Principal Software Engineer Jobs in Seattle, WA

Create and enhance identity systems for a multi-tenant SaaS platform, ensuring secure authentication and authorization. Collaborate with cross-functional teams to deliver reliable capabilities while f...

Lead the charge in advancing the Marketplace Platform by architecting innovative solutions, optimizing performance, and mentoring engineers. Collaborate effectively with product and UX/UI teams to enh...

Transform AI engineering by leading architectural strategies and implementation. Collaborate across teams to develop scalable ML platforms and ensure AI system reliability while mentoring future leade...

Join a team that's pioneering software for subsea geothermal power plants. As a key engineer, you'll design and implement systems that streamline operations, supporting innovative energy solutions and...

Join a team that's transforming mental health care through solid engineering practices. Collaborate across diverse teams, lead complex initiatives, and mentor others while focusing on delivering impac...

Join a team that's dedicated to building scalable software solutions impacting major merchants. Collaborate cross-functionally to drive innovation while mentoring fellow engineers and enhancing fulfil...

Accelerate progress at the forefront of data integration by designing solutions that connect finance, sales, and HR systems efficiently while ensuring data integrity and security, empowering organizat...

Join a dynamic team where you'll design and build AI-powered systems that enhance reliability and performance. Drive engineering excellence, mentor peers, and deliver impactful solutions that influenc...

Invent scalable cloud solutions that modernize workforce tools, applying deep engineering skills and AI expertise to enhance operational efficiency for millions of students and schools. Collaborate ac...

Unlock potential by leading the design and implementation of modern data architectures. Collaborate with stakeholders to deliver scalable data solutions and drive data governance initiatives in a clou...

Accelerate progress at program delivery by leading cross-functional teams to meet critical timelines, manage complexities, and drive outcomes. Foster collaboration and effective communication to ensur...

Shape the future of marketing data by building robust backend systems that enhance data workflows for audience segmentation and campaign attribution, collaborating with cross-functional teams to drive...

Engage as a Senior Software Engineer to design user-friendly interfaces that simplify complex workflows, promoting efficiency and accessibility within the organization while leveraging strong frontend...

Lead the design and scaling of engineering solutions to enhance Snap’s strategic initiatives. Collaborate cross-functionally to develop innovative products, while advocating best practices in availabi...

Engage in transforming healthcare by designing scalable systems for real-time prescription decision-making. Collaborate with teams to enhance platform reliability and deliver accessible treatment opti...

Lead the design and implementation of scalable engineering solutions for strategic initiatives, guiding cross-team collaboration to optimize product performance and drive innovative service developmen...

Shape the future of enterprise software by architecting scalable, AI-driven solutions. Engage with teams to define and implement best practices, ensuring quality and performance standards are met acro...

Champion innovation in AI product development, crafting scalable, enterprise-grade software solutions. Collaborate with cross-functional teams to enhance customer interaction platforms and mentor juni...

Elevate production environments by serving as the key technical liaison for product teams. Optimize containerization processes and collaborate closely with platform teams to ensure seamless integratio...

Lead the charge in developing cutting-edge eCommerce services, ensuring performance, security, and user experience across platforms while mentoring engineers and innovating system architecture to enha...

Join a team that drives innovation in enterprise applications, leading the development of robust Java/J2EE solutions for a critical Air Force modernization project, enhancing system performance and se...

Transform your career and drive innovation in software engineering. You'll build integrations and automate data flows, collaborating with cross-functional teams while shaping our modern tech stack and...

Join a team that's transforming the CRM landscape with visionary engineering. Lead architectural innovation, enhance user experience, and drive AI integration in a high-impact role focused on developi...

Transform complex data into elegant technical solutions as a Python developer. Collaborate to build a rating engine, engaging with business units to streamline processes and enhance operational effici...

Shape the future of machine learning tools by leading the development of scalable orchestration platforms. Collaborate across teams to optimize and operate solutions for next-gen AI workloads and ment...