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Python Back Jobs in Toronto, ON (NOW HIRING)

Rakuten Shop Style

Marketing Analyst

Toronto, ON

Rakuten is a leading shopping platform that offers Cash Back on purchases from your favorite brands ... Strong Python skills for data analysis and data science (pandas, numpy, scikit-learn) * Solid ...

TMX Group

Senior Data QA Analyst

Toronto, ON · Hybrid

Go beyond "reporting bugs." Trace issues back to the specific service, API endpoint, or database procedure causing the failure. The Tech Stack: * Language: Python (Heavy scripting, Pytest, Pandas ...

THOMSON REUTERS

Lead Data Engineer

Toronto, ON · Hybrid

AI, SQL, Power BI, Tableau, Python, Excel, and PowerPoint. A critical component of this position ... back to the community, or finding time to refresh and reset. This builds upon our flexible work ...

Spire

Principal RF Engineer

Toronto, ON

Python is the primary tool for prototyping, simulation, data analysis, and algorithm validation ... Investigate and resolve anomalies in geolocation outputs by tracing errors back through the signal ...

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Python Back information

Can I do backend in Python?

Yes, Python is widely used for backend development due to its simplicity and extensive libraries. Backend roles often require knowledge of frameworks like Django or Flask, database management, and API development.

Are Python still in demand in 2026?

Python developers remain in high demand in 2026 due to Python's widespread use in data analysis, machine learning, web development, and automation. Skills in frameworks like Django or Flask and proficiency with libraries such as Pandas or TensorFlow enhance job prospects for Python back-end developers.

Is Python in demand for backend?

Python is highly in demand for backend development due to its simplicity, versatility, and extensive libraries like Django and Flask. Many companies seek Python developers for building scalable, efficient server-side applications, making it a valuable skill for backend roles.

What is a Python Backend Developer?

A Python Backend Developer is a software engineer who specializes in building and maintaining the server-side logic of web applications using the Python programming language. They are responsible for creating APIs, managing databases, integrating with external services, and ensuring the overall performance and security of the backend systems. Python Backend Developers often work with frameworks like Django or Flask and collaborate with frontend developers to deliver seamless user experiences.

What are the key skills and qualifications needed to thrive as a Python Backend Developer, and why are they important?

To thrive as a Python Backend Developer, you need strong programming skills in Python, a solid understanding of backend frameworks, and experience with APIs and databases, often supported by a relevant degree or certifications. Familiarity with tools like Django or Flask, RESTful API design, version control systems such as Git, and cloud platforms like AWS or Azure is typically required. Problem-solving, teamwork, and effective communication are crucial soft skills that set top performers apart. These competencies enable developers to build scalable, secure, and maintainable backend systems that meet business needs efficiently.

What jobs can I do with just Python?

With Python skills, you can work as a Python developer, data analyst, automation engineer, or backend programmer. These roles often require knowledge of libraries like pandas, Django, or Flask, and may involve tasks such as scripting, data processing, or web development. Additional skills in databases, version control, and problem-solving enhance job prospects.

What is the difference between Python Back and Python Data Engineer?

AspectPython BackPython Data Engineer
Required CredentialsPython programming, basic database knowledgePython, SQL, data modeling certifications
Work EnvironmentBackend development teams, software companiesData teams, analytics departments
Industry UsageSoftware development, web servicesData analysis, big data projects
Common Search IntentBackend development with PythonData pipeline and infrastructure roles

Python Back focuses on backend development tasks using Python, such as server-side logic and API creation. Python Data Engineer specializes in building data pipelines, managing data storage, and working with large datasets. While both roles require Python skills, Python Data Engineers often need additional knowledge of SQL and data architecture. Understanding these differences helps job seekers target the right roles based on their skills and career goals.

What are some common challenges Python Backend Developers face when optimizing application performance?

Python Backend Developers often encounter challenges related to optimizing application speed and scalability, especially when handling large volumes of data or high user traffic. Issues such as inefficient database queries, memory leaks, and suboptimal code structures can impact performance. Developers typically address these by profiling code, implementing caching strategies, and leveraging asynchronous programming where appropriate. Collaborating with DevOps teams to monitor performance metrics and employing tools like Redis, Celery, or load balancers also play a significant role in overcoming these challenges.
What are popular job titles related to Python Back jobs in Toronto, ON? For Python Back jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Python Back jobs in Toronto, ON look for? The top searched job categories for Python Back jobs in Toronto, ON are:
Python Back jobs near you
Software Engineer - Cloud & Python

Software Engineer - Cloud & Python

Citi

Mississauga, ON • On-site

Full-time

This job post has expired today. Applications are no longer accepted.

