Senior Software Developer Jobs in District of Columbia

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Senior Software Developer Onsite Fort Meade, MD Active Security Clearance

SmoothStack

•

Fort Meade, Maryland, USA

Full-time

Interviewing/Hiring NOW Senior Software Developer with experience in multiple development languages and platforms Onsite Fort Meade, MD Active Security Clearance Required!
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Posted 14 days ago | Updated 6 days ago

Senior Software Developer (Mainframe Operations)

General Dynamics

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Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular 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: CICS COBOL, JCL, Mainframe Development, Mainframe Integration, Mainframe Support Certifications: None Experience: 10 + years of related experience ship Required: No Job Description: Software Developer Senior (Mainframe Operations) Deliver simple solutions to complex proble
Posted 8 days ago | Updated 4 hours ago

Senior Software Developer

Leidos

•

Gaithersburg, Maryland, USA

Full-time

Leidos is seeking a Senior Software Developer to support the RD Voice Development team. This role is responsible with all phases of software development ranging from: design and coding to integrating and reviewing software components, from testing and bug fixing to documentation, building and presenting demos to stakeholders. This is a contingent position pending award Area of Responsibility: Analyze system requirements and create detailed software requirements specifications for implementatio
Posted 3 days ago | Updated 5 hours ago

Senior Software Developer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0222597 Software Developer, Senior 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 sof tware, but to help create a system that will make a difference, we need you on our team. We're looking for a developer like you with the skills needed to develop sof tware and systems from vision to production ready. This role is more than just coding. As a
Posted 7 days ago | Updated 5 hours ago

Senior Software Developer

Leidos

•

Lorton, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the area
Posted 42 days ago | Updated 5 hours ago

Senior Software Developer

Parsons Services Company

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Fort Belvoir, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Senior Software Developer to join our t
Posted 60+ days ago | Updated 5 hours ago

Senior Software Developer (cleared)-61525

Syneren Technologies

•

Alexandria, Virginia, USA

Full-time

Job Title: Sr. Software Developer (Full-Stack) Job Location: Alexandria, VA. (Onsite) Job Description: Syneren is seeking a skilled and visionary Sr. Software Developer to lead our software development team to design robust solutions within the Microsoft Azure ecosystem to help modernized legacy application to the newest technology and approach available in the Azure Cloud. As a Sr. Software Developer, you will play a critical role in shaping our cloud infrastructure, ensuring scalability, secur
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Posted 60+ days ago | Updated 14 hours ago

Senior Software Developer

QinetiQ US

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Herndon, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 60+ days ago | Updated 5 hours ago

Senior Software Developer TS/SCI

Parsons Services Company

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Centreville, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for a software engineer looking to improve and enhance mission-cr
Posted 60+ days ago | Updated 5 hours ago

.Net Sr Lead Developer - Washington, DC

Floga technologies

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Washington, District of Columbia, USA

Contract

Role: .Net Sr Lead Developer Location: Washington, DC Duration: Long term Essential Duties & Responsibilities (Other duties may be assigned): Design, build, and maintain .Net applications, responsible for both front-end and back-end development.Conduct code reviews, provide feedback, and support team improvements.Write and maintain high-quality code, ensuring adherence to best practices.Write clean code for both front and back-end, optimizing performance, ensuring code quality, and staying updat
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Posted 2 days ago

Senior Software Developer

Solugenix Corporation

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Remote or San Diego, California, USA

Full-time

Senior Software Developer - $90-150k 100% Remote (Open to all SoCal Residents) Direct Hire Job ID 25-09712 Solugenix is looking for a Senior Software Developer. This is a direct hire opportunity. Senior Software Developer will be responsible for designing, building, and maintaining public-facing websites, primarily focused on marketing to customers across business segments.Qualifications: 3+ years of experience building websites using front-end technologies, including HTML5, CSS3, JavaScript,
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Posted 6 days ago | Updated moments ago

