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Java Contract Jobs in Whitby, ON (NOW HIRING)

Mercor

Cybersecurity Expert - AI Specialist

Toronto, ON · On-site +1

CA$70 - CA$90/hr

Contract Compensation: $70-$90/hour Location: Remote Duration: ~2 months Role Responsibilities ... Java . * Familiarity with security vulnerability classification frameworks like OWASP or CVEs

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 ...

Clariti Cloud Inc.

Senior Software Engineer

Toronto, ON

CA$103K - CA$160K/yr

Our product is delivered as managed packages into customer orgs and supported by Java- and Node ... Benefits depend on employment type (full-time, part-time, contract, etc). Things to Note 📝 ...

Source Code

RQ11125 - Sr. DevOPS/Cloud Engineer

Toronto, ON · Hybrid

CA$90.37 - CA$108.48/hr

RQ11125 - Sr. DevOPS/Cloud Engineer 10-month contract (202 business days) - possible extension ... Experience in scripting languages like Python, Bash, PHP, Java, JavaScript, Node, * Experience in ...

Stripe

Backend / API Engineer, Billing

Toronto, ON

... stage contracts, delivering Usage-Based Billing, and providing recovery and retention tools to ... Ability to write high-quality code (in programming languages like Go, Java, C/C++, etc.) * Hands-on ...

Td

Sr. Business Systems Analyst (Guidewire)

Toronto, ON · On-site

CA$81K - CA$115K/yr

Strong understanding of programming languages - Java , Gosu , SQL scripting Skills * -Strong understanding of API Tools and contracts to define requirements * Guidewire PolicyCenter / BillingCenter ...

THOMSON REUTERS

Senior Software Engineer I

Toronto, ON · Hybrid

Design and ship client-facing REST APIs - defining contracts up front, with developer experience ... C++, Java, Go - Rust experience is particularly welcome) is a plus, as is experience with AWS or ...

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Java Contract information

What are some common challenges faced by Java contractors and how can they be managed effectively?

Java contractors often work on short-term projects or fill skill gaps in development teams, which can present challenges such as quickly adapting to new codebases and varying team dynamics. To manage these effectively, it’s important to have strong communication skills, a proactive approach to understanding project requirements, and the ability to rapidly learn existing systems. Building rapport with permanent team members and maintaining thorough documentation can also help ease the transition. Staying current with Java frameworks and tools further ensures you can contribute value from day one.

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

To thrive as a Java Contractor, you need strong proficiency in Java programming, experience with object-oriented design, and a solid understanding of software development methodologies, often supported by a relevant degree or certifications like Oracle Certified Professional Java Programmer (OCPJP). Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and frameworks such as Spring or Hibernate is typically required. Excellent problem-solving, adaptability, and communication skills help you collaborate with diverse teams and quickly respond to project changes. These skills ensure high-quality, maintainable code and successful completion of contract-based software projects.

What is the difference between Java Contract vs Java Developer?

AspectJava ContractJava Developer
CredentialsTypically requires Java certifications, experience in contract rolesRequires Java certifications, degree in computer science or related field
Work EnvironmentProject-based, short-term assignments, flexible hoursFull-time, ongoing employment, structured work hours
Employer & Industry UsageUsed by companies for specific projects, consulting firmsEmployed directly by companies, tech firms, or agencies
Search & Comparison IntentOften compared for contract opportunities, flexibilityCompared for full-time roles, career growth

Java Contract roles are typically project-based, offering short-term assignments with flexible schedules, ideal for those seeking variety or freelance work. Java Developers usually work full-time, with ongoing responsibilities and career development opportunities. Both roles require Java certifications and experience, but differ mainly in employment type and work environment.

What is a Java contract job?

A Java contract job is a temporary position where a programmer is hired to work on projects using the Java programming language for a fixed period, rather than as a permanent employee. Contractors are often brought in to fill skill gaps, complete specific projects, or handle increased workloads. These roles can be full-time or part-time and typically last from a few months to over a year, depending on the project's needs. Contractors may work onsite or remotely and are usually paid hourly or by project milestone. Java contract jobs offer flexibility and the opportunity to work with a variety of companies and technologies.
What are popular job titles related to Java Contract jobs in Whitby, ON? For Java Contract jobs in Whitby, ON, the most frequently searched job titles are:
What cities near Whitby, ON are hiring for Java Contract jobs? Cities near Whitby, ON with the most Java Contract job openings:
Java Contract jobs near you
Principal Software Development Engineer in Test

Principal Software Development Engineer in Test

US Mobile

Toronto, ON • Remote

CA$140K - CA$180K/yr

Full-time

Medical

Posted yesterday

Job description

US Mobile is building the future of wireless communication. The goal: one unified network open to any person and any device, worldwide. Connection without walls.
We're getting there by empowering customers. All three major networks on one phone and one plan, plus home internet from Starlink. No lock-in. No commitments. Custom fit plans at every price point. 24/7 customer support with real people, empowered to help. We get real-time feedback from Reddit, surveys, and customer support informing product roadmaps and everything we do. It's working - Consumer Reports named us the top-rated mobile carrier two years in a row.* 

And we're building innovative systems that scale. A network agnostic tech stack. Agile, cross-functional teams built on trust and mutual respect. This work isn't for everyone. If you work fast, flexibly, and collaboratively - without compromising standards - we want to hear from you.

US Mobile is looking for a Principal-level SDET to own and elevate our quality engineering practice. This is a technical leadership role for someone who has built, scaled, and stabilized automated test platforms in modern microservices environments.
 
You'll lead by example, designing test strategy, improving CI pipelines, mentoring engineers, and ensuring quality is embedded across the SDLC.
Technical Leadership:
  • Own test architecture and automation strategy across backend and frontend systems.
  • Design, build, and maintain scalable automated test frameworks.
  • Lead end-to-end, API, integration, and UI automation.
  • Drive adoption of best-in-class testing practices
Hands-on Execution:
  • Build and maintain pipelines using Selenium, Playwright or Cypress. (Currently using Cypress)
  • API testing.
  • Improve test stability, performance, and execution time in CI/CD.
  • Actively debug flaky tests and CI failures
Platform & System Focus:
  • Test Java / Spring Boot microservices.
  • Validate async workflows (RabbitMQ).
  • Test data persistence layers (MongoDB).
  • Ensure quality in AWS-based distributed systems.
  • Partner with DevOps to improve pipelines and observability.
Mentorship & Influence:
  • Mentor Software Engineers on test design and automation.
  • Establish coding standards and review practices for test code.
  • Influence product and engineering leaders on quality risk and release readiness
Must Have:
  • 5+ years in Quality Engineering / Test Automation.
  • Senior or Staff-level experience in a product-driven org.
  • Deep expertise with Selenium, Playwright, Cypress.
  • Strong Java background (writing production-quality test code).
  • Experience testing microservices & distributed systemsCI/CD experience (GitHub Actions, Jenkins, GitLab, etc.).
  • Strong Linux fundamentals.
  • Proven ability to lead and influence.
Strong Plus:
  • Contract testing (Pact or similar).
  • Performance testing experience.
  • Cloud-native testing in AWS.
  • Observability-driven testing (logs, metrics, traces).
  • Prior experience building QA orgs from messy to mature
Benefits:
  • Competitive salary
  • Flexible working hours
  • Supplemental health insurance
  • Professional development stipend
  • $500 wfh tech set-up reimbursement
$140,000 - $180,000 a year
Think you could be a good fit?? Apply to learn more!!
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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