Mississauga, On Fullstack (python) developer full time Jobs – 143 Openings This Week

Senior React/.NET/SQL Server Full Stack Developer - Vice President
Citi —Mississauga, ON
- $120,800–$170,800 a year
- Full-time
- Bachelor's
- JavaScript
- No university degree
1d
Senior Software Engineer
Apertera —Toronto, ON
- Full-time
- Hybrid work
- Computer Science
- DevOps
- Engineering
- Dental care
- Vision care
Quick apply
6d
Principal Associate Software Engineer - International Card Tech - Backend
Capital One —Toronto, ON
- Full-time
- Hybrid work
- Computer Science
- DevOps
- Engineering
4d
Lead Software Engineer (Full Stack)
Royal Bank of Canada —Toronto, ON
- Full-time
- Azure
- Computer Science
- Engineering
6h
Senior Software Engineer
Royal Bank of Canada —Toronto, ON
- Full-time
- Computer Science
- Engineering
- Windows
14d
Senior Backend Engineer, New Products
EvenUp —Toronto, ON
- $184,728–$249,926 a year
- Full-time
- Hybrid work
- DevOps
- Machine learning
- Python
- Designated paid holidays
- Disability insurance
Senior Full Stack Software Engineer
Royal Bank of Canada —Toronto, ON
- Full-time
- Azure
- Doctoral degree
- Computer Science
Senior Software Engineer
AdmitONE Ontario —Toronto, ON
- $100,000–$125,000 a year
- Full-time
- Computer Science
- Java
- Databases
Quick apply
6h
Senior Frontend Engineer, New Products
EvenUp —Toronto, ON
- $184,728–$249,926 a year
- Full-time
- Hybrid work
- DevOps
- Machine learning
- Python
- Designated paid holidays
- Disability insurance
AWS Devops Engineer
Newrich Network —Toronto, ON
- Part-time
- Hybrid work
- DevOps
- Master's degree
- AWS
Quick apply
Senior Full-Stack Software Engineer - Global AI Platform
Manulife —Toronto, ON
- $113,000–$163,000 a year
- Full-time
- Hybrid work
- Azure
- Java
- AWS
- Disability insurance
- Dental care
Senior Backend Engineer, AI Platform
EvenUp —Toronto, ON
- $158,525–$214,475 a year
- Full-time
- Hybrid work
- Java
- C++
- Machine learning
- Designated paid holidays
- Disability insurance
AI Security Control Developer/Site Reliability Engineer (Global Security)
Royal Bank of Canada —Toronto, ON
- Full-time
- Computer Science
- DevOps
- Engineering
Senior Software Engineer
Nucs AI —Toronto, ON
- Full-time
- Hybrid work
- DevOps
- System design
- Databases
Quick apply
Staff Software Engineer, Motion Planning
AeroVect —Toronto, ON
- Full-time
- Remote
- Doctoral degree
- Computer Science
- Engineering
DevOps Engineer
iManage —Toronto, ON
- Full-time
- Hybrid work
- Azure
- DevOps
- Engineering
- Dental care
- Paid time off
Quick apply
Lead DevOps Platform Engineer
Royal Bank of Canada —Toronto, ON
- Full-time
- Azure
- Computer Science
- DevOps
7d
Apps Development Sr Manager - Vice President
Citi —Mississauga, ON
- $120,800–$170,800 a year
- Full-time
- Azure
- DevOps
- System design
7h
Java Full Stack Lead
Accenture —Toronto, ON
- $82,600–$132,600 a year
- Full-time
- DevOps
- Java
- AWS
3h

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Senior React/.NET/SQL Server Full Stack Developer - Vice President

Citi -
Mississauga, ON

Apply Now

Job details

Full-time
$120,800–$170,800 a year
1 day ago

Qualifications

CI/CD
CSS
React
Kubernetes
Full-stack development
.NET Core
C#
Microsoft SQL Server
Git
.NET
xUnit
Database design
Bachelor's
JavaScript
Version control systems
REST
Natural language processing
Scrum
APIs
Agile
Front-end development
Kafka
Unit testing
TypeScript
Communication skills
Python
HTML

Full job description

Client Technology Group comprises of diverse, talented professionals located globally. Citi's Client Technology Group is one of the divisions within Markets Technology that provides comprehensive relationship coverage along with a full suite of products and services.

