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Junior Java Software Engineer Jobs in New Jersey

TECHNEPTUNE CONSULTING INC

Java Engineer

Jersey City, NJ · On-site

$54 - $74/hr

Over all 12+ Expreince in Software development Programming in Java, API, Cloud engineering, React Hands on experience of building RESTful APIs using popular frameworks like Spring Experience in ...

New

JP Morgan Chase

Software Engineer III - Java

Jersey City, NJ · On-site

$56.50 - $77.75/hr

As a Software Engineer III at JPMorgan Chase within CIB Digital Channels you serve as a seasoned ... Java 17+ , Spring Boot * Java REST API development, OpenAPI/Swagger * SQL Databases (Oracle, DB2 ...

Atyeti Inc

Sr. Software Engineer

Princeton, NJ · On-site

$129K - $170K/yr

Design, develop, and maintain backend services in Java and Rust. * Collaborate with cross ... Conduct code reviews and mentor junior developers. * Integrate with CI/CD pipelines and cloud-based ...

Atyeti Inc

Sr. Software Engineer

Princeton, NJ · On-site

$129K - $170K/yr

Design, develop, and maintain backend services in Java and Rust. * Collaborate with cross ... Conduct code reviews and mentor junior developers. * Integrate with CI/CD pipelines and cloud-based ...

Saxon Global

Java AWS Engineer

Jersey City, NJ

$54 - $74/hr

Software Developer (Please do not submit AWS engineers or Devops Candidates. We need Java Developers with AWS experience) Client: DTCC (Depository Trust and clearing Corporation) Location: Position ...

Fairygodboss

Software Engineer III - Java

Jersey City, NJ · On-site

$130 - $170/hr

Join JPMorgan Chase's Corporate & Investment Bank (CIB) as a Software Engineer, where you will play ... Java 17+ , Spring Boot * Java REST API development, OpenAPI/Swagger * SQL Databases (Oracle, DB2 ...

2T Consulting

Java Spark Engineer

Lyons, NJ · On-site

$53.50 - $73.25/hr

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

2T Consulting

Java Spark Engineer

Middlesex, NJ · On-site

$53 - $72.75/hr

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

2T Consulting

Java Spark Engineer

Roseland, NJ

$55.75 - $76.50/hr

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

2T Consulting

Java Spark Engineer

Bound Brook, NJ · On-site

$55.25 - $75.75/hr

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

2T Consulting

Java Spark Engineer

Cedar Knolls, NJ · On-site

$52.50 - $72/hr

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

2T Consulting

Java Spark Engineer

Scotch Plains, NJ · On-site

$52.50 - $72/hr

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

2T Consulting

Java Spark Engineer

Irvington, NJ · On-site

$52.75 - $72.50/hr

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

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All JobsJava Software Engineer JobsJunior Java Software Engineer JobsJunior Java Software Engineer Jobs in New Jersey

Junior Java Software Engineer information

What does a junior Java software engineer do?

A Junior Java Software Engineer is typically responsible for assisting in the development, testing, and maintenance of software applications using the Java programming language. They work under the guidance of more experienced engineers to write code, fix bugs, and contribute to team projects. Junior engineers also learn best practices in software development, participate in code reviews, and continuously improve their technical skills. Their role often includes collaborating with other developers, designers, and quality assurance teams to deliver high-quality software solutions.

What kinds of projects or tasks can a junior Java software engineer expect to work on during their first year?

As a Junior Java Software Engineer, you can expect to work on tasks such as fixing bugs, writing unit tests, and developing small features under the guidance of more experienced team members. You'll likely contribute to code reviews, participate in daily stand-ups, and collaborate closely with QA engineers and front-end developers. Over time, you may gradually take on more complex assignments, such as designing modules or integrating third-party APIs. This hands-on experience helps build your technical skills and deepen your understanding of the software development lifecycle.

What are the key skills and qualifications needed to thrive as a junior Java software engineer, and why are they important?

To thrive as a Junior Java Software Engineer, you need a solid understanding of Java programming, object-oriented principles, data structures, and typically a bachelor’s degree in computer science or a related field. Familiarity with version control systems like Git, build tools such as Maven or Gradle, and experience with IDEs like IntelliJ IDEA or Eclipse are common technical requirements. Strong problem-solving, eagerness to learn, and effective teamwork are standout soft skills in this role. These skills ensure you can write reliable code, collaborate efficiently, and adapt to evolving technical challenges in software development projects.

