> Markdown version of [/jobs/ext/600812-software-developer-senior](https://www.wearedevelopers.com/jobs/ext/600812-software-developer-senior). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Software Developer - Senior

- **Company:** MAXISIQ, Inc.
- **Location:** Lorton, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Testing (Software), Java (Programming Language), JavaScript (Programming Language), .NET Framework, PHP (Programming Language), Agile Methodology, Data Analysis, HTML5, C++ (Programming Language), Mobile Application Development, Databases, Computer Engineering, Github, Design of User Interfaces, Human-Computer Interaction, Integrated Development Environments, Virtual Private Networks (VPN), Python (Programming Language), PostgreSQL, MongoDB, NoSQL, Systems Development Life Cycle, Software Engineering, SQL Databases, TCP/IP, ReactJS, Technical Debt, Git, AngularJS, Information Technology, Front End Software Development, Programming Languages
- **Published:** June 22, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8988822/software-developer-senior

## About the Role

* Secret, requiredQualifications Required
 * 8+ years of experience in software, application and system development
 * Advanced knowledge of programming languages including Python, JavaScript, HTML5, C++, Java, SQL, PHP
 * Database (SQL) experience with preference for Postgres, familiarity with NoSQL via MongoDB
 * UI development experience with preference for ReactJS
 * Knowledge of system frameworks including .NET, Git, Angular JS and GitHub
 * Experience with mobile app development
 * Experience working with Agile development technologies
 * Advanced project management skills and good interpersonal skills
 * Network engineering skill are a serious plus, with focus on TCP/IP and VPN technologiesEducation
 * Bachelor's degree in computer engineering, computer science, or equivalent
 * In lieu of Bachelor's degree, 10+ years of relevant experience demonstrating skills in software development, data analysis, and software testing and troubleshooting

## Description

We're building a network of highly motivated Software Developers interested in putting their knowledge into to work developing, deploying and maintaining advanced, complex operational networks. These role are typically hybrid with office days in Lorton, VA and may include some travel in the DC metro area.
What You'll Be Doing

 * Front-end Development.
 * Implementing and optimizing the user interface components of the application.
 * Ensuring a seamless and responsive user experience across various devices and platforms.
 * Transitioning, modernizing, and sustaining the main code base of the application.
 * Collaborating to implement new features, enhance existing functionality, and address any technical debt to ensure the application meets evolving mission requirements.
 * Completing transitioning activities to include requirement reviews and assessments, backlog reviews, documentation review, development environment and tooling standup.
 * Supporting demonstrations at sprint and product increment reviews.


## Related Videos

- [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it)
- [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web)
- [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis)
- [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94)
- [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company)
- [Can SVG be fast? Rendering a scatter chart with over 10k points](https://www.wearedevelopers.com/videos/100299-can-svg-be-fast-rendering-a-scatter-chart-with-over-10k-points)

## Related Articles

- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know)