Software Engineer 1, 2, 3 – JavaScript, React, Angular, Java, Linux

Captivation

. Architect, develop, maintain, and enhance complex software systems supporting critical environments .

Posted 11/3/2026full-timeAnnapolis Junction • Maryland • United StatesSeniorLead💰 $130,000 - $270,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in architecting and developing complex software systems with a focus on performance optimization and scalability. Proficient in full stack development and designing modular, reusable components while adhering to accessibility standards.

Highest-signal resume keywords

Top Secret/SCI Security ClearanceFull Stack DevelopmentJavaScript Frameworks (React, Vue, Angular)Object-Oriented Programming (Java, JavaScript)Software Development Lifecycle

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software ArchitecturePerformance OptimizationModular Software DevelopmentData Processing SolutionsReal-Time Systems

Soft Skills

CollaborationMentoringTechnical Direction Influence

Industry Keywords

Section 508 Accessibility RequirementsU.S. Government ComplianceCritical Environments

Tech Stack

Tools & technologies

AngularJavaJavaScriptReactVue.js

About the role

Key responsibilities & impact

Architect, develop, maintain, and enhance complex software systems supporting critical environments
Work across the full software development lifecycle
Deliver scalable solutions for processing-intensive analytics, large data sets, real-time systems, and enterprise applications
Collaborate with engineers, stakeholders, and customers to design high-performing software solutions
Evaluate technical trade-offs
Implement reusable, modular components supporting multiple applications and mission needs
Drive performance optimization, technical innovation, and long-term system sustainability
Mentor developers and influence technical direction across teams

Requirements

What you’ll need

Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph
Must be a U.S. citizen
Bachelor’s or Advanced Degree in Computer Science, Computer Engineering, or other technical discipline
14 years of experience architecting, developing, and maintaining software solutions, with an emphasis on performance optimizations
Experience with all aspects of full stack development
Experience with modern JavaScript frameworks such as React, Vue, or Angular
Experience developing software using object-oriented languages such as Java and JavaScript
Experience designing and developing modular, reusable software components
Familiarity with Section 508 accessibility requirements
Experience working throughout the software development lifecycle, including design, testing, deployment, and sustainment

Benefits

Comp & perks

Up to 20% 401k contribution (No Matching Required and Vested from Day 1)
Above Market Hourly Rates
$3,600 HSA Contribution
6 Weeks Paid Time Off
Company Paid Employee Medical/Dental/Vision Insurance/Life Insurance/Short-Term & Long-Term Disability/AD&D