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Applications Developer Intern Jobs in Maryland (NOW HIRING)

Leidos has a new and exciting opportunity for a Software Developer Intern (starting in summer 2027 ... Creating new applications or updating existing applications based on user requirements.

Leidos has a new and exciting opportunity for a Software Developer Intern (starting in summer 2027 ... Creating new applications or updating existing applications based on user requirements.

Software Developer Intern

Gaithersburg, MD · On-site

$20.75 - $27.25/hr

Develop, Test andDebug programs, web applications and system interfaces in accordance withclient ... Programming withMicrosoft Technologies * API integration * DeviceIntegration * Web pagedevelopment

Software Developer Intern

Gaithersburg, MD · On-site

$20.75 - $27.25/hr

Develop, Test and Debug programs, web applications and system interfaces in accordance with client ... Programming with Microsoft Technologies \n * API integration \n * Device Integration \n * Web page ...

$19.50 - $25.75/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

$20 - $26.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Annapolis, MD · On-site

$19 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Hagerstown, MD

$18 - $23.50/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Adelphi, MD

$19.25 - $25.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

$20.75 - $27.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Frederick, MD

$19.25 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

$18.50 - $24.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

$18.50 - $24.50/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Gaithersburg, MD · On-site

$20.75 - $27.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Annapolis, MD

$19 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Bowie, MD · On-site

$18.75 - $24.50/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Baltimore, MD

$19.25 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Towson, MD

$18.50 - $24.25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

$19 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

Software QA Intern

Baltimore, MD

$19.25 - $25/hr

... software applications to identify and resolve any issues. Your work will directly impact the ... Collaborate with software developers to resolve issues * Conduct regression testing to ensure ...

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Showing results 1-20

Applications Developer Intern information

What are the key skills and qualifications needed to thrive as an applications developer intern, and why are they important?

To thrive as an Applications Developer Intern, you need a foundational understanding of programming languages (such as Java, Python, or C#), software development principles, and current enrollment in a computer science or related degree program. Familiarity with development environments (like Visual Studio or Eclipse), version control systems (such as Git), and basic database management is typically expected. Strong problem-solving skills, attention to detail, and effective communication help interns contribute to team projects and quickly learn new concepts. These skills and qualities are crucial for efficiently building, testing, and maintaining software while collaborating within a professional development team.

What does an applications developer intern do?

An Applications Developer Intern assists in designing, coding, testing, and maintaining software applications under the supervision of experienced developers. They typically work on specific tasks within a larger project, such as debugging code, writing small modules, or helping to improve user interfaces. Interns also learn about software development processes, tools, and methodologies, gaining valuable hands-on experience. This role is ideal for students or recent graduates looking to build practical skills and prepare for a career in software development.

How does an applications developer intern typically collaborate with other team members during a project?

As an Applications Developer Intern, you'll frequently collaborate with software engineers, quality assurance testers, and project managers. You'll participate in regular team meetings, contribute code reviews, and work closely with mentors who guide you through best practices. Communication is key, as you'll need to seek feedback, clarify requirements, and integrate your work with others’ contributions. This collaborative environment not only helps you learn quickly but also ensures the team's projects meet quality and timeline expectations.
What are the most commonly searched types of Applications Developer jobs in Maryland? The most popular types of Applications Developer jobs in Maryland are:
What cities in Maryland are hiring for Applications Developer Intern jobs? Cities in Maryland with the most Applications Developer Intern job openings:
Infographic showing various Applications Developer Intern job openings in Maryland as of August 2026, with employment types broken down into 1% Internship, 77% Full Time, 17% Part Time, 1% Temporary, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution.

Software Developer Intern

Leidos

Annapolis Junction, MD • On-site

$48K - $86K/yr

Full-time

Posted 7 days ago


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 151 frontline employees who took The Breakroom Quiz

75th of 481 rated business services


Job description

Job Description

Leidos has a new and exciting opportunity for a Software Developer Intern (starting in summer 2027) in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Join us and make a difference in National Security!

The selected individual(s) will perform software development activities on a large, complex program using agile development. The program uses Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools. Program execution follows DEVOPS best practices and employs robust development, test, and production environments. The program provides system engineering, development, test, integration, and operational support to a large, fast-paced program, and is infusing new technology and adding advanced capabilities while continuing to support an on-going mission and operational system. The responsibilities for this position may include any aspect of the software development lifecycle that would be expected on a large, complex program. The selected individuals will work full time during their Summer break from college and potentially part time during the school year.

Primary Responsibilities

Responsibilities include completing software development tasks individually and/or as a member of an agile team. The selected individuals will use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques, and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. The selected candidates will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration by creating common functions and shared actions for developers and testers. Tasking may include one or more of the following:

  • Participating in peer code reviews to improve the quality of code written by other team members.

  • Creating new applications or updating existing applications based on user requirements.

  • Communicating with team members about project status and issues that arise.

  • Creating prototypes of new technologies and features for potential incorporation into future products.

  • Debugging computer code to fix errors and improve performance.

  • Testing software for bugs or other issues that may affect functionality or the user experience.

  • Reviewing documentation about new technology releases or product updates to ensure understanding of how the new system works.

  • Conducting research on new technologies and techniques to identify opportunities for improvement.

  • Analyzing data to identify trends and formulate solutions.

Basic Qualifications

  • Currently enrolled in a Bachelor's degree program in Computer Science, Engineering, or related field, going into the Junior or Senior level.

  • Experience with at least one major programming language (e.g., Java, C++, Python).

  • Excellent problem solving and debugging skills.

  • Ability to work independently and as part of a team.

  • Strong written and verbal communication skills.

  • US Citizenship required.

  • Ability to obtain a TS/SCI with Polygraph clearance before start date. investigation requires, but is not limited to, an in-person interview in Maryland at intern's own expense.

  • Ability to maintain a TS/SCI with Polygraph clearance after start date.

Preferred Qualifications

  • Java coding experience.

  • Strong understanding of object-oriented programming concepts.

  • Experience with multiple programming languages.

  • Experience with software development tools (e.g., Eclipse, Visual Studio, Git).

  • Experience with databases (e.g., MySQL, Oracle, MongoDB).

  • Experience with web development technologies (e.g., HTML, CSS, JavaScript, PHP).

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:July 29, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $48,100.00 - $86,950.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.


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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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