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Junior Java Developer Jobs in Ontario (NOW HIRING)

TransUnion

Java Developer

Burlington, ON

CA$89K - CA$123K/yr

We are seeking a Java Developer with strong backend expertise and working knowledge of frontend development using Angular. The ideal candidate will contribute to the design, development, testing, and ...

StackandCo

\n \n \n \n \n Java\/Fullstack Engineer required for a startup in Waterford who are expanding the dev team and hoping to almost double their headcount this year. \n \n \n * You'll get the chance to ...

Snaplii

Sr. Java Developer

Toronto, ON · On-site

$80K - $150K/yr

About the Role We are an innovative startup seeking a highly skilled and adaptable Senior Java Developer to join our dynamic team. In addition to developing robust and scalable software solutions ...

Tangentia

Java Developer Location: Toronto, ON Experience Required: 5 years Hybrid: 4 days work from office 1 day work from home Interview Mode: One round in person Interview * 5+ years experience with ...

CMiC

Java Developer

Toronto, ON · On-site

CA$90K - CA$110K/yr

We do not use AI to screen, assess, or select applicants Job Overview The Java Developer is responsible for the developmental efforts of CMiC's Tools applications. This role focuses on designing and ...

Priceline.com LLC

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Software Developer (Java) This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating ...

CMiC

Java Developer

Toronto, ON

CA$90K - CA$110K/yr

We do not use AI to screen, assess, or select applicants Job Overview The Java Developer is responsible for the developmental efforts of CMiC's Tools applications. This role focuses on designing and ...

Priceline

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Software Developer (Java) This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating ...

StackandCo

\n \n \n \n \n Our client is looking for an experienced Java developer for a contract position in Dublin. \n \n \n You will be joining a well established team working with clients both onshore and ...

Scotiabank

Java Developer

Toronto, ON

Commercial Banking Engineering is seeking a skilled Java Developer with extensive experience in Java, Struts, SQL, REST APIs, SOAP services, and other backend Java technologies. The ideal candidate ...

StackandCo

\n \n \n \n \n Our client is looking for an experienced Java Developer for a contract position in Dublin. Although this an initial 6 month contract, you will more than likely be extended an additional ...

StackandCo

\n \n \n \n \n We are looking for an experienced Java Developer for a contract position in Dublin. You will be joining a rapidly expanding team who are working on the most cutting edge products. \n \n ...

StackandCo

Senior Java Developer

Galway, NY · On-site

\n \n \n \n \n We have a contract position available for a Java developer within a rapidly growing global team. You will be responsible for the design and development of the company's platform and ...

StackandCo

\n \n \n \n \n We are looking for an experienced Java Developer for a contract position in Dublin. You will be working as part of an agile team to deliver the highest quality solutions! \n \n \n \n \n ...

StackandCo

There will be multiple tech hires happening in the coming months so it is an exciting time to come onboard. \n \n \n \n \n \n Experience \n \n \n * 3+ years' experience as a Software Developer (Java ...

StackandCo

\n \n \n \n \n We are searching for a Senior Java Developer to join a large organisation in the Dublin area. \n \n \n \n \n \n This is a unique opportunity to work with some of the newest tech on the ...

StackandCo

\n \n \n \n \n Senior Java Developer required for a Cybersecurity organisation in Dublin, working alongside a talented team building out a product that they see as an industry game changer. \n \n \n ...

StackandCo

\n \n \n \n \n Senior Java Developer required for a Cybersecurity organisation in Dublin, working alongside a talented team building out a product that they see as an industry game changer. \n \n \n ...

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Showing results 1-20

All JobsJava Developer JobsJunior Java Developer JobsJunior Java Developer Jobs in Ontario

Junior Java Developer information

See Ontario salary details

$42.5K

$77.7K

$114K

How much do junior java developer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for junior java developer in Ontario is $77,655.00, according to ZipRecruiter salary data. Most workers in this role earn between $63,000.00 and $89,000.00 per year, depending on experience, location, and employer.

