Principal Software Engineer Jobs in Washington

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Appian Senior Developer

General Dynamics

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: MBI (T2) Job Family: Software Development Job Qualifications: Skills: Software Development, Software Projects, Software Systems Certifications: None Experience: 10 + years of related experience ship Required: No Job Description: Deliver simple solutions to complex problems as an Appian Senior Developer at GDIT. Here, you'll tailor cutting-ed
Posted 60+ days ago | Updated 9 hours ago

Senior Staff Engineer

Booz Allen Hamilton

•

Indian Head, Maryland, USA

Full-time

Job Number: R0221600 Staff Engineer, Senior The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact in major DoD programs? Do you understand your client's environment and how to apply systems engineer rigor to U.S. Navy munitions and energetics to equip combat-ready naval forces capable of winning wars, deterring aggression, and maintaining freedom of the seas? Your ability to translate real-world needs into technical spec
Posted 27 days ago | Updated 10 hours ago

Lead Python Developer

Sharpedge Solutions

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Washington, District of Columbia, USA

Full-time

Required Skills: Python, Numpy. Panda with any AI (Azure, Amazon & Google but good have knowledge in Azure AI & Azure API) Role: Lead Developer Python Programming: At least 5 years of hands-on experience with Python, particularly in frameworks like FastAPI, Django, Flask, and experience using AI frameworks. Access Control Expertise: Strong understanding of access control models such as Role-Based Access Control (RBAC) and Attribute-Based Access Control (ABAC). API and Connector Development: Exp
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Posted 6 days ago | Updated 6 days ago

Senior Staff Engineer, C++ Modeling & Simulation Engineer (R3453)

Shield AI Inc

•

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 60+ days ago | Updated 9 hours ago

Staff Engineer, Future Concepts

Shield AI Inc

•

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 50 days ago | Updated 9 hours ago

Senior Lead Security Engineer - AI Engineer

JPMorgan Chase & Co.

•

McLean, Virginia, USA

Full-time

Job Description We're driven by curiosity, passion, optimism, and the belief that everybody can grow. As a Senior Lead Security Engineer at JPMorgan Chase within the Cybersecurity and Technology Controls line of business, you are an integral part of a team that delivers Machine Learning solutions to meet functional and user requirements, with a focus on detecting and preventing misuse and malicious behavior. This role offers career growth and the opportunity to work with cutting-edge technolog
Posted 60+ days ago | Updated 9 hours ago

Staff Engineer, Autonomy Integration (R3492)

Shield AI Inc

•

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 27 days ago | Updated 9 hours ago

Lead Engineer - Critical Environments

JLL

•

Sterling, Virginia, USA

Full-time

JLL empowers you to shape a brighter way. Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant e
Posted 9 hours ago

Staff Software Development Engineer

CVS Health

•

Remote or Seattle, Washington, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 60+ days ago | Updated 9 hours ago

Program Lead - System Engineer

Leidos

•

Odenton, Maryland, USA

Full-time

Description The Program Lead/System Engineer position will oversee the management of the system level requirements, and the performance of integration, verification, and user acceptance testing to ensure that the design, deployment, integration, maintenance, and support for Joint Worldwide Intelligence Communications Systems (JWICS) supporting DISA customers is fully operational. Primary Responsibilities The successful candidate primary responsibility will be: Perform Leidos supervisory duties f
Posted 40 days ago | Updated 9 hours ago

Principal Full Stack Developer

Leidos

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Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Full Stack Developer in 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
Posted 60+ days ago | Updated 9 hours ago

Staff Software Engineer, Data Movement

Stripe

•

Remote or Seattle, Washington, USA

Full-time

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of you
Posted 60+ days ago | Updated 9 hours ago

Senior Salesforce Developer/Tech Lead

DMI

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McLean, Virginia, USA

Full-time

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, ef?cient, and cost-effective solutions that drive measurable results. Learn more at
Posted 5 days ago | Updated 6 hours ago

Staff SW Engineer

Visa Inc.

•

Ashburn, Virginia, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe
Posted 60+ days ago | Updated 9 hours ago

Principal Java Developer

Leidos

•

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Java Developer in 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 vesti
Posted 60+ days ago | Updated 9 hours ago

Terraform Engineer

BCforward

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Remote

Contract

Terraform Engineer BCforward is currently seeking a highly motivated IT Analyst/Programmer for a remote Position in Minneapolis, MN Position Title: IT Analyst/Programmer Location: Remote Anticipated Start Date: [07/10/2025] Please note this is the target date and it is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Contract Duration: (12 Months) Job Type: Contract Pay Range: $45- $50/hr. Please note that actual compensation may vary within this
Posted 29 days ago | Updated 6 hours ago

Python Developer (Full-time) ( In-person interview Needed)

Teamware Solutions

•

Reston, Virginia, USA

Full-time

Hi Team,Need focus on this, It's an urgent role. Mandatory Skill : Airflow and AWS Weekend drive - 19th (In-person) Location - Reston VA (Day one Onsite - 5 days a week) Note:Don't submit the profile, if the candidate is not willing to go to an in-person interview. Job Description : Leads development efforts to assess and document current and target state high level existing processes and functional needs across the enterprise. Work with the customers and other enterprise developers to formulat
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Posted 10 days ago | Updated 10 days ago

Senior Staff Software Engineer, Marketing Technology

Airbnb

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Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: Our mission at Marketing Technology is to provide a state-of-the-art platform and measurement capabilities
Posted 60+ days ago | Updated 9 hours ago

Salesforce Healthcloud Technica Lead

CVS Health

•

Remote or Hartford, Connecticut, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 9 hours ago

Applied AI Engineer, Lead

Motion Recruitment Partners, LLC

•

Washington, District of Columbia, USA

Full-time

Motion Recruitment delivers IT Talent Solutions across North America. Our specialized team-based recruitment model's success is proven through our track record in filling the most challenging IT positions for startup and enterprise clients. Areas of expertise range across Software, Mobile, Data, Infrastructure, Cybersecurity, Product, and UX. We're also the proud creators of Tech in Motion and the Timmy Awards, our community event series and award program connecting tech enthusiasts to meet, lea
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Posted 60+ days ago | Updated 6 hours ago