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Java Junior Jobs in Ontario (NOW HIRING)

Java Backend Developer

Etobicoke, ON ยท 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 ...

The Role Scotiabank is looking for a motivated and enthusiastic Junior Full Stack Developer (Level ... Java What You'll Do: * Develop and maintain responsive web applications using ReactJS * Build and ...

Low latency Senior Java Developer

Mississauga, ON ยท 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 ...

Senior Technical Consultant - JAVA

Mississauga, ON ยท On-site +1

  • Medical

  • Life

  • Retirement

  • PTO

Effective communication and mentoring junior Technical Consultants. Required Experience: * Relevant ... Strong C/C++/C# /Java skills * Good Unix, Linux or Windows skills * SQL on Oracle, Sybase or MS SQL

Software Developer (Junior)

Kanata, ON ยท On-site +1

CA$85K - CA$105K/yr

About the Role This position is for a Junior Software Developer to join our API & Applications team, developing multi-language SDK client libraries (Java, Python, C, C#, JavaScript, Go) that power ...

As a Junior Software Technical Support Engineer supporting the Nokia Network Services Platform (NSP ... Academic or personal project experience with Java, python and/or Go (Golang) * Interest in network ...

Mentor junior and intermediate developers, share knowledge and promote consistent engineering ... Strong Java and Spring Boot development experience, including REST APIs, Maven, JSON and service ...

Familiarity with at least one programming language such as Java, JavaScript, Python * Basic understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB). * Familiarity with ...

Director of Software Development

Ottawa, ON ยท Remote

  • Medical

  • Dental

  • PTO

Extensive experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience with the following; Java , Node.js , MongoDB , React , HTML ...

Director of Software Development

Ottawa, ON ยท Remote

  • Medical

  • Dental

  • PTO

Extensive experience mentoring junior developers; performing code reviews, contributing to architectural decision-making, and * Experience with the following; Java , Node.js , MongoDB , React , HTML ...

Showing results 21-40

Java Junior information

What is a Java Junior?

Java Junior developers are entry-level software engineers who specialize in programming using the Java language. They typically have a foundational understanding of Java syntax, object-oriented programming concepts, and basic software development practices. Java Juniors often assist with coding, debugging, and testing under the supervision of more experienced developers, while continuously learning and building their technical skills. Their responsibilities may also include maintaining existing applications and writing simple features as part of a development team.

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

To thrive as a Java Junior, you need a solid understanding of Java programming, object-oriented principles, and a relevant degree or coursework in computer science. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems (such as Git), and basic knowledge of databases are typically expected. Strong problem-solving abilities, eagerness to learn, and good communication skills help juniors excel in collaborative and fast-paced environments. These skills enable efficient coding, effective teamwork, and smooth adaptation to evolving project requirements.

What are some typical challenges a Java Junior might face when starting out, and how can they overcome them?

As a Java Junior, you may encounter challenges like understanding complex codebases, adapting to agile development practices, and debugging unfamiliar issues. It's common to feel overwhelmed at first, but asking questions, participating in code reviews, and pairing with more experienced developers can accelerate your learning. Regularly practicing coding, studying documentation, and using collaboration tools will also help you quickly become a productive member of the team.

What is the difference between Java Junior vs Java Developer?

AspectJava JuniorJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentTraining, mentorship-focusedProject-driven, independent
ResponsibilitiesLearning, basic coding tasksDesign, develop, maintain Java applications

Java Junior roles are entry-level positions focused on learning and supporting Java projects, often requiring minimal experience. Java Developers have more experience, handle complex tasks, and contribute to project design and implementation. The transition from Java Junior to Java Developer involves gaining skills, experience, and certifications over time.

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

The most popular types of Java jobs in Ontario are:

What cities in Ontario are hiring for Java Junior jobs?

Cities in Ontario with the most Java Junior job openings:

Infographic showing various Java Junior 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.

Java Backend Developer

Localcoin

Etobicoke, ON โ€ข Hybrid

CA$100K - CA$135K/yr

Full-time

Re-posted 5 days ago


Job description

ABOUT US

Localcoin, founded in 2017 with headquarters in Toronto, is on a mission to simplify the process and experience of buying or selling digital currencies globally. We envision bringing digital currency to the mainstream financial market through partnerships with leading corporate and franchised retail spaces. With terminals across Canada, Poland and the APAC region, including Australia, Hong Kong, and New Zealand, Localcoin is now the fastest growing Bitcoin ATM operator in the world.

