Senior Application Developer

ManTech is seeking a motivated, career and customer-oriented Senior Application Developer to join our team in Chantilly, VA.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 programBasic Qualifications: 10 years 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 GEDSecurity Clearance Requirements: TS/SCI w/ PolygraphDesired Experience, Skills & Technologies Experience with, or knowledge of, Elasticsearch Experience with, or knowledge of, best practices for developing secure web applicationsPhysical 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