Senior Security Libraries Engineer ( .NET/Java )

United States Digital Space LLC; Bordeaux; Sur place; EUR 90 000 - 125 000; Plein temps

Résumé du poste

Datadog seeks a senior, polyglot engineer to contribute across several security libraries, with .NET or Java expertise. You will design and build security integrations and detection features, take them from prototype to production-hardened, and own them operationally as they instrument thousands of applications.

As a senior engineer within a product team, you will connect the libraries you build to customer adoption and security value, helping decide what's worth building.

Qualifications

• Expert in at least one of .NET (C#) or Java.
• Polyglot capable across other libraries with main maintainers.
• Experience shipping libraries or SDKs consumed by developers.
• Experience auto-instrumentation, APM/distributed tracing, or code telemetry.

Responsabilités

• Design, build, and own security integrations and detections (WAF, RASP, API Security, IAST, SCA) across multiple libraries, with .NET and/or Java as primary focus.
• Take projects from prototype to production-hardened, instrument thousands of applications.
• Own systems operationally: monitor production telemetry and debug cross-system issues.
• Shape the roadmap and drive RFCs for alignment across security library teams.
• Partner with product, backend, and frontend teams to turn ideas into adopted capabilities.
• Mentor teammates and raise the bar on code quality and testing.
• Represent the company in relevant language and security communities.

Connaissances

.NET/C#

Java

Polyglot

Software fundamentals

Product mindset

SDKs/libs

Performance optimization

Operational maturity

Communication

STEM degree

Formation

BS/MS/PhD in STEM

Outils

NuGet

Maven

Description du poste

Datadog seeks a senior, polyglot engineer to contribute across several security libraries, with .NET or Java expertise. You will design and build security integrations and detection features, take them from prototype to production-hardened, and own them operationally as they instrument thousands of applications.

As a senior engineer within a product team, you will connect the libraries you build to customer adoption and security value, helping decide what's worth building.