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Senior Applications Developer Jobs in Poolesville, MD

Applications Developer Senior

Herndon, VA · On-site

$98K - $135K/yr

F&A Technologies LLC (F&A) is seeking a Full Stack DevOps Applications Developer to support applications development and operations and maintenance of a variety of systems and initiatives focused on ...

This individual works alongside supporting team members, partners/vendors, as well as Senior ... The job duties of the Applications Developer are as follows: * This position requires office ...

This individual works alongside supporting team members, partners/vendors, as well as Senior ... The job duties of the Applications Developer are as follows: * This position requires office ...

The Senior Portal Applications Developer is responsible for developing portal applications. The position will require working closely with business requirements and design analysts to implement ...

Currently seeking a Senior Full Stack Web Application Developer in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications ...

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Showing results 1-20

Senior Applications Developer information

See Poolesville, MD salary details

$53.7K

$114.3K

$158.6K

How much do senior applications developer jobs pay per year?

As of Jun 15, 2026, the average yearly pay for senior applications developer in Poolesville, MD is $114,277.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,500.00 and $131,300.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Applications Developer, and why are they important?

A Senior Applications Developer needs advanced programming skills, strong problem-solving abilities, and typically a bachelor's degree in computer science or a related field. Expertise in languages like Java, C#, or Python, along with experience using frameworks, version control systems like Git, and cloud platforms such as AWS or Azure, is crucial. Excellent communication, leadership, and project management skills help in mentoring junior developers and collaborating with cross-functional teams. These skills ensure robust, scalable solutions are delivered efficiently while fostering innovation and team productivity.

How much do senior application developers make in the US?

Senior applications developers in the US typically earn between $100,000 and $140,000 annually, depending on experience, location, and industry. They often have expertise in programming languages like Java, C#, or Python, and may hold certifications or advanced degrees that influence salary levels.

What jobs in the US pay 300,000 a year?

Senior Applications Developers with extensive experience, specialized skills in programming languages, and knowledge of cloud platforms can reach or exceed a $300,000 annual salary, especially in high-demand industries or senior leadership roles. Such compensation often includes bonuses, stock options, or other incentives and typically requires advanced certifications and a strong professional track record.

What does a Senior Applications Developer do?

A Senior Applications Developer is responsible for designing, developing, and maintaining complex software applications. They often lead projects, collaborate with cross-functional teams, and ensure that applications meet both business requirements and technical standards. In addition to coding, they may mentor junior developers, review code for quality, and help implement best practices in software development. Their expertise allows them to troubleshoot complex issues and contribute to the strategic direction of software projects.

How does a Senior Applications Developer typically collaborate with other teams during a project?

Senior Applications Developers play a pivotal role in cross-functional collaboration. They often work closely with business analysts to refine requirements, partner with QA teams to ensure robust testing, and coordinate with DevOps or infrastructure specialists to streamline deployment. Regular communication with project managers and stakeholders is also common to keep projects aligned with business goals. This collaborative environment helps ensure that applications are both technically sound and aligned with user needs.

What does a senior application developer do?

A senior application developer designs, develops, tests, and maintains software applications, often leading projects and mentoring junior staff. They typically work with programming languages like Java, C#, or Python, and use development tools and frameworks to deliver scalable, efficient solutions. Strong problem-solving skills and experience with software lifecycle management are essential for this role.

Can I make 100k as a software developer?

