74 Results for

Principal Software Engineer Jobs in Washington

Jobs

Principal Software Engineer/ Architect Microsoft Corp

Redmond, WA

$142,800–$274,800 / year

Preferred qualifications: Masters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Define and drive the technical vision for Microsoft's Public Key Infrastructure (PKI) platform, partnering closely with engineering, product management, and security teams to modernize and secure certificate lifecycle management for public and private PKIs.

7 days ago

Senior Software Engineer, AI Infrastructure Microsoft Corp

Redmond, WA

$119,800–$234,700 / year

There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year. Required Qualifications: Bachelors Degree in Computer Science or related technical field AND 4+ years technical engineering experience building distributed systems with coding in languages including, but not limited to, C#, Java, or Go.

3 days ago

Intermediate/ Senior Software Engineer - Cortex LLM Training Platform Snowflake Inc

Bellevue, WA

$200,000–$287,500 / year

Productionize research building blocks - partner with Snowflake Research to turn state-of-the-art training and inference techniques into reliable, composable components customers can run at enterprise scale. Scale the distributed systems that make GPU compute serverless - multi-tenant scheduling, placement, and capacity-aware routing across regional GPU pools, with fault tolerance built in.

30+ days ago

Senior Software Engineer (Android Platform Vms) ANDURIL INDUSTRIES

Bellevue, WA

$191,000–$253,000 / year

To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years.

20 days ago

Senior Software Engineer (Android Apps - Flutter/Dart) ANDURIL INDUSTRIES

Bellevue, WA

$191,000–$253,000 / year

To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.

20 days ago

Senior Software Engineer, Android Accessibility Salesforce Inc

Seattle, WA

$172,500–$260,100 / year

Slack is looking for a Senior Software Engineer to own Android accessibility across the app - from Slack Kit component-level fixes to platform-wide screen reader, testing, and compliance strategy. You'll be the primary technical owner of Android a11y, working closely with the iOS/mobile accessibility team, design systems, and feature teams to make Slack usable for everyone.

25 days ago

Senior Software Engineer - AI Infrastructure Microsoft Corp

Redmond, WA

$119,800–$234,700 / year

You will work at the intersection of cloud infrastructure, developer experience, reliability engineering, and Artificial Intelligence innovation, solving complex challenges that directly impact the speed, quality, and scale at which Microsoft delivers Artificial Intelligence products to customers worldwide. Preferred Qualifications: Masters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field.

17 days ago

Software Engineer II and/or Senior Software Engineer Microsoft Corp

Redmond, WA

$102,100–$202,200 / year

Masters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C#, Java, NET, or Python OR Bachelors Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C#, Java, NET, or Python OR equivalent experience. We have a multi-billion dollar business that is growing rapidly, and we run some of the world's highest scale observability services both for Microsoft internally and for our external customers, processing over 1.5 Exabytes of logs daily and tracking over 100 billion active metrics.

30+ days ago

Senior Software Engineer (10375) Extreme Networks

Seattle, Washington

Full time

Do you want to help build highly scalable systems that process real-time network data, power intelligent experiences, and enable AI agents to reason, remember, plan, collaborate, use tools, and safely take action on behalf of users? Work authorization: We are unable to sponsor or take over sponsorship of an employment visa, including H-1B visas, at this time Scope: Are you energized by the opportunity to shape the future of intelligent networking, generative AI, and autonomous agentic systems?

30+ days ago

Senior Software Engineer - Infrastructure Microsoft Corp

Redmond, WA

$119,800–$234,700 / year

You will deepen your expertise in cloud infrastructure, 1P/3P model deployments, network Isolation, distributed systems, reliability engineering, security, and production operations while partnering with software engineers and service teams. We build tools to increase the observability of the applications running in the Kubernetes clusters, improve the speed, security, and reliability of our deployments, secure our supply chain and services, and debug production with ease.

30+ days ago

Principal Security Engineer Microsoft Corp

Redmond, WA

$142,800–$274,800 / year

Required Qualifications: Masters Degree in Statistics, Mathematics, Computer Science, or related field AND 4+ years experience in security or related field OR Bachelors Degree in Statistics, Mathematics, Computer Science, or related field AND 6+ years experience in security or related field. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

30+ days ago

Principal Signal Integrity Simulation Engineer Microsoft Corp

Redmond, WA

$142,800–$274,800 / year

There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year. Citizenship & Citizenship Verification: This role will require access to information that is controlled for export under export control regulations, potentially under the U.S. International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR), the EU Dual Use Regulation, and/or other export control regulations.

30+ days ago

Principal Electrical Engineer, Satellites Starlink Space Exploration Technologies Corp

Redmond, WA

$190,000–$290,000 / year

2+ years of experience designing and implementing mixed-signal circuit boards from concept through production using processors, FPGAs, Ethernet, multi-GHz Serdes, DRAM interfaces (DDR4), I2C, SPI, operational amplifiers, analog to digital and digital to analog converters, and power supply components. Sub-teams include: Avionics: The backbone of Starlink satellites are the bus avionics systems which control the vehicle, convert and distribute kilowatts of power, route high-speed vehicle and user traffic, and connect satellites to each other via our state-of-the-art Space Lasers!

