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Junior Software Developer Jobs in Gaithersburg, MD

Cornerstone Defense

Junior .NET Developer

Reston, VA · On-site

$69K - $90K/yr

The Junior Software Developer will plan, design, develop, and test new software by applying programming techniques and their knowledge of computer systems. The Junior Software Developer implements ...

Visionist, Inc.

Junior Software Engineer

Washington, DC · On-site

Visionist, Inc. is seeking Junior Software Engineers to join their team at the Naval Research Laboratory in Washington, DC. The role involves designing, developing, testing, and maintaining complex ...

Parsons

Junior Software Developer - TS/SCI

Herndon, VA

$68K - $89K/yr

Parsons Corporation is currently searching for a full-time Software Developer Junior position at our Herndon & Chantilly, VA locations. This will lead teams in the design, development, and ...

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Junior Software Developer information

See Gaithersburg, MD salary details

$25.9K

$96.1K

$148.6K

How much do junior software developer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for junior software developer in Gaithersburg, MD is $96,134.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,400.00 and $94,000.00 per year, depending on experience, location, and employer.

What are some typical challenges a junior software developer might face when starting out, and how can they overcome them?

Junior Software Developers often encounter challenges such as understanding large codebases, managing their time effectively between learning and delivering tasks, and adapting to new development tools or frameworks. To overcome these hurdles, it's helpful to actively seek guidance from more experienced team members, participate in code reviews, and make consistent use of documentation. Regular communication within the team and a willingness to ask questions can significantly speed up the learning process and help build confidence in your role.

What does a junior software developer do?

A junior software developer works on a development team writing and maintaining code for computer applications. As a junior software developer, your primary responsibilities are to learn the codebase, work on small bug fixes, and participate in paired programming with mid-level and senior developers. Junior software developers are entry-level positions, but as you gain experience and build up your programming skills, you will start to take on larger projects. Your job duties include attending and contributing to development team meetings, troubleshooting, patching computer code, and collaborating with other developers to create applications.

What are the key skills and qualifications needed to thrive as a junior software developer, and why are they important?

To thrive as a Junior Software Developer, you need proficiency in programming languages (such as Python, Java, or JavaScript), algorithms, and problem-solving, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, basic knowledge of databases, and experience with development frameworks are valuable technical assets. Strong communication, teamwork, and a willingness to learn help you adapt and contribute effectively in collaborative environments. These skills and qualities are essential for delivering reliable code, supporting team goals, and growing in a fast-evolving tech landscape.

What does a junior software developer do?

A Junior Software Developer is an entry-level professional who assists in designing, coding, testing, and maintaining software applications. They typically work under the supervision of more experienced developers and contribute to various stages of the software development lifecycle. Their responsibilities often include writing basic code, debugging, collaborating with team members, and learning new technologies to improve their skills. This role is a great starting point for individuals looking to build a career in software development.
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What are the most commonly searched types of Software Developer jobs in Gaithersburg, MD?

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For Junior Software Developer jobs in Gaithersburg, MD, the most frequently searched job titles are:

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Junior Software Developer jobs near you
Infographic showing various Junior Software Developer job openings in Gaithersburg, MD as of August 2026, with employment types broken down into 81% Full Time, 16% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $96,134 per year, or $46.2 per hour.

Junior Software Developer - TS/SCI

Parsons Corporation

Herndon, VA • On-site

$68K - $89K/yr

Full-time

Re-posted 16 days ago

Parsons rating

7.7

Company rating: 7.7 out of 10

Based on 46 frontline employees who took The Breakroom Quiz

261st of 447 rated engineering

Job description

Job Summary:
Parsons Corporation is seeking a Junior Software Developer to join their team in Herndon & Chantilly, VA. The role involves leading teams in the design, development, and maintenance of complex systems while collaborating with engineers and analysts to deliver innovative solutions that meet customer needs.
Responsibilities:
• Work closely with engineers, analysts, and other developers to brainstorm and implement creative solutions for customer needs.
• Share expertise in software development, signal processing, and data analytics to guide the team toward achieving program objectives.
• Take a leadership role in defining the technical direction of projects, ensuring that the team’s efforts align with customer requirements and mission goals.
• Mentor junior team members, providing guidance on best practices, coding standards, and problem-solving approaches.
• Contribute to the development of high-quality software solutions, leveraging programming languages like Python and C/C++ in a Linux environment.
• Collaborate with team members to test and refine code, ensuring reliability, scalability, and performance.
• Work with tools and frameworks such as AWS, Docker, Kubernetes, and machine learning libraries (e.g., PyTorch, TensorFlow) to enhance the team’s capabilities.
• Explore and implement advanced techniques in digital signal processing, geolocation, and high-performance computing.
• Participate in brainstorming sessions to identify innovative approaches and refine technical designs.
• Provide regular updates to team members and stakeholders, fostering transparency and collaboration.
• Help the team stay ahead of the curve by researching and integrating emerging technologies and methodologies.
• Ensure that the team’s work directly supports the warfighter by delivering functional, reliable, and impactful solutions.
• Take pride in seeing projects through from conception to deployment, knowing that your contributions make a tangible difference.
Qualifications:
Required:
• Bachelor’s or advanced degree in Electrical Engineering, Computer Science, Computer Engineering, or related discipline
• Minimum of 2 years of experience in software design/development, data structures, and algorithms
• TS/SCI is required
• Minimum of 1 years of experience in a Linux environment and software development
• Minimum of 1 years of Programming Languages: Python, C/C++
• Code management with Git or other common tools
• An active Top Secret SCI security clearance is required for this position
Preferred:
• Tools & Frameworks: X-Midas, Git, OpenCV, Amazon Web Services (AWS), Keras, Qt/PyQt, Android
• Digital Signal Processing (DSP) experience
• T/FDOA or other externals geolocation experience
• Machine learning framework experience (PyTorch, Tensorflow)
• Docker/containerization experience
• Experience with Kubernetes
• Gitlab CI/CD experience
• High Performance Computing: CUDA/GPU, Grid Systems, Parallel Processing, Threading
• An active TS/SCI w/polygraph is preferred
Company:
Parsons is an engineering, construction, technical and management services firm for national security and global infrastructure markets. Founded in 1944, the company is headquartered in Pasadena, USA, with a team of 10001+ employees. The company is currently Late Stage.

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