Journeyman Full Stack Application Developer

Leidos; Bethesda, Tampa (MD, FL); On-site; USD 87,100 - 157,450; Full time

Job summary

Leidos is seeking a Journeyman Full Stack Application Developer to provide software support for the USSOCOM J6 Budget Tool. The role includes designing, coding, testing, and maintaining applications to ensure their reliability and performance. Candidates must have a BS degree, 4+ years of experience, and an active TS/SCI clearance.

Responsibilities include developing features, implementing Angular front-ends, managing SQL Server databases, and maintaining Windows Services. A competitive pay range of $87,100 to $157,450 is provided based on experience and qualifications.

Qualifications

• 4+ years of relevant experience with a BS or 2+ years with a Masters.
• Active TS/SCI clearance required.
• 3-7 years of experience as an application developer.

Responsibilities

• Develop and maintain application features for the USSOCOM J6 Budget Tool.
• Implement responsive front-end interfaces using Angular.
• Develop back-end services and APIs using .NET and C#.

Skills

Front-end development with Angular

Back-end development with .NET and C#

SQL Server database development

Experience with Windows Services

Agile software development

Education

BS in a related field or equivalent experience

DoD 8140/8570 IAT Level II certification

Tools

Docker

Kubernetes

Job description

Description

The Journeyman Full Stack Application Developer will provide software development and sustainment support to the USSOCOM J6 Budget Tool. The developer will design, code, test, and maintain enterprise-level applications to ensure availability, reliability, and performance. The position requires demonstrated expertise in both front-end and back-end development using Angular, .NET, C#, SQL Server, and Windows Services. The developer will work as part of a cross-functional team in support of mission-critical financial systems, ensuring compliance with DoD standards, USSOCOM requirements, and cybersecurity policies.

Responsibilities:

• Design, develop, test, and maintain application features in support of the USSOCOM J6 Budget Tool.
• Implement responsive front-end interfaces using Angular.
• Develop back-end services and APIs using .NET and C#.
• Design, maintain, and optimize SQL Server databases, queries, and stored procedures.
• Develop and maintain Windows Services for workflow automation and system integration.
• Conduct code reviews, unit testing, and integration testing.
• Ensure applications adhere to DoD cybersecurity and secure coding standards.
• Support lifecycle management activities including requirements gathering, design documentation, deployment, and sustainment.
• Collaborate with government stakeholders, business analysts, and other developers to meet mission needs.

Required Qualifications:

• Requires BS and 4+ years of prior relevant experience or Masters with 2+ years of prior relevant experience; additional years of experience may be accepted in lieu of a degree.
• Active TS/SCI clearance (mandatory).
• DoD 8140/8570 IAT Level II certification (e.g., Security+, CCNA Security, CySA+, GICSP, GSEC, SSCP).
• 3–7 years of experience as an application developer (Journeyman level).
• Demonstrated experience with:
  • Angular (front-end development)
  • .NET and C# (back-end development)
  • SQL Server (database development and optimization)
  • Windows Services (design and maintenance)
• Experience with Agile software development methodologies.
• Strong problem-solving, troubleshooting, and analytical skills.

Preferred Qualifications:

• Experience with USSOCOM or DoD financial systems.
• Knowledge of DevSecOps tools, CI/CD pipelines, and automated testing frameworks.
• Familiarity with containerization (Docker, Kubernetes) and cloud services.
• Familiarity with PowerApps/O365 Environment a plus.
• Experience working within DISA STIGs, RMF, and DoD cybersecurity compliance frameworks.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and does not guarantee compensation or salary. Additional factors considered in extending an offer include responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.