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Senior Java Engineer Jobs in Ontario (NOW HIRING)

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 ...

Konrad

Senior Java Developer

Toronto, ON · Hybrid

CA$120K - CA$145K/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 ...

StackandCo

... Centre on a Senior Software Engineer vacancy (multiple available). \n \n \n \n \n \n We need ... Highly skilled Software Engineer, ideally 7+ years' experience primarily in Java (flexible) \n

StackandCo

... on a Senior Software Engineer vacancy. \n \n \n \n \n \n This is a nice opportunity to join a ... Highly skilled Software Engineer, ideally 7+ years' experience primarily in Java (flexible) \n

StackandCo

We are looking for a Senior Developer for our clients digital solutions area were you will be using Adobe Experience Manager. Although AEM experience would be ideal, this can be substituted for Java ...

Luxoft

Senior Java Developer

Mississauga, ON

As a developer, the candidate will be responsible for developing & deploying technical solution ... es:- Java (Core, JDBC, MT, Collections, I/O), Spring B oot- SQL.PL-SQL on Oracle DB- Container ...

StackandCo

We are looking for a Senior Developer for our clients digital solutions area were you will be using Adobe Experience Manager. Although AEM experience would be ideal, this can be substituted for Java ...

StackandCo

Minimum 7 years Java Development experience \n * Excellent communication skills both written and verbal \n * Strong experience using Spring framework \n * SQL experience \n \n \n This role will be ...

Behavox

Senior Software Engineer (JAVA)

Toronto, ON · On-site

About the Role The Software Engineer (Java) operates at a senior engineer level, driving technical direction across core product domains. The role combines deep hands-on Java engineering with ...

Td

Senior IT Java Developer

Toronto, ON · On-site +1

CA$105K - CA$129K/yr

Job Summary We are seeking a Senior Java Developer / Architect to design, build, and operate scalable, event-driven, cloud-native applications using Apache Kafka, Spring Boot, and Microsoft Azure.

StackandCo

... an engineer who wants to learn, try new things and share their ideas\/experience along with the rest of the team. \n \n \n \n \n \n Tech Stack Java \/ React \/ Docker \/ Kubernetes \/ MongoDB ...

StackandCo

... n * 5+ years' Java Development experience \n * Cloud experience \n * An interest in Machine ... An ambition to lead engineers would be nice to have \n * Solid Linux background \n \n \n \n \n \n

StackandCo

It still maintains a close knit community environment with very low staff turnover. \n \n \n \n \n \n We are looking for a Fullstack Developer \- Java\/Spring stack with a React frontend (more ...

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Ontario

Senior Java Engineer information

See Ontario salary details

$77.5K

$133.8K

$193K

How much do senior java engineer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for senior java engineer in Ontario is $133,849.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,000.00 and $150,000.00 per year, depending on experience, location, and employer.

What are some common challenges Senior Java Engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

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

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are Senior Java Engineers?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.
What cities in Ontario are hiring for Senior Java Engineer jobs? Cities in Ontario with the most Senior Java Engineer job openings:
What are popular job titles related to Senior Java Engineer jobs in ON? For Senior Java Engineer jobs in ON, the most frequently searched job titles are:
Senior Java Engineer jobs near you

Senior Java Developer

StackandCo

Galway, NY • On-site

Full-time

Posted 16 days ago

Job description

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\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 will act as the liaison between the development and design team.<\/span>
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  • Minimum 5 years development experience \- Java
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  • Excellent communication skills \- both written and verbal
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  • Strong experience with Spring
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  • JavaScript experience
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  • SQL
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