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Added 1 hour ago
M
Security Engineer II - Identity and Access Management
Marqeta
Remote, Canada
- Full-time
- Remote
Partner with Security, DevOps and Infrastructure teams to onboard applications and cloud accounts and to troubleshoot access issues.
Added 1 hour ago
T
Quality Engineer II (VMS)
TD
Toronto, ON
- Full-time
Implement functional and/or non-functional automation frameworks (performance, readiness / reliability testing (ORT), accessibility, security) including script development and execution,…
Added 2 hours ago
AT
lead data scientist
ApoSys Technologies Inc.
Mississauga, ON
- Full-time
Use ensemble modelling to combine multiple algorithms to obtain better predictive performance
Added 3 hours ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
…Python-based AI/LLM applications and scalable enterprise solutions, with responsibilities spanning AI-powered analytics, data pipelines, API development, performance optimization, and…
Added 3 hours ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
…Python-based AI/LLM applications and scalable enterprise solutions, with responsibilities spanning AI-powered analytics, data pipelines, API development, performance optimization, and…
Added 3 hours ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
…Python-based AI/LLM applications and scalable enterprise solutions, with responsibilities spanning AI-powered analytics, data pipelines, API development, performance optimization, and…
Added 3 hours ago
SM
RQ11431 - Specialized IT Consultant – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Specialized IT Consultant with extensive hands-on experience in Microsoft Dynamics 365 CRM, Model-Driven Apps (MDA), Power Pages Portal development, Power Automate,…
Added 3 hours ago
SM
RQ11431 - Specialized IT Consultant – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Specialized IT Consultant with extensive hands-on experience in Microsoft Dynamics 365 CRM, Model-Driven Apps (MDA), Power Pages Portal development, Power Automate,…
Added 3 hours ago
SM
RQ11431 - Specialized IT Consultant – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Specialized IT Consultant with extensive hands-on experience in Microsoft Dynamics 365 CRM, Model-Driven Apps (MDA), Power Pages Portal development, Power Automate,…
Added 3 hours ago
C
Java Integration Developer
CGI
Halifax, NS
- Full-time
This opportunity is ideal for a developer with strong Java backend development experience, enterprise integration expertise, and a passion for building secure, high-performance solutions.
Added 4 hours ago
M
Senior Software Engineer - Card Network Integration
Marqeta
Remote, Canada
- Full-time
- Remote
…ambiguous, open-ended problems. You will work in collaboration with your team and cross-functional…
Added 5 hours ago
IF
Lead Full Stack Developer
iA Financial Group (Industrial Alliance)
Quebec, QC
- Full-time
Work closely with the team to perform technical analysis, programming, configuration, and integration of full stack solutions, spanning user interfaces, back-end services, data, testing,…
Added 6 hours ago
PL
IT Advisor
Powertech Labs
Surrey, BC
- $109,000 to $138,000 CAD / year
- Full-time
Powertech Labs Inc is a cleantech company with the mission of being a trusted innovation partner providing solutions, specialized testing, and technical expertise for a safe and sustainable…
Added 6 hours ago
TI
Senior Java Developer
Tecsys Inc.
Remote, Canada
- Remote
Apply and promote best practices in performance, scalability, observability, and security, partnering with DevOps and Operations to ensure software is production-ready and maintainable.
Added 7 hours ago
RB
Staff AI Security Developer
Royal Bank of Canada
Toronto, ON
- Full-time
…security into CI/CD pipelines, developing APIs and integrations with AI platform gateways, and connecting security tooling to the broader Cyber ecosystem. You will ship production code, own…
Added 7 hours ago
OT
Site Reliability Engineering Lead, Product Enablement
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Toronto, ON
- Full-time
Collaborates regularly with Product Engineering, Data Solutions, and Data Platform teams to support smooth transitions from build to run and to identify and resolve recurring reliability…
Added 8 hours ago
C
Analyste-programmeur(se) IBM Maximo – GMAO
CGI
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
Développer des solutions en respectant les standards d’architecture, de sécurité, de performance, de qualité et de maintenabilité établis par le Tech Lead.
Added 8 hours ago
T
Cloud Administrator – Microsoft Azure
Techso
Montreal, QC
- Full-time
Experience with penetration testing or cloud security assessments;
Added 8 hours ago
OT
Site Reliability Engineering Lead, Product Enablement
Ontario Teachers' Pension Plan
Toronto, ON
- Full-time
Collaborates regularly with Product Engineering, Data Solutions, and Data Platform teams to support smooth transitions from build to run and to identify and resolve recurring reliability…
Added 8 hours ago
R
Staff AI Security Developer
RBC
Toronto, ON
- Full-time
…security into CI/CD pipelines, developing APIs and integrations with AI platform gateways, and connecting security tooling to the broader Cyber ecosystem. You will ship production code, own…
Added 9 hours ago
ES
Python Developer – Data Engineering
Epsilon Solutions Ltd.
Toronto, ON
- Contract
…engineering team. You will design, develop, and maintain high-performance data processing pipelines using modern Python frameworks and tools. In this role, you'll work with large-scale…
Added 9 hours ago
MC
Node.js API Developer , Banking API Modernizatio (35909)
Myticas Consulting
Toronto, ON
- Contract
Collaborate with DevOps teams on CI/CD pipelines, infrastructure as code and monitoring.
Added 9 hours ago
P&
Spécialiste, Ingénierie Logicielle / Specialist, Software Engineering
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Longueuil, QC
- Full-time
Mettre à profit l’expertise en matière de DevOps, GitHub et Azure DevOps (ADO) pour développer ou moderniser des outils logiciels d’analyse.
Added 9 hours ago
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Technical Consultant III (35732)
Myticas Consulting
Toronto, ON
- Full-time
Work closely with Architecture, Product Management, Engineering, QA, DevOps, Functional Consulting, and implementation teams to resolve complex technical decisions.
Added 9 hours ago
MC
Solutions Architect – AWS Node.js Digital Banking (35654)
Myticas Consulting
Toronto, ON
- Contract
Partner with DevOps teams on CI/CD, infrastructure as code, environment promotion, monitoring, logging, rollback, and release readiness.

