Backend Software Developer jobs in Leesburg

Overview The Software Developer Specialist 1 is an entry-level IT Systems Integration role that helps build, support, and maintain custom applications and integrations across the credit union. The role emphasizes automating business processes and developing cloud-based solutions. Under guidance from

Job Description Job Description ** Software Developer (C/C++/C#) ** ** Merrifield, VA ** ** $130,000 plus benefits ** ** Candidates must be able to work without sponsorship ** ** Must be able to obtain Public Trust clearance ** We are seeking a skilled and motivated Software Developer with a strong

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software

What Impact You’ll Have GRVTY is a member of 100% of the winning teams for the largest technology program in the Intel Community. We've been supporting this customer on many different sub-projects of this program since our founding in 2013. We've grown on this effort by providing the customer with E

Position Description: CGI Federal is seeking a mid-level Java Software Developer for an exciting opportunity reshaping a mission critical system within our Intel Community. This position is located in our Arlington office; however, a hybrid working model is acceptable. Your future duties and respons

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly

Senior Software Engineer (Cloud / DevOps) – AWS Professional Services Location: Chantilly, VA (Onsite Preferred) Work Arrangement: Onsite / Hybrid (mission dependent) Citizenship: U.S. Citizenship required Security Clearance: Active TS/SCI with CI Polygraph required About the Opportunity Strategic B

Software Developer - Montgomery, AL - ONSITE YSI Jobs - YSI Admin Job Description ID Job Title Job Description 711711 Software Developer Yakshna Solutions, Inc., (YSI) is a CMMI Level 3 assessed, ISO 9001, 20000:1, 27001 certified, woman-owned small business enterprises, headquartered in Herndon, Vi

Who we are Technuf, LLC is a Maryland based SBA certified 8(a) small business company providing leading-edge and proven technologies, industry vertical domain expertise and highly skilled and motivated professionals to achieve our customers’ mission critical business needs. What we’re looking for Te

Software Developer (C/C++/C#) Merrifield, VA $130,000 plus benefits Candidates must be able to work without sponsorship Must be able to obtain Public Trust clearance We are seeking a skilled and motivated Software Developer with a strong educational background and hands-on programming experience. Th

Residency Status: ALL CANDIDATES MUST BE A U.S. CITIZEN Security Clearance: ALL Candidates MUST currently Possess an Active TS/SCI w/FS polygraph for consideration of this position. Time Type: Full-Time, Daytime Schedule – 100% onsite Travel Reimbursement: Yes (within a 50-mile radius to the worksit

What You'll be Owning GRVTY is seeking a Software Developer with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top projects in Sterling, VA. What You Must Have Active TS/SCI with Polygraph Clearance Bachelors and 3 years experience Full Stack experience Experience with N

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower empl

Software Developer (Data-driven) Application Deadline: 29 April 2026 Department: Data Analysis and Technology Services Employment Type: Full Time Location: Chantilly, VA Description REQUIRED : Active TS/SCI with Full Scope Polygraph LOCATION : Full-time, onsite in Chantilly, VA Data is only valuable

Leidos

Leidos Intelligence Sector delivers advanced technology and mission software across cyber, logistics, security operations, and decision analytics, empowering defense and intelligence customers to stay ahead of evolving global threats. Our mission is simple: equip those who protect the nation with th

Senior Backend Software Engineer Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ Clearance: Top Secret/SCI with the ability to successfully pass a Polygraph Schedule: Full Time Travel: No Remote: No Remote Company Overview We are Ennoble First.

Electrify America is committed to revolutionizing the way people charge. As the country's largest open DC fast charging network, Electrify America is actively contributing to electrifying mobility today and building a more sustainable future. At Electrify America, we value innovation, collaboration,

What Impact You’ll Have GRVTY’s team provides tactical data engineering solutions. We embed skilled Data Engineers, Data Scientists, and ETL Developers directly into intelligence analyst groups to be their go-to data wranglers. We develop new tools, code, and services to execute data engineering act

Mid-Level Backend Software Engineer Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ Clearance: Top Secret/SCI with the ability to successfully pass a Polygraph Schedule: Full Time Travel: Yes, 10% of the time Remote: No Remote Company Overview W

Electrify America is committed to revolutionizing the way people charge. As the country's largest open DC fast charging network, Electrify America is actively contributing to electrifying mobility today and building a more sustainable future. At Electrify America, we value innovation, collaboration,