30+ days ago

Senior Software Engineer, Identity Security Salesforce Inc

Bellevue, WA

$172,500–$260,100 / year

Design and build services: Develop and maintain identity and access management services on AWS and Kubernetes, working alongside senior engineers on system design, implementation, and operational reliability (monitoring, alerting, and SLOs). Strong written communication skills: you can write durable and clear documentation for a variety of readers, including engineering teammates, technical reviewers, and users.

11 days ago

Senior Software Engineer Lightning AI

Seattle, WA

$206,086–$217,000 / year

Build and maintain RESTful APIs and backend services for resource management; Develop internal tools and automation for infrastructure provisioning; Integrate with various cloud provider services (AWS, Azure, GCP); Contribute to technical design decisions and architecture planning; Review code and provide constructive feedback to team members; Mentor junior software engineers and promote software engineering best practices; Participate in technical planning and sprint planning sessions; Design and implement monitoring, logging, and alerting solutions; Troubleshoot production issues and implement fixes; Develop disaster recovery and backup strategies; and. Position also requires at least five (5) years of experience in each of the following: Software engineering with a focus on backend/distributed systems; Working with cloud platforms such as AWS, GCP, and/or Azure; Working with container orchestration (Kubernetes) and microservices architecture; Programming languages such as Go, Python, and/or Java; Infrastructure-as-code such as Terraform and/or CloudFormation; and.

30+ days ago

Senior Software Engineer RareCyte

Seattle, Washington

$150,000–$170,000 / year

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. Experience with Python web services and APIs (Django and Django REST Framework strongly preferred) and modern JavaScript/TypeScript (Vue preferred).

2 days ago

Senior Software Engineer Infoblox Inc.

Tacoma, WA

$135,400–$201,850 / year

Here, how we empower our people is extraordinary: Glassdoor Best Places to Work 2025, Great Place to Work-Certified in five countries, and Cigna Healthy Workforce honors three years running - and what we build is world-class: recognized as CybersecAsia's Best in Critical Infrastructure 2024 - evidence that when first-class technology meets empowered talent, remarkable careers take shape. One Year: Develop major features toward extensibility to rapidly onboard integrations, make significant contributions toward architecture and design improvements, make significant improvements toward productivity, quality, and reliability and collaborate closely with Product Management and identify areas for R&D.

27 days ago

Principal Antenna Engineer Kapta Space

Redmond, Washington

$215,000–$275,000 / year

U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Kapta Employees must be U.S. citizens, lawful U.S. permanent residents (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State or Commerce as applicable. The antenna engineer will be responsible for design, build and test of high frequency and millimeter wave electronically scanned antennas in collaboration with diverse engineering disciplines.

2 days ago

Senior Software Engineer/Software Engineer II Microsoft Corp

Redmond, WA

$102,100–$202,200 / year

You will remain hands-on-building prototypes and production systems, evaluating emerging models, frameworks, harnesses and tools, making sound design tradeoffs, and partnering with engineering teams to improve developer productivity, ship velocity, reliability, and the overall engineering experience. Additional or preferred: Bachelors Degree in Computer Science or related technical field AND 4+ years of technical engineering experience; OR Masters Degree in Computer Science or related technical field AND 2+ years of technical engineering experience; OR equivalent experience.

30+ days ago

Sr. Software Engineer, Starlink Enterprise Product Space Lasers Space Exploration Technologies Corp

Redmond, WA

$165,000–$270,000 / year

Software Engineer of the Enterprise Product Software team, you''ll own software for bring-up and operation of new Starlink products including: Plaser, our space laser product which connects third-party vehicles to the Starlink constellation, Community Gateway, our terrestrial very high throughput parabolic antenna, Starlink Aviation, enabling tens of millions of passengers to experience Starlink worldwide, and more to-be-launched products that leverage Starlink in new industries. ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State.

30+ days ago

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Principal Software Engineer Jobs in Washington

Principal Software Engineer/ Architect Microsoft Corp

Senior Software Engineer, AI Infrastructure Microsoft Corp

Intermediate/ Senior Software Engineer - Cortex LLM Training Platform Snowflake Inc

Senior Software Engineer (Android Platform Vms) ANDURIL INDUSTRIES

Senior Software Engineer (Android Apps - Flutter/Dart) ANDURIL INDUSTRIES

Senior Software Engineer, Android Accessibility Salesforce Inc

Senior Software Engineer - AI Infrastructure Microsoft Corp

Software Engineer II and/or Senior Software Engineer Microsoft Corp

Senior Software Engineer (10375) Extreme Networks

Senior Software Engineer - Infrastructure Microsoft Corp

Principal Security Engineer Microsoft Corp

Principal Signal Integrity Simulation Engineer Microsoft Corp

Principal Electrical Engineer, Satellites Starlink Space Exploration Technologies Corp

Senior Software Engineer, Identity Security Salesforce Inc

Senior Software Engineer Lightning AI

Senior Software Engineer RareCyte

Senior Software Engineer Infoblox Inc.

Principal Antenna Engineer Kapta Space

Senior Software Engineer/Software Engineer II Microsoft Corp

Sr. Software Engineer, Starlink Enterprise Product Space Lasers Space Exploration Technologies Corp

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