Principal Software Engineer, Full Stack- job post

February 10, 2026

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Job Description

3.63.6 out of 5 stars

Chantilly, VA 20151•Hybrid work

Full-time

Profile insights

Skills

  • Technical writing (Required)
  • Software deployment (Required)
  • Software architecture (Required)
  • + show more

 

Job details

Job type

  • Full-time

 

Job address

Chantilly, VA 20151•Hybrid work

 

BenefitsPulled from the full job description

  • Professional development assistance
  • Paid parental leave
  • AD&D insurance
  • Parental leave
  • Health insurance
  • 401(k) matching
  • Paid time off

 

Full job description

Our company is seeking a highly motivated and experienced full stack Principal Software Engineer for our Chantilly, Virginia office. This customer-facing role leverages deep technical expertise to solve complex problems and mentor team members. This role requires a strong understanding of software engineering principles, excellent problem-solving skills, and a passion for building high-quality, scalable software.

We offer a relaxed, casual environment where you will enjoy a personal team atmosphere in which open communications and design discussions are encouraged. Our rewarding and stimulating environment have resulted in an outstanding employee retention rate, well above the industry standard.

POSITION SUMMARY

  • Collaborate with and across teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies.
  • Coordinate with requirements management resources to define and deliver robust solutions that drive powerful experiences to help our customers gain data driven insights.
  • Work with internal stakeholders and customers to identify and resolve complex technical challenges.
  • Provide technical guidance, mentorship, and knowledge sharing to software engineers and cross-functional teams.
  • Ensure and enforce software engineering best practices while driving continuous improvement in internal development processes.

REQUIRED QUALIFICATIONS

  • Bachelor’s degree in computer science, engineering, or related technical field; or equivalent experience plus 10+ years of programming experience; or Master’s degree with 8+ years of experience. Will consider relevant work experience in lieu of degree.
  • Minimum 7 years of experience in technical leadership role supporting and interfacing with external customers.
  • Possess extensive application development experience, and software engineering and architecture expertise using multiple program languages (e.g., C, C++, C#, ASP.Net, Java, JavaScript, SQL, jQuery, XML, Perl, YAML, and JSON). Strong proficiency with Restful API.
  • US Citizenship and ability to obtain top secret clearance.
  • Excellent communication, presentation, and interpersonal skills, with the ability to build strong relationships with customers and internal teams.
  • Proven ability to manage customer-facing projects, project priorities, deadlines, and deliverables while demonstrating adaptability and resourcefulness
  • Design, develop, test, deploy, maintain, and enhance software solutions.
  • Ability to work independently and as part of a small, collaborative team.
  • Create and maintain technical documentation.
  • Stay up-to-date with industry trends and advancements.
  • Willingness to travel approximately 10% or as needed by the customer project.

PREFERRED QUALIFICATIONS

  • Experience navigating and collaborating in a hybrid development environment blending agile and traditional waterfall methodologies.
  • Professional certifications in project management or agile software development are a plus.
  • Familiarity with cloud technologies (e.g. Azure, AWS)
  • Minimum 4 years of experience in technical consulting to Federal customers.
  • Experience supporting law enforcement, military, or intelligence community customers is a plus.
  • Experience authoring or contributing to company intellectual capital.

WORK MODEL

Our people-first culture prioritizes the benefits of flexibility and collaboration. This position is currently a hybrid model where your work week is divided between in-office and remote work in accordance with the office policy and customer requirements. In this role, you will provide technical expertise to our internal teams and customers which may require performing duties at a customer facility or other designated location. Some travel may be required to support the customer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, disability, or status as a protected veteran.

Job Type: Full-time

Benefits:

  • 401(k) matching
  • AD&D insurance
  • Bereavement leave
  • Dental insurance
  • Dependent health insurance coverage
  • Disability insurance
  • Flexible spending account
  • Free parking
  • Health insurance
  • Life insurance
  • Paid holidays
  • Paid parental leave
  • Paid sick time
  • Paid time off
  • Professional development assistance
  • Snacks provided
  • Vision insurance

Work Location: Hybrid remote in Chantilly, VA 20151