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Cleared Full Stack Developer - Current Opening with Security Clearance

Toptimum LLCBroadlands, VA🇺🇸United StatesPosted 2 Sept 2026

Why This Role Stands Out

This on-site role offers a unique opportunity to develop innovative, mission-critical solutions using cutting-edge technologies and directly influence future development. You'll thrive here if you're a cleared Full Stack Developer with C#/.NET and Angular JS/TypeScript expertise, eager to take ownership and contribute to a dynamic Agile team. Apply now to elevate your career and make a significant impact.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
On Site
Location
Broadlands, VA, United States
Posted
13 hours ago
AgileAngularC#DNSJavaScriptPKITypeScriptAndroid

Job Description

This job requires a TS/SCI clearance with polygraph. Please do not apply unless you already have that level of clearance. Candidates that do not have this clearance will not be contacted.

Description: Responsible for developing and/or engineering the end-to-end features of a system, from user experience to backend code. Use development skills to deliver innovative solutions that help our clients improve the services they provide. Leverage new technologies that can be applied to solve challenging business problems with a cloud mindset. Bring your expertise and sense of urgency to a team performing mission critical work.

Within this team and supporting our product, you will have a direct hand in shaping requirements and expectations for current and future mission needs and opportunities as well as developing and implementing those initiatives. If you are a Full Stack Software Developer with C#/.NET Expertise, this is an opportunity to elevate your career and own something important with a good deal of visibility and responsibility. You'll be working within an Agile development construct on a dynamic team.

In addition to C#/.NET expertise we'll need to you rate yourself close to expert level experience with Angular JS, TypeScript, and JavaScript. Duties/Responsibilities

  • Develop and maintain web applications using C#, Angular JS and TypeScript
  • Collaborate with team and customer to define, design, and deliver new features and enhancements
  • Ensure the performance, quality, and responsiveness of applications
  • Identify and correct bottlenecks and fix bugs
  • Help maintain code quality, organization, and automation
  • Participate in code reviews and provide constructive feedback to other developers
  • Stay up-to-date with emerging technologies and industry best practices Required Qualifications:
  • U.S. Citizenship
  • Requires an active TS/SCI security clearance w/ Poly
  • Bachelor's degree in one of the following: Computer Science, Computer Engineering, Electrical Engineering, Math, or Physics
  • 5+ years years of experience in software/application development
  • Must be proficient or above in:
  • Excellent problem-solving skills and attention to detail, and demonstrate working with a sense of urgency
  • Excellent communication and experience working directly with customers on requirements and concepts, and ability to facilitate and maintain strong working customer relationships
  • Ability to learn and apply functional concepts very quickly
  • Ability to multitask, sometimes at a rapid pace, with good attention to details
  • High degree of accountability and personal integrity
  • Ability to effectively follow-through and manage status reporting and scheduling
  • Ability to work well both independently and as part of a team Desired Qualifications:
  • Experience with API Development, PKI infrastructure, and Customer DNS routing systems
  • Experience in enterprise services surrounding and User Authentication and Authorization
  • Proficiency in Android/Linux OS internals
  • Familiarity with EnCase, FTK, or other forensic software tools Physical Requirements
  • Ability to work full-time (40 hours/week) at the customer site while sitting at a desk and working on a computer
  • Ability to be in the office during core hours of 9am-3pm
  • Routine video conference and/or in-person meetings
  • Ability to attend planned meetings within the Washington Metro Area region

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