Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Application Developer

ManTech International Corporation

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

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

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.


If you need a reasonable accommodation to apply for a position with MANTECH, please email us at View email address on click.appcast.io and provide your name and contact information.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Application Developer in Chantilly, Loudoun County, VA vacancy
  •  ...Application Developer Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking... 
    Suggested
    Full time
    Work at office
    Local area

    ManTech

    Chantilly, Loudoun County, VA
    a month ago
  •  ...electronic assets from loss and compromise. We welcome your application to receive consideration for the following position. The Sponsor...  ...TS and Unclassified Ecosystem to further meet ongoing and developing requirements. This ecosystem, once fully operational, will... 
    Suggested
    Local area

    J5 Consulting

    Chantilly, Loudoun County, VA
    5 days ago
  •  ...electronic assets from loss and compromise. We welcome your application to receive consideration for the following position. Introduction...  ...work within an existing team environment. Work will include developing enhancements to an existing service-based Java web... 
    Suggested
    For contractors
    Local area
    Remote work

    J5 Consulting

    Chantilly, Loudoun County, VA
    6 days ago
  •  ...Job Description As an Applications Developer , you will be responsible for providing support to manage the accessibility program for the office in support of the mission! Click APPLY to be contacted about this position and find out more details. What You... 
    Suggested
    Temporary work
    For contractors
    Work at office
    Local area
    Immediate start
    Flexible hours

    Crimson Phoenix

    Chantilly, Loudoun County, VA
    5 days ago
  •  ...implementing software code for end-to-end software development Designs, develops, enhances, debugs, integrates, and implements software Troubleshoots production problems related to software applications Researches, tests, builds, and coordinates the integration of new... 
    Suggested
    Remote work

    Ampcus

    Chantilly, Loudoun County, VA
    2 days ago
  •  ...Freedom Technology Solutions Group is looking for an Applications Developer/ Software Engineer to add to our team based out of Virginia! This work is new and requires experience or familiarity with the following skillsets: Agile Program & Scrum Leadership, Cloud Infrastructure... 
    For contractors
    Work at office
    Flexible hours
    Night shift

    Freedom Technology Solutions Group

    Chantilly, Loudoun County, VA
    1 day ago
  •  ...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... 
    Full time
    Work at office

    MANTECH

    Chantilly, Loudoun County, VA
    58 minutes ago
  • $103.8k - $218.1k

     ...Job Title: Senior Peoplesoft Application Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None *... 
    Full time
    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    CACI International

    Chantilly, Loudoun County, VA
    5 days ago
  •  ...seeking a Systems Engineer with deep expertise in geospatial technologies and modern application development to support mission-critical solutions. In this role, you will design, develop, and maintain advanced network environments—including cloud-based architectures—... 
    Full time

    Ardent Principles Inc

    Chantilly, Loudoun County, VA
    6 hours ago
  • $69.4k - $158k

     ...Job Number: R0240353 PeopleSoft Application Developer The Opportunity: Are you passionate about crafting an amazing user experience? The right interface can make a site easy to use, encourage early adoption, and save time and resources. We're looking for a front... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    5 days ago
  • $153.38k - $260.74k

     ...Matter Expert (SME) level - Full Stack Java Spring Boot & React Developer to provide expert hands-on, technical leadership, architecture...  ...user-friendly interfaces using React.js. Implement and manage application state using state management libraries (e.g., Redux) as needed... 
    Full time
    Local area

    BAE Systems USA

    Chantilly, Loudoun County, VA
    3 days ago
  •  ...BT-298 - Android Applications Developer Location: Chantilly, VA (fully on-site, no remote option) **Please do NOT apply if you do not have an active Poly clearance. Those without a Poly will not be considered.** Position Summary Bespoke Technologies is... 
    Remote work

    Bespoke Technologies LLC

    Chantilly, Loudoun County, VA
    4 days ago
  • $175k - $205k

     ...-site only Software Engineering Services Overview GovCIO is currently hiring for an experienced and highly skilled Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java,... 
    Full time
    Currently hiring
    Flexible hours

    GovCIO

    Fairfax, VA
    6 days ago
  •  ...Applications Developer Sme Information Technology Strategies, Inc. is a government IT solutions provider servicing commercial and government initiative in various parts of the United States. We are currently seeking an Applications Developer SME to work for our company... 
    Contract work
    Temporary work

    Information Technology Strategies LLC

    Ashburn, VA
    5 days ago
  • $129.81k - $155.25k

     ...None Job Family: Software Engineering Skills: .NET Applications,.NET Software Development,ETL Development,SharePoint Development...  ...Transform technology into opportunity as an Application Developer at GDIT. Shape what's next for mission-critical government projects... 
    Temporary work
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    General Dynamics Information Technology

    Fairfax, VA
    6 days ago
  •  ...Applications Developer We are currently seeking a highly skilled Applications Developer in support of a dynamic team in McLean, VA. This role is ideal for a professional ready to take on the challenge of transitioning a Java/Springboot application interfacing with... 
    Flexible hours

    Novul Solutions

    McLean, VA
    1 day ago
  •  ...DTC Global Services, LLC is seeking a skilled and detail-oriented Application Developer to support the design, development, and maintenance of PRISM and related enterprise applications. The Application Developer will play a key role in delivering high-quality technical... 

