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Contract Java Developer Jobs in Toronto, ON (NOW HIRING)

Citi

Lead Java Developer

Mississauga, ON

CA$120K - CA$170K/yr

Role Summary: We are looking for a Java Engineer to design, build, and support modern web APIs ... Design, build, document, and consume RESTful APIs; ensure service contracts and versioning ...

Pacer Group

Full Stack Java Developer

Toronto, ON · Hybrid

Full Stack Java Developer Location: Toronto, ON Work Arrangement: Hybrid (2-3days WFO) Employment ... Contract Domain: BFSI Duration:-6-12 Months Hourly rate :-CAD 52-54/hour Application Deadline: Sep ...

Citi

Lead Java Full Stack Developer

Mississauga, ON · On-site

CA$120K - CA$170K/yr

Lead Java Developer Role Summary: We are looking for a Java Full-Stack Engineer to design, build ... Design, build, document, and consume RESTful APIs; ensure service contracts and versioning ...

Pacer Group

Java Application Developer

Toronto, ON · Hybrid

Job Title: Senior Full Stack Developer Java / Angular Location: Toronto, ON Work Arrangement ... Contract Duration: 06-12 Months Pay Rate: CAD 58-63/hour Incorporated Domain: BFSI Application ...

Pacer Group

Senior Developer - Java / Python

Toronto, ON · Hybrid

CA$63/hr

Senior Developer - Java / Python Location: Toronto, ON Work Arrangement: Hybrid - 2 Days/Week ... Contract Duration: 12 Months Domain: BFSI Pay Rate: CAD $63/hour Incorporated. Application Deadline:

Hays

Full Stack Engineer

Toronto, ON · On-site

CA$60 - CA$65/hr

Java Fullstack Developer Location: Toronto, ON (Hybrid) Duration: Contract Rate: $60-65/hr INC / Responsibilities We are looking for a Full Stack Java Developer to build and enhance modern web ...

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All JobsContract Java Developer JobsContract Java Developer Jobs in Toronto, ON

Contract Java Developer information

See Toronto, ON salary details

$34

$55

$66

How much do contract java developer jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for contract java developer in Toronto, ON is $55.99, according to ZipRecruiter salary data. Most workers in this role earn between $47.72 and $66.76 per hour, depending on experience, location, and employer.

What is a contract Java developer?

Contract Java Developers are software professionals who specialize in the Java programming language and are hired on a contract basis, rather than as permanent employees. They typically work for a set period of time or on a specific project, developing, testing, and maintaining Java-based applications according to the client’s requirements. These developers are often brought in to provide specialized expertise, handle workload spikes, or complete short-term projects. Their roles may include writing code, fixing bugs, integrating systems, and ensuring applications meet performance and security standards.

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

To thrive as a Contract Java Developer, you need strong Java programming skills, experience with object-oriented design, and a solid understanding of software development lifecycles, typically supported by a relevant degree or certifications. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git is commonly required. Excellent problem-solving, adaptability, and clear communication skills help you efficiently integrate with new teams and projects. These abilities ensure you can quickly deliver high-quality, maintainable code that meets client requirements in a dynamic contract environment.

What are some common challenges faced by contract Java developers when integrating with existing teams and projects?

Contract Java Developers often need to quickly adapt to unfamiliar codebases and team workflows, which can be challenging given tight project timelines. Effective communication is essential, as they must coordinate with permanent staff, understand project requirements, and align with established coding standards and deployment processes. Many contractors also need to manage multiple projects or clients simultaneously, requiring strong time management skills. Proactively seeking clarity on expectations and leveraging onboarding resources can help ease the integration process.

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

AspectContract Java DeveloperContract Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science or related, various programming certifications
Work EnvironmentDevelopment teams, client sites, remote optionsDevelopment teams, client sites, remote options
Industry UsageTech, finance, healthcare, e-commerceTech, finance, healthcare, e-commerce
Search & Comparison IntentFocus on Java-specific roles, Java projectsBroader software development roles, multiple languages

Contract Java Developers specialize in Java programming and are often sought for Java-specific projects. Contract Software Engineers have a broader scope, working with multiple programming languages and technologies. Both roles are common in tech industries and share similar work environments, but the Java Developer role is more focused on Java expertise.

Are Contract Java developers still in demand?

Contract Java developers remain in demand due to ongoing needs for software development, system integration, and enterprise applications. Skills in frameworks like Spring and experience with cloud platforms can enhance job prospects in this field.

What are the most commonly searched types of Java Developer jobs in Toronto, ON?

The most popular types of Java Developer jobs in Toronto, ON are:

What are popular job titles related to Contract Java Developer jobs in Toronto, ON?

For Contract Java Developer jobs in Toronto, ON, the most frequently searched job titles are:

What job categories do people searching Contract Java Developer jobs in Toronto, ON look for?

The top searched job categories for Contract Java Developer jobs in Toronto, ON are:

What cities near Toronto, ON are hiring for Contract Java Developer jobs?

Cities near Toronto, ON with the most Contract Java Developer job openings:

Contract Java Developer jobs near you
Infographic showing various Contract Java Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 86% Full Time, 4% Part Time, and 10% Contract. Highlights an 80% Physical, 7% Hybrid, and 13% Remote job distribution, with an average salary of $116,464 per year, or $56 per hour.

Senior Backend Java Developer

Kelly

Mississauga, ON • On-site

Contractor

This job post has expired 3 days ago. Applications are no longer accepted.

Job description

Job Title: Senior Backend Java Developer

Location: Mississauga, ON

6 months contract to hire

3 days onsite per week

Required Skills & Experience

  • 8+ years of experience in application development or systems analysis, with a heavy emphasis on Java-based backend architectures.
  • Deep, expert-level understanding of Core Java (Java 11/17/21), including advanced multithreading, concurrency models, Java memory model (JVM garbage collection, heap analysis), and Collections API.
  • Extensive hands-on experience building distributed data processing systems, ETL pipelines, and real-time streaming architectures using tools like Apache Kafka, Apache Spark, Flink, or Hadoop.
  • Strong experience with the Spring Ecosystem (Spring Boot, Spring Cloud, Spring Data, Spring Security) and ORM frameworks (Hibernate/JPA).
  • Proficiency in designing schemas and writing optimized queries for both relational databases (e.g., PostgreSQL, MySQL, Oracle) and NoSQL stores (e.g., Cassandra, MongoDB, Redis).
  • Comprehensive understanding of distributed system design patterns, consensus protocols, caching strategies, and API design (RESTful APIs, gRPC).
  • Practical experience with containerization (Docker, Kubernetes), continuous integration/continuous deployment tools (Jenkins, GitLab CI, or GitHub Actions), and infrastructure-as-code principles.
  • Strong advocate for testing frameworks such as JUnit, Mockito, and integration testing tools.


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