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Java Software Development Engineer In Test Jobs in Trenton, NJ

Senior Quality Engineering Lead

Princeton, NJ ยท Hybrid

$120K - $160K/yr

As an SDET, you will make a key contribution in building solutions to test applications across Web ... Strong technical proficiency in automation tools and technologies such as Java, Selenium, JUnit ...

New

Senior Quality Engineering Lead

Princeton, NJ ยท Hybrid

$120K - $160K/yr

As an SDET, you will make a key contribution in building solutions to test applications across Web ... Strong technical proficiency in automation tools and technologies such as Java, Selenium, JUnit ...

New

Experience with the Java programming language, algorithm and software development is preferred ... test in larger system Who We Are Lockheed Martin is a global aerospace, defense, and security ...

Responsibilities: Work in a collaborative team using agile software development methodology ... Experience developing software with Java, C++, or Python * Experience developing software with ...

Responsibilities: Work in a collaborative team using agile software development methodology ... Experience developing software with Java, C++, or Python * Experience developing software with ...

Responsibilities: Work in a collaborative team using agile software development methodology ... Experience developing software with Java, C++, or Python * Experience developing software with ...

Responsibilities: Work in a collaborative team using agile software development methodology ... Experience developing software with Java, C++, or Python * Experience developing software with ...

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Java Software Development Engineer In Test information

See Trenton, NJ salary details

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How much do java software development engineer in test jobs pay per hour?

As of Jul 23, 2026, the average hourly pay for java software development engineer in test in Trenton, NJ is $60.59, according to ZipRecruiter salary data. Most workers in this role earn between $49.90 and $68.46 per hour, depending on experience, location, and employer.

What is the difference between Java Software Development Engineer In Test vs Java QA Engineer?

AspectJava Software Development Engineer In TestJava QA Engineer
Primary FocusDevelops automated tests, writes test frameworks, and ensures software quality through codingPerforms manual and automated testing, focuses on test execution and defect reporting
Skills & CertificationsJava programming, automation tools (Selenium, JUnit), scripting, CI/CD knowledgeTesting methodologies, Java basics, automation tools, bug tracking
Work EnvironmentSoftware development teams, Agile/Scrum environments, coding-intensiveTesting teams, collaboration with developers, sometimes manual testing

In summary, Java Software Development Engineer In Test roles focus on creating automated testing solutions and integrating testing into the development process, requiring strong coding skills. Java QA Engineers primarily perform testing activities, including manual and automated tests, often with less emphasis on developing testing frameworks.

What are the key skills and qualifications needed to thrive as a Java Software Development Engineer In Test, and why are they important?

To thrive as a Java Software Development Engineer In Test, you need strong programming skills in Java, a solid understanding of software testing principles, and experience with automated testing frameworks, often backed by a degree in computer science or related field. Familiarity with tools like Selenium, TestNG, JUnit, CI/CD systems, and source control platforms such as Git is typically required, along with knowledge of API testing and scripting. Excellent problem-solving abilities, attention to detail, and clear communication skills help you identify issues and collaborate effectively with development teams. These skills ensure the delivery of high-quality, reliable software by enabling thorough, efficient, and automated testing processes.

What does a Java Software Development Engineer In Test (SDET) do?

A Java Software Development Engineer In Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and scripts using Java. SDETs work closely with developers and QA teams to ensure the quality and reliability of software applications by writing code that tests other code. They also help identify bugs, create test plans, and contribute to continuous integration and deployment processes. SDETs play a key role in improving software quality and speeding up release cycles through automation.

How does a Java Software Development Engineer In Test (SDET) typically collaborate with developers and QA teams during the software development lifecycle?

