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Backend Engineer Java Jobs in Ontario (NOW HIRING)

StackandCo

\n \n \n \n My Client, a global fintech company, is going through an exciting phase of expansion, has an excellent opportunity for a Backend Server \- Java Developer Expert. \n \n \n \n \n You must be ...

StackandCo

\n \n \n \n \n My Client, a global fintech company, going through an exciting phase of expansion, has an excellent opportunity for a Backend Server \- Java Developer. \n \n \n \n \n \n \n Day To Day ...

Pigment

Senior Backend Software Engineer

Toronto, ON · On-site +1

CA$100K - CA$180K/yr

Solid background in backend software engineering and delivering production-ready systems. - Proven experience designing object oriented software with languages such as C#, Java, C++, Golang, Rust ...

United Airlines

Java Back end Developer

Toronto, ON · On-site

Architect and build scalable backend services and modern frontend applications. * Champion AI/LLM ... Lead code reviews, establish engineering standards, and mentor junior engineers. * Participate in ...

Capco

Staff Java Engineer (Backend)

Toronto, ON · On-site

You'll partner with architects, product owners, and engineering teams to design and deliver resilient, scalable backend solutions using modern Java technologies, cloud platforms, and engineering best ...

Manulife

Back-End Software Engineer

Toronto, ON · Hybrid

CA$86K - CA$136K/yr

As a Back-end Software Engineer within Group Functions Technology, you will be a key member ... Familiarity with Java and Java Spring Boot is an asset Preferred Qualifications: * Experience in ...

Manulife

Back-end Software Engineer (Kotlin)

Waterloo, ON · Hybrid

CA$86K - CA$136K/yr

Required Qualifications: 3+ years Back-end development experience Kotlin, Java (Spring Boot, Spring ... automated engineering platform Architecture & integrations SOAP, REST, GraphQL services ...

Okta

Staff Software Engineer - Backend

Toronto, ON · On-site

Staff Software Engineer- Backend , Device Identity We seek a dynamic and influential Staff Software ... The ideal candidate will leverage their deep Java experience to architect, build, and scale the ...

YO AI Labs

Backend Engineer - Remote

Toronto, ON · Remote

$80 - $120/hr

Senior Software Engineer Job Type: Contractor (~15 hours/week) Location: Remote Job Summary We are ... Strong proficiency in Python 3, Java, Rust, C++, or TypeScript . * Strong understanding of ...

YO AI Labs

Backend Engineer - Remote

Ottawa, ON · Remote

$80 - $120/hr

Senior Software Engineer Job Type: Contractor (~15 hours/week) Location: Remote Job Summary We are ... Strong proficiency in Python 3, Java, Rust, C++, or TypeScript . * Strong understanding of ...

Sapsol Technologies Inc

Java Backend

Mississauga, ON · On-site

Qualifications: 1. Java Expertise: Has at least 9+ years of hands-on Java development experience ... This level of database knowledge is crucial for data-heavy applications and backend services. 4. ...

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Backend Engineer Java information

What does a backend engineer Java do?

A Backend Engineer Java is responsible for developing and maintaining the server-side logic, databases, and application programming interfaces (APIs) using the Java programming language. They ensure that the backend of web applications or software systems is efficient, secure, and scalable. Their work often involves collaborating with frontend developers, designing system architecture, and optimizing performance to handle large volumes of user requests. Backend Java engineers often use frameworks such as Spring or Hibernate and work with databases like MySQL or PostgreSQL.

What are the key skills and qualifications needed to thrive as a backend engineer Java?

To thrive as a Backend Engineer Java, you need a solid understanding of Java programming, data structures, algorithms, and experience with backend frameworks, typically supported by a relevant degree or industry experience. Familiarity with tools and technologies such as Spring Boot, RESTful APIs, relational databases, and build systems like Maven or Gradle is commonly required. Problem-solving ability, teamwork, and effective communication are crucial soft skills for excelling in collaborative and fast-paced development environments. These combined skills ensure robust, scalable backend systems that meet business needs and integrate smoothly within larger software architectures.

How does a backend engineer Java typically collaborate with frontend developers and other stakeholders in a project?

