Lead Software Engineer Jobs in District of Columbia

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141 - 160 of 2,659 Jobs

Senior Principal Software Engineer (Onsite)

RTX Corporation

•

Maryland, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and
Posted 1 day ago | Updated 8 hours ago

Sr. Software Engineer

KMM Technologies, Inc

•

Reston, Virginia, USA

Full-time, Contract

KMM an ISO 9001:2015, CMMI Level 2 certified company provides high-quality IT consulting services and innovative solutions by using the most effective and modern technologies. We have a core group of Subject Matter Experts with certifications and immense experience in successfully delivering mission-critical solutions. We have extensive industry experience in the financial, insurance, Health IT, media, marketing, retail, and government markets. We have a proven track record in understanding clie
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Posted 2 days ago | Updated 4 hours ago

Senior Software Engineer (Credit Card)

Motion Recruitment Partners, LLC

•

Silver Spring, Maryland, USA

Full-time

A Washington, DC based FinTech company is searching for a Senior Software Engineer to join their growing Credit Card team. Their product makes it easy to optimize your spending, lower your bills, manage subscriptions, and stay on top of your financial life. They are passionate about making it easy for people to take control of their finances and improving their financial well being. The product currently has millions of users and growing rapidly. Required Skills 6+ years of software engineering
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Posted 60+ days ago | Updated 5 hours ago

Lead Security Engineer

Apex Systems

•

Washington, District of Columbia, USA

Full-time

Job#: 2077304 Job Description: Apex Systems is seeking a Lead Security Engineer to support the Department of Transportation in Washington DC. If interested, email your resume. Position: Lead Security Engineer Location: 1200 New Jersey Ave SE Washington DC USA 20590 3x onsite, 2x remote Hours: Regular business hours Compensation: $120k-$128k Job Type: Contract to hire Clearance: Must obtain DOT public trust clearance The Lead Security Engineer will assist the Department of Transportation's Cybers
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Posted 23 days ago | Updated 8 hours ago

Senior Software Engineer - CTJ - Poly

Microsoft Corporation

•

Reston, Virginia, USA

Full-time

Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security organization accelerates Microsoft's mission and bold ambitions to ensure that our company and industry i
Posted 13 days ago | Updated 8 hours ago

Lead Machine Learning Engineer

Capital One

•

McLean, Virginia, USA

Full-time

Lead Machine Learning Engineer As a Capital One Machine Learning Engineer (MLE), you'll be part of an Agile team dedicated to productionizing machine learning applications and systems at scale. You'll participate in the detailed technical design, development, and implementation of machine learning applications using existing and emerging technology platforms. You'll focus on machine learning architectural design, develop and review model and application code, and ensure high availability and pe
Posted 1 day ago | Updated moments ago

Senior Software Engineer - AWS

Fannie Mae

•

Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will contribute to developing data infrastructure and pipelines to capture, int
Posted 13 days ago | Updated 1 day ago

Senior Software Safety Engineer

SAIC

•

Alexandria, Virginia, USA

Full-time

Job ID: 2506547-ALEXANDRIA-VA Location: ALEXANDRIA, VA, US Date Posted: 2025-06-10 Category: Engineering and Sciences Subcategory: Sys Safety Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description SAIC has an immediate need for a Senior Software Safety Engineer for the Precision Fires (PF) projects for performance of risk analyses and hazar
Posted 31 days ago | Updated 6 hours ago

Principal Software Engineer 25k Sign on Bonus

Leidos

•

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal Software Engineer 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
Posted 14 days ago | Updated 2 hours ago

Senior Software Engineer - Test Automation

Aduril Industries

•

Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 27 days ago | Updated 8 hours ago

Sr. Software Engineer TS/SCI Polygraph

Leidos

•

Maryland, USA

Full-time

Description Leidos has an exciting opportunity for a Sr. Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the
Posted 14 days ago | Updated 1 day ago

Building Engineer

Jobot

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Washington, District of Columbia, USA

Full-time

Eco-Friendly / Net Zero / Green Engineering This Jobot Job is hosted by: Steven Zacharias Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $65,000 - $75,000 per year A bit about us: We are one of the leading commercial real estate companies in Washington DC that's looking to hire a Building Engineer ASAP! If interested, apply directly or email me at _source=Dice Why join us? $65,000-$75,000 / year Medical, dental, and vision insurance for
Posted 3 days ago | Updated moments ago

Senior Software Engineer (Big Data)

Mastercard

•

Arlington, Virginia, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 60+ days ago | Updated 8 hours ago

iOS Developer (Senior Software Engineer iOS)Location: Maclean VA (Onsite )

Virtuous Tech Inc

•

McLean, Virginia, USA

Contract

iOS Developer (Senior Software Engineer iOS) Location: Maclean VA (Onsite ) Duration: 12 months Experience: 12+ years Job Description: We are seeking a Senior Software Engineer iOS to play a key role in designing, developing, and maintaining the iOS platform for our Client Auto Navigator application. In this role, you will leverage your expertise in iOS development to create high-quality, engaging customer experiences while collaborating with cross-functional teams. You will also mentor junior
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Posted 60+ days ago | Updated 9 days ago

Senior Software Engineer (Onsite)

RTX Corporation

•

Maryland, USA

Full-time

Date Posted: 2025-03-31 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has
Posted 14 days ago | Updated 8 hours ago

Senior Software Engineer

NNData

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Remote or Reston, Virginia, USA

Full-time

Software/Systems Architect/Engineer NNData Corporation is seeking a cleared Computer Software/Systems Architect/Engineer to support a government intelligence agency contract. Design and execute the technical implementation for infrastructure and cloud computing services. Deliver solution that aligns with the customer s business needs and requirements. Provide design recommendations and assistance to solution deployment team members. Assist in the development of detailed project specifications an
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Posted 15 days ago

Senior Software Engineer - Level 7

PTR Global

•

Arlington, Virginia, USA

Full-time

Senior QA Engineer - 45361-1 Arlington, VA - Onsite from Day One 2+years contract Ideal Candidate Qualifications: 6+ years of experience as a QA Engineer, Software Engineer in Test, Test Automation Engineer or Developer, leveraging software QA tools and processes 4+ years of experience with a variety of different testing techniques such as test planning, UI testing, automated testing, analytic testing, or test-driven development strategies. 4+ years of experience with C#, React/Redux, Seleni
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Posted 8 days ago | Updated 5 hours ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Alexandria, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer 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% c
Posted 14 days ago | Updated 2 hours ago

Software Engineer

Booz Allen Hamilton

•

Arlington, Virginia, USA

Full-time

Job Number: R0220900 Software Engineer The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding. As a seni
Posted 31 days ago | Updated 9 hours ago

Principal Software Engineer

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Software Engineer 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 v
Posted 40 days ago | Updated 8 hours ago