    DTC Global Services LLC

    McLean, VA
    3 days ago
  •  ...Job Description Applications Developer- SME Required Skills • Demonstrated experience developing and implementing web applications and web services. • Demonstrated experience using Ruby and Angular Rails for developing User Interface (U/I). • Demonstrated... 
    Work experience placement

    Crimson Phoenix

    McLean, VA
    5 days ago
  •  ...provider servicing commercial and government initiative in various parts of the United States. We are currently seeking an Applications Developer SME to work for our company. Summary Eligibility to obtain a U.S. Customs and Border Protection suitability. (Basic Federal... 

    Cardinal Technology Systems, Corp.

    Ashburn, VA
    2 days ago
  •  ...About the job EDMS Application Developer Job Location: Fairfax, Virginia, United States (Onsite/Offsite) Professionals will closely work with Fairfax IT team to design, maintain, and document Content Server environments, including add-on modules, in Windows... 

    Quantum Strides LLC

    Fairfax, VA
    3 days ago
  •  ...Applications Developer Location: This position REQUIRES onsite support in Ashburn, VA, 2 times a week Why CMCI? CMCI provides management consulting and IT services that empower enterprises to achieve their business goals in today's highly competitive market. Our... 

    CMCI

    Ashburn, VA
    3 days ago
  •  ...Job Description As an Applications Developer , you will be responsible for working with a team of software developers and data scientists to refine existing analytic tools and build out new tools on a routinized production cadence to meet the evolving needs of... 

    Crimson Phoenix

    Herndon, VA
    5 days ago
  •  ...maintaining trusted and reliable partnerships with our customers and industry. At GCI, we solve the hard problems. As an Application Developer SME, a typical day will include the following duties: Required Skills: Customer is seeking an experienced UI/UX Developer... 

    GCI

    Sterling, VA
    5 days ago
  •  ...About the job TRIRIGA Perceptive Application Developer Job Title: TRIRIGA Perceptive Application Developer (Remote) - Valid only for US citizens Part-time engagement with federal government. Task Description: The TRIRIGA Perceptive Application Developer... 
    Part time
    Remote work
    Worldwide

    Quantum Strides LLC

    Herndon, VA
    2 days ago
  •  ...Freedom Technology Solutions Group is seeking a Senior Full Stack Web Application Developer in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications... 
    For contractors
    Work experience placement
    Work at office
    Flexible hours
    Night shift

    Freedom Technology Solutions Group

    Herndon, VA
    4 days ago
  •  ...About the job TRIRIGA Application Developer About Quantum Strides LLC Quantum Strides LLC is a premier System Integrator and IBM Business Partner specializing in the implementation of IBM TRIRIGA and IBM Maximo. With our headquarters in Herndon, Virginia,... 
    Remote work

    Quantum Strides LLC

    Herndon, VA
    2 days ago
  •  ...Applications Developer Required: Active TS/SCI with Full Scope Polygraph Location: Full-time onsite in Herndon, VA Years of Experience: Four to Eight We're seeking an Applications Developer with experience in Linux, Python, and large-scale data processing.... 
    Full time

    Ardent Principles Inc

    Herndon, VA
    4 days ago
  • $150k

    Job Title Herndon, VA Top Secret/SCI Full Scope Polygraph Career Level not specified $150,000 Job Description IT Availability LLC is an innovative technology firm specializing in IT and cyber technologies. We are committed to providing high-quality IT and telecom...
    Local area

    Navstar

    Herndon, VA
    3 days ago
  •  ...Position Title Application Developer III Overview We are seeking an experienced Application Developer III to support the design, development, and deployment of modern web-based and AI-enabled applications within federal or healthcare environments. The ideal candidate... 

    Oran

    Herndon, VA
    7 days ago
  • $120k - $175k

     ...Join Our Team as an Application Developer at Zachary Piper Solutions! Are you a skilled Application Developer seeking an opportunity to make a real impact? Look no further! Zachary Piper Solutions is actively seeking an Application Developer to collaborate on designing... 

    Piper Companies

    Herndon, VA
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Application Developer. Be the first to apply!