Mississauga, On Java + python backend developer Jobs – 90 Openings This Week

Java Full Stack Developer - React JS - Assistant Vice President
Citi —Mississauga, ON
- $94,300–$141,500 a year
- Full-time
- Hybrid work
- Computer Science
- Engineering
- SQL
19h
Senior Software Engineer
Tactable —Toronto, ON
- $140,000–$190,000 a year
- Full-time
- Hybrid work
- Azure
- System design
- English
- Disability insurance
- Dental care
Quick apply
Software Developer II (Test Automation Developer II)
Intact —Toronto, ON
- $80,700–$98,700 a year
- Full-time
- Hybrid work
- Computer Science
- Customer service
- Writing skills
- Employee stock purchase plan
8d
Full Stack Senior Developer
Infosys —Mississauga, ON
- $92,740–$123,375 a year
- DevOps
- Java
- Bachelor's
Quick apply
Staff Software Developer
CAN ASC-Jones Lang LaSalle Real Estate Services, Inc. Markets —Toronto, ON
- $159,100–$238,700 a year
- Full-time
- Azure
- Research
- Java
Quick apply
Staff Software Engineer - Capital One Travel Tech - Backend
Capital One —Toronto, ON
- Full-time
- Remote
- Azure
- Computer Science
- Engineering
Full Stack Application Developer
Royal Bank of Canada —Toronto, ON
- Full-time
- Azure
- Oracle
- Software troubleshooting
Senior Software Developer
Zynga —Toronto, ON
- $96,400–$142,660 a year
- Full-time
- Computer Science
- DevOps
- Java
- Commuter benefits
- Employee stock purchase plan
Quick apply
Apps Dev Tech Lead Analyst - C13 - MISSISSAUGA
Citi —Mississauga, ON
- $120,800–$170,800 a year
- Full-time
- Hybrid work
- Azure
- Master's degree
- AWS
14d
Software Engineer
Bay Street HR —Toronto, ON
- Full-time
- Azure
- Software troubleshooting
- System design
- Disability insurance
- Dental care
Quick apply
7d
Senior Full Stack Developer - Operate
Deloitte —Toronto, ON
- $72,000–$138,000 a year
- Temporary
- Hybrid work
- Computer Science
- DevOps
- Engineering
Full Stack Developer
Luxoft —Toronto, ON
- DevOps
- English
- Java
Web Accessibility developer
Altitude technology Solutions Inc —Toronto, ON
- $60–$65 an hour
- Contract
- Hybrid work
- Azure
- DevOps
- Java
Quick apply
Staff Software Developer
JLL —Toronto, ON
- $159,100–$238,700 a year
- Azure
- Research
- Java
Full stack Engineer MTS 1 – AIRI
eBay Inc. —Toronto, ON
- $142,400–$190,100 a year
- Full-time
- Software troubleshooting
- System design
- Mentoring
- Paid time off
13d
Senior Software Developer, Data Infrastructure
Autodesk —Toronto, ON
- $107,000–$157,300 a year
- Full-time
- Java
- AWS
- APIs
Principal Software Developer
Intuit —Toronto, ON
- $215,500–$291,500 a year
- Computer Science
- Java
- Master's degree
Odoo Developer
OERP Canada —Toronto, ON
- Full-time
- Computer Science
- Software troubleshooting
- Engineering
- Dental care
Full Stack Engineer MTS 2 – AIRI
eBay Inc. —Toronto, ON
- Full-time
- System design
- C++
- Continuous improvement
13d
Sr. Consultant, Full Stack Application Developer
CIBC —Toronto, ON
- Full-time
- Azure
- System design
- Java
1d

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java + python backend developer jobs near mississauga, on

Java Full Stack Developer - React JS - Assistant Vice President

Citi -
Mississauga, ON

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Job details

Full-time
$94,300–$141,500 a year
19 hours ago

Qualifications

Web accessibility
Spring Boot
Responsive design
Automated build pipelines
Data integration
Gradle
Computer Science
CSS
JUnit
Continuous Delivery (CD) implementation
React
RESTful API
Engineering
NoSQL
Git
MongoDB
Microservices
SQL
Event-driven architecture
Bachelor's
PostgreSQL
Version control systems
Back-end development
Angular
GitHub
Red Hat OpenShift
Agile
Information processing
React.js
Grafana
Kafka
Unit testing
SSIS
Maven
AI
Software development or architecture experience
TypeScript
Python
Debugging
HTML
Pipeline

Full job description

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

Job Overview

The position is for a senior full-stack developer with 6-8 years of experience, specializing in building enterprise-scale applications. This role is suited for a strong React-focused full stack developer with prior experience in Angular and Java-based backend systems, contributing to modern, scalable, and cloud-native applications.

Responsibilities

Design, develop, and maintain scalable full stack applications with a focus on React.js and modern UI architecture

Core Skills: Expert-level proficiency in modern JavaScript frameworks (React.js/Angular), JavaScript (ES6+), TypeScript, HTML5, and CSS3.

Modernize legacy Angular applications into React-based solutions

Develop backend services using Java (17+), Spring Boot, and microservices architecture

Proven experience building RESTful web services and API gateways, such as Apigee

Build and maintain event-driven data pipelines with real-time data processing using Kafka.

Database Integration: Integrate applications with both SQL (Oracle, PostgreSQL) and NoSQL databases, utilizing caching solutions where appropriate.

Proficiency with version control systems such as Git, GitHub, or Bitbucket.

Experience with CI/CD tools like Jenkins, Harness or Tekton.

Integrate with Oracle and NoSQL databases (MongoDB)

Standards: Knowledge of responsive design principles, accessibility (ADA compliance), and end-to-end UI deployment strategies.

Proficiency with build tools like Maven or Gradle and unit testing frameworks (e.g., JUnit, Mockito).

Support CI/CD pipelines using Jenkins, TeamCity, or similar tools

Work with Docker, Kubernetes, and OpenShift for containerized deployments

Use AI-assisted development tools (e.g., GitHub Copilot) to enhance productivity

Monitor applications using ELK, Grafana, and resolve production issues

Demonstrated ability to build and maintain large-scale data processing applications.

Preferred Skills (Good to Have)

Experience with data virtualization systems like Starburst.

Experience with Python for scripting or data manipulation.

Experience with QA automation frameworks and strategies for large-scale data processing.

Familiarity with job scheduling tools like Autosys or ETL processes like SSIS.

Experience with AI coding assistants

Qualifications

5–8 years of experience in full stack development

Strong coding, problem-solving, and debugging skills

Experience working in Agile and global team environments

Education

Bachelor’s degree in computer science, Engineering, or equivalent experience

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$94,300.00 - $141,500.00

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

This job opening is for an existing job vacancy.

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

Apply Now

Refine Your Search

java + python backend developer jobs in mississauga, on

Java Full Stack Developer - React JS - Assistant Vice President

Senior Software Engineer

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Full Stack Senior Developer

Staff Software Developer

Staff Software Engineer - Capital One Travel Tech - Backend

Full Stack Application Developer

Senior Software Developer

Apps Dev Tech Lead Analyst - C13 - MISSISSAUGA

Software Engineer

Senior Full Stack Developer - Operate

Full Stack Developer

Web Accessibility developer

Staff Software Developer

Full stack Engineer MTS 1 – AIRI

Senior Software Developer, Data Infrastructure

Principal Software Developer

Odoo Developer

Full Stack Engineer MTS 2 – AIRI

Sr. Consultant, Full Stack Application Developer

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