Sr. Software Engineer Jobs in Washington

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Senior Software Engineer (.NET & C#)

Accenture LLP

•

Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 51 days ago | Updated 3 hours ago

Senior Software Engineer - Robotic Systems

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you looking for challenging software engineering work for advanced robotic and autonomous systems? Do you thrive in a dynamic environment? Do you like to set the technical direction of projects while still contributing to them technically? If so, we're looking for someone like you to join our team at APL. We are seeking a Senior Software Engineer to help us perform rapid prototyping for the Navy's future unmanned, robotic, and autonomous systems. You will be joining a hardwo
Posted 28 days ago | Updated 3 hours ago

Senior Software Engineer - Platform Security

Aduril Industries

•

Washington, District of Columbia, 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 48 days ago | Updated 3 hours ago

Senior Software Engineer

ManTech

•

Columbia, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Senior Software Engineer, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO's Enterprise Information Technology (EIT). EIT is MPO's backbone- platform for all Enterprise users. Data Center & Compute Services is
Posted 32 days ago | Updated 7 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
Easy Apply
Posted 60+ days ago | Updated moments 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 7 days ago | Updated 11 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 20 days ago | Updated 3 hours 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 7 days ago | Updated 3 hours ago

Senior Software Engineer - Secret Clearance Preferred - Onsite

General Dynamics

•

Oakton, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Application Development, Software Development, Software Development Life Cycle (SDLC) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: GDIT is seeking a Senior Software Engineer to join our team. ship required. GDIT will spo
Posted 44 days ago | Updated 3 hours ago

Sr. Software Engineer TS/SCI Polygraph $25k SIGN ON!

Leidos

•

Reston, Virginia, USA

Full-time

Description Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a nationally significant and fast-paced cryptographic key management program and we are extending a $25,000.00 SIGN ON BONUS! Program execution here follows DEVOPS best practices and employs robust development, test, and production environments. Additionally, the program is using Behavioral Driven Development (BDD) and t
Posted 7 days ago | Updated 11 hours ago

Senior Software Engineer

Parsons Services Company

•

Annapolis, Maryland, 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 seeking a highly skilled Software Engineer to join our Government Contrac
Posted 1 day ago | Updated 3 hours ago

Sr. Software Engineer III

Leonardo DRS

•

Germantown, Maryland, USA

Full-time

Job ID: 112036 DRS RADA Technologies, a subsidiary of Leonardo DRS, is focused on proprietary radar solutions and legacy avionics systems supporting the defense industry globally. The company is a global pioneer of AESA tactical radars for active military protection, counter-drone applications, critical infrastructure protection, and border surveillance. Job Summary Join our dynamic radar defense company as a Senior Software Engineer where you'll drive technical excellence and help shape the a
Posted 30 days ago | Updated 15 hours ago

Senior Software Engineer (Java & Angular)

Accenture LLP

•

Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 51 days ago | Updated 3 hours ago

Senior Software Engineer - 25k Sign on Bonus

Leidos

•

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Sr. 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 immedi
Posted 7 days ago | Updated 11 hours ago

Senior Software Engineer

Snowflake Inc.

•

McLean, Virginia, USA

Full-time

Where Data Does More. Join the Snowflake team. Running Snowflake in public sectors in different countries and regions, even in different industry verticals, requires us to build a compliant, secure, and auditable infrastructure. Many key design decisions are deeply rooted in the Snowflake product architecture. As a Senior Software Engineer, you will be responsible for leading several key areas and collaborating with various engineering groups in addition to the Public Sector team. To be success
Posted 60+ days ago | Updated 3 hours ago

Senior Software Engineer - Navigation and State Estimation (R3123)

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., 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 Shield AI
Posted 53 days ago | Updated 3 hours ago

Sr. Software Engineer TS/SCI Polygraph $25k SIGN ON!

Leidos

•

Maryland, USA

Full-time

Description Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a nationally significant and fast-paced cryptographic key management program and we are extending a $25,000.00 SIGN ON BONUS! Program execution here follows DEVOPS best practices and employs robust development, test, and production environments. Additionally, the program is using Behavioral Driven Development (BDD) and t
Posted 7 days ago | Updated 11 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
Easy Apply
Posted 58 days ago | Updated 2 days ago

Senior Software Engineer

ManTech

•

Columbia, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Senior Software Engineer, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO's Enterprise Information Technology (EIT). EIT is MPO's backbone- platform for all Enterprise users. Data Center & Compute Services is
Posted 60+ days ago | Updated 13 hours ago

Senior Software Engineer - Localization and State Estimation (R3123)

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, autonomous systems. Its products include Hivemind Enterprise-EdgeOS, Pilot, Commander, and Forge-as well as V-BAT and Sentient Vision Systems (wide-area motion imaging software). With offices in San Diego, Dallas, Washington, D.C., Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allie
Posted 53 days ago | Updated 3 hours ago