
Full Stack Software Engineer (Hybrid up to 2 days a week telewor with Security Clearance
Quick overview
Job description
Markon is seeking an experienced Full Stack Software Engineer to support a customer in Annapolis Junction, MD. This role will focus on developing, enhancing, and maintaining mission-critical software applications that support the delivery of time-sensitive information worldwide. The position involves full-stack development using Java, Spring Boot, Angular, and modern container technologies to deliver new features and functionality aligned with high-priority mission requirements. The engineer will collaborate with technical teams to ensure system reliability, performance, and operational effectiveness. Responsibilities
- Design, develop, test, and maintain mission-critical software applications using Java and Spring Boot.
- Develop and enhance frontend applications using Angular to support system functionality and user experience.
- Build and maintain backend services using Spring Framework and Spring Cloud.
- Develop, deploy, and manage containerized applications using Docker, Docker Compose, and Docker Swarm.
- Design, implement, and maintain database solutions using MongoDB.
- Develop new application features and functionality based on evolving mission requirements.
- Troubleshoot software defects, resolve performance issues, and support system integration and testing.
- Collaborate with software engineers, system engineers, and stakeholders throughout the software development lifecycle.
- Participate in code reviews, maintain technical documentation, and support continuous improvement of development processes.
- Provide rotating on-call support to address critical system issues and maintain operational availability. Qualifications
- Active TS/SCI clearance with Polygraph required.
- Experience developing full-stack applications using Java 8 or newer.
- Strong experience with Spring Framework, Spring Boot, and Spring Cloud.
- Experience developing frontend applications using Angular.
- Experience deploying and managing containerized applications using Docker, Docker Compose, and Docker Swarm.
- Experience working with MongoDB and database-driven applications.
- Experience developing, testing, and maintaining enterprise software applications.
- Strong troubleshooting, problem-solving, and communication skills.
- Ability to participate in a rotating on-call schedule, approximately one week every 4–6 weeks, to provide emergency support for critical systems. Desired Qualifications
- Experience with Elasticsearch for data indexing, search, and analytics.
- Familiarity with Java Message Service (JMS) and asynchronous messaging architectures.
- Experience with ActiveMQ or Artemis messaging platforms.
- Experience supporting mission-critical, high-availability systems within Intelligence Community or government environments.
- Experience developing distributed applications and integrating messaging services across enterprise systems.
Work Arrangement: Up to two days of telework per week, subject to customer approval.
Similar jobs
- EE
Senior Documentum Java Developer with Federal Client (Remote)Recently posted
Elegant Enterprise Wide Solutions · United States · Remote · Posted 12 Nov 2026 🇺🇸
OracleSQLJavaTechnologySalary not listed - ZP

Full-Stack Developer (Top Secret) with Security ClearanceRecently posted
Zachary Piper Solutions, LLC · Huntsville, AL · On-site · Posted 11 Nov 2026 🇺🇸
MicroservicesGitHTML+9Technology$155k - $175k/yr - RI
Senior Full Stack Software Engineer React & PythonRecently posted
Rose International · Austin, TX · Hybrid · Posted 12 Nov 2026 🇺🇸
DockerFastAPIGit+12Technology$90 - $93/hr - PE

Web App Developer with Security ClearanceRecently posted
PeopleTec · Huntsville, AL · Hybrid · Posted 11 Nov 2026 🇺🇸
ExpressTechnologySalary not listed - MC

Full Stack Software EngineerRecently posted
MCKESSON · CLEVELAND HEIGHTS, OH · Hybrid · Posted 12 Nov 2026 🇺🇸
MongoDBGroovyJava+3Technology$83.4k - $139k/yr - MC

Full Stack Software Engineer
MCKESSON · RICHMOND, VA · Hybrid 🇺🇸
MongoDBGroovyJava+3Technology$87.6k - $146k/yr - MC

Full Stack Software EngineerRecently posted
MCKESSON · MIDDLETOWN, OH · Hybrid · Posted 12 Nov 2026 🇺🇸
MongoDBGroovyJava+3Technology$83.4k - $139k/yr - MR

Senior Golang Developer/LinuxRecently posted
Motion Recruitment Partners, LLC · Toronto, ON · Hybrid · Posted 12 Nov 2026 🇺🇸
PHPRustGit+9TechnologySalary not listed - MC

Full Stack Software Engineer
MCKESSON · COLUMBUS, OH · Hybrid 🇺🇸
MongoDBGroovyJava+3Technology$87.6k - $146k/yr - MC

Full Stack Software Engineer
MCKESSON · ATLANTA, GA · Hybrid 🇺🇸
MongoDBGroovyJava+3Technology$87.6k - $146k/yr - MC

Full Stack Software Engineer
MCKESSON · IRVING, TX · Hybrid 🇺🇸
MongoDBGroovyJava+3Technology$87.6k - $146k/yr - MC

Full Stack Software EngineerRecently posted
MCKESSON · BEAVER CREEK, OH · Hybrid · Posted 12 Nov 2026 🇺🇸
MongoDBGroovyJava+3Technology$83.4k - $139k/yr