A Java SDET works closely with both developers and QA teams to ensure software quality from the earliest stages of development. They participate in sprint planning, help define acceptance criteria, and design automated test frameworks that integrate smoothly with the development pipeline. Collaboration often involves reviewing code, sharing test results in real time, and troubleshooting issues together to accelerate the feedback loop. This hands-on involvement helps catch defects early and supports a culture of continuous integration and delivery.
What job categories do people searching Java Software Development Engineer In Test jobs in Trenton, NJ look for? The top searched job categories for Java Software Development Engineer In Test jobs in Trenton, NJ are:
What cities near Trenton, NJ are hiring for Java Software Development Engineer In Test jobs? Cities near Trenton, NJ with the most Java Software Development Engineer In Test job openings:

JAVA Developer - Philadelphia, PA

National Guard Employment Network

Philadelphia, PA โ€ข On-site

$75K - $100K/yr

Full-time

Posted 22 days ago


Job description


ATTENTION MILITARY AFFILIATED JOB SEEKERS - Our organization works with partner companies to source qualified talent for their open roles. The following position is available to Veterans, Transitioning Military, National Guard and Reserve Members, Military Spouses, Wounded Warriors, and their Caregivers. If you have the required skill set, education requirements, and experience, please click the submit button and follow the next steps.
This position is on-site at the Philadelphia Naval Yard.
Responsibilities
Noblis MSD is seeking a well-rounded JAVA Software Developer for the development and integration of PIMCS technology for onboard trainers. This is an onsite position in Philadelphia, PA at the Naval Yard.
USD $78,900.00 - USD $123,300.00 /Yr.
Noblis MSD's mission is to support the Naval Sea Systems Command (NAVSEA) and, Naval Surface Warfare Center (NSWCPD) and their missions to enable research, development, test and evaluation, acquisition, engineering, systems integration, in-service and fleet engineering with cybersecurity, comprehensive logistics, and life-cycle savings.

Certificates/Security Clearances/Other
Desired Qualifications
Experience containerizing large Java monoliths for Docker or RHEL 8/9
Experience with Java 17 to Java 25 migration (including records, sealed classes, and enhanced switch)
Knowledge of JGroups for distributed clustering in legacy Java
Leading or mentoring development teams through modernization efforts
Collaborating with cybersecurity, systems engineering, and testing teams
Participating in IV&V and FQT
Writing clear software design documents, ICDs, and release notes
Desired certifications: Linux or OS certification, CompTIA Security+, CISSP, Oracle Certified Professional: Java SE 17 Developer (OCPJP 17)
Must have good communication skills including communication with and with people with varying technical knowledge and various levels of management
Additional Qualifications/Responsibilities
Responsibilities:
Develop software requirements for Machinery Control Systems (MCS) based on the Naval Combatant Design Specification (NCDS), Design Practice Criteria (DPC) manuals, DoD and NAVSEA guidance, marine specifications, and commercial specifications as applicable.
Develop software integration designs for networking, supervisory control systems, and other test tools/systems developed inhouse.
Develop, maintain, configure, and manage software and hardware installation procedures, instructions, notices and Standard Operating Procedures.
Provide engineering services that include development and maintenance in support of hardware and software.
Analyze & decipherall automation testing pipelines and scripts from the Platform Independent Machinery Controls System (PIMCS) ecosystem in NSWCPD
Analyze & decipher all Jenkins pipelines.
Read, develop and decipher Jenkins continuous improvement and continuous deployment (CI/CD) pipelines.
Provide software lifecycle support following the NSWCPD Systems Engineering Process (SEP) with applicable Capability Maturity Model Integrated (CMMI) and Institute of Electrical and Electronics Engineers (IEEE) standards and specifications.
Required Qualifications
Bachelor's Degree in Computer, Electrical or Electronics Engineering, Computer Science or relevant STEM degree.
3 years of experience with Java programming.
Must be a US Citizen
Must have an Active Secret Security Clearance, or the ability to obtain one. Active clearance preferred.
Proficient in modular monolith architecture, understanding JPMS, classloader isolation, and dependency injection
Experience maintaining/refactoring large legacy Java codebases (300k+ LOC)
Knowledge of PLC I/O mapping, ladder logic behaviors, and Allen-Bradley ControlLogix/CompactLogix
Familiar with SCADA systems like FactoryTalk View, Ignition, or Wonderware
Ability to learn PIMCS framework (Platform Independent Machinery Controls System ecosystem in NSWCPD)
Experience delivering software under CMMI Level 3+ or equivalent
Decipher, read and understand code metrics for test coverage from Sonarqube
Fluent and able to navigate in a Linux Operating System