Principal Software Development Engineer Jobs in Herndon, VA

Do you like to use network and Unix systems engineering to deliver simple sustainable and repeatable solutions Would you like to play a key role in driving the stability and sustainability of next-generation IP networksAWS Infrastructure Services owns the design planning delivery and operation of al...

Join the Amazon Optics team and be at the forefront of building innovative services that secure the foundation of our business from security threats. Our team develops and manages critical services used by all Corporate and AWS data center employees to protect physical sites and preserve the trust t...

The Intelligence Sector at Leidos currently has an opening for a Senior Software Engineer in Herndon Virginia. This is an exciting opportunity to use your experience supporting the DIAs SITE III JIOC mission.Key Responsibilities: The selected candidate should have experience with agile software meth...

The Intelligence Sector at Leidos currently has an opening for a Software Engineer in Herndon Virginia. This is an exciting opportunity to use your experience supporting the DIAs SITE III JIOC mission.Key Responsibilities: The selected candidate should have experience with agile software methodology...

DevOps Engineer and Software Developer (Mid-level / Senior) Data Posted: February 2026 Job Title: DevOps Engineer and Software Developer (Mid-level / Senior) Req Number: 2000-603 Location(s): Herndon VA at a corporate office building with free covered parking Position Type: Full...

The Amazons Specialized Business Security core Proactive Security team designs and engineers security products to protect high-profile devices and consumer experiences including the best-selling Kindle family of products offerings such as Amazon Photos and devices like Amazon Echo Fire tablets Amazo...

Do you believe cloud computing will be a disruptive force in government Do you want to architect and develop new tools to help international governments implement the cloud-enabled agencies/ministries of tomorrow Do you enjoy mission-driven development building awesome software and integrating acros...

Do you believe cloud computing will be a disruptive force in government Do you want to architect and develop new tools to help international governments implement the cloud-enabled agencies/ministries of tomorrow Do you enjoy mission-driven development building awesome software and integrating acros...

MULTIPLE POSITIONS AVAILABLEEmployer: AMAZON DATA SERVICES INC.Offered Position: Software Dev Engineer IIJob Location: Herndon VirginiaJob Number: AMZ9697978Position Responsibilities:Design develop implement test and document embedded or distributed software applications tools systems and services....

Our customer who provides global specialized data center solutions ranging from hyperlocal edge facilities to hyperscale campuses is seeking a Senior Software Engineer with a solid background in Front and Backend software development in a cloud settingJob DescriptionThis role is critical in driving...

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Employer: Amazon Dev Center U.S. Inc.Position: Software Dev Engineer III (multiple positions available)Location: Herndon VAMultiple Positions Available:(1)Drive the architecture and design of large-scale multi-tiered distributed software applications tools systems and services using object-oriented...

Full-Stack Software EngineerHerndon VAActive TS/SCI clearance and be willing and able to obtain a CI polygraph required.We have a great opportunity to contribute to direct mission capabilities by developing exciting cutting-edge applications that impact geospatial navigation and crucial decision-mak...

Mid-Level Full-Stack Software EngineerHerndon VAActive TS/SCI clearance and be willing and able to obtain a CI polygraph required.We have a great opportunity to contribute to direct mission capabilities by developing exciting cutting-edge applications that impact geospatial navigation and crucial de...

In this role you will design and build a foundational data mapping utility that enables next-gen security automation across the Amazon business. As GenAI takes foot into the daily lives of every worker at Amazon it is clear that high quality data context enables high quality outcomes.- Design and bu...

Amazon Web Services is seeking a Software Development Engineer III to lead our application security automation this pivotal role you will serve as the technical lead for a strategic focus area that will revolutionize how we model document and reference security posture across Amazon services. You w...

ResponsibilitiesThe Resilient Missile Warning/Missile Tracking (Resilient MWT) Medium Earth Orbit (MEO) program provides a capability-based phased delivery approach to meet the operationalobjectivesystem that fully satisfies the Missile Warning (MW) and Missile Defense (MD) Overhead Persistent Infra...

ResponsibilitiesThe Resilient Missile Warning/Missile Tracking (Resilient MWT) Medium Earth Orbit (MEO) program provides a capability-based phased delivery approach to meet the operationalobjectivesystem that fully satisfies the Missile Warning (MW) and Missile Defense (MD) Overhead Persistent Infra...

Software Engineer must hold an Active Top Secret /SCI with a Full Scope Poly DESCRIPTION:The Software Engineer is responsible for the design development and maintenance of software applications operating in a cloud environment. KNOWLEDGE SKILLS AND ABILITIES: The successful candidate should have on...

AWS Security is looking for a driven professional to join its high-security systems engineering team to manage the operation of our physical access control system (PACS) as well as help us automate a sustainable and robust architecture for future growth. As an SysDev you will be responsible for the...