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Sr Java J2Ee Developer Jobs in Toronto, ON (NOW HIRING)

... or Java/J2EE. Knowledge of JS frameworks is a plus. Good hands on knowledge of web technologies ... Understanding of engineering culture. Experience with building enterprise solutions is a plus.

We are looking for a highly skilled and innovative Senior Developer who is passionate about ... Java, J2EE, Spring Boot * REST and SOAP Web Services * Angular (18+), React, JavaScript, HTML5, and ...

We are looking for a highly skilled and innovative Senior Developer who is passionate about ... Java, J2EE, Spring Boot * REST and SOAP Web Services * Angular (18+), React, JavaScript, HTML5, and ...

We are looking for a highly skilled and innovative Senior Developer who is passionate about ... Java, J2EE, Spring Boot * REST and SOAP Web Services * Angular (18+), React, JavaScript, HTML5, and ...

We're looking for a skilled Java Developer to enhance our platform and integrate it with trading systems across markets. Role Overview/What You'll Do * Collaborate with management to integrate ...

New

As a Sr. IBM MDM Developer within Client Systems, Canadian Banking Engineering team, you will play ... Design and implement backend services using J2EE technologies (Java, MQ, SQL, ORM frameworks)

At the more senior levels, application developers are expected to train others, participate in ... Java/J2EE, Rest/Soap Web services, Spring framework and Spring Boot, Kafka, Git, Maven, Nexus ...

At the more senior levels, application developers are expected to train others, participate in ... Java/J2EE, Rest/Soap Web services, Spring framework and Spring Boot, Kafka, Git, Maven, Nexus ...

Team Description The Counterparty Credit Risk group at TD Securities is seeking experienced Java Developers to build the next generation of risk computation platforms. The core mission of the ...

At the more senior levels, application developers are expected to train others, participate in ... Java/J2EE, Rest/Soap Web services, Spring framework and Spring Boot, Kafka, Git, Maven, Nexus ...

Working knowledge of building Java services * 6+ years of experience as a software engineer working on large scale development projects * 2 to 3 years product manager experience * Strong ...

Senior Software Developer (Full stack) Location: Toronto, ON Pay rate: $85 - $90/hr depending on ... Hybrid Must Have: * 10+ years of experience with Java, J2EE, EJB, STRUTS, Spring Boot, Web Services ...

... Java - J2EE (Servlets, JDBC, EJB, JSP, JMS), Spring Framework * 5 + years Unix/ Shell Scripting ... Experience with DevOps, version control system such as Bitbucket, CheckMarkx * A recognized ...

Showing results 21-40

Sr Java J2Ee Developer information

What is the difference between Sr Java J2Ee Developer vs Java Software Engineer?

AspectSr Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDesigns and develops Java applications, may work in teams or individually
Industry UsageCommon in finance, healthcare, and enterprise sectorsUsed across various industries including tech, finance, and startups
Search & Comparison IntentOften compared for seniority, responsibilities, and skillsCompared for roles, skills, and career progression

While both roles involve Java development, Sr Java J2Ee Developers typically focus on enterprise-level applications with more experience and responsibilities, whereas Java Software Engineers may work on a broader range of Java projects, including both enterprise and consumer applications.

What are some common challenges Sr Java J2EE developers face when working on large-scale enterprise applications?

Sr Java J2EE Developers often encounter challenges such as managing application scalability, ensuring code maintainability, and integrating with legacy systems. Large-scale projects typically involve coordinating with cross-functional teams, which requires effective communication and collaboration skills. Additionally, staying updated with evolving frameworks and best practices is crucial to address performance bottlenecks and maintain security. Proactively addressing these challenges is essential for delivering robust, high-quality enterprise solutions.

What is a Sr Java J2EE developer?

Sr Java J2EE Developers are experienced software engineers who specialize in building, deploying, and maintaining enterprise-level applications using Java and the Java 2 Platform, Enterprise Edition (J2EE). They work with technologies like Servlets, JSP, EJB, and frameworks such as Spring and Hibernate to develop scalable, secure, and reliable software solutions. Senior developers often lead teams, design system architecture, and ensure best coding practices are followed throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Sr Java J2EE developer, and why are they important?

To thrive as a Sr Java J2EE Developer, you need advanced proficiency in Java programming, expertise in J2EE frameworks, and a bachelor's degree in computer science or a related field. Familiarity with tools like Spring, Hibernate, Maven, RESTful APIs, and version control systems such as Git is typically required. Strong problem-solving abilities, effective communication, and leadership skills make a developer stand out in this senior role. These competencies are crucial for designing robust enterprise applications, collaborating with cross-functional teams, and leading projects to successful completion.
What are popular job titles related to Sr Java J2Ee Developer jobs in Toronto, ON? For Sr Java J2Ee Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Sr Java J2Ee Developer jobs in Toronto, ON look for? The top searched job categories for Sr Java J2Ee Developer jobs in Toronto, ON are:
What cities near Toronto, ON are hiring for Sr Java J2Ee Developer jobs? Cities near Toronto, ON with the most Sr Java J2Ee Developer job openings:
Infographic showing various Sr Java J2Ee Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 51% Full Time, and 49% Contract. Highlights an 93% In-person, and 7% Hybrid job distribution.

Senior Java Developer (Kafka/API)

Sun Life Financial

Toronto, ON • On-site, Remote

Full-time

Posted 14 days ago


Sun Life Assurance Company of Canada rating

8.6

Company rating: 8.6 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

89th of 304 rated insurance


Job description

You are as unique as your background, experience and point of view. Here, you'll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll have new and exciting opportunities to make life brighter for our Clients - who are at the heart of everything we do.