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 more than 230,000 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 Summary

The Prime Analytics team is undertaking multi-year growth initiatives, expanding its platform offering to empower market quants and product development teams. This expansion focuses on leveraging Python for analytics, hosting new data platforms, and building robust monitoring and observability capabilities. We are seeking a highly motivated and skilledAssistant Vice President (AVP), Python Developer, to join our team in Tampa, Florida. This role requires strong expertise in Python and Apache Airflow, along with the ability to collaborate directly with market quants and various development teams to build and enhance our analytics platform. You will play a crucial role in delivering innovative technical solutions, contributing to architectural excellence, and providing technical guidance.

Responsibilities

  • Technical Contribution & Collaboration:
    • Partner with market quants and various technology teams to ensure the seamless integration of functionalities, achieve strategic goals, and identify system enhancements for new product deployments and process improvements.
    • Contribute to the resolution of high-impact problems and projects through in-depth evaluation of complex business processes, system architectures, and industry standards.
    • Apply strong expertise in application programming and actively ensure that application designs adhere to the overall architectural blueprint and best practices.
    • Utilize advanced knowledge of system flow to contribute to and uphold standards for coding, testing, debugging, and implementation.
  • Problem Solving & Innovation:
    • Develop a comprehensive understanding of how different areas of the business, particularly architecture and infrastructure, integrate to achieve overarching business goals.
    • Provide in-depth analysis and interpretive thinking to define complex issues and develop innovative, scalable solutions.
  • Risk Management & Compliance:
    • Appropriately assess risk when technical and business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients, and assets.
    • Drive compliance with applicable laws, rules, and regulations, adhere to Policy, apply sound ethical judgment regarding personal behavior, conduct, and business practices, and escalate, manage, and report control issues with transparency.

Qualifications

  • Experience:
    • 3-5 years of hands-on application development experience.
    • 3+ years of dedicated Python application development experience.
    • Proven experience contributing to successful project delivery and technical initiatives.
  • Technical Expertise (Required):
    • Core Python:Strong proficiency in Python development, including best practices, object-oriented programming, and performance optimization.
    • Web Services & APIs:Experience developing and consuming RESTful APIs and web services.
    • Frameworks:Hands-on experience with web frameworks, particularly FAST API.
    • Data Formats:Proficient in working with JSON and other data interchange formats.
    • Workflow & Messaging:Experience with Apache Airflow for workflow orchestration and Apache Kafka for real-time data streaming.
    • Cloud & Storage:Experience with cloud storage solutions like Amazon S3.
    • Databases:Solid understanding and experience with relational databases such as SQL Server and Oracle Database.
    • DevOps:Familiarity and experience with cloud-native technologies (e.g., Amazon EKS), containerization (Docker), and CI/CD pipeline implementation.
    • Observability:Experience with observability tech stacks like Grafana for logs, traces, and metrics, as well as OpenTelemetry.
  • Technical Expertise (Plus):
    • Experience with advanced data technologies such as Trino, Starburst, Pinot, and Spark.
  • Soft Skills & Leadership:
    • Ability to adjust priorities quickly as circumstances dictate and thrive in a dynamic, fast-paced environment.
    • Demonstrated ability to take initiative and ownership, contributing significantly to team success and project outcomes.
    • Strong problem-solving skills with an ability to analyze and resolve complex technical and business challenges.
    • Consistently demonstrates clear, concise, and effective written and verbal communication skills, able to articulate technical concepts clearly to diverse audiences.
  • Work Arrangement:
    • Work in the office for three days each week, subject to adjustments based on company policy.

Education

  • Bachelor’s degree/University degree or equivalent experience in Computer Science, Engineering, or a related quantitative field.
  • Master’s degree preferred.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Job Family Group: Technology

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Job Family:Applications Development

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Time Type:Full time

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Primary Location Full Time Salary Range:$120,800.00 - $170,800.00

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Most Relevant Skills Please see the requirements listed above.

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

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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.

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This job opening is for an existing job vacancy.

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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.

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