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Added 2 days ago
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Senior Full-Stack Engineer, NimbleRx
Swoop
Toronto, ON
- Full-time
As a Senior Full-Stack Engineer, you will have a hand in architecting the technology and customer experience that are pivotal to multiple web products for patients, pharmacies, and other…
Added 2 days ago
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Full Stack .NET Developer
Techso
Montreal, QC
- Full-time
Techso is looking for a Senior Full Stack .NET Developer to help design and develop digital solutions used by our clients across Canada.
Added 2 days ago
S
Senior Backend Engineer, NimbleRx
Swoop
Toronto, ON
- Full-time
As a Senior Backend Engineer, you will have a hand in architecting the technology and customer experience that are pivotal to multiple web products for patients, pharmacies, and other…
Added 2 days ago
T
Full Stack Java Developer
Techso
Montreal, QC
- Full-time
Techso is looking for a Senior Full Stack Java Developer to help design and develop digital solutions used by leading clients in Montreal and internationally.
Added 2 days ago
S
Senior Data Engineer, NimbleRx
Swoop
Toronto, ON
- Temporary
As a Senior Data Engineer, you will own NimbleRx’s data platform - the layer that every other team builds on to understand the business, ship product features, and meet our compliance…
Added 2 days ago
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Senior Full Stack Java Developer
Citi
Mississauga, ON
- Full-time
Citi is looking for a Senior Full Stack Developer to join the Oracle Ledger Program, where you will build and maintain the common services and user interfaces that underpin critical…
Added 2 days ago
Senior Platform Engineer, AI & Fabrics
BMO
Toronto, ON · FCP
…AI safe, governed, and scalable. We are seeking experienced Senior Engineers to help build and operate the core infrastructure that governs how AI runs at BMO: the AI Gateway, Policy…
Added 2 days ago
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Full Stack Software Developer
EPITEC
Ottawa, ON
- Contract
The developer will receive technical direction from senior engineers and architects while progressively taking ownership of well-defined platform components and features.
Added 2 days ago
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Senior Platform Engineer, AI & Fabrics
BMO
Toronto, ON
- Part-time
…AI safe, governed, and scalable. We are seeking experienced Senior Engineers to help build and operate the core infrastructure that governs how AI runs at BMO: the AI Gateway, Policy…
Added 2 days ago
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Staff Back End Engineer (Applications)
Forma.ai
Toronto, ON
- Full-time
…delivering core customer-facing capabilities. We are seeking a Senior Staff Backend Engineer to join our application teams and help set technical direction across multiple domains within…
Added 2 days ago
CI
Senior R&D Java Developer
Calian in Space & Technology
Montreal, QC
- Contract
To provide technical leadership to our development team. Senior developer, with a product development background. This is R&D on a live product, not IT application delivery.
Added 2 days ago
BR
Senior Software Engineer
BITS Recruiting
Toronto, ON
- Contract
Our client is seeking a Senior Software Developer – ETL to support the design, development, testing, maintenance, and enhancement of data warehousing, ETL, business intelligence, reporting,…
Added 2 days ago
CG
Senior R&D Java Developer
Calian Group
Montreal, QC
- Full-time
To provide technical leadership to our development team. Senior developer, with a product development background. This is R&D on a live product, not IT application delivery.
Added 2 days ago
S
Senior System Analyst
SLMCON
Montreal, QC
- Full-time
SLMCON is seeking a Senior System Analyst to translate warehouse operational needs into practical technology solutions. Working with clients and delivery teams, this role defines…
Added 2 days ago
MC
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL (35729)
Myticas Consulting
Ottawa, ON
- Full-time
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL
Added 2 days ago
PS
Business Developer
PressCentric SEZC
Vancouver, BC
- Full-time
Please SelectFront End Web DeveloperBack End Developer (Java)Senior Customer Support SpecialistBusiness Developer
Added 2 days ago
SA
Senior Full-Stack Engineer, NimbleRx
Swoop Airlines and Aviation
Toronto, ON
- $195,000 to $228,000 CAD / year
As a Senior Full-Stack Engineer, you will have a hand in architecting the technology and customer experience that are pivotal to multiple web products for patients, pharmacies, and other…
Added 2 days ago
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Developer - Full Stack – Senior
Robertson & Company Ltd.
Toronto, ON
- Contract
Robertson is seeking a skilled Software Developer - Full Stack – Senior to join our client in support of an existing vacancy.
Added 2 days ago
R&
Software Developer - Full Stack – Senior
Robertson & Company Ltd.
Toronto, ON
- Contract
Robertson is seeking a skilled Software Developer - Full Stack – Senior to join our client in support of an existing vacancy.
Added 2 days ago
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Développeur Java
CGI
Montreal, QC
- Full-time
Chez CGI, nous recherchons un(e) Développeur(se) Java Senior / Expert passionné(e) par l’architecture backend, les environnements cloud modernes et les solutions à fort impact d’affaires.…
Added 2 days ago
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Senior Software Developer
Autodesk
Toronto, ON · Vancouver, BC · ON · AB · BC · AMER - Canada - Ontario - Toronto - University Ave
- Full-time
Autodesk's Ecommerce platform team is looking for a talented Senior Software Developer who is passionate about building and delivering innovative solutions for our common platform. As part…
Added 2 days ago
SA
Senior Backend Engineer, NimbleRx
Swoop Airlines and Aviation
Toronto, ON
- $195,000 to $228,000 CAD / year
As a Senior Backend Engineer, you will have a hand in architecting the technology and customer experience that are pivotal to multiple web products for patients, pharmacies, and other…
Added 2 days ago
AL
Full Stack Engineer
Artech L.L.C.
Mississauga, ON
- $70 to $80 CAD / hour
- Contract
Senior Full Stack Java Developer – React / Spring Boot
Added 2 days ago
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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 2 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

Rose International

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

Mississauga, ON, Canada

Full-time

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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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