Application Developer

MANTECH seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated full-time to development and enhancement support for existing applications as well as new development. Responsibilities include but are not limited to: * 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. As well as, reviewing help desk messages periodically and working with other teams to troubleshoot and resolve production issues * 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 Minimum Qualifications: * High School Diploma/GED with 7+ years of experience in the Information Technology field * 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 and SQL, ORM libraries such as Hibernate/JPA * Experience with Git branching and merging within a team to manage source code Preferred Qualifications * Strong ability to manage competing priorities and communication to multiple stakeholders * Experience with, or knowledge of, Elasticsearch * Experience with, or knowledge of, best practices for developing secure web applications Clearance Requirements: * An active TS/SCI with Polygraph 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. * Must be able to remain in a stationary position 50% of the time