Principal Software Engineer Jobs in Fairfax, VA

Reimagine backend systems and drive complex projects that enhance the reliability, scalability, and performance of Vanta's core security monitoring platform by collaborating with diverse engineering t...

Drive innovation by leading the development of scalable software solutions, ensuring operational excellence and strategic alignment while mentoring junior engineers and collaborating across teams to d...

Lead the development of scalable software systems, driving technical excellence and innovation. Collaborate with cross-functional teams to ensure effective implementation and maintenance of product fe...

Elevate your career by driving DevOps software solutions for mission-critical satellite systems. Collaborate across teams to engineer seamless applications using C++/Python, Kubernetes, and advanced i...

Drive the technical vision for mobile app development, mentoring a team while ensuring high-quality releases and innovative solutions aligned with public safety missions. Work on complex Android archi...

Unlock your potential by designing, building, and managing cloud services that drive AI features, using C#/.NET, Python, and Go, in a fast-paced environment for enterprise-scale solutions...

Shape the future of technology by developing innovative software systems, enhancing intelligence solutions, and collaborating in a dynamic team environment. Drive impactful projects while leveraging d...

Inspire a skilled test engineering team by leading test strategy and execution for radar systems. Leverage technical expertise to mentor engineers, deliver results on time, and ensure top performance...

Join a high-performing engineering team to design a scalable back-end architecture for a flagship collector platform, enhancing user experiences across web and mobile applications and impacting a larg...

Join a team that's modernizing government solutions by developing innovative software solutions. As a Senior Software Engineer, you'll play a critical role in shaping technology to enhance mission out...

Shape the future of cloud solutions by leading end-to-end software development, designing scalable architectures, and mentoring teams in a dynamic environment. Collaborate effectively to create innova...

Drive innovative solutions in software engineering, focusing on complex systems and algorithm development while collaborating with a skilled team to enhance critical business operations and tackle cha...

Lead the charge in refining development assurance processes to improve compliance with ARP4754B. Collaborate with systems engineering to enhance requirements management across all program phases while...

Pioneer advanced performance enhancements for a cutting-edge simulation platform, developing scalable, reliable software solutions in a dynamic environment while collaborating with teams to meet Aeros...

Champion exceptional software engineering practices, leading development of web applications while enhancing legacy systems. Collaborate with teams, optimize performance, and drive innovation in a dyn...

The Sr Software Engineer at Alkami will enhance the process of onboarding new clients by integrating with their core provider APIs and improving third-party integrations. The role involves writing cle...

Shape the future of datacenter design by leading global mechanical engineering direction, engaging with diverse teams, and ensuring alignment with industry standards to deliver mission-critical soluti...

Champion a world-class SDK team delivering high-performance open-source tools. Guide senior engineers, prioritize the SDK portfolio, and influence developer experiences across multiple platforms, ensu...

Innovate quality assurance in a fast-paced environment by spearheading testing across backend services, APIs, and customer applications to elevate reliability and performance with advanced automation...

Lead the charge in designing and delivering scalable, high-performance API services while mentoring engineers and optimizing cloud infrastructure in a dynamic, agile environment committed to engineeri...

Develop reusable cyber ranges and lead technical direction while enhancing automation and team independence. Partner cross-functionally to solve complex challenges and ensure quality in infrastructure...

Elevate your engineering career by leading innovative projects and driving strategic technology direction in a rapidly growing organization. Collaborate across teams to champion excellence and mentor...

Join a team that's driving innovation in software engineering for global mission-critical systems. Collaborate across disciplines to design, develop, and enhance robust Point-of-Entry solutions while...

Lead the charge in shaping the technical vision for messaging infrastructure, driving architectural coherence across teams, and solving complex cross-functional problems to elevate the organization's...

Advance your career by mentoring junior software engineers while delivering innovative technical solutions. This dual role combines leadership with hands-on development in a vibrant, collaborative env...