Senior Full Stack Application Developer

Leidos•Tampa, FL

1d•Hybrid

About The Position

Leidos is seeking an experienced Senior Full Stack Application Developer located in Tampa, FL. This position will support a Contract Management Tool, a mission-critical platform designed to modernize financial planning, execution tracking, and audit readiness for the Department of Defense (DoD). This developer will be responsible for designing, building, and maintaining secure full-stack solutions that support program transparency, fiscal responsibility, and operational agility. This opportunity requires local, on-site support with some remote capability.

Requirements

Bachelor Degree and 8 years of experience; additional years of experience may be substituted in lieu of a degree.
8+ years of full stack development experience supporting web-based applications.
Advanced experience with front-end frameworks (React, Angular, or Vue.js)
Back-end expertise with C#, Node.js, .NET Core, Java, or Python.
Experience with SQL/PostgreSQL and NoSQL databases.
Knowledge of DevSecOps, Git version control, and CI/CD tools (GitLab, Jenkins, etc.)
Working knowledge of cloud platforms (AWS, Azure, or GovCloud).
Advanced understanding of application security, RBAC, and API development.
Experience working within DoD or federal IT environments.
Must have an active Top Secret security clearance.
US Citizenship required.

Nice To Haves

Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field.
TS/SCI preferred
Familiarity with DoD budgeting processes (e.g., POM, O&M, RDT&E).
Experience developing financial or audit-traceable platforms.
Understanding of STIGs, ACAS scanning, RMF documentation, and system hardening.
Prior work on software tools used for budget forecasting, contract execution, or manpower allocation.

Responsibilities

Develop and maintain scalable, secure full stack applications using modern frameworks and cloud technologies
Collaborate with UI/UX designers, QA teams, and mission stakeholders to define, develop, and implement financial tool capabilities
Integrate with DoD financial management systems and ensure data compliance with government regulations
Build RESTful APIs and microservices that ensure clean, secure data pipelines
Apply secure coding practices in accordance with DoD STIGs and RMF guidelines
Implement role-based access controls and maintain system integrity through audit-compliant design
Participate in Agile sprint cycles, code reviews, testing, and release processes
Support DevSecOps pipeline integration and CI/CD automation