate requirements into technical solutions • Drive architectural decisions, trade-off analyses, and technical strategy • Own backend services end-to-end, including APIs, data access, cloud infrastructure, and CI/CD pipelines • Mentor and unblock engineers while improving engineering quality and practices • Collaborate across organizational boundaries to align technical work with business outcomes • Identify and resolve systemic issues in production environments, tooling, and development workflows

🎯 Requirements

• 10+ years of professional software engineering experience • Strong proficiency in C# and .NET, including .NET 6+ / ASP.NET Core • Deep experience with Microsoft Azure, including App Services, Azure Functions, Service Bus, Azure SQL, Cosmos DB, Storage, Key Vault, and Entra ID • Ability to operate independently in ambiguous, complex environments with large codebases and distributed systems • Track record of shipping and maintaining production backend systems at scale • Experience in regulated or domain-heavy industries such as healthcare, life sciences, or finance • Excellent communication skills and ability to build relationships with non-technical stakeholders • Ability to translate between business and engineering contexts • End-to-end ownership from requirements gathering through deployment and operational support • Preferred: Health & Life Sciences technology experience, including EHR/EMR, clinical data, regulatory compliance, HIPAA, or HL7/FHIR • Preferred: Azure DevOps, CI/CD pipelines, and Infrastructure as Code using Bicep or Terraform • Preferred: Event-driven architectures, microservices patterns, and distributed messaging • Preferred: Data-intensive systems, pipelines, or ML/AI integrations in healthcare • Preferred: Leading cross-team initiatives or serving as a technical anchor • Experience with .NET 8+, ASP.NET Core Web APIs, Azure Functions, Worker Services, AKS/Containers, Event Grid, Blob Storage, MSAL, SQL Server, Entity Framework Core, Git, Docker, Application Insights, and Azure Monitor

🏖️ Benefits

• Contractor-only engagement • Global remote work arrangement