Senior Java Web Application Developer

Koitecc Solutions; Alexandria (VA); Hybrid; USD 142,000 - 237,000; Full time

Benefits offered by this job

Competitive compensation

Health and Wellness programs

Retirement

Paid Leave

Job summary

Leidos is seeking a Senior Java Web Application Developer to join a team that builds full‑stack web applications for defense/test environments. You will design, develop, test, and maintain web apps that support critical missions while adhering to security requirements.

The role is remote with eligibility to work from Alexandria, VA, and requires an active Secret clearance or higher, a strong background in Java, Angular, HTML/CSS, NodeJS, and RESTful services, plus experience with PostgreSQL/SQL.

Qualifications

• US Citizen with an active Secret clearance.
• Bachelor’s degree and 12+ years of relevant experience or Master’s degree and 10+ years of relevant experience.

Responsibilities

• Join an existing team of web developers to provide full-stack web applications that support operational requirements.
• Document and validate web application requirements.
• Develop automated tests that align with test plans.
• Provide architectural design and development support to fulfill web application requirements.
• Participate in software design discussions and recommend tools, technologies, and techniques.
• Refactor/update existing web applications to add features and improve reliability and performance.
• Ensure compliance with software security requirements by reviewing cybersecurity posture of web apps.

Skills

HTML

CSS

JavaScript

NodeJS

Angular

RESTful services

Java EE/Jakarta EE

JDBC

Education

Bachelor's degree

Master's degree

Tools

PostgreSQL

SQL

OWASP

Coverity

SonarQube

Job description

Senior Java Web Application Developer

Location: Remote

Clearance: Secret or higher

The Test and Training Enabling Architecture (TENA) program at Leidos is looking for a Senior Java Web Application Developer to join our team! Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Senior Java Web Application Developer will work within a team of engineers and developers to design, build, test and maintain web applications that provide key capabilities for our enclaves.

This position is located in Alexandria, VA and eligible for remote work.

Primary Responsibilities:

• Join an existing team of web developers to provide full-stack web applications that support operational requirements.
• Document and validate web application requirements.
• Develop automated tests that align with test plans.
• Provide architectural design and development support to fulfill web application requirements.
• Participate in software design discussions and recommend use of relevant tools, technologies and techniques.
• Aid in refactoring/updating existing web applications to add new features and improve reliability and performance.
• Ensure compliance with software security requirements by reviewing the cybersecurity posture of web applications.

Basic Qualifications:

• US Citizen with at least an active Secret clearance
• Bachelor’s degree and 12+ years of prior relevant experience or Master’s degree and 10+ years of prior relevant experience. Experience may be considered in lieu of degree requirements.
• 8+ years of experience developing, deploying, and maintaining full-stack web applications and software systems
• 8+ years of experience identifying and validating requirements for software applications
• 8+ years of experience with web UI components including HTML, CSS, JavaScript (NodeJS) and Angular
• 2+ years of demonstrated ability to design and build RESTful web services
• 8+ years of experience with Java EE/Jakarta EE integration, Servlets and JDBC
• Experience with PostgreSQL or equivalent and SQL queries
• Solid grasp of Object-Oriented Programming principles, Java EE (Streams, Lambda expressions), Collections framework, and Exception handling

Preferred Qualifications:

• 8+ years of experience developing, deploying, and maintaining full-stack web applications and software systems
• 8+ years of experience with web UI components including HTML, CSS, JavaScript (NodeJS) and Angular
• 8+ years of experience with Java EE/Jakarta EE integration, Servlets and JDBC
• 8+ years of demonstrated ability to design and build RESTful web services using JSON
• 8+ years of experience with PostgreSQL or equivalent and SQL queries
• Experience with Static Application Security Testing (OWASP, Coverity, SonarQube) and software security compliance
• Strong grasp of Object-Oriented Programming principles, Java EE (Streams, Lambda expressions), Collections framework, and Exception handling
• Self-starter with strong analytical and interpersonal skills and test-driven development experience

Pay Range:

Pay Range $131,300.00 - $237,350.00

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave
• Retirement

More details are available at www.leidos.com/careers/pay-benefits.

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.