As a Backend Engineer Java, you will regularly collaborate with frontend developers to ensure seamless integration between server-side logic and user interfaces. This often involves participating in design discussions, clarifying API requirements, and troubleshooting integration issues. You’ll also engage with product managers, QA engineers, and sometimes DevOps teams to align on project goals, timelines, and deployment strategies. Effective communication is key to translating business requirements into reliable backend solutions and maintaining smooth workflows across the team.

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

AspectBackend Engineer JavaBackend Developer Java
Primary FocusDesigning, developing, and maintaining server-side applications and systemsImplementing and coding backend functionalities based on specifications
ResponsibilitiesSystem architecture, performance optimization, API developmentWriting code, debugging, integrating databases
Skills & CertificationsJava, Spring, REST APIs, SQL, cloud platformsJava, Spring, SQL, version control, testing tools
Work EnvironmentCollaborative teams, project planning, architecture designCode implementation, debugging, feature development

Both roles require Java expertise and similar certifications, but Backend Engineer Java typically involves higher-level system design and architecture responsibilities, while Backend Developer Java focuses more on coding and implementing features. Employers often see these roles as complementary within software development teams.

What are popular job titles related to Backend Engineer Java jobs in Ontario?

For Backend Engineer Java jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Backend Engineer Java jobs in Ontario look for?

The top searched job categories for Backend Engineer Java jobs in Ontario are:

What cities in Ontario are hiring for Backend Engineer Java jobs?

Cities in Ontario with the most Backend Engineer Java job openings:

Backend Engineer Java jobs near you
Infographic showing various Backend Engineer Java job openings in Ontario as of August 2026, with employment types broken down into 85% Full Time, 12% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution.

Backend Server Java Engineer

On-site

StackandCo
See more jobs at StackandCoexternal

Full-time

Re-posted 8 days ago

Job description

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My Client, a global fintech company, is going through an exciting phase of expansion, has an excellent opportunity for a Backend Server \- Java Developer Expert.<\/span><\/span><\/span><\/span>\n
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You must be a flexible Java engineer<\/i> who is not afraid to be involved in product discussions and also to work with multiple parts of the stack.  <\/span><\/span><\/span><\/span>\n
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What you will be doing:<\/b><\/span><\/span><\/span><\/span>\n
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   Own the backend stability and feature set roadmap for the Clover Go And Companion App applications; add new features, resolve bugs, and refactor\/ improve code base.<\/span><\/span><\/span><\/span>\n
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   Identify technical requirements in product meetings and assist the business team with realistic project planning and feature development; translate product requirements into functional, maintainable, extensible software that is in\-line with company objectives<\/span><\/span><\/span><\/span>\n
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   Implement new Clover applications as needed; take ownership of the new product from development through deployment and production monitoring<\/span><\/span><\/span><\/span>\n
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   Collaborate with Web and Mobile Engineers to determine the best way to maintain low response times as new features are designed<\/span><\/span><\/span><\/span>\n
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   Work with QA to develop test plans\/strategies<\/span><\/span><\/span><\/span>\n
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   Participate in a regular on call rotation<\/span><\/span><\/span><\/span>\n
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What you need to succeed:<\/b><\/span><\/span><\/span><\/span>\n
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   Strong Java developer, with ability to prioritize assign and execute tasks throughout the entire SDLC.<\/span><\/span><\/span><\/span>\n
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   Experience designing and developing using RESTful APIs.<\/span><\/span><\/span><\/span>\n
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   Knowledge and experience developing solutions for distributed systems architecture including micro\-services.<\/span><\/span><\/span><\/span>\n
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   Familiarity with one or more SQL\/RDBMS systems<\/span><\/span><\/span><\/span>\n
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   Adapt at integrating with 3rd party API's and tools.<\/span><\/span><\/span><\/span>\n
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   Superior problem\-solving skills and debugging capabilities<\/span><\/span><\/span><\/span>\n
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   Flexible and self driven with a collaborative approach to problem solving<\/span><\/span><\/span><\/span>\n
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Ideally you will have:<\/b><\/span><\/span><\/span><\/span>\n
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   Experience with a cloud platform: AWS, Google Cloud, etc.<\/span><\/span><\/span><\/span>\n
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   Knowledge and experience using ELK stac<\/span><\/span><\/span><\/span>\n
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