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Contract Java Developer Jobs in Ontario (NOW HIRING)

IT Connex

Python Developer

Mississauga, ON · Hybrid

Python Backend Developer 📍 Hybrid (3 Days Onsite) | Greater Toronto Area 💼 Contract ... Polars, Kafka, Spark, Java * Docker / Kubernetes / OpenShift / ECS * Financial services or trading ...

StackandCo

\n \n \n \n \n We are looking for an experienced Software Developer for a contract position in ... Minimum 5 years development experience \- Java \n * Experience with Python and\/or Ruby on Rails \n

ITS Global

Fullstack Developer

Toronto, ON · On-site

We provide opportunity to learn Smart Contract development with Solidity, and learn different ... or Java/J2EE. Knowledge of JS frameworks is a plus. Good hands on knowledge of web technologies ...

StackandCo

\n \n \n \n \n We are looking for an experienced Software Developer for a contract position in ... Minimum 5 years development experience \- Java \n * Experience with Python and\/or Ruby on Rails \n

StackandCo

Senior Python Developer

Galway, NY · On-site

... month contract with a strong likelihood to extend. \n \n \n \n \n \n They are offering great ... Java is also very beneficial) \n * Coached and mentored developers on coding, performance and ...

StackandCo

\n \n \n \n \n We are looking for an experienced Software Developer for a contract position in ... Minimum 5 years development experience \- Java \n * Experience with Python and\/or Ruby on Rails \n

Scotiabank

Software Developer in Test

Toronto, ON · Hybrid

Support contract and service level testing for internal and external integrations. * Support and ... Java, RestAssured, TestNG / Cucumber * Deep understanding of microservices and distributed systems ...

Scotiabank

Software Developer in Test

Toronto, ON · Hybrid

Support contract and service level testing for internal and external integrations. * Support and ... Java, RestAssured, TestNG / Cucumber * Deep understanding of microservices and distributed systems ...

Dew Software

Back End Developer

Toronto, ON

Job title: Sr. backend engineer Location: downtown Toronto -Hybrid Duration: Long term Contract We ... Excellent object oriented design and coding skills in Java or other OO languages, hands-on ...

Veriday Inc.

Lead - DevOps Engineer

Toronto, ON · Hybrid

This is a5-month contract, hybrid position with the potential for extension. The successful ... Proficient with Java, Python, Typescript, Groovy, YAML, NPM * Experience with deploying to cloud ...

ShyftLabs

Senior Backend Developer

Toronto, ON · Hybrid

CA$100K - CA$140K/yr

Design and maintain API contracts, data models, and integration patterns to ensure consistency and ... Lead code reviews, approve merges, and mentor engineers across teams * Troubleshoot complex ...

PlanIT Search

Maximo Technical Resource

Toronto, ON

One of our top Clients in Toronto is looking for a Sr Maximo Developer for a contract that could go ... Objects & Web Beans (Java), Automation scripts (Jython/Phython or similar) etc. 5+ years ...

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All JobsContract Java Developer JobsContract Java Developer Jobs in Ontario

Contract Java Developer information

See Ontario salary details

$35

$58

$70

How much do contract java developer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for contract java developer in Ontario is $58.67, according to ZipRecruiter salary data. Most workers in this role earn between $50.00 and $69.95 per hour, depending on experience, location, and employer.

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

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.

Is Java outdated in 2026?

Java remains a widely used programming language for contract Java developers in 2026, especially in enterprise applications, Android development, and backend systems. It continues to evolve with regular updates and new features, maintaining its relevance in the software industry.

Is AI replacing Java developers?

AI is automating certain coding tasks and improving software development processes, but it does not replace Java developers. Java developers are needed to design, implement, and maintain complex applications, and their skills in problem-solving and system architecture remain essential. AI tools can assist developers but currently serve as complements rather than replacements in the development workflow.

Which pays more, C++ or Java?

For a Contract Java Developer, salary differences between C++ and Java roles depend on experience, location, and industry demand. Generally, C++ developers may earn higher salaries due to the complexity of systems and performance-critical applications, but Java developers are also well-compensated, especially with expertise in enterprise environments and frameworks like Spring. Both skills are valuable, and compensation varies based on specific job requirements and market conditions.

What are Contract Java Developers?

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.

Is Java developer still in demand?

Java developers remain in high demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and experience with cloud platforms can enhance job prospects in this field.

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.

What are the most commonly searched types of Java Developer jobs in Ontario? The most popular types of Java Developer jobs in Ontario are:
What are popular job titles related to Contract Java Developer jobs in Ontario? For Contract Java Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Contract Java Developer jobs in Ontario look for? The top searched job categories for Contract Java Developer jobs in Ontario are:
What cities in Ontario are hiring for Contract Java Developer jobs? Cities in Ontario with the most Contract Java Developer job openings:
Contract Java Developer jobs near you
Infographic showing various Contract Java Developer job openings in Ontario as of June 2026, with employment types broken down into 2% As Needed, 19% Full Time, 44% Part Time, 4% Temporary, and 31% Contract. Highlights an 79% Physical, 3% Hybrid, and 18% Remote job distribution, with an average salary of $122,036 per year, or $58.7 per hour.

Python Developer

IT Connex

Mississauga, ON • Hybrid

Other

Posted 18 days ago

Job description

🚨 Hiring: Python Backend Developer

📍 Hybrid (3 Days Onsite) | Greater Toronto Area

💼 Contract Opportunity

We are looking for a strong Backend Python Developer to join a high-performing trading technology team supporting Rates Trading initiatives within a leading global financial institution.

This role focuses heavily on data ingestion, data integrity, and building scalable backend solutions that support trading and decision-making workflows.

What You’ll Work On:

✔ Backend Python development in a fast-paced trading environment

✔ Data processing, integrations, and API connectivity

✔ SQL-based data analysis and querying

✔ Agile delivery with weekly production releases

✔ Collaborative engineering team of 5–6 developers

Required Skills:

  • 3–5 years of Python development experience
  • Strong core Python and OOP fundamentals
  • SQL experience (joins, selects, querying)
  • Experience building scalable backend applications
  • Strong problem-solving and communication skills

Nice to Have:

  • Polars, Kafka, Spark, Java
  • Docker / Kubernetes / OpenShift / ECS
  • Financial services or trading exposure

💡 Financial domain experience is NOT required — strong technical fundamentals and willingness to learn are key.

📩 Interested candidates, please apply or message directly for more details.

Apply