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Contract Java Developer Jobs in Mason, OH (NOW HIRING)

Judge Group, Inc.

Senior Full Stack Developer

Blue Ash, OH · On-site

$50 - $60/hr

Our client is currently seeking a Senior Full Stack Developer Required Skills Strong experience ... Java based microservices using Spring Boot / Spring Cloud. Define service boundaries, API contracts ...

General Atomics

Software Developer IV

Beavercreek, OH · On-site

$96K - $172K/yr

... contract(s). * Technical mentor to junior engineers. * Responsible for ensuring all laws ... Strong coding skills in Java, Java Script, C/C++, Python. * Excellent verbal and written ...

General Atomics

Software Developer VI

Beavercreek, OH · On-site

$116K - $208K/yr

... contract(s). * Technical mentor to junior engineers. * Responsible for ensuring all laws ... Strong coding skills in Java, Java Script, C/C++, Python. * Excellent verbal and written ...

Dellfor Technologies

APIGEE developer

Cincinnati, OH · On-site

$60K/yr

Java Description: At least 5 years relevant experience required. Develops, implements, and ... Contract Salary: $60,000.00 /year Required education: * Bachelor's Required experience: * Developer ...

MM International

SDET - 100 % Remote

Cincinnati, OH · Remote

$51.25 - $66/hr

Contract (potential to extend or convert based on performance and headcount) As part of a cross ... Proven track record of building test automation in one or more programming languages (Java ...

Maximus

AI/ML Software Developer

Covington, KY · Remote

Recent contract awards in cybersecurity and operational readiness underscore Maximus' role as a ... SQL, Java, C++). * 3 years demonstrated experience of machine learning concepts, including ...

Maximus

AI/ML Software Developer

Covington, KY · On-site

Recent contract awards in cybersecurity and operational readiness underscore Maximus' role as a ... SQL, Java, C++). * 3 years demonstrated experience of machine learning concepts, including ...

Booz Allen Hamilton, Inc.

AI Developer

Beavercreek, OH · On-site +1

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton

AI Developer

Beavercreek, OH · On-site

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton

AI Developer

Beavercreek, OH · On-site

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton, Inc.

AI Developer

Beavercreek, OH · On-site +1

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton, Inc.

AI Developer

Beavercreek, OH · On-site

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton, Inc.

AI Developer

Beavercreek, OH · On-site

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton, Inc.

AI Developer

Beavercreek, OH · On-site +1

$77K - $176K/yr

... Java with APIs and data services, including FastAPI, Flask, REST, GraphQL, or SQL * Experience ... as well as contract-specific affordability and organizational requirements. The projected ...

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All JobsContract Java Developer JobsContract Java Developer Jobs in Mason, OH

Contract Java Developer information

See Mason, OH salary details

$14

$53

$72

How much do contract java developer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for contract java developer in Mason, OH is $53.32, according to ZipRecruiter salary data. Most workers in this role earn between $46.11 and $59.66 per hour, depending on experience, location, and employer.

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

To thrive as a Contract Java Developer, you need strong Java programming skills, experience with object-oriented design, and a solid understanding of software development lifecycles, typically supported by a relevant degree or certifications. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git is commonly required. Excellent problem-solving, adaptability, and clear communication skills help you efficiently integrate with new teams and projects. These abilities ensure you can quickly deliver high-quality, maintainable code that meets client requirements in a dynamic contract environment.

What are some common challenges faced by Contract Java Developers when integrating with existing teams and projects?

Contract Java Developers often need to quickly adapt to unfamiliar codebases and team workflows, which can be challenging given tight project timelines. Effective communication is essential, as they must coordinate with permanent staff, understand project requirements, and align with established coding standards and deployment processes. Many contractors also need to manage multiple projects or clients simultaneously, requiring strong time management skills. Proactively seeking clarity on expectations and leveraging onboarding resources can help ease the integration process.

What are Contract Java Developers?

Contract Java Developers are software professionals who specialize in the Java programming language and are hired on a contract basis, rather than as permanent employees. They typically work for a set period of time or on a specific project, developing, testing, and maintaining Java-based applications according to the client’s requirements. These developers are often brought in to provide specialized expertise, handle workload spikes, or complete short-term projects. Their roles may include writing code, fixing bugs, integrating systems, and ensuring applications meet performance and security standards.

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

AspectContract Java DeveloperContract Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science or related, various programming certifications
Work EnvironmentDevelopment teams, client sites, remote optionsDevelopment teams, client sites, remote options
Industry UsageTech, finance, healthcare, e-commerceTech, finance, healthcare, e-commerce
Search & Comparison IntentFocus on Java-specific roles, Java projectsBroader software development roles, multiple languages

Contract Java Developers specialize in Java programming and are often sought for Java-specific projects. Contract Software Engineers have a broader scope, working with multiple programming languages and technologies. Both roles are common in tech industries and share similar work environments, but the Java Developer role is more focused on Java expertise.