Senior Applications Developers can often earn $100,000 or more annually, especially with experience, specialized skills, and working in high-demand industries or locations. Factors such as certifications, programming languages, and the company's size can influence salary levels.
What cities near Poolesville, MD are hiring for Senior Applications Developer jobs? Cities near Poolesville, MD with the most Senior Applications Developer job openings:
Infographic showing various Senior Applications Developer job openings in Poolesville, MD as of June 2026, with employment types broken down into 80% Full Time, 19% Part Time, and 1% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $114,277 per year, or $54.9 per hour.
Senior Applications Developer with Security Clearance

Senior Applications Developer with Security Clearance

Peraton

Germantown, MD

$97K - $133K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 2 days ago


Peraton rating

8.2

Company rating: 8.2 out of 10

Based on 53 frontline employees who took The Breakroom Quiz

46th of 204 rated it services


Job description

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we're keeping people around the world safe and secure. About The Role * Build, enhance, and maintain custom enterprise solutions in Jira, Java-based applications, and Azure .NET custom web applications
* Lead and execute the migration of Jira and Confluence from Data Center to Atlassian Cloud
* Apply software updates, patches, and security remediations to Jira, Confluence, and WebSphere environments
* Integrate Jira with external tools, systems, and workflows to support operational requirements
* Provide technical mentorship, guidance, and subject matter expertise to junior and mid-level developers on the team
* Modernize and re-platform applications written in legacy technologies to current, supported platforms
* Conduct requirements analysis and translate business needs into detailed technical specifications and design documentation
* Diagnose, troubleshoot, and resolve complex technical issues across existing application environments, including response to Cyber security alerts affecting IIS and web servers
* Produce clear, concise, and accurate technical documentation throughout all phases of the development lifecycle
* Communicate effectively with government clients, end users, and team members via video conference, telephone, and in-person meetings
* Coordinate and lead development activities across team members to ensure timely and high-quality delivery
Qualifications Required Qualifications Candidates must possess all of the following qualifications to be considered for this position. Education * Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a closely related field with 12 years experience. 16 years with a HS Diploma, 10 years with a Master's, 7 years with a PhDExperience * Experience designing, developing, testing, and maintaining custom Jira solutions, including Jira Application Administration
* Hands-on software development experience, with demonstrated proficiency in Java and JavaScript
* Experience working with relational databases, including SQL and SQL Managed Instance
* Experience with version control systems, development frameworks, and application development tooling
* 4-6+ years of advanced Azure developer experience, including Azure App Service, Azure SQL Managed Instance, and Azure DevOps
* 4-6+ years of experience with Atlassian Cloud, including hands-on experience migrating Jira and Confluence from Data Center to Atlassian CloudTechnical Skills * Proficiency in Java, .NET, HTML, JavaScript, CSS, C++, C#, SQL, Oracle BI, and PowerShell
* Experience with development tools including Eclipse, Atlassian Custom Developer Tools, Azure DevOps, and Visual Studio
* Demonstrated experience with IIS and web server administration, including troubleshooting based on Cyber security alerts
* Working knowledge of ServiceNow for ticket and incident management
* Experience with Microsoft Power Platform
* Strong proficiency in SQL Stored Procedures and relational database design
* Demonstrated ability to analyze existing application architectures across a variety of platforms and recommend improvements
* Experience with Agile Scrum methodologies, including use of Jira for sprint and backlog managementOther * Strong written and verbal communication skills, with the ability to produce professional technical documentation and engage effectively with government clients and stakeholders
* Demonstrated ability to work independently and lead development activities with minimal supervision
* US Citizen with the ability to obtain a DOE Clearance
Desired Qualifications The following qualifications are not required but will distinguish a strong candidate. * Experience supporting federal government IT environments, particularly within the Department of Energy or a similar civilian agency
* Familiarity with business analysis practices, including stakeholder engagement, process documentation, and requirements elicitation
* Experience with Oracle BI reporting and dashboard development
* Demonstrated experience leading application modernization initiatives, including re-platforming legacy systems to cloud-native or modern web architectures
* Experience with project management principles and the ability to coordinate multi-developer efforts across concurrent workstreams
* Familiarity with cybersecurity frameworks and secure software development practices applicable to federal environments
* Experience with WebSphere application server administration and maintenance
* Prior experience in a technical mentorship or team lead capacity within a managed services or government contracting environment
Details Target Salary Range: $135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits. Application Statements: The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. EEO:Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017