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Senior Java Developer Jobs in Allentown, PA (NOW HIRING)

Java Developer

Warren, NJ

$53 - $68.50/hr

Experience with MQ Series and JMS 7+ years' experience as Senior System Analyst/Developer with J2EE and Java technologies, MQ Series, JMS, Multithreading, Servlet, Web Services, XML, XSLT, SOA & AJAX ...

Sr Endeca Developer

Warren, NJ

$56.50 - $74.75/hr

... Java) Experience in Endeca Content Acquisition Framework Experience in Endeca SEO / SEM Module highly desired / PLUS Experience in Endeca Content Assembler is a PLUS ATG Mid-Sr Developer / Lead Hands ...

SENIOR iOS MOBILE DEVELOPER

Warren, NJ · On-site

$62.25 - $80.75/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Required 5-7 years with all the following: -OpenGL with iOS -Graphics ...

SENIOR iOS MOBILE DEVELOPER

Warren, NJ · On-site

$62.25 - $80.75/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Required 5-7 years with all the following: -OpenGL with iOS -Graphics ...

Senior EAM Application Developer

Allentown, PA · On-site

$94.70K - $130.30K/yr

Berwick, PA At Talen Energy The Senior Application Developer will be responsible for all aspects of ... Proficiency in Automation Scripting (Jython, JavaScript) and Java for customizations. * Experience ...

Senior EAM Application Developer

Allentown, PA · On-site

$94.70K - $130.30K/yr

Berwick, PA At Talen Energy The Senior Application Developer willbe responsible forall aspects of ... Proficiencyin Automation Scripting (Jython, JavaScript) and Java for customizations. * Experience ...

Senior EAM Application Developer

Allentown, PA · On-site

$94.70K - $130.30K/yr

Berwick, PA At Talen Energy The Senior Application Developer willbe responsible forall aspects of ... Proficiencyin Automation Scripting (Jython, JavaScript) and Java for customizations. * Experience ...

Senior Developer

Allentown, PA · Hybrid

$53.75 - $71/hr

The developer dabbles in emerging technologies (e.g., machine learning, internet of things and ... as C#, Java, Python etc. * Experience with SAP ABAP. * Excitement, curiosity, and passion for ...

... Java, C++, C#, objective-C) -2+ years of experience with Google Cloud Messaging (GCM), Amazon SNS ... Senior Android Developer Qualifications Bachelor's Degree required, Master's Degree or higher ...

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Senior Java Developer information

See Allentown, PA salary details

$10

$62

$85

How much do senior java developer jobs pay per hour?

As of May 30, 2026, the average hourly pay for senior java developer in Allentown, PA is $62.00, according to ZipRecruiter salary data. Most workers in this role earn between $54.33 and $69.28 per hour, depending on experience, location, and employer.

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

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What are some common challenges Senior Java Developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

What are Senior Java Developers?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.

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

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are the most commonly searched types of Java Developer jobs in Allentown, PA? The most popular types of Java Developer jobs in Allentown, PA are:
What are popular job titles related to Senior Java Developer jobs in Allentown, PA? For Senior Java Developer jobs in Allentown, PA, the most frequently searched job titles are:
What job categories do people searching Senior Java Developer jobs in Allentown, PA look for? The top searched job categories for Senior Java Developer jobs in Allentown, PA are:
What cities near Allentown, PA are hiring for Senior Java Developer jobs? Cities near Allentown, PA with the most Senior Java Developer job openings:
Infographic showing various Senior Java Developer job openings in Allentown, PA as of May 2026, with employment types broken down into 43% Full Time, and 57% Contract. Highlights an 100% In-person job distribution, with an average salary of $128,960 per year, or $62 per hour.
Java Developer

$53 - $68.50/hr

Contractor

Posted 16 days ago


Job description

Company Description

Headquartered in New Jersey (U.S), Cygnus Professionals Inc. is a next generation global information technology Solution and Consulting company powered by strong management and leadership team with over 30 person years of experience. Today, Cygnus has strong footprints in more than 4 countries with more than 25 satisfied customers. We strive to extend our presence across industries and geographies with our industry-focused business excellence.
Cygnus Professionals Inc. has been named by the US Pan Asian American Chamber of Commerce Education Foundation (USPAACC) as one of the "Fast 100 Asian American Businesses" - joining the country's fastest-growing Asian American-owned companies, based on percentage revenue growth over the immediate past two years.

Job Description

Role: Core Java Developer
Location: Warren NJ
Duration: 6+ Months Contract
Interview: Face To Face After Phone
Must Have:
Experience with MQ Series and JMS
Job Description:
7+ years' experience as Senior System Analyst/Developer with J2EE and Java technologies, MQ Series, JMS, Multithreading, Servlet, Web Services, XML, XSLT, SOA & AJAX .
- working experience of Java, OOP, SOA, modular code development, design pattern, multi-threading.
- Server back end and API/Service development experience is required
- Mobile web experience is a plus
- Experience in Spring Integration, Caching, or any similar technology is a plus
- Experience with JUnit/TestNG, Maven, Oracle, UNIX
- Strong problem solving and analytical skills, proactive and go-getter
- Good grasp of industry best practices in enterprise-class software development, agile methodology
- Design and code from specifications, analyzes, evaluates, tests, debugs, documents, and implements complex software apps.

Additional Information

** U.S. Citizens and those who are authorized to work independently in the United States are encouraged to apply. We are unable to sponsor at this time.
** All your information will be kept confidential according to EEO guidelines.