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60 Mantech Application Developer Jobs Hiring Near You

ManTech

Application Developer

Chantilly, VA · On-site

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 ...

MANTECH

Application Developer

Chantilly, VA

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 ...

MANTECH

Application Developer

Chantilly, VA

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 ...

ManTech

ServiceNow Developer

California, MD · Hybrid

$128K - $214K/yr

MANTECH seeks a motivated, career and customer-oriented ServiceNow Developer to join our team in ... ServiceNow Certified Application Developer (CAD) certification. * ServiceNow Certified ...

ManTech

Senior ServiceNow Developer

Doral, FL · On-site

$50 - $68.75/hr

MANTECH seeks a motivated, career and customer-oriented ServiceNow Developer in Doral, FL ... ServiceNow Certified System Administrator (CSA) OR ServiceNow Certified Application Developer

ManTech

ServiceNow Architect

Herndon, VA · On-site

$73.25 - $92.25/hr

ServiceNow Certified Professional (Certified Application Developer or System Architect ... MANTECH considers all qualified applicants for employment without regard to disability or veteran ...

ManTech

Cloud Engineer

Fort George G Meade, MD · On-site

$179K - $318K/yr

MANTECH seeks a motivated, career and customer-oriented Cloud Engineer to join our team in Ft ... Application Developer (CE Level 3) * Certified Kubernetes Administrator (CE Level 3) Clearance ...

ManTech

Cloud Engineer

Fort George G Meade, MD · On-site

$179K - $318K/yr

MANTECH seeks a motivated, career and customer-oriented Cloud Engineer to join our team in Ft ... Application Developer (CE Level 3) * Certified Kubernetes Administrator (CE Level 3) Clearance ...

ManTech

Cloud Engineer

Fort George G Meade, MD · On-site

$179K - $318K/yr

MANTECH seeks a motivated, career and customer-oriented Cloud Engineer to join our team in Ft ... Application Developer (CE Level 3) * Certified Kubernetes Administrator (CE Level 3) Clearance ...

ManTech

Application Security Engineer

Hanover, MD · On-site

$165K - $295K/yr

MANTECH seeks a motivated, career and customer-oriented Application Security (AppSec) Engineer to join our team in Hanover, MD. The Application Security (AppSec) Engineer will leverage their strong ...

ManTech

Application Security Engineer

Hanover, MD

$141K - $236K/yr

MANTECH seeks a motivated, career and customer-oriented Application Security (AppSec) Engineer to join our team in Hanover, MD. The Application Security (AppSec) Engineer will leverage their strong ...

ManTech

Cloud Engineer

Fort George G Meade, MD · On-site

$179K - $318K/yr

MANTECH seeks a motivated, career and customer-oriented Cloud Engineer to join our team in Ft ... Application Developer (CE Level 3) * Certified Kubernetes Administrator (CE Level 3) Clearance ...

ManTech

Human Resources ServiceNow Developer

Pasadena, CA · Hybrid

$59 - $81/hr

ManTech seeks a motivated, career and customer-oriented Human Resources ServiceNow Developer to ... ServiceNow Certified Application Developer (HRSD) * ServiceNow Certified Implementation Specialist ...

ManTech International

ServiceNow Architect

Herndon, VA · On-site

$73.25 - $92.25/hr

ServiceNow Certified Professional (Certified Application Developer or System Architect ... MANTECH considers all qualified applicants for employment without regard to disability or veteran ...

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ManTech Jobs Information

Does ManTech pay people when they’re sick?

Sometimes. Only some people get paid when they’re sick.
42% of people say they wouldn’t get paid if they were sick but scheduled to work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

At ManTech, are sick days and vacation days separate paid time off?

Only some people have separate paid time off for sick days and vacation.
50% of people say they have to use vacation days when they’re out sick.
Based on data from 10 people who took the Breakroom Quiz between June 2025 and April 2026.

Do people get paid time off at ManTech?

Most people get paid time off work.
100% of people say they get paid time off.
Based on data from 10 people who took the Breakroom Quiz between June 2025 and April 2026.

How easy is it to get time off at ManTech?

Most people find it easy to get time off.
100% of people report it’s easy to get time off.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

How easy is it to take sick days at ManTech?

Most people find it easy to take sick days.
100% of people report that it’s easy to take time off if they are sick.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech feel treated with respect by their managers?

Most people feel treated with respect by their managers.
92% of people say they’re treated with respect by their managers.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech get to take their breaks without interruption?

Most people get breaks without interruption.
83% of people report that they get to take their breaks without interruption.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Is it stressful to work at ManTech?

Some people feel stressed out here.
50% of people say they often feel stressed out at work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech recommend working with their team?

Most people recommend working with their team.
77% of people report that they would recommend working with their immediate team to a friend.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people get enough training when they start at ManTech?

Some people didn’t get enough training when they started.
46% of people report they didn’t get enough training when they started working here.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people get support to advance at ManTech?

Only some people are given support to advance their career here.
In the last year, 36% of people report not being given support to advance their career here.
Based on data from 11 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people think ManTech’s headquarters understands what’s happening where they work?

Most people think headquarters doesn’t understand what’s happening where they work.
75% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Do workers feel well informed about how ManTech is doing?

Most people feel well informed about how the company is doing.
67% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.
What other companies are hiring for Application Developer jobs?
What are the most popular jobs at Mantech?
What are the most popular categories at Mantech?
Infographic showing various Application Developer job openings at Mantech in the United States as of June 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution.
Application Developer

Application Developer

ManTech

Chantilly, VA • On-site

Other

Posted 3 days ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

32nd of 190 rated software companies

Job description

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 careers@mantech.com and provide your name and contact information.

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