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Senior Java Developer Jobs in Ellicott City, MD (NOW HIRING)

RPMGlobal

Senior Java Developer

Washington, DC · On-site

$130 - $170/hr

Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java application ...

USM

Sr Java Developer

Washington, DC · On-site

$64.75 - $82.75/hr

Position title: Sr Java Developer Location: Washington, DC (Need Local Only) Duration: 6 Months + Must have: Healthcare Industry, AIX, DB2 Exp. Qualifications Required Skills: Demonstrated experience ...

Leidos

Sr. Java Developer

Bethesda, MD · On-site

$107K - $195K/yr

  • Retirement

  • PTO

Leidos has an exciting opportunity for a Sr. Java Developer in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer ...

Leidos

Sr. Java Developer

Bethesda, MD · On-site

$107K - $195K/yr

  • Retirement

  • PTO

Leidos has an exciting opportunity for a Sr. Java Developer in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer ...

Integrated Resources INC

Sr Java Developer

Mclean, VA · On-site

$57.75 - $73.75/hr

Information Technology (IT), Clinical Research, Rehabilitation Therapy and Nursing. Sr Level Java Developer Local to McLean, VA Duration: 4 Months At least 8 to 10 years experience as an application ...

Futrend Technology, Inc.

Sr Java Developer

Bethesda, MD

$90K - $120K/yr

Senior Full-Stack Developer Location: Bethesda, MD and Remote About Futrend Futrend Technology, Inc ... Lead the technical transition of legacy Spring MVC/Hibernate applications (JDK 7) to modern Java 21 ...

Base-2 Solutions, LLC

Senior Java Developer

Washington, DC · On-site

$64.75 - $82.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

Base-2 Solutions, LLC

Senior Java Developer

Annapolis, MD · On-site

$56.75 - $72.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

Base-2 Solutions, LLC

Senior Java Developer

Annapolis, MD · On-site

$56.75 - $72.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

Base-2 Solutions, LLC

Senior Java Developer

Washington, DC · On-site

$64.75 - $82.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

USM

Urgent Need Senior Java Developer

Washington, DC

$64.75 - $82.75/hr

Senior Java developer Location: Washington, DC (LOCALS Only) Duration: 6 Months+ The Service Benefit Plan Administrative Service Corporation (SBPASC) needs 1 (one) Senior Java Developer contractor.

Base-2 Solutions, LLC

Senior Java Developer

Reston, VA · On-site

$59.50 - $76/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

Base-2 Solutions, LLC

Senior Java Developer

Reston, VA · On-site

$59.50 - $76/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Yes Position Summary Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java ...

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Showing results 21-40

All JobsJava Developer JobsSenior Java Developer JobsSenior Java Developer Jobs in Ellicott City, MD

Senior Java Developer information

See Ellicott City, MD salary details

$11

$62

$85

How much do senior java developer jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for senior java developer in Ellicott City, MD is $62.60, according to ZipRecruiter salary data. Most workers in this role earn between $54.86 and $69.95 per hour, depending on experience, location, and employer.

What is a senior Java developer?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.

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

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What are some common challenges senior Java developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

What is the difference between Senior Java Developer vs Java Software Engineer?

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are the most commonly searched types of Java Developer jobs in Ellicott City, MD?

The most popular types of Java Developer jobs in Ellicott City, MD are:

What are popular job titles related to Senior Java Developer jobs in Ellicott City, MD?

For Senior Java Developer jobs in Ellicott City, MD, the most frequently searched job titles are:

What job categories do people searching Senior Java Developer jobs in Ellicott City, MD look for?

The top searched job categories for Senior Java Developer jobs in Ellicott City, MD are:

What cities near Ellicott City, MD are hiring for Senior Java Developer jobs?

Cities near Ellicott City, MD with the most Senior Java Developer job openings:

Senior Java Developer jobs near you
Infographic showing various Senior Java Developer job openings in Ellicott City, MD as of August 2026, with employment types broken down into 78% Full Time, 8% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $130,204 per year, or $62.6 per hour.

Senior Java Developer

RPMGlobal

Washington, DC • On-site

$130 - $170/hr

Other

Posted 5 days ago

Job description

Position Summary

Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java application development and a proven track record of upgrading complex software infrastructures in secure, regulated environments. The role involves planning and executing upgrades across the technology stack, including Apache Solr with ZooKeeper, Apache Tomcat, Apache Directory Studio, and Java/Python components running on Windows-based VMware infrastructure. Strong knowledge of Oracle 19c database integration, SAP Business Intelligence reporting frameworks, secure coding practices, and upgrading and migrating Solr index data is essential. Experience with PrimeFaces UI framework is a plus. The candidate will collaborate with cross-functional teams including security, infrastructure, and business stakeholders to ensure seamless upgrades with minimal operational disruption.


Essential Duties and Responsibilities

  • Plan and execute technology stack upgrades for enterprise Java applications in secure government environments.

  • Develop and maintain Java/Python components on Windows-based VMware infrastructure.

  • Modernize legacy application code to current standards and best practices.

  • Implement secure coding practices in compliance with government security requirements.

  • Upgrade Apache Solr clusters with ZooKeeper coordination.

  • Migrate and optimize Solr index data during version upgrades.

  • Manage Apache Tomcat application server configurations and deployments.

  • Integrate applications with Oracle 19c database systems.

  • Work with Apache Directory Studio for directory services integration.

  • Support SAP Business Intelligence reporting framework integrations.

  • Collaborate with security, infrastructure, and business stakeholder teams.

  • Ensure minimal operational disruption during system upgrades.

  • Document technical designs, upgrade procedures, and system configurations.

  • Participate in code reviews and knowledge-sharing sessions.


Required Qualifications

  • Expertise in enterprise Java application development on Windows-based VMware infrastructure.

  • Expertise with Python.

  • Expertise with Apache Solr with ZooKeeper (including upgrading and migrating Solr index data).

  • Experience with Apache Tomcat, Apache Directory Studio.

  • Experience with Oracle 19c/relational database integration.

  • Experience with SAP Business Intelligence reporting frameworks.

  • Experience with secure coding practices for government compliance.


Preferred Qualifications

  • Experience with PrimeFaces UI framework.


Required Education and Experience Equivalency

  • Bachelor's degree with 9 years of experience.

  • Master's degree with 7 years of experience.

  • No degree with 13+.


Required Certifications

  • None specified.


Required Security Clearance

  • Active Top Secret/SCI with CI Polygraph

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