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Added 26 days ago
SE
Technical Sales Associate (Co-op)
S&C Electric Company
Toronto, ON · Etobicoke, ON
- Full-time
The Technical Sales Associate (Co-op) is responsible for the support, quotation, order write up and application for S&C products, under minimal supervision. They are also the main contact…
Added 26 days ago
BG
Auto Body Estimator (Etobicoke)
Boyd Group Services
Toronto, ON
- Full-time
Participate in daily “production walks” with the Management Team, as required
Added 26 days ago
Shop Supervisor, Boiler Shop
BWXT
Cambridge, ON
…nuclear innovation. We required a diverse range of skills to support our work in the markets that drive our business and welcome candidates from all backgrounds and life stages who are…
Added 26 days ago
Field Operations Intern (Portage La Prairie)
Simplot
Portage la Prairie, MB
…operations that touch every aspect of agriculture, including seed production, farming and ranching, plant sciences, fertilizer manufacturing, food processing, commercial product…
Added 26 days ago
Production Associate - Garment Hanger/Inspector
Cintas
Newmarket, ON
Cintas is seeking a Production Associate - Garment Hanger/Inspector to support the Rental Division. The Garment Hanger/Inspector is responsible for safely and accurately placing customer…
Added 26 days ago
Warehouse Associate - Loader/Unloader - 2nd Shift
Cintas
Newmarket, ON
Cintas is seeking a Warehouse Associate – Loader/Unloader to support the Rental Division. Loader/Unloaders are responsible for driving company trucks to designated areas in the facility for…
Added 26 days ago
HI
Insurance Advisor, Mobile Auto
HUB International
Richmond, BC
- Full-time
Whether you’re starting out or leveling up, you’ll find the resources to evolve, the support to take on more and a team ready to back you at every stage.
Added 26 days ago
Specialist, Software Engineering (SDET)
CMHC - SCHL
Toronto, ON · Ottawa, ON · Montreal, QC
…enable CMHC to achieve its strategy. Your skills and passion for application development, programming, user-centric design and software reliability will support the development and…
Added 26 days ago
RO
Quality Assurance Technician (Hope, BC)
Rubicon Organics™
Hope, BC
- $45,000 to $55,000 CAD / year
- Full-time
We are looking for a Quality Assurance Technician to support the maintenance and continuous improvement of our Quality Management System. Based at our Hope facility and reporting to the…
Added 26 days ago
RG
Shift Supervisor
ROCKWOOL Group
Grand Forks, BC
- Full-time
The Shift Supervisor will be responsible for overseeing the daily production – ensuring employees are working according to all health and safety requirements and meeting production quality…
Added 26 days ago
SC
Field Operations Intern (Portage La Prairie)
Simplot Company
Portage la Prairie, MB
- Internship
…operations that touch every aspect of agriculture, including seed production, farming and ranching, plant sciences, fertilizer manufacturing, food processing, commercial product…
Added 26 days ago
AG
Analyste FP&A Sénior - Senior FP&A Analyst
Amiel Group
Laval, QC
- Full-time
Chez nous, le rôle d'Analyste FP&A Senior va bien au-delà de la production de rapports. Nous recherchons une personne curieuse, proactive et orientée vers les résultats, capable de…
Added 26 days ago
AA
Auto Body Estimator (North Bay)
Assured Automotive
North Bay, ON
- Full-time
Participate in daily “production walks” with the Management Team, as required
Added 26 days ago
CA
Fund Accountant
Crédit Agricole
Montreal, QC
- Full-time
Ensure activities and controls are documented in comprehensive procedures and support the governance and control of the team through the application of professional awareness risk mind-set.
Added 26 days ago
CO
Job ID #31749: Application Support Specialist - EAM - REPOST
City Of Hamilton
Hamilton, ON
- Full-time
Job ID #31479: Application Support Specialist - EAM - REPOST
Added 26 days ago
AA
Auto Body Estimator (Etobicoke)
Assured Automotive
Toronto, ON · Etobicoke, ON
- Full-time
Participate in daily “production walks” with the Management Team, as required
Added 26 days ago
WP
Assistant Editor
WPP Production
Toronto, ON
- Full-time
We are WPP Production - the unified global production company that brings together all of WPP's content producers, studios and craft experts into one connected organisation. We combine…
Added 26 days ago
AA
Auto Body Parts Coordinator (Orleans South)
Assured Automotive
Orleans, ON
- Full-time
…and quality of parts received in a timely manner as per the production…
Added 26 days ago
FG
CNC Machinist - Metals
Flynn Group of Companies
Mississauga, ON
- $23 to $27 CAD / hour
- Full-time
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…
Added 26 days ago
AA
Auto Body Detailer (Orleans-South)
Assured Automotive
Orleans, ON
- Full-time
The Detailer pre-washes vehicles prior to moving them into production, and cleans and details all assigned vehicles prior to final delivery to the customer. The position is also responsible…
Added 26 days ago
MB
Graphic Designer
MAAX BATH
Montreal, QC
- Full-time
As a Senior Graphic Designer, you’ll play an important role in developing creative assets that support our brand and business objectives. You will:
Added 26 days ago
PC
Marketing Operations and Project Specialist
Parkinson Canada
Remote, Canada
- Full-time
- Remote
…partners to live fully and courageously. Through community support, advocacy, and research, we encourage others to see a diagnosis not as a dimming of light, but a spark for a new…
Added 26 days ago
AG
Team Lead
Advantec Global Systems
Chilliwack, BC
- $35 to $45 CAD / hour
- Full-time
…in the design, engineering, and manufacturing of specialty application marine closures. We are one of the largest marine manufacturers in the world. We have geographic locations in the US…
Added 26 days ago
S
Project Purchasing Profess.
Schaeffler
Chatham-Kent, ON · Chatham, ON
- Full-time
Create, manage, and support new project acquisitions from a purchasing perspective and provide costed BOMs.
Added 26 days ago
RI
Senior Full Stack Java Developer - React, Spring Boot & MongoDB
Rose International
Mississauga, ON
- Full-time
…and OpenShift, along with a solid understanding of enterprise application development, APIs, cloud-native technologies, microservices, distributed systems, and modern software engineering…

Rose International

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

Mississauga, ON, Canada

Full-time

Apply About employer

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.).

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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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