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Application Developer Jobs in Washington, DC (NOW HIRING)

ManTech International

Application Developer

Chantilly, VA · On-site

$114K - $190K/yr

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 ...

Booz Allen Hamilton

Application Developer

Laurel, MD · On-site

$69K - $158K/yr

As an Application Developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a ...

ManTech

Mobile Application Developer

Ashburn, VA · Hybrid

$114K - $190K/yr

The Mobile Application Developer will design, develop, and maintain secure, high-performance mobile applications. These applications are critical to supporting U.S. Customs and Border Protection (CBP ...

Nightwing

Windows Application Developer

Sterling, VA · On-site

Nightwing is a provider of advanced cyber and intelligence support services, and they are seeking experienced Windows Application Developers to support the design, development, testing, and ...

J5 Consulting

Application Developer

Chantilly, VA · On-site

The role of Application Developer involves maintaining and enhancing operations on an existing collection and data enrichment platform while supporting the full stack of the application in a team ...

ESM

Application Developer

Vienna, VA · Remote

$91K - $109K/yr

We are hiring an Application Developer to support an enterprise-level program within a federal environment. and ResponsibilitiesDesigns, develops, integrates, and maintains enterprise software ...

Leidos

Front End Application Developer

Suitland, MD · On-site

$73K - $132K/yr

Description Front End Application Developer Location: Suitland, MD Clearance: Active TS/SCI Leidos is hiring a Front End Application Developer to support the Office of Naval Intelligence (ONI) onsite ...

Cypher Intelligence

Application Developer

Chantilly, VA · On-site

... application development and subsequent revisions, so others are able to understand the program. * Collaborating with teammates, other service providers, vendors, and users to develop new programming ...

Bigbear.ai

Application Developer

Annapolis Junction, MD · On-site

$126K/yr

... of application. Overview Are you ready to solve some of the most complex technical challenges in national security? As a Senior CNO Software Engineer and Reverse Engineer with an active TS/SCI with ...

J5 Consulting

Application Developer

Chantilly, VA · On-site

We welcome your application to receive consideration for the following position. Introduction The ... Demonstrated experience scripting and programming, with strong skills in Python, Bash, or Go for ...

Leidos

Front End Application Developer

Suitland, MD · On-site

$92K - $166K/yr

Description Front End Application Developer Location: Suitland, MD Clearance: Active TS/SCI Leidos is hiring a Front End Application Developer to support the Office of Naval Intelligence (ONI) onsite ...

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Application Developer information

See Washington, DC salary details

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How much do application developer jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for application developer in Washington, DC is $59.60, according to ZipRecruiter salary data. Most workers in this role earn between $47.88 and $68.61 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an application developer?

To thrive as an Application Developer, you need strong programming skills, problem-solving abilities, and a relevant degree in computer science or a related field. Familiarity with development frameworks, version control systems like Git, and experience with databases and cloud platforms are typically required. Excellent teamwork, communication skills, and adaptability set standout developers apart in collaborative and fast-changing environments. These skills ensure the creation of robust, user-friendly applications that meet organizational needs and adapt to evolving technology.

What are some common challenges application developers face when working on cross-functional teams?

Application Developers often collaborate closely with designers, product managers, and QA testers, which can lead to challenges such as aligning on project requirements, managing differing priorities, and ensuring effective communication across disciplines. Navigating these differences requires strong interpersonal skills, adaptability, and a proactive approach to problem-solving. Successful developers regularly participate in team meetings, clarify technical constraints, and contribute to building consensus, which helps ensure smooth project delivery and fosters a positive team environment.

What is the difference between Application Developer vs Software Engineer?

AspectApplication DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related field, certifications like Microsoft or OracleBachelor's or higher in CS or related field, often similar certifications
Work EnvironmentDevelops, tests, and maintains applications for specific platforms or clientsDesigns and develops software systems, often working on larger projects or infrastructure
Employer & Industry UsageTech companies, startups, enterprise software firmsTech firms, consulting, large corporations, software development companies
Common Search & ComparisonYesYes

Application Developers focus on creating, testing, and maintaining specific applications for users or clients, often working within a defined platform. Software Engineers have a broader role, designing and developing entire software systems and infrastructure. While both roles require similar credentials and work environments, Application Developers typically work on specific applications, whereas Software Engineers handle larger system architecture.

Are application developers still in demand?

Application developers are currently in high demand due to the ongoing growth of mobile, web, and enterprise applications. Skills in programming languages like Java, Python, and experience with cloud platforms and agile development increase employability in this field.

Is an application developer a good career?

An application developer is a viable career choice, as it involves designing, coding, and maintaining software applications, often requiring skills in programming languages like Java, Python, or C#. The role offers opportunities for growth, competitive salaries, and the chance to work in various industries, with demand expected to remain strong due to ongoing digital transformation. Success typically depends on continuous learning and staying updated with new technologies and tools.

What does an application developer do?

An application developer designs, builds, tests, and maintains software applications for computers, mobile devices, or web platforms. They use programming languages such as Java, C#, or Python and often collaborate with teams to meet user requirements and ensure functionality. Strong problem-solving skills and knowledge of development tools are essential in this role.

What are the most commonly searched types of Application Developer jobs in Washington, DC?

The most popular types of Application Developer jobs in Washington, DC are:

What are popular job titles related to Application Developer jobs in Washington, DC?

For Application Developer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Application Developer jobs in Washington, DC look for?

The top searched job categories for Application Developer jobs in Washington, DC are:

Application Developer jobs near you
Infographic showing various Application Developer job openings in Washington, DC as of August 2026, with employment types broken down into 70% Full Time, 26% Part Time, and 4% Contract. Highlights an 86% Physical, 2% Hybrid, and 12% Remote job distribution, with an average salary of $124,008 per year, or $59.6 per hour.

Application Developer

Chantilly, VA • On-site

ManTech International
IT Services • 5 - 10K employees
Learn more about ManTech Internationalexternal

$114K - $190K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 18 days ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

48th of 247 rated software companies

Job description

General information
Requisition #
R67992
Locations
USA-VA-Chantilly
Posting Date
05/21/2026
Security Clearance Required
TS/SCI w/ Poly
Remote Type
Onsite
Time Type
Full time
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

The projected compensation range for this position is $114,600.00-$190,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
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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