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Contract Senior Java Developer Jobs in Rockville, MD

Sr Java Developer

Washington, DC ยท 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 ...

Senior Java Developer

Washington, DC ยท On-site

$64.75 - $82.75/hr

Synthesis Systems is looking for a Senior Java Developer for a contract in Dulles, Virginia. Requirements: As a member of the Applications Solution Delivery (ASD) Team you are responsible for the ...

Sr. Java Developer

Bethesda, MD ยท On-site

$61 - $78/hr

Leidos has an exciting opportunity for a Sr. Java Developer in their Intel Security Sector's Analysis Solutions Business Area. This role involves Agile development and operations for mission critical ...

Sr. Java Developer

Bethesda, MD ยท On-site

$107K - $195K/yr

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 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 ...

Senior Java Developer

Washington, DC ยท On-site

$64.75 - $82.75/hr

Synthesis Systems is looking for a Senior Java Developer for a contract in Dulles, Virginia. Requirements: As a member of the Applications Solution Delivery (ASD) Team you are responsible for the ...

T-Rex Solutions is looking to select a Senior Java Developer to support our Internal Revenue Service (IRS) EDOS program. The overall mission of this program is to modernize the IRS legacy Tax ...

Showing results 41-60

Contract Senior Java Developer information

See Rockville, MD salary details

$11

$64

$87

How much do contract senior java developer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for contract senior java developer in Rockville, MD is $64.04, according to ZipRecruiter salary data. Most workers in this role earn between $56.11 and $71.54 per hour, depending on experience, location, and employer.

What is the difference between Contract Senior Java Developer vs Contract Java Developer?

AspectContract Senior Java DeveloperContract Java Developer
Required CredentialsJava certifications, experience in complex projectsJava certifications, basic to intermediate experience
Work EnvironmentLarge enterprise, complex systemsStartups, small to medium projects
Employer & Industry UsageFinancial, healthcare, tech firmsTech startups, software agencies
Search & Comparison IntentSeeking experienced Java roles, seniority levelEntry to mid-level Java roles

The main difference between a Contract Senior Java Developer and a Contract Java Developer lies in experience, project complexity, and industry usage. Senior developers typically handle complex systems and require advanced certifications, while Java Developers may work on simpler projects with less experience. Both roles are in demand across various industries, but the senior position emphasizes leadership and technical expertise.

What is a contract senior Java developer?

A Contract Senior Java Developer is an experienced software engineer who specializes in Java programming and works on a contract basis rather than as a permanent employee. They are typically responsible for designing, developing, and maintaining complex Java applications, often leading technical teams and ensuring code quality. Their contract status means they are hired for specific projects or time frames, providing flexibility to both the developer and the employer. Senior Java Developers usually have several years of experience and a deep understanding of Java frameworks, best practices, and software architecture.

What are some common challenges faced by contract senior Java developers when joining new projects?

Contract Senior Java Developers often encounter challenges such as quickly adapting to unfamiliar codebases, integrating with established development teams, and understanding unique business requirements. Since contracts are typically time-limited, there is pressure to deliver results efficiently while maintaining high code quality. Building rapport with permanent staff and navigating different development processes or toolchains are also common hurdles, but strong communication skills and adaptability can help overcome these challenges.

What are the key skills and qualifications needed to thrive as a contract senior Java developer, and why are they important?

To thrive as a Contract Senior Java Developer, you need advanced proficiency in Java programming, object-oriented design, and experience with frameworks like Spring or Hibernate, typically backed by a bachelor's degree in computer science or related field. Familiarity with version control systems (such as Git), CI/CD pipelines, and cloud platforms like AWS or Azure is often required, along with relevant Java certifications. Strong problem-solving, communication, and time management skills help you effectively collaborate with distributed teams and deliver quality code on tight deadlines. These skills and qualities are crucial for building robust applications, adapting to evolving project requirements, and excelling in fast-paced contract environments.
What are popular job titles related to Contract Senior Java Developer jobs in Rockville, MD? For Contract Senior Java Developer jobs in Rockville, MD, the most frequently searched job titles are:
What job categories do people searching Contract Senior Java Developer jobs in Rockville, MD look for? The top searched job categories for Contract Senior Java Developer jobs in Rockville, MD are:

Sr Java Developer / SME with 16 Years Exp MUST

CSZNet, Inc

Washington, DC โ€ข On-site

$64.75 - $82.75/hr

Other

Posted 13 days ago


Job description

Must be local to DMV Area

OCTO - Sr Java Developer (807438)

Work Location : 200 I St, SE Washington, DC 20003 - Onsite

Description:

The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background using Spring Technologies framework, design, and architectural styles /APIโ€™s (REST/RPC) and Agile methodologies for the development of application programs. 

