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Senior Software Engineer

Job in Arlington, Arlington County, Virginia, 22201, USA
Listing for: Innovative Defense Technologies
Full Time position
Listed on 2026-06-25
Job specializations:
  • Software Development
    Software Engineer, AI Engineer (Applied/Software)
Salary/Wage Range or Industry Benchmark: 114000 - 273000 USD Yearly USD 114000.00 273000.00 YEAR
Job Description & How to Apply Below

Senior Software Engineer

Department: Engineering

Employment Type: Full Time

Location: Arlington, VA

Compensation: $114,000 - $273,000 / year

Description

About The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Senior Software Engineer to be part of our Warfare Systems team and based out of our Arlington, VA or Mount Laurel, NJ location.

The Senior Software Engineer will be part of a multi-discipline team focused on the DOW’s initiatives in support of tactical capability development for Navy surface and unmanned (UxVs) platforms and will be directly responsible for the architecting and refactoring of mission critical legacy weapons system software into a modern software technology stack where the target end state will ensure the highest impact to the US Navy by enabling a microservices based tactical platform within both a cloud-native and tactical-edge deployment model.

Warfare Systems’ project domains include real-time automated test and analysis, virtual computing environments, Artificial Intelligence (AI) & Machine Learning (ML) based data analytics, cybersecurity, as well as backfit and forward-fit tactical solutions.

The Engineer will be fiercely accountable for the delivery of well-architected and production-ready solutions that exceed the Fleet’s requirements.

Clearance & Location Requirements
  • All applicants must be able to obtain/maintain an active Secret U.S. Security Clearance.
  • This is an on-site position. Requiring at least 3 days in office, based out of our Arlington, VA and Mount Laurel, NJ locations.
Key Responsibilities
  • Design, implement, and test complex software in C, C++, Python, JavaScript, and Java within various development environments.
  • Analyze legacy monolithic software programs, recompiling them, and incrementally apply refactoring to modernize the software using the “brownfield” and “greenfield” methodologies.
  • Technical assessment and deconstruction of Navy tactical system code for Surface Navy Combat systems.
  • Explore and prototype next-generation solutions using artificial intelligence/machine learning, distributed processing, and modeling.
  • Interact with customers to elicit requirements and document agreements.
  • Present to organization leadership on project cost, schedule, and technical progress.
  • Software architecture development including hardware and software interfaces between software components.
  • Assist in developing user, functional, and technical requirements for tactical systems.
  • Participate and provide feedback for design & code/peer reviews.
  • Integrate individual software components into complex software environments.
  • Support test and integration activities at IDT labs and government Land Based Test Sites (LBTS).
  • Integrate software components into a complex software development environment.
  • Ensure adherence to industry standards pertaining to security, orthodox programming paradigms, and performance requirements.
  • Understand and interact with complex DoD software systems.
  • Work with small cross-site teams of software and/or systems engineers.
  • Collaborate with team members to peer-review architecture design, system requirements, and implemented code.
Skills, Knowledge & Expertise

Who You Are (Required):

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent full-time professional experience.
  • Ability to travel up to 10% of the time, as needed.
  • 5-10+ years of full-time professional experience.
  • Experience developing Service-Oriented Architecture (SOA) Software.
  • Familiarity with combat system design and software.
  • Familiarity and experience with developing tactical systems software on DOD programs.
  • Familiarity with C, C++, Python, and/or Java programming languages.
  • Adept with developing in Linux OS environments, including shell scripting.
  • Ability to decompose and document requirements and specifications.
  • Understanding of distributed systems, algorithms, data structures and software design patterns, especially the Strangler Pattern.
  • Experience with Agile software development processes.
  • Proficiency working within a Git CM environment.
  • Comfortable with Dev Sec Ops  best practices.
  • Ability to convert vague customer…
Position Requirements
10+ Years work experience
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