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

AspectJunior Java DeveloperJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentSupportive, learning-focused teamsProject-driven, independent roles
ResponsibilitiesAssist in coding, bug fixing, learning frameworksDesign, develop, maintain Java applications

The main difference between a Junior Java Developer and a Java Developer lies in experience, responsibilities, and independence. Junior Java Developers are typically entry-level, focusing on learning and supporting tasks, while Java Developers have more experience and handle complex development projects independently.

What are Junior Java Developers?

Junior Java Developers are entry-level software engineers who specialize in building and maintaining applications using the Java programming language. They typically work under the supervision of more experienced developers and are responsible for writing code, debugging, and participating in code reviews. Their tasks may also include testing software, learning new frameworks, and assisting with the design and implementation of features. Junior Java Developers usually have foundational knowledge of Java and related technologies, and they are eager to develop their skills through hands-on experience.

Is Java outdated in 2026?

Java remains a widely used programming language for junior Java developers in 2026, with ongoing updates and a large ecosystem supporting enterprise applications, Android development, and backend systems. Its stability, extensive libraries, and strong community ensure its relevance, though developers should stay current with new features and frameworks to remain competitive.

Which pays more, C++ or Java?

For a Junior Java Developer, salaries for C++ and Java roles can vary based on location, industry, and experience, but generally, C++ positions tend to offer slightly higher starting salaries due to its use in high-performance applications like gaming and finance. However, Java remains widely used in enterprise environments with competitive pay. Both skills are valuable, and salary differences are often influenced by specific job requirements and demand in the tech market.

What Does a Junior Java Developer Do?

Junior Java developers are entry-level programmers who are part of a team of coders and developers. They work on both front-end and back-end codes to build an application. Being a junior Java developer requires extensive knowledge of coding and the program language JavaScript to develop and troubleshoot products. As a junior Java developer, you run tests to pinpoint errors, migrate code and data, and ensure the program is integrated with other company developments.

Is AI replacing Java developers?

AI tools can automate certain coding tasks and improve efficiency for Java developers, but they are not replacing the need for human programmers. Java developers are still essential for designing, maintaining, and understanding complex systems, as well as integrating AI technologies into applications. Skills in problem-solving, debugging, and system architecture remain critical in the field.

What are some common challenges a Junior Java Developer might face during their first year, and how can they overcome them?

Junior Java Developers often encounter challenges such as understanding large codebases, adapting to agile development processes, and managing task priorities. To overcome these hurdles, it’s helpful to proactively seek mentorship from senior developers, regularly review documentation, and participate in code reviews. Effective communication with team members also accelerates learning and helps clarify requirements or technical uncertainties. Embracing continuous learning through online resources and hands-on projects will further strengthen your skills and confidence.

Is Java developer still in demand?

Java developers remain in high demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud environments can enhance job prospects in this field.

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

A Junior Java Developer should have a solid understanding of Java programming, object-oriented principles, and basic software development concepts, often supported by a relevant degree or coding bootcamp. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and frameworks like Spring Boot is typically expected. Strong problem-solving abilities, attention to detail, and effective teamwork are important soft skills in this role. These competencies enable efficient code development, smooth collaboration, and the ability to quickly adapt to new technologies and project requirements.
More about Junior Java Developer jobs
What are the most commonly searched types of Java Developer jobs in Ontario? The most popular types of Java Developer jobs in Ontario are:
What are popular job titles related to Junior Java Developer jobs in Ontario? For Junior Java Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Junior Java Developer jobs in Ontario look for? The top searched job categories for Junior Java Developer jobs in Ontario are:
What cities in Ontario are hiring for Junior Java Developer jobs? Cities in Ontario with the most Junior Java Developer job openings:
What are popular job titles related to Junior Java Developer jobs in ON? For Junior Java Developer jobs in ON, the most frequently searched job titles are:
Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Ontario as of June 2026, with employment types broken down into 100% Full Time. Highlights an 50% Hybrid, and 50% Remote job distribution, with an average salary of $77,655 per year, or $37.3 per hour.
Java Developer