Office of the Chief Technology Officer (OCTO) will be modernizing the District of Columbia Department of Motor Vehicles Enterprise Application Destiny project to leverage new digital technologies such as cloud computing, data analytics, artificial intelligence and mobile that are required to create modern experience for customers and partners of DC DMV. Modernizing the DMV Enterprise Application Destiny helps DCDMV improve their services to citizens, enhance government operations while strengthening the overall data security. To address these challenges, the OCTO-DMV team is looking to hire highly skilled individuals to rapidly connect DMV Enterprise Destiny Application with modern technology while minimizing disruption to the existing systems.

Role Description:

The role will require you to design, develop and test using JAVA technologies which will facilitate application development and implementation from development to QA to production. You will work to gain an understanding of the current system infrastructure, security needs, network considerations, and methodologies.

In this role, you will primarily focus on JAVA programming and supporting the ecosystem for the organization.

Responsibilities:

The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EEbackground using Spring Technologies framework, design, and architectural styles /APIโ€™s (REST/RPC) and Agile methodologies for the development of application programs. The Senior Developer will be writing clean, scalable code using JAVA programming languages, refactor and debug code, improve existing software, test, and deploy applications and systems. The resource will be required to develop documentation throughout the lifecycle of the development process and provide technical support to the team.

ยทEnsure that the technologies are updated with current, stable, and compliant architecture and applications that meet enterprise standards.

ยทCollaborate with internal teams to produce software design and architecture

ยทDevelop, Test and Deploy applications and systems

ยทRevise, update, refactor and debug code

ยทImprove existing JAVA applications and systems

ยทProactively monitors and reports performance utilization of assigned technologies.

ยทTroubleshoot software and/or hardware issues/failures.

ยทManage problems or escalated tickets and tasks and out-of-cycle requests from systems/software owners.

ยทDetermine the best course of action for meeting business needs and provide consultative expertise to customers on how to best use systems.

ยทProactively monitors and identifies broader, more complex issues across multiple, integrated, connecting technologies and communicate as appropriate.

ยทProvides technical knowledge and support to District agencies, personnel, and additional stakeholders

ยท Performs other related duties as assigned

ยทMay coordinate activities of application developers.

ยทAble to identify best practices and standards for the use of the product.

ยทDelivers support and design for industry specific applications that require integration with statewide systems or applications

ยทInteracts with executive level business users or technical experts

ยทMay function as a niche technical SME (Subject Matter Expert)

Minimum Education/Certification Requirements:

Bachelorโ€™s degree in Information Technology or related field or equivalent experience
---------------------------------------------
CONTRACT JOB DESCRIPTION
Responsibilities:
1. Demonstrates expertise in conveying technical and functional concepts for a specific technical specialty.
2. Identifies improvements to project standards to achieve high quality services/products. This is a professional position which may require subject matter expertise consistent with demanding and rare technological skills.
3. May require coordination of programming activities being conducted by the application development team.
4. Confers with other business and technical personnel to resolve problems of intent, inaccuracy, or feasibility of computer processing and project design.
5. Works with necessary personnel to determine if modifications are necessary with interested personnel to determine necessity for modifications or enhancements.
6. Leverages excellent written and verbal communication skills to develop new business process and programming solutions as directed by business and technical stakeholders.
7. May coordinate activities of application developers.
8. Able to identify best practices and standards for the use of the product.
9. Proven track record of hands-on technical design and code work within large complex systems.
10. Proven hands-on technical work with a variety of technologies.
11. Demonstrated technical expertise integrating a variety of diverse technical environments and cross-platform technologies.
12. Delivers support and design for industry specific applications that require integration with statewide systems or applications.
13. Interacts with executive level business users or technical experts.
14. Advanced experience in the required technical subject matter.
15. May function as a niche technical SME (Subject Matter Expert).
16. Has proven experience across large and complex implementations and systems.
Minimum Education/Certification Requirements:
Bachelorโ€™s degree in IT or related field or equivalent experience

Required/Desired Skills

Skill

Required /Desired

Amount

Consultant

Experience

Experience with core JAVA development with strong back-end development

Required

10

JAVA โ€“ Annotations, Generics, Reflection, Inheritance, OO Design, NIO, Bean Validation

Required

5

Spring Boot Application Development Experience

Required

3

Spring โ€“ Java Config, Dependency Injection, Autowiring Concepts

Required

3

Spring Integration Development Experience

Required

3

Spring Web Services Development Experience

Required

3

16+ yrs. preparing complex technical documentation

Required

3

Synchronous and Asynchronous programming experience โ€“ Callbacks, Future, Timeout and Error Handling

Required

3

Experience with MAVEN Project Build experience

Required

3

Experience with GIT version control repository

Required

3

Experience with Tomcat/Jetty/undertow Application Servers

Required

3

Experience with LINUX working environment

Required

3

Experience with JIRA Issue tracker

Required

0

16+ yrs. conveying technical and functional concepts for a specific technical specialty

Required

16

16+ yrs. preparing complex technical documentation

Required

16

Bachelorโ€™s degree in IT or related field or equivalent experience

Required

0

RedHat Openshift Container-based application development and deployment experience

Desired

1

Working with mainframe CICS containers and channels using JCA connectors

Desired

1

Knowledge of Continuous Integration and Continuous Development practice

Desired

1

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