Demo

Mid to Senior Java Application Developer (Security Clearance Required)

Serry Systems
Reston, VA Full Time
POSTED ON 5/13/2026 CLOSED ON 7/13/2026

What are the responsibilities and job description for the Mid to Senior Java Application Developer (Security Clearance Required) position at Serry Systems?

Job Title: Java Application Developer (Mid to Senior Level)

Location: Remote

Job Overview:
We are seeking talented Java Application Developers (Mid to Senior level) to join our remote team. As a Java Developer, you will contribute to the design, development, testing, and deployment of Java-based technical solutions. You will work in a collaborative Agile environment, ensuring the delivery of high-quality, scalable, and reliable software applications.

Experience Levels:

  • Mid-Level: 3-6 years of relevant experience.
  • Senior-Level: 6 years of relevant experience.

Key Responsibilities:

  • Develop, test, debug, and deploy software applications of medium to high complexity.
  • Identify and resolve bugs or defects in production code to ensure seamless application performance.
  • Collaborate with Agile teams to design, implement, and maintain scalable and robust solutions.
  • Conduct code reviews, adhere to coding standards, and practice continuous integration and deployment.
  • Actively participate in knowledge sharing and training sessions for team members and stakeholders.
  • Facilitate clear communication between technical teams and stakeholders to ensure project alignment.

Required Qualifications:

  • Security Clearance: Secret required; Top Secret preferred (fully adjudicated).
  • Certifications: Security CE
  • Education: Associate degree or higher in Computer Science, Engineering, or a related field (or equivalent experience).

Technical Skills:

  • Proficiency in Java/J2EE, including custom application development, web services, and service-oriented architecture.
  • Strong experience with RESTful APIs design and integration.
  • Hands-on experience with frameworks such as Spring, Hibernate, and Struts.
  • Familiarity with Linux, Servlets, JSP, and PHP.
  • Knowledge of database technologies such as Oracle
  • Expertise in web frontend technologies: HTML, JavaScript, CSS, XML, AJAX, etc.
  • Experience with MuleSoft, Git, and DevSecOps practices.

Soft Skills:

  • Strong communication and teamwork abilities, with a focus on customer satisfaction.
  • Detail-oriented with excellent problem-solving skills.
  • Self-motivated and proactive, capable of working independently and as part of a team.

Preferred Skills:

  • Experience developing Microservices and understanding integration patterns.
  • Knowledge of Agile methodologies and project management tools like JIRA

Why Join Us?

  • Remote work flexibility.
  • Collaborative, Agile work environment.
  • Opportunities for professional growth and learning.

If you are a passionate developer who thrives on solving complex technical challenges, we encourage you to apply!


Salary.com Estimation for Mid to Senior Java Application Developer (Security Clearance Required) in Reston, VA
$102,105 to $134,665
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