Java Developer

TransUnion

Burlington, ON

CA$89K - CA$123K/yr

Full-time

Posted 29 days ago

TransUnion rating

9.0

Company rating: 9.0 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

Job description

TransUnion's Job Applicant Privacy Notice

What We'll Bring:

At TransUnion, we are dedicated to finding ways information can be used to help people make better and smarter decisions. As a trusted provider of global information solutions, our mission is to help people around the world access the opportunities that lead to a higher quality of life, by helping organizations optimize their risk-based decisions and enabling consumers to understand and manage their personal information. Because when people have access to more complete and multidimensional information, they can make more informed decisions and achieve great things.
Every day TransUnion offers our employees the tools and resources they need to find ways information can be used in diverse ways. Whether it is helping businesses better manage risk, providing better insights so a consumer can qualify for his first mortgage or working with law enforcement to make neighborhoods safer, we are improving the quality of life for individuals, families, communities and local economies around the world.

What You'll Bring:

  • 3-5+ years of professional full stack or backend development experience, including hands on experience with Java, Spring Boot, and Angular.
  • Strong experience with: Java, Spring Framework & Spring Boot, Spring Security & OAuth 2.0, Hibernate / JPA, Maven.
  • Core Backend & FullStack Skills.
  • Practical experience developing UI components using Angular.
  • Experience consuming REST APIs from Angular applications.
  • Databases & Messaging.
  • Experience working with PostgreSQL.
  • Handson experience with ActiveMQ or similar messaging systems.
  • Testing, Quality & Security
  • Unit testing using JUnit 5/6 and Mockito.
  • Experience with static code analysis and security scanning tools: Sonar, Checkmarx (or Fortify / Black Duck).
  • DevOps & Environment.
  • Experience working in Linux environments
  • Basic to intermediate shell scripting.
  • Working knowledge of Jenkins for CI/CD.
  • Proficient with Git or similar version control systems.

Impact You'll Make:

We are seeking a Java Developer with strong backend expertise and working knowledge of frontend development using Angular. The ideal candidate will contribute to the design, development, testing, and maintenance of secure, scalable enterprise applications, working across both backend services and userfacing components.

You will collaborate with crossfunctional teams including backend, frontend, QA, and DevOps to deliver highquality, reliable solutions.

Key Responsibilities:

  • Design, develop, and maintain backend services using Java and Spring Boot.
  • Develop and maintain frontend components using Angular.
  • Build and integrate RESTful APIs between Java backend services and Angular frontend.
  • Implement authentication and authorization using Spring Security and OAuth 2.0.
  • Develop data persistence layers using Hibernate/JPA with PostgreSQL.
  • Implement asynchronous messaging and integration using ActiveMQ.
  • Write clean, maintainable, and testable code following best practices.
  • Develop unit tests using JUnit 5/6 and Mockito.
  • Ensure code quality and security compliance using Sonar and Checkmarx (or Fortify / Black Duck).
  • Participate in code reviews and collaborative design discussions.
  • Work in Linux environments, including basic shell scripting tasks.
  • Use Jenkins for CI/CD pipelines and participate in deployment activities.
  • Manage source code using Git or other version control systems.
  • Troubleshoot, debug, and resolve application and production issues.

The expected pay range for this position is $89,000 - $123,000 annually. The payinformation provided for this position reflects a reasonable estimate of the range of expectedcompensation for this job. At TransUnion, actual compensation is based on careful consideration ofmany factors such as (but not limited to) an individual's education, training, work experience, job related skill set, location, and industry knowledge, as well as the scope and responsibilities of theposition and market considerations. In addition, variable compensation is based on applicable companyguidance and plan documents as well as performance.

This is a hybrid position and involves regular performance of job responsibilities virtually as well as in-person at an assigned TU office location for a minimum of two days a week.

This job posting is for an existing vacancy. The opening is the result of a newly created position.

Accommodation is available, including for applicants with disabilities, in accordance with applicable laws.

TransUnion's Internal Job Title:

Consultant, Applications Development

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