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

AspectJunior Java Software EngineerJava Developer
Required CredentialsTypically a bachelor's degree in Computer Science or related field; some certifications like Oracle Java CertificationSimilar credentials; often holds Java certifications and a degree in a related field
Work EnvironmentEntry-level position in development teams, often under supervision, focusing on coding and testingCan be entry to mid-level, involved in designing, coding, and maintaining Java applications
Employer & Industry UsageUsed across tech companies, startups, and corporate IT departmentsCommonly used in software development firms, tech companies, and enterprise environments

While both roles involve Java programming, a Junior Java Software Engineer typically focuses on learning and supporting development tasks under supervision, whereas a Java Developer may have more responsibility in designing and implementing Java applications. The roles often overlap, but the engineer role emphasizes entry-level growth, while the developer role can involve more independent work.

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

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

What are popular job titles related to Junior Java Software Engineer jobs in New Jersey?

For Junior Java Software Engineer jobs in New Jersey, the most frequently searched job titles are:

What job categories do people searching Junior Java Software Engineer jobs in New Jersey look for?

The top searched job categories for Junior Java Software Engineer jobs in New Jersey are:

What cities in New Jersey are hiring for Junior Java Software Engineer jobs?

Cities in New Jersey with the most Junior Java Software Engineer job openings:

Junior Java Software Engineer jobs near you
Infographic showing various Junior Java Software Engineer job openings in New Jersey as of August 2026, with employment types broken down into 85% Full Time, and 15% Contract. Highlights an 100% In-person job distribution.

Software Engineer III, iOS, Java Developer

Jobtailor

Pennington, NJ • On-site

$130 - $170/hr

Other

Posted 4 days ago

Job description

  • Develop and deliver complex software requirements to accomplish business goals
  • Design, develop, test, and maintain native iOS applications using Swift, SwiftUI, and UIKit
  • Build and consume RESTful APIs and integrate mobile applications with backend microservices
  • Develop and enhance backend services using Java, Spring Boot, and Microservices architecture
  • Code solutions and unit test requirements according to acceptance and compliance criteria
  • Design and modify architecture components, application interfaces, and solution enablers
  • Design, develop, and maintain automated integration, regression, and performance test suites
  • Automate manual release activities and support CI/CD pipelines and deployment automation
  • Collaborate with product owners, UX designers, architects, and engineering teams
  • Participate in code reviews, technical design discussions, and architecture reviews
  • Troubleshoot, debug, and resolve production issues across mobile and backend platforms
  • Execute story refinement, requirements definition, estimation, and proof-of-concept work
  • Mentor junior software engineers and coach the team on CI/CD practices and engineering best practices
  • Ensure application security, performance, scalability, and reliability
Requirements
  • 7+ years of experience in iOS application development
  • Strong proficiency in Swift, SwiftUI, UIKit, and Xcode
  • 7+ years of experience with Java, Spring Boot, and Microservices development
  • Experience designing and consuming RESTful APIs
  • Strong understanding of object-oriented design principles and design patterns
  • Experience with Git, CI/CD tools, and Agile development methodologies
  • Knowledge of asynchronous programming, multithreading, and mobile performance optimization
  • Experience with SQL and NoSQL databases
  • Experience with cloud platforms (AWS, Azure, or GCP) preferred
  • Knowledge of Kafka, event-driven architectures, and container technologies (Docker/Kubernetes) preferred
  • Experience with mobile security, authentication, and authorization frameworks preferred
  • Familiarity with DevOps tools, monitoring, and observability platforms preferred
  • Experience supporting enterprise-scale mobile applications with large user bases preferred
  • 2+ years of relevant work experience desired
  • Proficiency in programming language(s) required for the role
  • Ability to work independently and lead technical initiatives
  • Strong problem-solving and analytical skills
  • Excellent communication and collaboration abilities
  • Ownership mindset with a focus on quality and delivery
  • Continuous learning and innovation mindset
Core Competencies

Demonstrates expertise in developing and maintaining native iOS applications using Swift, SwiftUI, and UIKit, while also possessing strong backend development skills with Java and Spring Boot. Proficient in API design, CI/CD practices, and ensuring application security and performance.

Highest-signal resume keywords
  • IOS Application Development
  • Swift Programming
  • Java Development
  • RESTful API Design
  • CI/CD Practices
ATS Optimization KeywordsHard Skills
  • Swift
  • SwiftUI
  • UIKit
  • Java
  • Spring Boot
  • Microservices
  • RESTful APIs
  • SQL
  • NoSQL
  • Asynchronous Programming
Soft Skills
  • Problem-Solving
  • Analytical Skills
  • Communication
  • Collaboration
  • Ownership Mindset
Industry Keywords
  • Agile Development
  • Mobile Security
  • Authentication
  • Authorization
  • Event-Driven Architectures
Tools & Technologies
  • Xcode
  • Git
  • CI/CD Tools
  • AWS
  • Azure
  • GCP
  • Docker
  • Kubernetes
  • Monitoring Platforms
  • Observability Platforms
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