Rose International

Senior Full Stack Java Developer - React, Spring Boot & MongoDB

Mississauga, ON, Canada

Full-time

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Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 4, 2026
Education: Bachelor’s degree
Experience: Typically 6+ years of professional software development experience, with strong hands-on experience in Java-based enterprise application development.
Posting language: English
Posted: Oct 5, 2026

Original job description

Date Posted: 10/02/2026

Hiring Organization: Rose International

Position Number: 508604

Industry: Financial Services

Job Title: Senior Full Stack Java Developer - React, Spring Boot & MongoDB

Job Location: Mississauga, ON, Canada, L5R 0B8

Work Model: Hybrid

Work Model Details: Hybrid -3 days onsite and 2 days remote

Shift: Standard Working Hours

Employment Type: Temp to Hire

FT/PT: Full-Time

Estimated Duration (In months): 6

Min Hourly Rate($): 70.00

Max Hourly Rate($): 80.00

Must Have Skills/Attributes: Banking/Financial, CSS, HTML, Java, MongoDB, React, Spring Boot

Experience Desired: Professional software development experience with Java and enterprise applications (6+ yrs); Hands-on experience developing Java, Spring Boot, and REST API applications (5+ yrs); Experience with React, MongoDB, OpenShift, and containerized environments (4+ yrs)

Required Minimum Education: Bachelor’s Degree

**C2C is not available**

Job Description

Required Education:

Bachelor's degree or equivalent experience in Computer Science, Information Technology, Engineering, or a related field.

Required Skills, Experience, & Abilities

Typically 6+ years of professional software development experience, with strong hands-on experience in Java-based enterprise application development.
Strong hands-on experience with Java 8+ and Spring Boot / Spring Framework.
Strong experience developing REST APIs and microservices.
Strong experience with React.js and good understanding of JavaScript / TypeScript, HTML, and CSS.
Hands-on experience with MongoDB, including NoSQL concepts, data modeling, indexing, and query optimization.
Hands-on experience with OpenShift and containerized application environments.
Experience with Docker / Kubernetes concepts and CI/CD practices.
Experience with Git or other source control systems.
Good understanding of object-oriented programming, design patterns, enterprise application development, and modern software engineering practices.
Experience with unit testing and automated testing frameworks.
Experience developing responsive and reusable UI components and integrating front-end applications with REST APIs.
Ability to design, develop, integrate, deploy, troubleshoot, and support production-grade enterprise applications.
Strong understanding of microservices architecture and distributed systems.
Strong problem-solving, analytical, communication, and collaboration skills.
Ability to work effectively with distributed, cross-functional technology teams.
Familiarity with Agile / Scrum development methodologies.
Ability to implement appropriate application security, logging, monitoring, and error-handling practices.