Our mission as a business focused technology organization is to provide best-in-class products and services to our global clients. Client Technology is focused on building a cross-functional team of talented professionals and creating a unique platform to deliver products that will disrupt the industry through technical innovation and creativity.

Job Overview:

We’re looking for a talented Full-Stack Software Developer to join our growing team. You’ll work on designing, developing, and maintaining web applications using .NET/C#, React, and SQL Server, while also contributing to emerging Generative AI initiatives using Python. This role requires a solid understanding of both front-end and back-end development, a passion for writing clean and efficient code, and the ability to collaborate with cross-functional teams to deliver high-quality solutions.

We are looking for an avid technologist who can -

Demonstrated Proactiveness & Autonomy: You are a self-starter who takes initiative, identifies challenges, and independently drives towards innovative solutions.
Develop and maintain web applications using .NET Core/Framework and C# for back-end functionality.
Build responsive, user-friendly front-end interfaces with React (version 16+).
Design and optimize SQL Server databases, writing efficient queries and stored procedures.
Contribute to Generative AI projects by leveraging Python for data processing, scripting, or model integration.
Collaborate with product managers, data scientists, and developers to deliver high-quality solutions.
Write clean, maintainable, and well-documented code following best practices.
Debug and resolve technical issues across the stack, from UI to database.
Participate in code reviews and share knowledge to elevate team performance.
Integrate APIs, third-party services, and emerging AI tools as needed.
Stay current with industry trends and propose enhancements to our tech stack.

Here is what you bring -

6+ years of professional experience in full-stack development.
Proficiency in .NET Core or .NET Framework and C# for server-side development.
Solid knowledge of SQL Server, including database design, queries, code development, and optimization.
Hands-on experience with Python (e.g., scripting, data manipulation, or API handling).
Familiarity with RESTful API and KAFKA development and integration.
Competence in HTML5, CSS3, and JavaScript/TypeScript for front-end work.
Experience with version control systems (e.g., Git).
Strong problem-solving skills and ability to work both independently and collaboratively.
Good communication skills and eagerness to learn new technologies.
Strong experience with React (2+ years preferred) for front-end development.

Preferred Skills (Nice-to-Haves):

Exposure to Generative AI concepts or tools (e.g., LLMs, NLP).
Experience with containerization with Kubernetes or OpenShift ECS.
Familiarity with unit testing frameworks (e.g., xUnit, NUnit, Jasmine, or pytest).
Understanding of Agile/Scrum methodologies or CI/CD practices.

On a typical day here is what you could do -

Provide critical technical and business support for Citi Applications, delivering swift resolutions to issues, ensuring system stability, and driving efficiency to contribute directly to business success.
Serve as a key liaison between business and internal technology teams, fostering collaboration and acting as a mentor and advisor to junior analysts.
Lead and participate in the full application release lifecycle, from development and testing through deployment and post-release validation, ensuring seamless transitions and maintaining comprehensive technical documentation.
You will maintain application systems that have completed the development stage and are running in the daily operations of the firm.
You will manage, maintain and support applications and their operating environments, focusing on stability, quality and functionality against service level expectations.
You will assist in appropriately assessing risks when business decisions are made, demonstrating consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to policy.

Education:

Bachelor’s/University degree or equivalent experience

Why choose Citi:

Join a dynamic team at Citi's Client Technology Group, where you'll contribute to cutting-edge Generative AI initiatives, build impactful financial applications, and benefit from tremendous opportunities for personal and professional growth.
Over 200 years in business with a great team of creative, visionary and entrepreneurial thinkers.
Tremendous opportunities to advance, open to everyone across all levels. Learn and grow simultaneously!
We offer a unique journey of personal and professional development, accomplishment and satisfaction.
We value intelligence and a global mindset. There is a strong culture of empowerment here – we embrace diversity.
We do our best to be flexible and may differ depending on the business or area.
Citi offers a robust training program. We continually reevaluate our training model to ensure that we are always offering the most relevant and best in class training.
At Citi, we value internal mobility. We want you to build a long-term career with us, so you can expect opportunities to move around the organization.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$120,800.00 - $170,800.00

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.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

Apply Now

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fullstack (python) developer full time jobs in mississauga, on

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