Application Developer

Company: ManTech
Location: Chantilly
Posted on: February 3, 2025

Job Description:

ManTech is seeking a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA. The successful candidate will be dedicated full-time to development and enhancement support for existing applications as well as new development. Duties, Tasks & Responsibilities

• Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the future
• Analyzing user needs and software requirements to determine feasibility of design within time and cost constraints
• Collaborating with teammates, other service providers, vendors, and users to develop new program features
• Developing unit and integration tests, in addition to participating in functional and regression tests to ensure programs will produce the desired results and that instructions are correct
• Correcting errors by making the appropriate changes and then re-checking the program to ensure the desired result was produced
• Participating in code reviews by reviewing and incorporating feedback from teammates as well as providing feedback to others based on existing standards and recommended programming practices
• Deploying code to development, test, and production environments using existing DevOps infrastructure/tools
• Reviewing help desk messages periodically and working with other teams to troubleshoot and resolve production issues
• Organizing and maintaining documentation of application development and subsequent revisions, so others are able to understand the program Basic Qualifications:
  • 6+ years relevant Information Technology experience
  • Strong Java programming/development skills, with hands-on experience
  • Experience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably Angular
  • Experience with, or knowledge of, the Spring Framework and RESTful services
  • Experience with, or knowledge of, SQL and ORM libraries such as Hibernate/JPA
  • Experience with Git branching and merging within a team to manage source code
  • Strong ability to manage competing priorities and communication to multiple stakeholders
  • High School Diploma or GED
  • AWS Practitioner Certification or the ability to obtain before hire.
  • Oracle Java Certification or the ability to obtain before hire.-- Security Clearance Requirements:
    • TS/SCI w/ Polygraph Desired Experience, Skills & Technologies
      • Experience with, or knowledge of, Elasticsearch
      • Experience with, or knowledge of, best practices for developing secure web applications Physical Requirements:
        • Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
        • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
        • Constantly positions self to maintain computers in the lab, including under the desks and in the server closet #LI-AA1 , #joinmantechd #joinmantechaa

Keywords: ManTech, Towson , Application Developer, IT / Software / Systems , Chantilly, Maryland