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Senior Java Developer C2C Jobs in Greenville, SC

Sr. MES Systems Analyst

Spartanburg, SC · On-site

$92.60K - $154.40K/yr

... developer * Working knowledge of Rockwell PLCs or Siemens PLCs, OPC-UA, and MQTT protocols ... Experience with Python, Java, Jython, C, C+, C++, SQL, and/or other languages * Proficiency with ...

Mobility Software Engineer III

Greenville, SC

$125.50K - $157K/yr

Object oriented programming (Java, Objective C, or Javascript) Intermediate: Hands on development experience with XML GUI styling (for Android) Expert: Experience with Eclipse or Xcode development ...

Our work is done in a hybrid environment with a great team. #LI-KB2 #Mid-Senior Level Essential Job ... Javascript, Typescript, or Java experience is a huge plus * Experience utilizing issue and project ...

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Senior Java Developer C2C information

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

As of Jun 1, 2026, the average hourly pay for senior java developer c2c in Greenville, SC is $59.08, according to ZipRecruiter salary data. Most workers in this role earn between $51.78 and $66.01 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Java Developer (C2C), and why are they important?

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 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 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 Greenville, SC? The most popular types of Java Developer C2C jobs in Greenville, SC are:
What job categories do people searching Senior Java Developer C2C jobs in Greenville, SC look for? The top searched job categories for Senior Java Developer C2C jobs in Greenville, SC are:
Sr. MES Systems Analyst

Sr. MES Systems Analyst

Oshkosh Corporation

Spartanburg, SC • On-site

$92.60K - $154.40K/yr

Full-time

Posted 12 days ago


Oshkosh Corporation rating

7.3

Company rating: 7.3 out of 10

Based on 40 frontline employees who took The Breakroom Quiz

251st of 415 rated machine equipment manufacturers


Job description

About Oshkosh Defense, an Oshkosh company
Oshkosh Defense stands behind those who dedicate their lives to protecting others. As an industry-leading tactical vehicle manufacturer, every day we strive to meet or exceed our customers' ever-changing needs with next generation defense technologies and advanced systems. We operate with unparalleled commitment to those who depend on our products and services worldwide to perform their missions.
The Senior Systems Analyst will be responsible for developing, enhancing, and supporting the SCADA (Ignition) and MES (Sepasoft) applications for Spartanburg NGDV assembly.
This individual will support both SCADA/MES enhancements and daily Production system uptime.
YOUR IMPACT
These duties are not meant to be all-inclusive, and other duties may be assigned.
  • Develop and modify SCADA/MES Systems, including Tag generation, report development, and configuration
  • Conduct SCADA/MES operator training as necessary
  • Provide on-hands Production support for SCADA/MES system to ensure it is online during 1st shift
  • Collaborate with internal/external personnel in the design, development, and implementation of MES integration enhancements with PLCs, JDE, and other systems
  • Support the development of functional specifications, test cases, and design documentation
  • Support the development of controls standards for NGDV
  • Oversee protection of SCADA/MES environment and ensures data security and integrity by helping establish operational guidelines including privacy, security, editing, validating and restart/recovery controls
  • Assistance in the deployment of technology other than SCADA/MES will also be expected

MINIMUM QUALIFICATIONS
  • Development and support experience with Ignition and Sepasoft
  • 3-5 years of experience as a SCADA or MES engineer or developer
  • Working knowledge of Rockwell PLCs or Siemens PLCs, OPC-UA, and MQTT protocols
  • Experience with Python, Java, Jython, C, C+, C++, SQL, and/or other languages
  • Proficiency with Windows Servers

STANDOUT QUALIFICATIONS
  • Bachelor's degree in Computer Science, Information Technology or equivalent
  • Utilizing integrations (REST, SOAP, XML-RPC, JSON-RPC APIs, Web Services) and how to produce/consume data from various systems
  • Understands OEE concepts and able to apply into an MES platform
  • Working knowledge of Track and Trace technologies and able to apply the concepts into an MES platform
  • Understands the concepts of ERP systems as it pertains to work orders, routings, etc.
  • Understands the concepts of Production scheduling
  • Managing code repositories (IE - Github)

Pay Range:
$92,600.00 - $154,400.00
The above pay range reflects the minimum and maximum target pay for the position across all U.S. locations. Within this range, individual pay is determined by various factors, including the scope and responsibilities of the role, the candidate's experience, education and skills, as well as the equity of pay among team members in similar positions. Beyond offering a competitive total rewards package, we prioritize a people-first culture and offer various opportunities to support team member growth and success.
Oshkosh is committed to working with and offering reasonable accommodation to job applicants with disabilities. If you need assistance or an accommodation due to disability for any part of the employment process, please contact us at corporatetalentacquisition@oshkoshcorp.com.
Oshkosh Corporation is a merit-based Equal Opportunity Employer. Job opportunities are open for application to all qualified individuals and selection decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, or other protected characteristic. To the extent that information is provided or collected regarding categories as provided by law it will in no way affect the decision regarding an employment application.
Oshkosh Corporation will not discharge or in any manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with Oshkosh Corporation's legal duty to furnish information.
Certain positions with Oshkosh Corporation require access to controlled goods and technologies subject to the International Traffic in Arms Regulations or the Export Administration Regulations. Applicants for these positions may need to be "U.S. Persons," as defined in these regulations. Generally, a "U.S. Person" is a U.S. citizen, lawful permanent resident, or an individual who has been admitted as a refugee or granted asylum.

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