Full-Time

Junior Software Developer

Posted on 10/11/2025

T-Rex Solutions

T-Rex Solutions

201-500 employees

Federal IT modernization and cybersecurity services

Compensation Overview

$70k - $92k/yr

District Heights, MD, USA

Hybrid

Requires on-site 2 days/week in Suitland, MD.

US Citizenship, US Top Secret Clearance Required

Category
Software Engineering (1)
Required Skills
Agile
Python
JavaScript
Git
SQL
Java
C#
REST APIs
Web Development
HTML/CSS
Requirements
  • Bachelor's degree in Computer Science, Information Systems, or related field
  • Must be a U.S. citizen eligible for government background investigation
  • Fundamental knowledge of programming languages such as Python, Java, JavaScript, C#, or similar.
  • Understanding of software development principles, including version control (e.g., Git), object-oriented design, and code testing.
  • Strong problem-solving, analytical thinking, and attention to detail.
  • Demonstrated ability to communicate clearly and work collaboratively in multidisciplinary teams.
  • Motivation to learn, adapt, and address new tasks in a dynamic, fast-paced environment.
  • Exposure to Agile methodologies, web development, databases, or cloud technologies is an advantage but not essential.
  • Commitment to an inclusive, respectful, and supportive workplace culture.
Responsibilities
  • Assist in the design, development, and implementation of software components and applications, using modern programming languages and frameworks.
  • Participate in code reviews, testing, and debugging to deliver reliable, efficient, and maintainable solutions.
  • Contribute to both front-end and back-end development tasks as part of cross-functional project teams.
  • Document code, technical decisions, and application changes as part of our knowledge management process.
  • Collaborate with business analysts, designers, and testers throughout the software development lifecycle to ensure quality and alignment with requirements.
  • Proactively seek opportunities to learn new technologies and development practices through mentoring, training, and self-study.
  • Support bug fixing, enhancements, and deployment of new features under the guidance of senior team members.
  • Champion an inclusive, positive, and team-oriented culture where diverse perspectives and learning are valued.

T-Rex Solutions provides IT modernization and cybersecurity services to U.S. federal agencies, focusing on agile transformation, cloud adoption, and data engineering. Its work spans designing, building, integrating, and operating large-scale government systems, including moving the 2020 Census to the cloud with AWS to achieve security, scalability, and reliability. Differentiators include a longstanding government contractor track record since 2003, a proven end-to-end lifecycle approach for federal IT modernization, and a deep specialization in cloud and infrastructure services for federal agencies. The company aims to help federal agencies modernize their IT landscape, improve security, and adopt cloud-based, scalable, and data-driven operations.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

Greenbelt, Maryland

Founded

1999

Simplify Jobs

Simplify's Take

What believers are saying

  • Cyber Cloud Technologies acquisition expands cloud and cybersecurity delivery capacity.
  • Nancy Norton and Leslie Hubbard-Darr strengthen national security capture credibility.
  • PIVOT-H and DoD portfolio hires deepen recurring agency relationships and recompete positioning.

What critics are saying

  • CIO-SP3 SB ended April 29, 2026, threatening pipeline continuity.
  • Prime contractors like Leidos and Booz Allen squeeze T-Rex on scale and pricing.
  • Cybersecurity failures on federal programs trigger stop-work, bad past performance, and lost awards.

What makes T-Rex Solutions unique

  • Bethesda-based since 1999, T-Rex specializes in federal modernization and cybersecurity.
  • Census online migration proved large-scale, secure cloud delivery for mission-critical agencies.
  • CIO-SP3 SB and SeaPort-NxG provide long-duration federal procurement access.

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Benefits

Unlimited Paid Time Off

Paid Parental Leave

Health Insurance

Vision Insurance

Dental Insurance

401(k) Retirement Plan

401(k) Company Match

Professional Development Budget

Tuition Reimbursement

Company News

Executive Mosaic
Jul 30th, 2024
Valiant Wins 3 Education Department Contracts to Provide Data, Cyber Services

The Department of Education has awarded Valiant Solutions three contracts to deliver data, cyber and secure IT services supporting the agency's programs and operations.

WashingtonExec
Aug 1st, 2023
T-Rex Acquires Cyber Cloud Technologies | WashingtonExec

Seth Moore, T-Rex Solutions T-Rex Solutions announced its acquisition of Cyber Cloud Technologies, an IT services firm that provides enterprise IT services ...

GovCon Wire
Jul 20th, 2022
T-Rex Corporation hires Leslie Hubbard-Darr as vice president of national security growth

Leslie Hubbard-Darr, a 30-year corporate strategy and program management leader, has joined T-Rex Solutions as vice president of national security growth.

Homeland Security Today
Dec 3rd, 2021
T-Rex Solutions LLC hires Jeremy Bracamontes as Director of Operations for the Department of Defense portfolio

Jeremy Bracamontes has been appointed Director of Operations for the Department of Defense portfolio at T-Rex Solutions.

FedScoop
Jun 29th, 2021
T-Rex Solutions LLC hires Nancy Norton

Nancy Norton, has joined professional services firm T-Rex Solutions.

INACTIVE