Full Stack Senior Software Developer

SAIC

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Remote

Full-time

Job ID: 2507691 Location: REMOTE WORK, VA, US Date Posted: 2025-07-21 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC has an immediate need for a Senior Full Stack Software Developer to work with the Defense Readiness Reporting System Sustainment team. NOTE: This position will be 100% remote. Key Responsibilities: Wor
Posted 5 days ago | Updated 2 hours ago

Senior Software Developer - - Remote Opportunity

Oracle Corporation

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Remote

Full-time

Job Description We're on a journey to advance how health happens with technologies that empower patients, support clinicians, inspire innovation, and save lives. Our mission? To create a human-centric healthcare experience powered by unified global data. It's a big challenge, but big challenges are what we do best. We're already transforming some of the world's largest health systems-helping them turn data into lifesaving decisions and better patient care. We want people just as dedicated as
Posted 2 days ago | Updated 5 hours ago

Senior Software Developer (C#.Net) / Remote

Motion Recruitment Partners, LLC

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Remote or Memphis, Tennessee, USA

Full-time

Our client is looking for a Senior Software Developer on a 11-month contract in Memphis, TN. Join over 20,000 employees at this global company specializing in technology-enabled claims and risk management solutions. You will be part of a culture that is constantly recognized for progressive, inclusive employment practices, and be part of a bigger movement to simplify complexities in the areas of workers compensation, liability, property, disability, and absence management. You will work alongsid
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Posted 7 days ago | Updated 1 hour ago

Sr. Software Developer / Sr. Application Developer

Leidos

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Remote

Full-time

Leidos is looking for a Full Stack Software Developer with a current TS-SCI Clearance in Key West, FL or remote worker. The program provides sustainment support for Mission-Critical applications and capabilities. Each system has its own specific requirements and infrastructure. Our effort encompasses system development, update and integration relying on sound data science to aggregate and correlate multiple datasets federated from multiple computing platforms and frameworks to update a family of
Posted 10 days ago | Updated 5 hours ago

Senior Software Developer - (Hybrid)

RTX Corporation

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Remote or East Hartford, Connecticut, USA

Full-time

Date Posted: 2025-05-20 Country: United States of America Location: PW100: East Hartford 400 Main Street, East Hartford, CT, 06118 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're seeking the people to drive it.
Posted 50 days ago | Updated 4 hours ago

Senior Software Developer - V-Force

VAST Data

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Remote or Raleigh, North Carolina, USA

Full-time

Description VAST Data is looking to add a V-Force Developer to our growing team! This is a unique opportunity to join one of the fastest-growing infrastructure companies in history-at the heart of the AI revolution. "VAST's data management vision is the future of the market." - Forbes At VAST, we're building the data platform for the AI era-software infrastructure that powers the capture, refinement, protection, and activation of massive datasets across data center, edge, and cloud. Our plat
Posted 52 days ago | Updated 5 hours ago

Senior Software Developer - V-Force

VAST Data

•

Remote

Full-time

Description VAST Data is looking to add a V-Force Developer to our growing team! This is a unique opportunity to join one of the fastest-growing infrastructure companies in history-at the heart of the AI revolution. "VAST's data management vision is the future of the market." - Forbes At VAST, we're building the data platform for the AI era-software infrastructure that powers the capture, refinement, protection, and activation of massive datasets across data center, edge, and cloud. Our plat
Posted 52 days ago | Updated 5 hours ago

Senior Software Developer - V-Force

VAST Data

•

New York, USA

Full-time

Description VAST Data is looking to add a V-Force Developer to our growing team! This is a unique opportunity to join one of the fastest-growing infrastructure companies in history-at the heart of the AI revolution. "VAST's data management vision is the future of the market." - Forbes At VAST, we're building the data platform for the AI era-software infrastructure that powers the capture, refinement, protection, and activation of massive datasets across data center, edge, and cloud. Our plat
Posted 52 days ago | Updated 5 hours ago

Sr. Software Developer/Engineer - Ruby on Rails

McKesson Corporation

•

Remote or Columbus, Ohio, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien
Posted 60+ days ago | Updated 5 hours ago