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Added 11 hours ago
Senior Java Low Latency Developer
Astra North Infoteck Inc.
Mississauga, ON
Design, develop, test, and maintain enterprise-grade Java applications.
Added 11 hours ago
Senior Java Developer – Spring Boot, Microservices, Kafka & MongoDB
Astra North Infoteck Inc.
Mississauga, ON
Design, develop, and maintain Java-based microservices.
Added 11 hours ago
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Senior Lead Java Developer
Procom
Mississauga, ON
- $66 to $88 CAD / hour
On behalf of our Financial Services client, Procom is searching for a Senior Lead Java Developer for a 6 month contract role. This position is a hybrid position with 3 days onsite at our…
Added 11 hours ago
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Senior - Full Stack (Java, React, OpenShift)
Procom
Toronto, ON
- $67.5 to $90 CAD / hour
Senior - Full Stack (Java, React, OpenShift):
Added 11 hours ago
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Quality Engineering Architect
Procom
Mississauga, ON
- $60 to $80 CAD / hour
We are seeking a visionary and hands-on Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect to define, champion, and drive the global quality engineering…
Added 11 hours ago
AU
Software Dev Engineer, Pricing Shared Platform
Amazon.com.ca, ULC
Vancouver, BC
- Full-time
- Contribute ideas to technical designs, ask good questions, and grow your scope and autonomy over time with support from senior engineers and mentors.
Added 11 hours ago
RC
Senior Software Developer - Full Stack
Randstad Canada
Toronto, ON
- Contract
We are seeking a seasoned Senior Software Developer - Full Stack to lead the technical design, development, integration, and maintenance of large-scale enterprise web applications and…
Added 11 hours ago
M
Senior Full Stack - Software Developer
modis
Toronto, ON
- Contract
- Temporary
Position: Senior Full Stack - Software Developer
Added 11 hours ago
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Senior Full Stack - Software Developer
modis
Toronto, ON
- Contract
- Temporary
Position: Senior Full Stack - Software Developer
Added 11 hours ago
RC
Senior Software Developer - Full Stack
Randstad Canada
Toronto, ON
- Contract
We are seeking a seasoned Senior Software Developer - Full Stack to lead the technical design, development, integration, and maintenance of large-scale enterprise web applications and…
Added 11 hours ago
AU
Software Dev Engineer, Pricing Shared Platform
Amazon.com.ca, ULC
Vancouver, BC
- Full-time
- Contribute ideas to technical designs, ask good questions, and grow your scope and autonomy over time with support from senior engineers and mentors.
Added 11 hours ago
AU
Software Dev Engineer, Pricing Shared Platform
Amazon.com.ca, ULC
Vancouver, BC
- Full-time
- Contribute ideas to technical designs, ask good questions, and grow your scope and autonomy over time with support from senior engineers and mentors.
Added 11 hours ago
Two Positions! Java Full Stack Developer - Senior
Dimensional Tech Inc.
Toronto, ON
· Ten or more years of experience as a designer and developer of large-scale, multi-client web applications, or equivalent senior experience.
Added 11 hours ago
AP
Senior Full Stack Developer
Arobas Personnel Inc.
Montréal, QC
- Full-time
Arobas Personnel is looking for a Senior Full Stack Developer for a remote work assignment.
Added 11 hours ago
RC
Senior Software Developer - Full Stack
Randstad Canada
Toronto, ON
- Contract
We are seeking a highly experienced Senior Software Developer - Full Stack to lead the technical design, development, integration, and maintenance of large-scale enterprise web applications…
Added 11 hours ago
Sr. Software Developer
Open Text Corporation
Waterloo, ON
As a Senior Software Developer, you will be a key contributor to OpenText’s cloud &on-prem product suite. You will work within a collaborative Agile team to maintain existing capabilities…
Added 11 hours ago
Senior Software Engineer
Prompt.io Inc.
Canada
Prompt.io Inc. is looking for a Senior Software Engineer to help design, build, and scale the technology that powers our platform. You’ll take ownership of complex technical work,…
Added 11 hours ago
RC
Senior Software Developer
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer to provide hands-on technical leadership, solution architecture, and full-stack application delivery for enterprise CRM, Customer…
Added 11 hours ago
RC
Senior Software Developer - Full Stack
Randstad Canada
Toronto, ON
- Contract
We are seeking a highly skilled Senior Software Developer - Full Stack to support the development and modernization of backend integration services, healthcare data interfaces, and user…
Added 11 hours ago
RC
Senior Software Developer
Randstad Canada
Toronto, ON
- Contract
We are seeking an experienced Senior Software Developer to provide team leadership, technical guidance, and full-lifecycle application development for complex enterprise solutions. In this…
Added 11 hours ago
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Senior Java Developer
Altis
Toronto, ON
- Contract
Are you a seasoned Java Developer who enjoys solving complex technical challenges and building scalable enterprise solutions? An established organization in the transportation and logistics…
Added 11 hours ago
RQ11720 - Software Developer - Senior
Flexstaf IT
Toronto, ON
Must have experience leading teams and managing development teams
Added 11 hours ago
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Senior Integration Platform Engineer
Tech Talent International
Montréal, QC
- $90 to $110 CAD / hour
- Full-time
Location: Hybrid - Montreal, QC -(2/3 days per week onsite)
Added 11 hours ago
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ARCHITECT / LEAD APPLICATION MODERNIZATION
Tech Talent International
Montréal, QC
- $110 to $130 CAD / hour
- Full-time
Location: Hybrid - Montreal, QC -(2/3 days per week onsite)
Added 11 hours ago
RC
Senior Software Developer - Full Stack
Randstad Canada
Toronto, ON
- Contract
Focused Onsite Collaboration: Work directly alongside technical leads and cross-functional teams in a dedicated 5-day per week workspace

Altis

Senior Java Developer

Toronto, ON, Canada

Contract

Apply on jobportal.altis.com About employer

Applications open in a new tab.

