Find your dream job NOW!

Click on Location links to filter by Job Title & Location.
Click on Company links to filter by Company & Location.
For exact match, enclose search terms in "double quotes".

Keywords: Principal Software Engineer, Location: Washington

Page: 5

Principal Software Engineer

Drive strategic improvements in security policy and standards across the service and other stakeholders, while prioritizing development and implementation efforts. Proactively address service issues to ensure solutions address threats. Deve...

Company: Microsoft
Location: Redmond, WA
Posted Date: 13 Dec 2025

Principal Software Engineer

Technical Leadership: Architect and deliver distributed systems that are secure, scalable, and resilient. Lead technical strategy and execution across multiple teams and services. AI-Driven Transformation: Champion the integration of AI int...

Company: Microsoft
Location: Redmond, WA
Posted Date: 13 Dec 2025

Principal Software Engineer

Collaborate deeply on the architecture, design and implementation of services across Purview for high scale, throughput, durability, and low latency . Lead innovation in design and execution in deploying, operating, and securing the service...

Company: Microsoft
Location: Redmond, WA
Posted Date: 13 Dec 2025

Principal Software Engineer - CoreAI

Coding Leads by example across teams and mentors others to produce extensible, maintainable, well-tested, secure, and performant code used across products that adheres to design specifications. Leads efforts to continuously improve code per...

Company: Microsoft
Location: Redmond, WA
Posted Date: 13 Dec 2025

Principal Software Engineer - Web App Architect

Responsibilities include reviewing the design of new features for performance as well as proactively identifying and addressing key performance bottlenecks within the product. Partners with appropriate stakeholders to determine user require...

Company: Microsoft
Location: Redmond, WA
Posted Date: 13 Dec 2025

Principal Software Engineer - Copilot Security

Develop and ship agentic AI-powered security features that protect users from threats such as prompt injection, adversarial manipulation, and abuse of agentic workflows. Design and implement secure orchestration frameworks that enable Copil...

Company: Microsoft
Location: Redmond, WA
Posted Date: 12 Dec 2025

Senior and Principal Software Engineer - Core AI

Design, implement and deliver AI services to support product offerings for large-scale agent observability Collaborate closely with product management and partner teams to align technical direction with business goals Take end-to-end respon...

Company: Microsoft
Location: Redmond, WA
Posted Date: 11 Dec 2025

Principal Software Engineer

Work on the delivery of high-quality services that will power AI and Search experiences across products. Ensure the quality, scalability, reliability, security, and maintainability of services. Participate in design and code reviews, and co...

Company: Microsoft
Location: Redmond, WA
Posted Date: 11 Dec 2025

Principal Software Engineer - Security Architect

Partner with engineering teams to understand and improve the security posture of many systems related to Identity Collaborate with teams to bring to fruition cross-company security initiatives Assist engineering teams in resolving difficult...

Company: Microsoft
Location: Redmond, WA
Posted Date: 11 Dec 2025

Principal Software Engineer

Collaborates with appropriate stakeholders to determine user requirements for a scenario. Drives identification of dependencies and the development of design documents for a product, application, service, or platform. Creates, implements, o...

Company: Microsoft
Location: Redmond, WA
Posted Date: 11 Dec 2025

Principal Software Engineer - Copilot Security

Develop and ship agentic AI-powered security features that proactively protect users from threats such as prompt injection, adversarial manipulation, and abuse of agentic workflows. Design and implement secure orchestration frameworks that ...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

Design and develop the core platform for Advertiser Copilot using Semantic Kernel to enable intelligent interactions. Build scalable and efficient AI-driven workflows for campaign management within a chat-based UI. Collaborate with cross-fu...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

Define unified, scalable, modular, and maintainable front-end architectures using client/service stacks such as React, TypeScript, Node.js, while integrating design frameworks such as component libraries to ensure globally consistent UX. Dr...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

Design and lead the development of large-scale, distributed online serving systems-including GPU-accelerated and CPU-based ranking/inference pipelines-to process millions of ad requests per second with ultra-low latency, high throughput, an...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

This will be an individual contributor role with the majority of time focused on coding responsibilities pertaining to quality of service, livesite, monitoring, deployment, service lifecycle. Leads identification of dependencies and the dev...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer - CoreAI

Works with appropriate stakeholders to determine user requirements for a feature. Supports identification of dependencies, and the development of design documents for a product feature with oversight. With guidance, learns to create and imp...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer, Path Team

Solve complex challenges in distributed systems and help shape the vision for agentic, AI-powered work management. Architect and implement core features for the Task and Work Management platform. Ensure secure, high-quality product delivery...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

Architecting services for large scale and low latency requirements to handle millions of requests per minute completing under 10ms. Design and build features for large-scale distributed services. Communicate technical details effectively ac...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer

Collaborates with appropriate stakeholders to determine user requirements for a scenario. Drives identification of dependencies and the development of design documents for a product, application, service, or platform. Creates, implements, o...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer - Windows Remote Desktop

Define and Drive Strategy: Set long-term technical direction and influence cross-team architecture for web-based remote desktop experiences. Collaborate Across Disciplines: Partner with engineers, PMs, and designers to solve complex technic...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025