Desired Skills, Experience, & Abilities

Previous experience in banking, financial services, insurance, fintech, or other regulated enterprise environments.
Understanding of enterprise application security, data protection, auditability, and regulatory requirements.
Experience with high-volume, highly available, and business-critical applications.
Exposure to relational databases such as Oracle, SQL Server, or PostgreSQL.
Exposure to Jenkins, GitLab CI, Azure DevOps, or similar CI/CD platforms.
Experience with messaging technologies such as Kafka, MQ, or similar platforms.
Familiarity with API management and security concepts such as OAuth 2.0, JWT, and TLS.
Experience with application monitoring and observability tools.
Experience delivering production-grade applications in a large enterprise environment.
Experience providing technical guidance and mentorship to junior and intermediate developers.

Job Overview

Seeking a Senior Full Stack Java Developer to join a technology team supporting applications and digital solutions within the Banking / Financial Services domain.

The role requires strong hands-on experience with Java, Spring Boot, React, MongoDB, and OpenShift, along with a solid understanding of enterprise application development, APIs, cloud-native technologies, microservices, distributed systems, and modern software engineering practices. The successful candidate will work closely with business analysts, architects, developers, QA engineers, DevOps teams, and other stakeholders to understand business requirements and translate them into scalable, secure, and maintainable technical solutions. The position involves working across the application lifecycle, including technical design, development, integration, testing, deployment, troubleshooting, production support, and operational processes in an enterprise environment.

Responsibilities

Design, develop, and maintain scalable enterprise applications using Java and Spring Boot.
Develop responsive, user-friendly front-end applications and reusable UI components using React.
Build and consume RESTful APIs and integrate applications with internal and external systems.
Develop and optimize data solutions using MongoDB and related database technologies.
Deploy and manage applications in OpenShift and other containerized environments.
Participate in application architecture, technical design, coding, code reviews, testing, and production support.
Develop reusable, maintainable, high-quality code following enterprise coding standards and best practices.
Troubleshoot application, performance, integration, and production issues.
Collaborate with DevOps teams to support CI/CD pipelines, automated deployments, and containerized application delivery.
Implement application security, logging, monitoring, and error-handling practices.
Participate in Agile ceremonies, including sprint planning, stand-ups, retrospectives, and backlog refinement.
Work with cross-functional teams to understand business requirements and translate them into technical solutions.
Provide technical guidance and mentorship to junior and intermediate developers.
Contribute to technical documentation, design documents, deployment procedures, and operational support processes.
**Only those lawfully authorized to work in the designated country associated with the position will be considered.**
**Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.**

Benefits

For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.

California Pay Equity

For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.

Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.

If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.

Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).

Apply About employer

More about this job

Responsibilities

Design, develop, and support enterprise applications using Java, Spring Boot, React, MongoDB, REST APIs, and OpenShift. Collaborate with cross-functional teams on technical design, testing, deployment, production support, CI/CD, and mentoring developers.

Requirements

Requires a bachelor's degree or equivalent experience and typically at least six years of professional software development experience, including substantial Java, Spring Boot, REST API, and React experience. Candidates should also have hands-on MongoDB and OpenShift/container experience, knowledge of microservices and testing, and strong collaboration and problem-solving skills.

Skills

Java
Spring Boot
React
MongoDB
OpenShift
REST APIs
Microservices
HTML
CSS
JavaScript
TypeScript
Docker
Kubernetes
CI/CD
Automated Testing
Banking And Financial Services

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Spring Framework
React
JavaScript
TypeScript
HTML
CSS
MongoDB
OpenShift
Docker
Kubernetes
REST APIs
Microservices
Distributed Systems
CI/CD
Git
Unit Testing
Automated Testing
Agile
Scrum
Banking
Financial Services
NoSQL
Data Modeling
Indexing
Query Optimization
OAuth 2.0
JWT
Kafka

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