Job details

Job type: Contract
Experience: 7+ years of Java application development experience, including strong hands-on expertise with Spring Boot, Spring Framework, dependency injection, and enterprise modernization.
Posting language: English
Posted: Oct 22, 2026

Original job description

Senior Java / Spring Boot Developer

Location: Greater Toronto Area (GTA), Hybrid, primarily remote with on-site presence as required
Language: English, strong written and verbal communication skills
Duration: 2-month contract, full-time
Compensation: $100–$105/hour (Independent Contractor)

About the Opportunity
Are you a seasoned Java Developer who enjoys solving complex technical challenges and building scalable enterprise solutions? An established organization in the transportation and logistics sector is seeking a Senior Java / Spring Boot Developer to support a major application modernization initiative.

In this role, you'll help transform critical appointment management and operational workflows through modern backend services, APIs, and integrations. You'll collaborate with talented technical teams across multiple workstreams, delivering reliable solutions that support high-volume business operations.

What's In It for You
• Competitive hourly compensation of $100–$105.
• Primarily remote work with occasional on-site collaboration in the GTA.
• Opportunity to contribute to a high-impact enterprise modernization initiative.
• Exposure to complex integrations, modern development practices, and collaborative Agile delivery teams.

Your Responsibilities
• You'll design and develop scalable Java / Spring Boot services, RESTful APIs, and microservices supporting enterprise appointment management workflows.
• You'll build backend functionality for booking, reservation validation, terminal selection, scheduling, and transaction processing.
• You'll integrate internal and external enterprise systems while implementing business rules, security controls, exception handling, and data-access components.
• You'll develop automated unit and integration tests, troubleshoot defects, and support system testing and deployment readiness.
• You'll collaborate with frontend developers, architects, and integration teams to translate business requirements into technical solutions.
• You'll contribute to code reviews, Agile ceremonies, technical documentation, CI/CD processes, and knowledge transfer.

Skills and Qualifications
• 7+ years of Java application development experience, including strong hands-on expertise with Spring Boot, Spring Framework, dependency injection, and enterprise modernization.
• Proven experience designing RESTful APIs, microservices architectures, JSON payloads, validation logic, error handling, and internal/external system integrations.
• Strong SQL and relational database skills, including database queries, data-access services, and high-volume transactional workflows.
• Experience with automated unit and integration testing, Git-based source control, CI/CD pipelines, troubleshooting, and debugging.
• Knowledge of application security, authentication, authorization, enterprise API security patterns, and established coding standards.
• Familiarity with Azure DevOps, cloud-based delivery environments, and Agile/Scrum methodologies.
• Experience in transportation, logistics, booking, reservations, or appointment management, with strong collaboration skills across distributed teams.

Why Partner with Altis
If you’ve never worked with a staffing agency before, we make it easy. We work with top employers across Canada who have great jobs to fill, each vetted and verified by our team. When you apply for a job with Altis, we get to know you as a candidate and learn what your strengths are. Then, if you’re a solid match, we handle all the logistics, advocating for you as a candidate for the role, providing access to coaching and connecting you directly with the hiring manager. And rest assured, all our services are free of cost for candidates.

We appreciate the time and effort all applicants invest in their submissions. Please note that only candidates shortlisted for this role will be contacted directly. However, your profile will remain under consideration for future opportunities that align with your experience and career goals.All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI-assisted tools to help review applications.

Apply on jobportal.altis.com About employer

More about this job

Responsibilities

The Senior Java Developer at Altis will design and build backend services and APIs for appointment booking and scheduling, and connect them to other enterprise systems. The developer will also write automated tests, review code, and work with frontend, architecture and integration teams.

Requirements

Candidates need 7+ years of Java development, with hands-on Spring Boot experience, REST API and microservices design, and strong SQL skills. They should also know automated testing, Git, CI/CD, application security and Agile methods, and ideally have experience in transportation, logistics or booking systems.

Skills

Java
Spring Boot
Spring Framework
dependency injection
RESTful APIs
microservices
JSON
validation logic
error handling
system integration
SQL
relational databases
data access
transactional workflows
unit testing
integration testing
Git
CI/CD
troubleshooting
debugging
application security
authentication
authorization
Azure DevOps
Agile

Benefits

Primarily remote work

Keywords

Java
Spring Boot
Spring Framework
REST API
microservices
SQL
relational databases
JSON
Git
CI/CD
Azure DevOps
Agile
Scrum
unit testing
integration testing
application security
OAuth
authentication
authorization
transportation

Seniority

Senior

Tools

Spring Boot
Azure DevOps
Git

Languages

English

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Work requirements

Jobs in Canada