1

Junior Java Developer Jobs in Ontario (NOW HIRING)

A Java Developer designs, develops, tests, and maintains scalable Java-based applications (web, enterprise, mobile) by writing clean code, collaborating with teams, and integrating with databases and ...

Senior Java Developer

Toronto, ON · On-site +1

$91K - $120K/yr

Are you a Senior Java Developer who loves working with cutting-edge technologies and solving complex problems? If so, we have an exciting opportunity for you! We are looking for a Senior Java ...

\n \n \n \n \n Our client in Galway are beginning to hire Java Engineers (up to senior level) to help the team build out their globally renowned and ever\-present SAAS offering on a permanent basis.

Java Developer

Toronto, ON · Hybrid

CA$90K - CA$125K/yr

About The Role As a Full Stack Java Developer you'll be tasked with working on web application development in Java and Spring Boot. Working within the software development team, your duties will ...

\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 ...

Senior Java Developer

Etobicoke, ON · Hybrid

CA$120K - CA$140K/yr

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

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 ...

\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 ...

Full Stack Java Developer

Mississauga, ON · Hybrid

CA$79K - CA$110K/yr

Coach and support junior analysts, sharing technical knowledge and contributing to team capability ... Java (Java 8) coding skills and proficiency in concurrent programming. Working knowledge of ...

\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 ...

\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 ...

\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 ...

\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 ...

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Java Developer 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 to better ...

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 ...

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Java Developer 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 to better ...

\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 ...

Showing results 21-40

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 Sep 7, 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 a junior Java developer?

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.

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.

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

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.

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.

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.

How much do junior Java developers make?

Junior Java developers typically earn between $50,000 and $80,000 annually, depending on location, industry, and experience. Entry-level roles often require knowledge of Java, object-oriented programming, and development tools like Eclipse or IntelliJ IDEA.

Is a Junior Java Developer still in demand?

Junior Java Developers remain in demand due to the widespread use of Java in enterprise applications, web development, and Android app creation. Employers seek candidates with foundational Java skills, knowledge of frameworks like Spring, and familiarity with version control tools such as Git. Continuous learning and certifications can enhance job prospects in this field.

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 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:

Infographic showing various Junior Java Developer job openings in Ontario as of August 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 72% In-person, 11% Hybrid, and 17% Remote job distribution, with an average salary of $77,655 per year, or $37.3 per hour.

Sr Java developer

Atyeti Inc

Toronto, ON • On-site

Full-time

Re-posted 24 days ago


Job description

A Java Developer designs, develops, tests, and maintains scalable Java-based applications (web, enterprise, mobile) by writing clean code, collaborating with teams, and integrating with databases and systems, focusing on user needs and best practices like Agile, with duties ranging from coding and debugging to system analysis and user support, often involving frameworks like Spring and tools like Git.

Core Responsibilities

  • Design & Development: Build new and enhance existing Java applications, including back-end services, APIs (RESTful), and user interfaces.
  • Coding & Debugging: Write efficient, maintainable, and documented code, fixing bugs and troubleshooting issues

Key Skills & Qualifications

  • Strong Java programming skills, often with experience in frameworks (Spring).
  • Familiarity with databases (SQL/NoSQL), APIs, and version control (Git).
  • Understanding of full development lifecycle (SDLC) and Agile methodologies.
  • Problem-solving, analytical thinking, and strong communication.

Typical Environment

  • Often works in Agile teams, contributing to web, mobile, and enterprise systems.
  • Involves working with front-end developers, QA, and business analysts.