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Added 23 days ago
F
Staff Back End Engineer (Applications)
Forma.ai
Toronto, ON
- Full-time
Added 23 days ago
Developer Advocate
Asana
Vancouver, BC
We’re looking for an experienced Developer Advocate in our Vancouver Office. Our work informs teams at every level of the company and drives key roadmap decisions. Asana’s developer…
Added 23 days ago
PC
ServiceNow Specialist
Payments Canada
ON · Ontario, Canada
- $73,500 to $122,500 CAD / year
- Full-time
Experience with scripting languages such as JavaScript is considered an asset.
Added 23 days ago
B
Software Developer
BinSentry
Kitchener, ON
- Full-time
As BinSentry's Critical Systems Software Developer, you'll solve interesting, real-world problems and own the solutions from start to finish. Our team is handed problems, not finished…
Added 23 days ago
SL
Engineering Manager
Sun Life
Toronto, ON · Waterloo, ON · Sun Life Waterloo King
- Full-time
Hands-on expertise with Java, React (or other similar modern Javascript) and enterprise integrations. Experience with Salesforce would be an asset.
Added 23 days ago
Senior Specialist, Software Engineering (Microsoft Dynamics 365 CRM)
CMHC - SCHL
Toronto, ON · Ottawa, ON · Montreal, QC
A minimum of seven (7) years of experience as a software developer and strong experience with Microsoft Dynamics CRM platform.
Added 23 days ago
Specialist, Software Engineering (SDET)
CMHC - SCHL
Toronto, ON · Ottawa, ON · Montreal, QC
Solid scripting and development skills in NodeJS, JavaScript/TypeScript, C#, SQL or equivalent
Added 23 days ago
Bilingual Senior Specialist, Software Engineering (Microsoft Dynamics 365 CRM)
CMHC - SCHL
Toronto, ON · Ottawa, ON · Montreal, QC
A minimum of seven (7) years of experience as a software developer and strong experience with Microsoft Dynamics CRM platform.
Added 23 days ago
S
Software Developer – Web/Cloud Application, Co-op
Semtech
Richmond, BC
- Full-time
Java and/or JavaScript application development
Added 23 days ago
RI
Senior Full Stack Java Developer - React, Spring Boot & MongoDB
Rose International
Mississauga, ON
- Full-time
Job Title: Senior Full Stack Java Developer - React, Spring Boot & MongoDB
Added 23 days ago
RI
Senior Java Full Stack Developer - Angular | Spring Boot | Microservices
Rose International
Mississauga, ON
- Full-time
Job Title: Senior Java Full Stack Developer - Angular | Spring Boot | Microservices
Added 23 days ago
AI Solution Architect / FDE (AWS and Azure) -
NTT DATA Services
Toronto, ON
Added 23 days ago
RB
Senior Manager, Application Development and Integration
Royal Bank of Canada
Toronto, ON
- Full-time
Advanced experience with Big Data Technologies (Spark, Hadoop, Hive, Kafka), .Net, React, JavaScript, REST APIs, Microservices, NoSQL/SQL databases.
Added 23 days ago
Z
Senior Software Developer
Zynga
Toronto, ON
- $99,800 to $147,680 CAD / year
Familiarity with web development using JavaScript, Angular, and/or React is a strong plus
Added 23 days ago
Programmer Analyst
Scotiabank
Toronto, ON
ReactJS, Redux, NodeJS, Webpack, Javascript, Typescript, npm
Added 23 days ago
Business Systems Specialist (Automation & AI Enablement)
The Canada Life Assurance Company
London, ON
Knowledge of scripting or programming (e.g., Java, Python, VBScript, JavaScript, shell / cmd)
Added 23 days ago
Software Developer (Student Position)
The Canada Life Assurance Company
London, ON
We are looking for Software Developer Students who are eager to learn, build real-world systems, and contribute to meaningful software solutions in a collaborative environment. This student…
Added 23 days ago
M
Senior Software Developer
Metrolinx
Canada
- Full-time
We are seeking a Senior Software Developer (Integrations) to design, develop, and deliver scalable, high-performing integration solutions across enterprise systems. This role supports…
Added 23 days ago
M
RQ11711 - Software Developer - Senior
Maarut
Toronto, ON
- Contract
Additional Skills for Oracle Software Developer:
Added 23 days ago
F
Creative Technologist / Technologue créatif·ve – TouchDesigner
Float4
Montreal, QC
- Full-time
Added 23 days ago
TB
NetSuite Administrator
The Byng Group
Vaughan, ON
- Full-time
…governed, with a clear path toward a NetSuite Administrator, Developer or Functional Consultant…
Added 23 days ago
C
Solution Designer (Cloud/Full-Stack)
CIBC
Toronto, ON
- Full-time
…ideally using technologies such as Java, Spring, Spring Boot, and JavaScript. You have a strong ability to assess technical information and develop solutions that meet business needs while…
Added 23 days ago
Software Engineer II, Web
Pinterest
Toronto, ON
Minimum 3 years of experience in Web development and a solid understanding of JavaScript, CSS, DOM, HTTP protocol and how the web works.
Added 23 days ago
PG
ForgeRock Developer
Pacer Group
Montreal, QC
- $60 to $62 CAD / hour
- Contract
Strong programming skills in Java, JavaScript, Groovy, REST APIs, and JSON.
Added 23 days ago
R
Full Stack Developer
Radio-Canada
Toronto, ON · Greater Toronto Area, Canada
- Full-time
We are looking for a Full Stack Developer to help us build on our set of web-based digital experiences and continue delivering on the digital experiences our audiences expect of us.

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.).

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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