What are the most commonly searched types of Java Developer jobs in Mason, OH? The most popular types of Java Developer jobs in Mason, OH are:
What job categories do people searching Contract Java Developer jobs in Mason, OH look for? The top searched job categories for Contract Java Developer jobs in Mason, OH are:
What cities near Mason, OH are hiring for Contract Java Developer jobs? Cities near Mason, OH with the most Contract Java Developer job openings:
Contract Java Developer jobs near you
Infographic showing various Contract Java Developer job openings in Mason, OH as of July 2026, with employment types broken down into 59% Full Time, and 41% Contract. Highlights an 100% In-person job distribution, with an average salary of $110,901 per year, or $53.3 per hour.
Full Stack Developer (Angular/NodeJS)

Full Stack Developer (Angular/NodeJS)

Syms Strategic Group, LLC (SSG)

Covington, KY • On-site

$85K - $116K/yr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Syms Strategic Group (SSG) is seeking a talented Full Stack Developer (Angular/NodeJS)
Location: Remote
Department: Veterans Affairs (VA)
Type: Full Time
Min. Experience: Experienced
Security Clearance Level: Public Trust
Salary Range: $85,389 - $116,975
Military Veterans are highly encouraged to apply!
Essential Duties and Responsibilities
  • Build, support, and migrate a cloud-based Web Dashboard application that processes healthcare Electronic Data Interchange (EDI) transactions
  • Design, build, and maintain Representational State Transfer Application Programming Interfaces (RESTful APIs) in Java and/or NodeJS that retrieve, transform, and serve EDI healthcare records
  • Integrate with internal platform APIs, EDI processing pipelines, and data services to deliver live and historical EDI transaction data reliably and performantly
  • Support and contribute to an Angular-based dashboard front-end - consuming APIs, building or maintaining components, and ensuring data is surfaced accurately to business and clinical users
  • Collaborate with back-end C#/.Net and AWS data engineers to define clean API contracts and ensure reliable data delivery across services
  • Write clean, testable, well-documented code and participate actively in code review
  • Perform unit and integration testing across back-end services and API layers
  • Support deployment, monitoring, and performance of back-end services in production on AWS
  • Apply and promote best software engineering practices within an Agile framework
  • Use Git and GitHub for version control, branching, pull requests, and collaborative development
Required Skills and Experience
  • Experience with Java and/or NodeJS back-end integration work and Angular front-end User Interface (UI)
  • An understanding of structured healthcare data
  • Proven experience building back-end services that serve structured EDI or healthcare data to front-end application
  • Hands-on Angular experience with the ability to integrate APIs and contribute to front-end components
  • Strong back-end development experience in Java and JavaScript/TypeScript/NodeJS - API design, data transformation, error handling, and performance
  • Experience with Angular or another Modern front-end framework
  • Proven ability to build RESTful APIs that consume and transform structured data (XML, JSON)
  • Working knowledge of Angular, including components, services, and API integration
  • Hands-on Cloud (AWS/Azure) experience, including API Gateway, Lambda, S3, CloudWatch, or related services
  • Proficiency with Git/GitHub, including branching strategies, pull requests, and collaborative workflows
  • Experience with unit and integration testing frameworks (JUnit, Jest, or equivalent)
  • Strong communication skills and an ability to work with stakeholders and cross-functional engineers to define and refine API requirements
  • Experience with Agile methodologies (Scrum and Kanban) and JIRA
  • An ability to work independently and as part of a distributed team
  • Strong attention to detail, especially around data accuracy and fidelity for healthcare records
  • An ability to conduct code reviews and provide constructive feedback
  • U.S. Citizenship required for this position.
Professional CertificationsNone requiredYears of Professional Experience8+ years of software development experience with a strong back-end focus (Java and/or NodeJS)
8+ years of experience designing and consuming RESTful APIs in healthcare or enterprise environmentsDesired experienceElectronic Data Interchange X.12 (EDI) Medical Claims
  • X.12 medical claims (837, 834, 277, etc)
Familiarity with web document submission processes
Experience in a high paced DevOps environment
Front-end development experience
Familiarity with healthcare payer/Pharmacy Benefit Manager (PBM) systems, clearinghouses, or pharmacy operations
Knowledge of HIPAA compliance requirements in API and web applications
Familiarity with accessibility standards (Section 508/WCAG 2.1) for government-facing applications
Experience with containerization (Docker, ECS, EKS)
Familiarity with C#/.Net back-end services for cross-team integration touchpoints
Experience working with remote U.S. based teams (Not Offshore teams)Formal EducationBachelor's degree in Computer Science, Engineering, or a related technical disciplineCitizenship RequirementU.S. Citizenship required for this specific opportunitySecurity Clearance RequirementsMust possess or qualify for a Public Trust (MBI)CRITICAL NOTES:
  1. SSG will not make assumptions regarding your qualifications. Your answers to the mandatory screening questions must be supported by the information on your resume. Applications with inconsistencies will not be considered.
  2. Recruiters or Third parties will not be considered.
  3. This is a 100% U.S. based remote position. However, candidates from CA, CO, IL, MN, NJ, NY, OR, or WA will not be considered.
  4. This is a W-2 position
  5. All interviews will be conducted on Microsoft Teams with your camera on; there will be no exceptions
  6. As part of our screening process, you will be requested to provide a link to your LinkedIn profile

U.S Citizenship is required for this specific opportunity. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information and be able to obtain a government-granted security clearance. Individuals may also be subject to a background investigation including, but not limited to criminal history, employment and education verification, drug testing, and creditworthiness.
Syms Strategic Group, LLC is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, marital status, disability, veteran status, sexual orientation, or genetic information.

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