At Sun Life, we're driven by our Purpose: helping our Clients achieve lifetime financial security and live healthier lives. Our values shape how we work: caring, authentic, bold, inspiring, and impactful.


When you join Sun Life, you'll work with passionate colleagues and empowering leaders who support your growth and celebrate your contributions, so you can make a meaningful difference in our Clients' lives.


Discover how you can make a difference in the lives of individuals, families and communities around the world.


Job Description:

Role Summary:

The Canadian IT - Platform and Engineering team is looking for a Senior Software Developer with at least 5 years of Java application analysis and development experience. The successful candidate will have strong technical and problem-solving skills and will show initiative, be accountable for results.

What will you do?

  • Lead and participate in the design, development, deployment of Java REST web service APIs and microservices using Docker and Kubernetes.
  • Ensure service designs follow approved architecture.
  • Learn and incorporate emerging API technologies into our APIs.
  • Build event driven services using Kafka
  • Use and enhance our Dev Ops tools and processes for CD/CI, these tools include Jenkins, Artifactory, BitBucket, Gradle, Continuous Delivery Director, Ansible
  • Mentor and support colleagues in their capabilities
  • Identify defects in services, debug and provide effective solutions to resolve the defects.
  • When required, support existing APIs built on older technologies e.g., Websphere, DB2, Java UI etc.

The API Platform:

  • Our APIs are
    • REST services built from Open API/Swagger specs
    • written in Java Spring Boot,
    • Deployed to a Kubernetes environment (on prem/AWS) using Docker containers
    • secured with oauth2 using Okta
  • Build new microservices/domain services that populate and access database technology like MongoDB and Postgres
  • Build event driven processes/microservices that consume topics from Kafka

What you need to succeed:

  • Post secondary Computer Science diploma or degreeMore than 5 years of development skills and progressive information technology experience with full application development life cycle and systems integration experience
  • Strong working experience with Java APIs, REST, SOAP, Spring, JSON, Open API, Swagger, web services and web hosting technologies
  • 1+ years experience using DevOps tools (Jenkins, Artifactory, BitBucket, Maven, CDD/Ansible)
  • 2+ years experience with Kafka and/or Kafka Streams (with KSQL)
  • Customer obsession - customers are at the center of all we do
  • Strong analytical and problem-solving skills with ability to analyze situations/problems systematically and deliver effective right-sized solutions in a timely manner
  • Experience with managing and coordinating team activities in a multi-site environment.Strong organizational and planning skill
  • Excellent verbal and written communications skills
  • As this position is posted in several locations, we specify that bilingualism (French, English, both oral and written) is required for Quebec only for the frequent interactions with English and French-speaking colleagues or internal partners across Canada or worldwide.

Assets:

  • Experience with Kubernetes, Okta, AWS, MongoDB
  • Experience with Group Benefits products and business domains
  • Experience with WebSphere, DB2, Java UI: Swing, Spring MVC, SonarQube for static code analysis
  • Exposure to Enterprise Service Bus (ESB) integration architectures and technologies

Additional Requirements:

  • Periodic weekend / after-hours work may be required to support project implementations and system upgrades
  • Occasional travel between SLF locations may be required depending on work assignments

What's in it for you:

  • We're honoured to be recognized as a 2026 Best Workplaces in Canada by Great Place to Work Canada.
  • We are thrilled to be recognized by Excellence Canada with their top-level certification, the Canada Order of Excellence for Mental Health at Work, for prioritizing employee well-being, fostering a positive work culture, and achieving excellence in mental health.
  • Wellness programs that support the three pillars of your health - mental, physical, and financial
  • The opportunity to move along a variety of career paths with amazing networking potential.
  • As a hybrid organization, you and your leader use business and Client needs to choose where you work, at home or in the office

This role requires Reliability Status Clearance. In addition to a law enforcement inquiry and a credit check, as part of your application, the Government of Canada will ask if you lived or travelled outside of Canada for 6-consecutive months during the last 5 years, and you must account for all activities during this time. Important: Obtaining Reliability Status Clearance within a reasonable amount of time is a condition required to start employment for this role at Sun Life.

Must be able to satisfactorily complete applicable background checks prior to the start date and during employment, in accordance with Sun Life's policies and practices.


The Base Pay range is for the primary location for which the job is posted. It may vary depending on the work location of the successful candidate or other factors. In addition to Base Pay, eligible Sun Life employees participate in various incentive plans, payment under which is discretionary and subject to individual and company performance. Certain sales focused roles have sales incentive plans based on individual or group sales results.


Diversity and inclusion have always been at the core of our values at Sun Life. A diverse workforce with wide perspectives and creative ideas benefits our Clients, the communities where we operate and all of us as colleagues. We welcome applications from qualified individuals from all backgrounds.


Persons with disabilities who need accommodation in the application process, or those needing job postings in an alternative format, may e-mail a request to thebrightside@sunlife.com.


We are proud to be a hybrid organization that offers our employees the choice and flexibility to work from both the office and virtually based on the needs of the business, our Clients and you.


We may use artificial intelligence to support candidate sourcing, screening, interview scheduling.


We thank all applicants for showing an interest in this position. Only those selected for an interview will be contacted.


Salary Range:

90,000/90 000 - 140,000/140 000

Job Category:

IT - Application Development

Posting End Date:

10/08/2026

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