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Senior Application Developer Jobs in Maryland (NOW HIRING)

WSSC Water

Sr. Application Developer - ServiceNow

Laurel, MD · On-site

$53.50 - $73.50/hr

The Sr. Application Developer - ServiceNow is responsible for designing, developing, configuring, and maintaining applications and solutions on the ServiceNow platform to support the organization ...

The Solutions Group Llc

$194 - $249/hr

Application Developer / Reverse Engineer Make an Impact Where It Matters Most At Intelliforce, we build mission‑driven capabilities that move quickly from idea to operational use. In this role, you ...

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Neuralsolutions

Senior Application Developer

Columbia, MD · On-site

$204 - $247/hr

Software Engineer and Advanced Security Operations Reverse Engineer This role involves designing, developing, prototyping, modifying, and integrating solutions to provide mission-centric results in ...

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All JobsApplication Developer JobsSenior Application Developer JobsSenior Application Developer Jobs in Maryland

Senior Application Developer information

See Maryland salary details

$52.4K

$111.5K

$154.8K

How much do senior application developer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for senior application developer in Maryland is $111,520.00, according to ZipRecruiter salary data. Most workers in this role earn between $93,200.00 and $128,100.00 per year, depending on experience, location, and employer.

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

To thrive as a Senior Application Developer, you need advanced programming skills, a deep understanding of software development lifecycles, and typically a bachelor’s degree in computer science or related fields. Mastery of languages like Java, C#, or Python, experience with frameworks, databases, and familiarity with version control systems (such as Git) are essential, and certifications like AWS Certified Developer or Microsoft Certified: Azure Developer Associate can be advantageous. Strong problem-solving, leadership, and communication skills help you manage projects and mentor junior developers. These skills are crucial for delivering robust, scalable applications and ensuring effective collaboration within development teams.

What is the difference between Senior Application Developer vs Application Engineer?

AspectSenior Application DeveloperApplication Engineer
Required CredentialsBachelor's degree in CS or related field; 5+ years experience; programming certificationsBachelor's degree in CS or related field; 3+ years experience; technical certifications
Work EnvironmentDesigning, developing, and maintaining applications; leading projectsImplementing, testing, and supporting applications; collaborating with development teams
Employer & Industry UsageTech companies, finance, healthcare; senior roles in software developmentIT firms, manufacturing, telecom; technical support and implementation roles

While both roles involve application development, Senior Application Developers typically lead projects and have more experience, whereas Application Engineers focus on implementing and supporting applications within technical teams.

What are some typical challenges faced by senior application developers when leading development projects?

Senior Application Developers often encounter challenges such as balancing project deadlines with code quality, managing technical debt, and integrating new technologies into existing systems. They are typically responsible for mentoring junior developers, which requires strong communication and leadership skills. Additionally, they must collaborate closely with cross-functional teams, such as QA, UX/UI designers, and product managers, to ensure that project requirements are met while maintaining scalability and performance standards.

What is a senior application developer?

Senior Application Developers are experienced professionals who design, build, and maintain complex software applications. They lead development teams, make key architectural decisions, and ensure that software projects meet technical standards and business requirements. In addition to writing code, they often mentor junior developers, troubleshoot high-level issues, and collaborate with other departments to deliver robust solutions. Their expertise helps organizations create scalable and efficient applications tailored to business needs.
What are the most commonly searched types of Application Developer jobs in Maryland? The most popular types of Application Developer jobs in Maryland are:
What cities in Maryland are hiring for Senior Application Developer jobs? Cities in Maryland with the most Senior Application Developer job openings:
Senior Application Developer jobs near you
Infographic showing various Senior Application Developer job openings in Maryland as of August 2026, with employment types broken down into 76% Full Time, 18% Part Time, and 6% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,520 per year, or $53.6 per hour.

Senior Application Developer

Intelliforce-IT Solutions Group, LLC.

Annapolis Junction, MD • On-site

$98K - $134K/yr

Full-time

Re-posted 29 days ago

Job description

Job Summary:
Intelliforce-IT Solutions Group, LLC is a mission-driven company focused on developing capabilities for national security. The Senior Application Developer will work on creating security tools as both a software engineer and reverse engineer, collaborating with analysts and data scientists in a fast-paced environment to support client missions.
Responsibilities:
• Develop Python applications to automate analysis and operational workflows
• Reverse engineer network traffic and web applications
• Work with customers to collect requirements and ensure proper functionality
• Coordinate with software developers to incorporate new technologies and leverage shared libraries
• Manage dataflow and formatting to integrate into client systems
• Support rapid iteration and deployment of security tools in an agile environment
Qualifications:
Required:
• Top Secret Clearance with Full Scope Polygraph, must be active.
• Must be a U.S. Citizen.
• 12 years of relevant experience with a Bachelor’s degree.
• Or 10 years of relevant experience with a Master’s degree.
• Four additional years of relevant Software Engineering experience may be substituted for a bachelor’s degree.
• Familiarity with HTTP, HTML, JavaScript, and other common web traffic.
• Experience with Burp Suite, browser developer tools, or Wireshark to monitor network communications.
• Production-grade software development experience in Python.
• Service containerization and deployment with Docker or Kubernetes.
• Familiarity with Git or GitLab.
• Experience with Atlassian tools including Jira and Confluence.
Preferred:
• Experience prototyping web applications with JavaScript.
• Experience analyzing cybersecurity-related data sets such as network traffic and OS events.
• Knowledge of end-to-end SIGINT collection and analysis systems.
• Experience with production CNO capabilities and operations.
• Experience developing or reverse engineering mobile applications and communications.
• Ability to design and manage GitLab CI/CD automated builds.
Company:
Intelliforce-ITSG is a Woman-Owned Small Business in Ellicott City, Maryland, dedicated to delivering the highest quality secure solutions to our government customers in order to better protect our nation. Founded in 2011, the company is headquartered in Ellicott City, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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