Principal Software Engineer jobs in District of Columbia

Rockville, Maryland

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Today

A rapidly growing 800 Person Medical Device company is currently hiring for a fully remote Principal Software Engineer with full-stack Java experience! This Jobot Job is hosted by: Ryan Sullivan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $150,000 - $180,000,000 per year A bit about us: A rapidly growing 800 Person Medical Device company is currently hiring for a fully remote Principal Software Engineer with full-stack Java experience!

Full-time

USD 150,000.00 per year

Principal Software Engineer - SIGINT & Cyber Modernization

Maryland

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Today

Job ID: 693717BR Date posted: Sep. 26, 2025 Description:Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel the customer into the nex

Full-time

USD 177,500.00 - 313,030.00 per year

Principal Software Engineer - SIGINT & Cyber Modernization

Maryland

•

Today

Job ID: 693717BR Date posted: Sep. 26, 2025 Description:Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. ? You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. ? You will propel the customer into the

Full-time

Principal Software Engineer - Windows Remote Desktop

Remote or Redmond, Washington

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Today

Join the Windows Cloud Experiences team and be at the forefront of redefining how people connect to their Windows environments, anytime, anywhere, from any device. We're building the next-generation remote desktop experience for the web, and we're looking for bold, creative engineers to help us push the boundaries of what's possible. As part of the Windows + Devices organization, our team thrives on innovation, fast iteration, and a deep commitment to delivering delightful, high-performance sol

Full-time

USD 139,900.00 - 274,800.00 per year

Principal Embedded Software Engineer

Rockville, Maryland

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Today

An international healthcare company is seeking a Principal Embedded Engineer to join their innovative team in Gaithersburg, MD. In this role, they are searching for a highly skilled engineer with deep expertise in Python and embedded technologies. You will play a key leadership role in developing advanced healthcare technology solutions, shaping the future of medical devices and systems. This position offers the chance to be part of a stable yet rapidly growing organization committed to moderniz

Easy Apply

Full-time

140k - 160k

Principal Engineer - -Digital Engineering

Bethesda, Maryland

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Today

Job Description JOB SUMMARY: Serves as a technical subject matter expert (SME) for the Digital Web Engineering Platform and provides strategic technical advisory and hands-on support for the Marriott.com towards organizational and departmental goals. Helps define the Target Architecture for the Platform and advises on the Digital Web Engineering Platform Roadmap and priorities. Serves on the Digital Web Engineering Platform Team and regularly delivers high-impact code. Leads architecture and fr

Full-time

USD 117,600.00 - 195,700.00 per year

Principal Engineer -Digital Engineering

Bethesda, Maryland

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Today

Full-time

USD 117,600.00 - 195,700.00 per year

Senior Principal Software Engineer - Virtual GPU

Remote or Nashville, Tennessee

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Today

Job Description You will be responsible for the research, design, implementation, and operation of new cloud offerings, with a particular focus on virtual GPU (vGPU) and GPU slicing technologies to power virtual workstations, rendering pipelines, and large-scale production workloads. This is an opportunity to help build a competitive GPU-powered media cloud offering from the ground up, extending OCI's reach into new, greenfield opportunities within the media and entertainment space. As a senio

Full-time

USD 96,800.00 per year

Principal / Sr. Principal Embedded Software Engineer (Flight Software)

Remote or Linthicum Heights, Maryland

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Today

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to s

Full-time

USD 105,400.00 - 158,000.00 per year

Principal / Sr. Principal Embedded Software Engineer (Test Software)

Linthicum Heights, Maryland

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Today

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth

Full-time

USD 105,400.00 - 158,000.00 per year

Principal Software Engineer

Bethesda, Maryland

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Today

Leidos has a new and exciting opportunity for a Principal Software Engineerin our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ves

Full-time

USD 126,100.00 - 227,950.00 per year

[Remote] Principal Software Engineer - Agent Toolkits & Cloud Infrastructure, Healthcare AI

Remote

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Today

Responsibilities Responsibilities Develop and maintain robust software toolkits in Python and Java to support applied scientists in building, testing, and deploying machine learning models and agents.Design, implement, and optimize cloud-based services for running applied science models, with an emphasis on scalability, reliability, and security in Oracle Cloud Infrastructure (OCI).Collaborate closely with scientists and engineers to deliver user-friendly APIs, libraries, and documentation enab

Full-time

USD 96,800.00 - 223,400.00 per year

Remote Principal Software Engineer - Distributed Systems

Remote

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Today

Job Description Healthcare systems are mission-critical, requiring top-tier availability and disaster recovery. Collaborating with Oracle Cloud teams, you'll work with advanced OCI Big Data, data lake, and data warehouse technologies. This global platform will address diverse data laws, formats, and regulations. We're seeking experienced engineers to design and build scalable, low-latency cloud-based data systems. You'll lead technical efforts, collaborate with software teams, design solutions

Full-time

USD 96,800.00 - 223,400.00 per year

Software Principal Engineer

Remote or Charlotte, North Carolina

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Today

SOFTWARE PRINCIPAL ENGINEER WHAT IS THE OPPORTUNITY? The Principal Software Engineer plays a key role in City National Bank's Technology & Innovation division. As a Principal Software Engineer you will solve unique and complex problems that have a broad impact on the business. In addition, you will provide expertise and guidance in the daily activities of individual contributors or working teams to design, code, debug, test, document, implement and maintain complex business and client-facing a

Full-time

USD 122,535.00 - 208,715.00 per year

Software Principal Engineer

Remote or Los Angeles, California

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Today

Full-time

USD 122,535.00 - 208,715.00 per year

Software Principal Engineer

Remote or New Jersey

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Today

Full-time

USD 122,535.00 - 208,715.00 per year

Software Systems Engineer, Principal

McLean, Virginia

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Today

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting im

Full-time

Lead Software Engineer, Full Stack

Glen Echo, Maryland

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Today

JOB IS 5 DAYS A WEEK ON SITE LEADING A TEAM OF 6 FROM A HANDS ON PERSPECTIVE 70/30 FRONT END VS BACK END JSCRIPT/REACT GO (not 100% neccesary) MUST BE WILLING TO TAKE TECH TEST AND DO FACE TO FACE INTERVIEW GREAT OPPORTUNITY WITH AN ESTABHLISHED NON GOVT COMPANY Join our forward-thinking Digital Technology team in our Bethesda, MD office. In this pivotal role, you will lead the design, development, and troubleshooting of impactful applications that elevate our customer experience. Reporting

Easy Apply

Contract

Principal / Sr. Principal Embedded Software Engineer (Flight Software)

Linthicum Heights, Maryland

•

Today

Full-time

USD 105,400.00 - 158,000.00 per year

Principal / Sr. Principal Embedded Software Engineer (Flight Software)

Linthicum Heights, Maryland

•

Today

Full-time

USD 105,400.00 - 158,000.00 per year

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Principal Software Engineer jobs in Washington, DC, USA