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Custom Software Developer Jobs (NOW HIRING)

Gromelski & Associates

Software Developer

Manassas, VA · On-site

Develops, implements, and test custom software program applications. The candidate will be an ... Software Developer Duties May Include: • Technical engagements and presentations with technical ...

Nwis

Junior Software Developer

Annapolis Junction, MD

$73K - $95K/yr

Junior Software Developer Position Description At Nightwing CODEX, a software developer designs and implements custom software tools and techniques. Most of the work is developed in Python, C++ and ...

Nightwing

Junior Software Developer

Annapolis, MD · On-site

$66K - $86K/yr

Junior Software Developer Position Description At Nightwing CODEX, a software developer designs and implements custom software tools and techniques. Most of the work is developed in Python, C++ and ...

Gromelski and Associates, Inc.

Be Seen First

Software Developer

Fairfax, VA · On-site

$100K - $130K/yr

Develops, implements, and test custom software program applications. The candidate will be an ... Software Developer Duties May Include: · Technical engagements and presentations with technical ...

Nwis

Software Developer

Annapolis Junction, MD

$64K - $128K/yr

Position Description At Nightwing CODEX, a software developer designs and implements custom software tools and techniques. Most of the work is developed in Python, C++ and Java. The intended ...

Gromelski & Associates

Software Developer

Manassas, VA · On-site

Develops, implements, and test custom software program applications. The candidate will be an ... Software Developer Duties May Include: • Technical engagements and presentations with technical ...

Nightwing

Software Developer

Annapolis, MD · On-site

$64K - $128K/yr

Position Description At Nightwing CODEX, a software developer designs and implements custom software tools and techniques. Most of the work is developed in Python, C++ and Java. The intended ...

Nightwing

Software Developer

Annapolis, MD · On-site

$64K - $128K/yr

Position Description At Nightwing CODEX, a software developer designs and implements custom software tools and techniques. Most of the work is developed in Python, C++ and Java. The intended ...

Gromelski & Associates

C++ Software Developer

Manassas, VA · On-site

$100K - $140K/yr

Develop custom C++ software code, debugs, troubleshoots, and resolves software and hardware compatibility and operability issues * Use data structures, software engineering, OOD, C++ programing ...

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Custom Software Developer information

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$48K

$111.8K

$166K

How much do custom software developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for custom software developer in the United States is $111,845.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $130,000.00 per year, depending on experience, location, and employer.

What is a custom software developer?

A custom software developer is a professional who designs, builds, and maintains software applications tailored to meet the specific needs of a business or client. Unlike off-the-shelf software, custom solutions are developed from scratch or modified extensively to address unique requirements, workflows, or challenges. Custom software developers work closely with stakeholders to understand their goals and create scalable, efficient, and secure software products that provide a competitive advantage. Their work often involves coding, testing, deployment, and ongoing support.

What are the typical collaboration processes for a custom software developer within a project team?

Custom Software Developers often work closely with project managers, UI/UX designers, and quality assurance specialists throughout the software development lifecycle. Collaboration usually involves participating in regular stand-up meetings, code reviews, and design discussions to ensure that the product aligns with client requirements and technical standards. Effective communication and adaptability are key, as developers must often clarify specifications, resolve issues, and integrate feedback from both technical and non-technical team members. This collaborative environment not only supports project success but also provides opportunities to learn from other disciplines and grow professionally.

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

To thrive as a Custom Software Developer, you need strong programming skills in languages such as Java, Python, or C#, a solid understanding of software development methodologies, and usually a degree in computer science or a related field. Familiarity with version control systems (like Git), integrated development environments (IDEs), and frameworks relevant to client projects is essential, and certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are often valued. Problem-solving ability, effective communication, and teamwork are crucial soft skills for collaborating with clients and cross-functional teams. These skills ensure the delivery of tailored, high-quality software solutions that meet client needs and adapt to rapidly changing technology landscapes.
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Custom Software Developer jobs near you
Infographic showing various Custom Software Developer job openings in the United States as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $111,845 per year, or $53.8 per hour.

Software Developer

Gromelski & Associates

Manassas, VA • On-site

Full-time

Re-posted 18 days ago

Job description

Software Developer
Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas include Engineering Design and Documentation; Software Development and Testing; System Integration, Testing and Evaluation; Lab Management and Field Installation; Integrated Logistics Support, Training Development and Delivery, Multimedia Support, and Technical System Support.
Software Developer Job Description:
We are looking for an energetic, forwarding thinking computer program engineer to support the architecture, development and testing of a next generation system. This system includes concepts such as secure High Availability (HA) cloud-based storage and orchestration solutions, advanced networking solutions, edge devices, and system management. Develops, implements, and test custom software program applications. The candidate will be an experienced and energetic problem solver with attention to detail, interest in process improvement, and great communication skills. You should be a self-starter, quick-learner, and motivated SW engineer who can work in a fast-paced environment.
Software Developer Duties May Include:
• Technical engagements and presentations with technical leads.
• Working with a small to medium-sized agile team.
• Prototyping a web-based Linux system that supports a variety of application footprints.
• Rapid evaluation of technology viability to technical leads.
• Some integration of software.
Software Developer Required Tasks:
• Kubernetes Experience.
• Linux experience (Red Hat Preferred).
• Experience developing scripts using Bash.
• Ansible Experience.
• Experience in software development, integration, troubleshooting using Python.
• Proficient in functional or object-oriented programming.
• Fast learner who can quickly pickup new technologies.
• Experience with Containerization/Virtualization.
Software Developer Desirable Skills:
• Experience with Test/Automated Test
• Experience with Kubernetes and/or general networking skills.
• Familiarity with networking and/or storage in Linux environment
• Basic experience with zero trust cyber principles.
• Software Defined storage experience.
• Basic understanding of Agile Full software life-cycle development.
Software Developer Additional Requirements:
• Bachelor's degree in Computer Science, Computer Programming, Software Engineering, Computer Engineering, Electrical Engineering or and at least 3 years of related experience. A combination of education and experience will be considered.
• Must be able to obtain and maintain a DoD Secret level clearance which means you must be a U.S. Citizen.
• Effective oral and written communication skills.
• Strong communication and interpersonal skills.
• Willingness to work overtime and off shift when dictated to support business needs.
• Task driven with ability to work independently.
• Experience working in an agile environment.
• Team player that takes ownership and develops relationships with the team members which fosters team success.
Job Location: Manassas, VA. (Relocation Assistance Available)
Benefits: We offer a competitive benefit package.
Click here Careers | GAI (e-gai.com) for more information
Job Type: Full-Time Employee, 40 hours/week
Salary Range: $100,000 - $130,000
Start Date: Negotiable
Gromelski and Associates is an equal opportunity employer and does not discriminate in employment on the basis of race, color, religion, sex, pregnancy, national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service or other non-merit factor.
If you have reached our website in search of an employment opportunity or to apply for a position, and you require an accommodation, please contact Sarah Gromelski via email at info@e-gai.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.

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