Senior Software Engineer

BEST IN SYSTEMS TECHNOLOGY RESEARCH & DEVELOPMENT CORPORATIONS

Senior Software Engineer at STR delivering unique software solutions in defense technology. Collaborating with project teams to improve mission success through innovative technologies.

Posted 4/23/2026full-timeMassachusetts, Virginia • 🇺🇸 United StatesSenior💰 $140,000 - $170,000 per yearWebsite

Tech Stack

Tools & technologies

DockerJavaLinuxPython

About the role

Key responsibilities & impact

Support the design and implementation of flexible software solutions
Collaborate with multi-disciplinary project teams
Provide high-impact, unique solutions for our customers’ most important problems
Initially support system integration and testing for a mature mission planning solution transitioning to an active user community
Involvement in subsequent projects driven by interests with R&D portfolio
Periodic travel, up to 20%

Requirements

What you’ll need

BS or MS or equivalent experience in computer science or other software development related field
3-5+ years of relevant experience (BS degree), or 1-2+ years (MS)
Fluent in Java and its ecosystem, including object-oriented programming (OOP) principles
Demonstrated experience writing maintainable, well documented code and APIs
Specific demonstrated experience in Linux and container-based software (e.g., Docker)
U.S. Citizen with the ability to obtain a Top Secret security clearance
Demonstrated experience with DevOps and CI/CD pipelines (even better)
Experience using Python (even better)
Demonstrated ability to adopt new languages, libraries, and technologies (even better)
Experience in intelligence or military-related mission areas (even better)
Active security clearance (even better)

Benefits

Comp & perks

STR is committed to creating a collaborative learning environment
Opportunities for professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Javaobject-oriented programmingLinuxDockerDevOpsCI/CD pipelinesPythonAPIssoftware developmentsystem integration

Soft Skills

collaborationproblem-solvingcommunicationadaptabilityteamworkdocumentationflexibilitycustomer focusorganizational skillsleadership

Certifications

Top Secret security clearanceactive security clearance