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Java Application Developer Jobs in Ontario (NOW HIRING)

5 years of hands on experience in building an enterprise scale highly componentized application ... Must have strong Java programming concepts and hands on experience in application development ...

New

5+ years of hands on experience in building an enterprise scale highly componentized application ... Must have strong Java programming concepts and hands on experience in application development ...

New

... Java or Python, managing SQL databases, or deploying projects to the Cloud (AWS/GCP/Azure). We ... Lead code reviews, mentor junior engineers, and contribute to high-level architectural decisions ...

... developer on Java or AEM \n * Strong experience within: JavaScript, HTML5, CSS \/ Sass \n ... application security, AEM components, editable templates, workflows, OSGI Bundles, Maven, HTL and ...

... clients application function. \n \n \n \n \n \n Your Technical Experience And Education \n \n \n ... A strong Java Backend Developer with Core Java 8, Spring, Spring Boot, Hibernate, REST Web ...

Build and deploy new services \n * \n \n Join a team on a mission \n \n \n \n \n \n \n Role Overview We are looking for a senior application developer to develop PLSQL and Java software on our core ...

Be passionate, impactful and Be first \n * \n \n Join a team on a mission \n \n \n \n \n \n \n Role Overview We are looking for a senior application developer to develop PLSQL and Java software on ...

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 ...

Java Developer

Burlington, ON · On-site

CA$89K - CA$123K/yr

We are seeking a Java Developer with strong backend expertise and working knowledge of frontend ... Troubleshoot, debug, and resolve application and production issues. The expected pay range for this ...

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable ... systems Ensure application performance, scalability, reliability, and security Write clean ...

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable ... systems Ensure application performance, scalability, reliability, and security Write clean ...

Java Developer

Burlington, ON · On-site

CA$89K - CA$123K/yr

We are seeking a Java Developer with strong backend expertise and working knowledge of frontend ... Troubleshoot, debug, and resolve application and production issues. The expected pay range for this ...

We are seeking a talented Java Developer with expertise in Spring, Spring Boot, REST APIs, SOAP ... Maintain the application codebase, including applying security patches and addressing ...

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable ... systems Ensure application performance, scalability, reliability, and security Write clean ...

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable ... systems Ensure application performance, scalability, reliability, and security Write clean ...

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable ... systems Ensure application performance, scalability, reliability, and security Write clean ...

Showing results 21-40

Java Application Developer information

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

AspectJava Application DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science or related field, Java certificationsBachelor's in Computer Science or related field, Java certifications
Work EnvironmentDevelops, tests, and maintains Java applicationsDesigns and implements Java-based solutions, often involved in architecture
Employer & Industry UsageTech companies, software firms, enterprise applicationsTech firms, consulting, enterprise software development
Common Search & ComparisonFocuses on application development tasksBroader role including system design and architecture

Java Application Developers primarily focus on building, testing, and maintaining Java applications, while Java Software Engineers often have a broader role involving system design and architecture. Both roles require similar credentials and are used across tech and enterprise industries, but their day-to-day responsibilities differ slightly.

What are some common challenges Java application developers face when working on large-scale enterprise projects?

Java Application Developers working on large-scale enterprise projects often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining robust security practices. Coordinating with cross-functional teams like QA, DevOps, and UI/UX can also present integration and communication hurdles. Staying up-to-date with evolving Java frameworks and best practices is essential to address performance bottlenecks and optimize application efficiency. Proactive problem-solving and effective collaboration are key to overcoming these challenges.

What does a Java application developer do?

A Java Application Developer designs, develops, and maintains software applications using the Java programming language. They are responsible for writing clean, efficient code, debugging and resolving technical issues, and collaborating with other developers, designers, and stakeholders to ensure applications meet user needs. Java Application Developers often work on both frontend and backend components, integrate databases, and ensure the security and scalability of applications. They may also participate in code reviews, testing, and documentation throughout the software development lifecycle.

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

To thrive as a Java Application Developer, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development principles, typically supported by a degree in computer science or a related field. Familiarity with frameworks like Spring or Hibernate, version control systems such as Git, and experience with build tools and IDEs are highly valued, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Excellent problem-solving abilities, effective communication, and strong teamwork skills set top developers apart. These competencies ensure the delivery of robust, maintainable applications and facilitate collaboration in dynamic development environments.
What cities in Ontario are hiring for Java Application Developer jobs? Cities in Ontario with the most Java Application Developer job openings:
Infographic showing various Java Application Developer job openings in Ontario as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Java MS Developer

Virtusa

Mississauga, ON • On-site

Full-time

Posted 2 days ago

New


Job description

5 years of hands on experience in building an enterprise scale highly componentized application using Java, Spring Boot, Microservices, Database and using latest technologies.
Must have strong Java programming concepts and hands on experience in application development primary in REST APIs using Spring Boot.
Experience working with CI/CD pipelines, Kubernetes and other containerized platforms.
Ability to effectively interact, collaborate with global development team.
Investigate possible bug scenarios and production support issues.
Recent experience with modern AI technologies like LLM, Prompt Engineering etc. is preferred.
Experience developing application in Financial Services industry is preferred.
Responsibilities:

Understand the requirements and applying it to develop /maintain Java based application including backend.

Writing high quality , efficient code

Unit  testing, DB Understanding


Virtusa logo

About Virtusa

Sourced by ZipRecruiter

We are builders, makers, and doers with the technical skills and domain expertise to transform your business at scale and speed without disruption. Our unique Engineering First approach blends deep industry expertise and empowered, agile teams, to create holistic solutions that seamlessly move the business forward. We help clients engage with new technology paradigms to creatively build solutions that drive them to the forefront of their industries.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Westborough, MA, US

Year founded

1996

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