At its core, Localcoin believes that everyone should be able to own cryptocurrency and have a deep understanding of blockchain technology. As a member of our rapidly growing team, you'll join a talented, dynamic group of team members who will encourage you to learn, grow, and thrive in your career every step of the way.

If you're a self-starter looking to hone your skills in a startup environment that fosters innovation, transparency, and team connectivity, we look forward to hearing from you!

THE ROLE

Salary Range: $100,000 - $135,000

Localcoin seeks to inspire the future of digital currency globally as the largest bitcoin ATM network in Canada. We are looking for an individual who is passionate about learning new technologies to join our growing Engineering team as our Java Back End Developer.

As a Java Back-End Developer at Localcoin, you will be responsible for developing and maintaining functional and stable back end applications for our company, ensuring system consistency and availability. Working alongside the Engineering team, you should have an unyielding desire to learn and broaden your horizon along with contributing towards daily deliverables. You should be a team player, familiar with the Agile framework of delivery.

This position will be based out of our office in Etobicoke, ON, and will have a hybrid work schedule of 2 days a week.

WHAT YOU'LL BE DOING

  • Work closely with technical and non-technical stakeholders to design and implement secure, scalable, and maintainable integration solutions aligned with business strategy.
  • Ensure applications and integrations adhere to best practices for security, compliance, and data protection, proactively identifying and mitigating vulnerabilities.
  • Develop, maintain, troubleshoot, and debug Java applications and integrations, ensuring high availability and optimal performance.
  • Collaborate with UI teams to ensure seamless front-end and back-end interactions, optimizing for performance, security, and user experience.
  • Implement secure coding practices, conduct peer code reviews, and contribute to system stability and resilience.
  • Monitor application performance, identify bottlenecks, and enhance efficiency to improve user experience and system reliability.
  • Respond to integration issues, resolve production incidents efficiently, and contribute to post-mortem analysis and improvements.
  • Stay updated with the latest Java development trends, security best practices, and architectural improvements to enhance system robustness.
  • Guide and mentor junior developers, fostering a culture of learning, best practices, and technical excellence. Provide support through code reviews, technical guidance, and skill development.

WHAT WE'RE LOOKING FOR

  • 5+ years in backend development and strong knowledge in Java 8 along with Maven or Gradle.
  • In-depth experience with Spring framework, including Spring - Boot, JPA, MVC and Spring Security for building RESTful services.
  • Experience with functional testing, unit testing, code coverage and static code analysis tools such as Sonar.
  • Experience with BDD and related tools.
  • Strong proficiency in SQL. DDL, DML, relational database design and indexing in any well known SQL databases such as MySQL, Postgres, Oracle DB, MSSQL
  • Proficient in Git flow, Maven, NGINX and Docker.

NICE TO HAVES

  • Experience with any CI/CD platforms on the cloud
  • Expertise on Linux platforms and shell commands
  • Good understanding of cloud environments like AWS/GPC
  • Experience in Angular/React JS
  • Expertise using Swagger and/or Postman tools
  • Good understanding about database-migration tools such as Flyway


WHAT YOU'LL LOVE ABOUT US

  • Competitive Salary & Benefits – We value and reward our team members.
  • RRSP Group Matching Program – We invest in your financial well-being.
  • Hybrid Work Environment – Enjoy flexibility while being part of a dynamic team.
  • Professional Development – Opportunities for learning and growth covered by Localcoin.
  • Team Culture & Events – Regular socials, team meetings, and collaborative workspaces.
  • Impactful Work – Play a key role in a growing company and make a real difference.
  • Great Place to Work® Certified – Proudly recognized for our positive workplace culture and employee experience.

JOIN OUR INCLUSIVE TEAM

Localcoin is committed to building an inclusive, accessible, and equitable workplace. We welcome applicants from all backgrounds and do not discriminate based on race, ancestry, place of origin, color, ethnic origin, citizenship, creed, sex, sexual orientation, gender identity or expression, age, marital status, family status, or disability.

If you require accommodation at any stage of the recruitment process, please notify the Talent team or email careers@localcoinatm.com.

Applicants must be legally eligible to work in Canada. At this time, we are not able to provide visa sponsorship.

AI DISCLOSURE STATEMENT

We want to share that we may use artificial intelligence (AI) tools to help screen and assess applications. While technology helps us stay organized and efficient, every hiring decision at Localcoin is made by real people who care about finding the best addition to our team. These tools are used to support our process—not to replace the human judgment and connection that are core to our culture.