Software Developer with Security Clearance

Mission Services LLC (MSI)Lorton, VA🇺🇸United StatesPosted Oct 12, 2026

Why This Role Stands Out

This hybrid role at Mission Services LLC offers an exciting opportunity to leverage your software development expertise in impactful projects involving reverse engineering and operational security, perfect for those who thrive in collaborative Agile environments and possess strong Python leadership skills. You'll contribute to critical initiatives while developing advanced technical capabilities, making this a fantastic step for ambitious mid-senior developers. Apply today to join a reputable company and grow your career!

Quick Overview

Seniority

Mid Senior

Employment type

Employee

Work mode

Hybrid

Location

Lorton, VA, United States

Posted

1 week ago

Objective-CSQLiteSwiftGitAngularBashJavaPythonVueiOSAndroidReactJavaScriptJiraAgileCI/CDLinux

Job Description

Reverse Engineering + Operational Security,
Data Visualization + law enforcement briefings,
Minimum of 2 years of professional experience in software development roles, with significant experience in designing and building complex software solutions.
Minimum of three 3 years of experience working in Agile environments, preferably in roles involving leadership and collaboration within Agile teams.
Experience leading collaborative Python development projects.
Experience with development in one or more scripting languages or methodologies (e.g., Go, Bash, JavaScript, etc.).
Experience designing working environments and/or programs within Linux-based operating systems (Ubuntu, RedHat, Debian, etc.).
Experience with User Interface / User Experience (UI/UX) development technologies, especially with JavaScript frameworks such as React, Angular, or Vue.
Working knowledge of database query languages and mobile database design (e.g., SQLite).
Familiarity with issue tracking software (e.g., Jira) as part of a software development team.
Experience with the git version control system.
Experience leading code reviews.
Experience with iOS and Android mobile development languages, including Java, Objective-C, or Swift.
The Senior-Level Software Developer is a highly skilled professional responsible for designing, developing, and maintaining high-quality software solutions.
With extensive experience in Agile environments, they play a key role in leading development efforts, implementing best practices, and collaborating with cross-functional teams to deliver value-driven software increments.
This role requires advanced technical expertise, leadership abilities, and a deep understanding of Agile principles to drive successful software development projects.
The Contractor shall provide Senior-Level Software Developer services, working alongside the Government Supervisors, Product Owners, and developers.

These services shall include:

Software Development: Design, develop, and maintain software applications, modules, and components using appropriate programming languages, frameworks, and technologies, ensuring adherence to coding standards and best practices.
Agile Collaboration: Participate in Agile ceremonies such as sprint planning, daily stand-ups, and sprint reviews, collaborating with Agile teams to prioritize development tasks, estimate effort, and provide regular updates on progress.
Technical Leadership: Provide technical leadership and mentorship to junior developers, guiding them in software design principles, coding techniques, and best practices.
Code Review and Quality Assurance: Conduct code reviews to ensure code quality, maintainability, and adherence to architectural guidelines. Implement automated testing and continuous integration practices to ensure software reliability and stability.
Requirement Analysis and Design: Collaborate with product owners, business analysts, and stakeholders to understand project requirements, translate them into technical designs, and provide input on feasibility and implementation approaches.
Documentation and Knowledge Sharing: Document software designs, architectures, and implementation details. Share knowledge and best practices with team members through code reviews, technical presentations, and mentoring sessions.
Problem Solving and Troubleshooting: Identify and address technical challenges and issues throughout the development lifecycle, proposing innovative solutions and troubleshooting complex problems as they arise.
Performance Optimization: Identify opportunities for performance optimization and scalability improvements in software applications, implementing optimizations to enhance system efficiency and responsiveness.
Emerging Technologies Research: Stay abreast of the latest trends, tools, and technologies in software development. Conduct research and experimentation with emerging technologies to drive innovation and improve development practices.