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Senior Java Developer C2C Jobs in Washington, DC

Leidos

Sr. Java Developer

Bethesda, MD · 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

Sr. Java Developer

Bethesda, MD · 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 ...

Bloomforth Corp

Sr. Java Developer

Lorton, VA · On-site

$58 - $73.75/hr

Company Description This position is for one of our Clients, located in Lorton, VA is seeking a Senior Java software engineer with minimum 7 years experience with hands on Java experience with proven ...

Fairygodboss

Sr. Java Developer

Bethesda, MD · On-site

$125 - $150/hr

Leidos has a new and exciting opportunity for a Sr. Java Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security ...

TechWish

Senior Java Developer

Sterling, VA · On-site

$57 - $72.50/hr

TechWish is seeking a Senior Java Developer to design and develop software applications using Twelve-Factor App methodology. The role involves developing innovative UI designs, implementing ...

Futrend Technology

Sr Java Developer

Bethesda, MD · On-site

$150 - $200/hr

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 ...

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 · On-site

$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

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

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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All JobsJava Developer C2C JobsSenior Java Developer C2C JobsSenior Java Developer C2C Jobs in Washington, DC

Senior Java Developer C2C information

See Washington, DC salary details

$12

$71

$97

How much do senior java developer c2c jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for senior java developer c2c in Washington, DC is $71.16, according to ZipRecruiter salary data. Most workers in this role earn between $62.36 and $79.52 per hour, depending on experience, location, and employer.

What is a senior Java developer C2C?

A Senior Java Developer C2C is an experienced software engineer who specializes in Java programming and works on a 'Corp-to-Corp' (C2C) basis. This means the developer provides services through their own corporation or business entity, rather than as a direct employee or independent contractor. Senior Java Developers are responsible for designing, developing, and maintaining complex Java applications, leading projects, and mentoring junior developers. C2C arrangements are common in IT contracting, particularly in the United States, and typically require the developer to handle their own business taxes and legal compliance.

What are the key skills and qualifications needed to thrive as a senior Java developer C2C?

To thrive as a Senior Java Developer (C2C), you need expert-level proficiency in Java, object-oriented programming, system architecture, and a solid foundation in computer science, usually supported by a bachelor’s degree or higher. Familiarity with frameworks like Spring, Hibernate, RESTful APIs, version control systems such as Git, and build tools like Maven or Gradle, along with experience in Agile methodologies, is typically required. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills and qualities are crucial for delivering robust, scalable software solutions and ensuring project success in dynamic environments.

What are some common challenges senior Java developers face when working on C2C (Corp-to-Corp) contracts?

Senior Java Developers working on C2C contracts often encounter challenges such as quickly adapting to new project environments, understanding diverse client requirements, and integrating with teams that may have established workflows or legacy systems. Additionally, they need to manage their own business operations, including invoicing and compliance, while maintaining high productivity and technical standards. Effective communication and self-management are essential, as C2C roles may offer less direct supervision compared to traditional employment.

What is the difference between Senior Java Developer C2C vs Java Software Engineer?

AspectSenior Java Developer C2CJava Software Engineer
CredentialsJava certifications, experience in Java SE/EEJava certifications, similar experience
Work EnvironmentContract-based, client-site or remote, project-focusedFull-time, in-house or remote, development team
Industry UsageFreelance/contract roles across industriesPermanent roles in tech companies or enterprises
Search IntentContract Java roles, freelance Java jobsFull-time Java developer positions

While both roles require Java expertise and similar certifications, Senior Java Developer C2C typically involves contract-based, project-specific work often on a freelance basis. Java Software Engineer usually refers to full-time, in-house roles within organizations. The choice depends on whether you're seeking flexible contract work or a permanent position.

What are the most commonly searched types of Java Developer C2C jobs in Washington, DC?

The most popular types of Java Developer C2C jobs in Washington, DC are:

What are popular job titles related to Senior Java Developer C2C jobs in Washington, DC?

For Senior Java Developer C2C jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Senior Java Developer C2C jobs in Washington, DC look for?

The top searched job categories for Senior Java Developer C2C jobs in Washington, DC are:

Senior Java Developer C2C jobs near you

Sr. Java Developer

Leidos

Bethesda, MD • On-site

$107K - $195K/yr

Full-time

Retirement, PTO

Re-posted 13 days ago

Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 153 frontline employees who took The Breakroom Quiz

81st of 500 rated business services

Job description

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 Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!
Job Summary
A Java developer on this program provides Agile development and operations and maintenance for mission critical systems. Based in DevOps framework, this role participates in major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, design, coding and unit testing.
Primary Responsibilities:
  • Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs.
  • Participate in software programming initiatives and code reviews.
  • Develops software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies
  • Develop, prototype and deploy solutions within a cloud-based platform leveraging platform services.
  • Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases
  • Document and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash)
  • Apply and identify software development best practices and standard operating procedures creating innovative solutions to meet the technical needs of customers.

Basic Qualifications:
  • Familiarity with common Agile practices, service-orientated environments, and development practices
  • Familiarity with Java based design patterns and implementing RESTful APIs.
  • Familiarity with integrating with and delivering within DevOps toolsets/practices
  • Familiarity with development in Commercial Cloud Platforms (ex, AWS, Google Cloud, Azure) and leveraging cloud data services (ex: S3, RDS, EFS)
  • Familiarity with using version control systems and issue/problem tracking systems
  • Bachelor's degree with 8 or more years of prior relevant experience or Master's degree with 6 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree.
  • To be considered must have an active TS/SCI with polygraph security clearance

Preferred Qualifications:
  • Familiarity with the Spring Framework, microservices architecture and integrating with relational and NoSQL databases.
  • Direct experience utilizing software testing performance tools, such as Junit and scripting languages, such as Python, and Bash while working in an Agile development environment
  • Experience with SAFe development practices

#CABARESTON
#ASBA
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:
January 21, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $107,900.00 - $195,050.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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