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Junior Java Programmer Jobs in Ontario (NOW HIRING)

StackandCo

  • Medical

  • Retirement

\n \n \n \n \n Junior Java Developer 35K p\/a + benefits Java, AWS, Javascript \n \n \n \n \n \n We're looking for Junior Java Developers to join a globally renowned Fintech at their trendy Dublin ...

StackandCo

  • Medical

  • Retirement

\n \n \n \n \n We are looking for Junior Java Developers to join a globally renowned FinTech company at their trendy Dublin City Centre offices. \n \n \n \n \n \n You'll delve deep into their cloud ...

Virtusa

Senior Java Developer

Mississauga, ON · On-site

The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a strong understanding of system design, and the ability to mentor junior engineers while ...

Virtusa

Senior Java Developer

Mississauga, ON · On-site

The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a strong understanding of system design, and the ability to mentor junior engineers while ...

Virtusa

Senior Java Developer

Mississauga, ON

The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a strong understanding of system design, and the ability to mentor junior engineers while ...

Targeted Talent

Senior Java Developer

Kitchener, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Senior Java Developer

Waterloo, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Senior Java Developer

Waterloo, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Senior Java Developer

Kitchener, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Senior Java Developer

Ottawa, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Senior Java Developer

Ottawa, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Localcoin

Java Backend Developer

Etobicoke, ON · Hybrid

CA$100K - CA$135K/yr

As a Java Back-End Developer at Localcoin, you will be responsible for developing and maintaining ... Guide and mentor junior developers, fostering a culture of learning, best practices, and technical ...

Citi

Low latency Senior Java Developer

Mississauga, ON · On-site

CA$120K - CA$170K/yr

Mentor junior developers and analysts. Must Have Key Skills and Experience Required * 8+ years relevant experience. * Extensive Core Java 17 version & above experience with strong knowledge of data ...

Targeted Talent

Java Technical Lead

Ottawa, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Java Technical Lead

Kitchener, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Java Technical Lead

Waterloo, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Java Technical Lead

Waterloo, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

Targeted Talent

Java Technical Lead

Kitchener, ON · Remote

Prior experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience working with Java , including great working knowledge of Java8 ...

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All JobsJava Programmer JobsJunior Java Programmer JobsJunior Java Programmer Jobs in Ontario

Junior Java Programmer information

What is a junior Java programmer?

Junior Java Programmers are entry-level software developers who specialize in writing, testing, and maintaining code using the Java programming language. They typically work under the supervision of more experienced developers and assist in developing applications, debugging issues, and learning best practices in software development. Their responsibilities often include understanding project requirements, writing clean code, and collaborating with team members to deliver high-quality software solutions. This role is ideal for individuals who have foundational knowledge of Java and are looking to gain professional experience in the field.

What types of projects or tasks can a junior Java programmer expect to work on in their first year?

As a Junior Java Programmer, you can expect to work on a variety of tasks such as debugging existing code, writing unit tests, developing small features, and assisting with backend development on larger projects. You'll often collaborate closely with senior developers and participate in code reviews to learn best practices. Many organizations assign juniors to maintenance tasks or simpler modules at first, gradually increasing responsibility as you build confidence and technical skills. This hands-on experience is invaluable for understanding software development workflows and improving your coding abilities.

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

To thrive as a Junior Java Programmer, you need a solid understanding of Java programming, object-oriented concepts, and a relevant degree or coursework in computer science. Familiarity with development environments like Eclipse or IntelliJ IDEA, version control systems such as Git, and basic knowledge of databases are typically required. Strong problem-solving skills, attention to detail, and the ability to communicate effectively within a team are important soft skills. These competencies are crucial for delivering clean, maintainable code and collaborating efficiently on software projects.

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

AspectJunior Java ProgrammerJava Developer
Required CredentialsBasic Java certifications, some programming experienceAdvanced Java certifications, multiple years of experience
Work EnvironmentEntry-level projects, supervised tasksDesign, develop, and maintain complex applications
Employer & Industry UsageTech companies, startups, IT departmentsSoftware firms, enterprise solutions, large-scale projects

While Junior Java Programmers focus on learning and executing basic Java tasks under supervision, Java Developers handle more complex development responsibilities, including designing and implementing software solutions. The roles differ mainly in experience level and scope of work, but both require a solid understanding of Java programming.

What are the most commonly searched types of Java Programmer jobs in Ontario?

The most popular types of Java Programmer jobs in Ontario are:

What cities in Ontario are hiring for Junior Java Programmer jobs?

Cities in Ontario with the most Junior Java Programmer job openings:

Junior Java Programmer jobs near you
Infographic showing various Junior Java Programmer job openings in Ontario as of August 2026, with employment types broken down into 79% Full Time, 12% Part Time, and 9% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution.

Junior Java Developer

StackandCo

Full-time

Medical, Retirement

Re-posted 17 days ago

Job description

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\n Junior Java Developer
35K p\/a + benefits
Java, AWS, Javascript<\/span>\n <\/div>\n
\n
\n <\/div>\n
\n We're looking for Junior Java Developers to join a globally renowned Fintech at their trendy Dublin City Centre offices. You'll delve deep into their cloud\-based products alongside a talented team of devs, working primarily with a backend Java stack with some Angular on the frontend. Strong academics are a huge advantage here, commercial experience ideal but we are open to impressive graduates. A range of top benefits are on offer including 10% pension (non\-contributory), Healthcare (dependents also), travel allowance, bonus etc.<\/span>
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\n The Person<\/u>
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  • Excellent working knowledge of Java.
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  • Strong academics (BSc Degree, 2:1 \/ 1:1 \- Comp Science, Maths etc)
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  • Ambitious and eager to progress.
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  • Commercial experience would be ideal.
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  • Good interpersonal skills, able to work well in a fast\-moving agile environment.
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    \n
    \n <\/div>\n
    \n
    \n <\/div><\/span>
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