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Mid Level Java Developer Jobs in New Jersey (NOW HIRING)

Java Spark Engineer

Berkeley Heights, NJ · On-site

$54 - $74/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

West Caldwell, NJ · On-site

$55 - $75.50/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Caldwell, NJ · On-site

$56.25 - $77/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Morristown, NJ · On-site

$53.25 - $73/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Bernardsville, NJ · On-site

$53.25 - $73.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

South Plainfield, NJ · On-site

$54 - $74.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Piscataway, NJ · On-site

$52.75 - $72.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Orange, NJ · On-site

$52.50 - $72/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Mountain Lakes, NJ · On-site

$49.25 - $67.75/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Liberty Corner, NJ · On-site

$56 - $76.75/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

New Providence, NJ · On-site

$54.50 - $74.75/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Mount Tabor, NJ · On-site

$50.50 - $69.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Harrison, NJ · On-site

$54.25 - $74.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

South Bound Brook, NJ · On-site

$54.75 - $75.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Basking Ridge, NJ · On-site

$53.25 - $73.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Edison, NJ · On-site

$53.50 - $73.50/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

Chester, NJ · On-site

$54.75 - $75.25/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Java Spark Engineer

East Orange, NJ · On-site

$54 - $74/hr

... mid-level and junior engineers; act as a technical escalation point • Partner with product ... Java development experience • 5+ years hands-on experience with Apache Spark in production ...

Showing results 41-60

Mid Level Java Developer information

See New Jersey salary details

$41

$58

$70

How much do mid level java developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for mid level java developer in New Jersey is $58.42, according to ZipRecruiter salary data. Most workers in this role earn between $51.01 and $66.63 per hour, depending on experience, location, and employer.

What is a mid level Java developer?

A Mid Level Java Developer is responsible for designing, developing, and maintaining Java-based applications. They typically have 2-5 years of experience and work on coding, debugging, and optimizing software solutions. They collaborate with teams, follow best coding practices, and may mentor junior developers. Their role involves understanding project requirements, integrating APIs, and ensuring application performance. Mid Level Java Developers contribute to both backend and frontend development, depending on the project needs.

What are the key skills and qualifications needed to thrive as a mid level Java developer?

Successful Mid Level Java Developers possess a solid understanding of Java programming, object-oriented design, and commonly used frameworks such as Spring or Hibernate, typically backed by a relevant degree and professional experience. Familiarity with tools like Git, Maven, popular IDEs (e.g., IntelliJ IDEA or Eclipse), and certifications like Oracle Certified Professional Java Programmer (OCPJP) are advantageous. Strong collaboration, problem-solving abilities, and effective communication skills help developers work efficiently within agile teams and cross-functional projects. Mastering both technical and soft skills ensures smooth project delivery, maintainable code quality, and productive teamwork in dynamic software development environments.

What does a typical workday look like for a mid level Java developer?

As a Mid Level Java Developer, your typical workday often involves writing and testing Java code, troubleshooting existing applications, and participating in code reviews. You'll collaborate closely with other developers, QA engineers, and sometimes product managers in agile sprints to ensure features are delivered according to requirements. Daily stand-up meetings are common, as is the use of tools like Jira for tracking tasks. You may also spend time learning new frameworks or best practices, which helps with both personal growth and contributing to more efficient software solutions.

What are the most commonly searched types of Java Developer jobs in New Jersey?

The most popular types of Java Developer jobs in New Jersey are:

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For Mid Level Java Developer jobs in New Jersey, the most frequently searched job titles are:

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What cities in New Jersey are hiring for Mid Level Java Developer jobs?

Cities in New Jersey with the most Mid Level Java Developer job openings:

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Infographic showing various Mid Level Java Developer job openings in New Jersey as of August 2026, with employment types broken down into 80% Full Time, 14% Part Time, and 6% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $121,523 per year, or $58.4 per hour.

Software Systems Engineer-Java Developer

AmNet Services, Inc.

Warren, NJ

$53.75 - $73.75/hr

Contractor

Re-posted 20 days ago


Job description

Company Description

America Networks is a leading sensor and networking solutions partner for companies in any Industrial, Manufacturing, and Waste management space.
We design and manufacture sensors for storage tanks, water metering, energy metering, gas monitoring, and asset management.
Our founders are hardcore telecommunications engineers with combined 200 + years of experience in designing, optimizing and performance engineering; for several mid - large wireless carriers internationally - that saw a need to provide low power, cost efficient sensors to collect data, create alerts, and predict needed actions. We have combined these sensors with low power, wide area (LPWA) networking technologies to provide clients various options to decrease re-occurring costs associated with operating an IoT network of sensors and connected devices.
We specialize in design, deployment, optimization, and support of these Networks. Whether an off-the-shelf or custom solution is needed, we'll create a solution and push the data on the best cloud platform to fit your needs, including your own.

Job Description

7+ years experience as Senior System Analyst/Developer with J2EE and Java technologies, Spring, Servlet, Web Services, XML, XSLT, SOA & AJAX . - solid working experience of Java, OOP, SOA, modular code development, design pattern, multi-threading. - Server back end and API/Service development experience is required - Experience in DROOLS Rules Engine with Workbench, GDST, Guided Rule Engine, Execution Server, etc. - 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 - Experience using GIT Stash, Accurev as the SCM tool - Good understanding or network protocols such as TCP/IP, HTTP etc. - 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 - Uses coding methods in specific programming languages to initiate or enhance program execution and functionality - Participate in the evaluation, recommendation, and selection of hardware and software solutions - Performs expert-level engineering tasks associated with the analysis, design, and development of computer hardware, firmware, embedded systems, and/or operating systems - Develop, maintain, and report intranet metrics - Interface with different departments within the organization regarding new deployments - Research/analyze data processing functions, methods and procedures - Monitor program execution for expected performance - Requires a bachelor's degree in area of specialty and at least 5 years of experience in the field or in a related area

Additional Information

Vivek Salvatore

vivek.salvatore(@)americanetworks.com

(973) 582-3458