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Contract Java Developer Jobs in San Francisco, CA

IBOTIX US Inc.

POS Developer

Pleasanton, CA · On-site

Pleasanton, CA (3 days a week onsite) Long Term Contract If you find this opportunity suitable ... Strong Java development experience. * Hands-on experience with PPC framework and ACE knowledge.

New

Sidram Technologies

Android Developer - w2

San Leandro, CA · On-site

$63 - $82.75/hr

San Leandro, CA (3 day onsite hybrid role) Contract : 12+ Months. Important Skills :- Kotlin ... Very Strong Java Kotlin Development skills * Hand on experience on Kotlin, GraphQL, Dynamo DB

Tror AI for everyone

CERO Developer

San Francisco, CA · On-site

Job Role: CERO Developer (Contract) Job Location: San Francisco, CA (100% Onsite) Job Type ... Experience in coding with C, Java * Experience in Design, development (coding), implementation and ...

Sidram Technologies

Android Developer - w2

San Leandro, CA · On-site

$63 - $82.75/hr

San Leandro, CA (3 day onsite hybrid role) Contract : 12+ Months. Visa : USC, GC and H4ead and ... Very Strong Java Kotlin Development skills * Hand on experience on Kotlin, GraphQL, Dynamo DB

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Contract Java Developer information

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How much do contract java developer jobs pay per hour?

As of Jul 20, 2026, the average hourly pay for contract java developer in San Francisco, CA is $66.80, according to ZipRecruiter salary data. Most workers in this role earn between $57.79 and $74.76 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 San Francisco, CA? The most popular types of Java Developer jobs in San Francisco, CA are:
What are popular job titles related to Contract Java Developer jobs in San Francisco, CA? For Contract Java Developer jobs in San Francisco, CA, the most frequently searched job titles are:
What job categories do people searching Contract Java Developer jobs in San Francisco, CA look for? The top searched job categories for Contract Java Developer jobs in San Francisco, CA are:
What cities near San Francisco, CA are hiring for Contract Java Developer jobs? Cities near San Francisco, CA with the most Contract Java Developer job openings:
Contract Java Developer jobs near you

POS Developer

IBOTIX US Inc.

Pleasanton, CA • On-site

Other

Posted 3 days ago

New

Job description

Job Title: POS Developer

Work Location: Pleasanton, CA (3 days a week onsite)
Long Term Contract

If you find this opportunity suitable, kindly share your updated resume. Also, please let me know a good time to connect with you for a quick discussion.

Looking forward to hearing from you!

Job Description

Role Summary:

Experienced POS developer required and specific skills attached. They will be part of a bigger, client-led team, who will investigate issues, and build new enhancements to the existing Toshiba based POS. They must be able to effectively communicate and provide status to the broader team daily. Retail and Point-of-Sale experience is critical.

NextGen POS Developer

Key responsibilities

  • Define and drive the technical architecture for NextGen POS solutions.
  • Design and support integrations for PIN Pad Controller (PPC) and ACE PIN pad interface components.
  • Provide architectural guidance for Store Integrator (SI) modules, including both non-GUI and GUI layers.
  • Ensure scalable, maintainable, and secure implementation across POS application components.
  • Collaborate with engineering, product, and operations teams to translate business needs into technical solutions.
  • Review designs and code to ensure alignment with architectural standards and platform patterns.
  • Support troubleshooting and resolution of complex issues across POS and retail store environments.
  • Contribute to modernization efforts and continuous improvement of POS frameworks.

Required skills and experience

  • Strong Java development experience.
  • Hands-on experience with PPC framework and ACE knowledge.
  • Experience with Ingenico knowledge and payment device integration.
  • Experience with SI (AEF & POSBC).
  • Strong understanding of Store Integrator Framework for non-GUI solutions.
  • Experience with Store Integrator Graphical User Interface development.
  • Knowledge of Swing Framework, XML, and MVC architecture.
  • Familiarity with Self-Checkout systems.
  • Strong problem-solving, design, and technical leadership skills.

Preferred qualifications

  • Experience architecting retail POS platforms at enterprise scale.
  • Background in payment hardware integration and store systems.
  • Ability to mentor developers and guide technical standards across teams.

Apply