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Added 3 mins ago
CI
Salesforce Revenue Cloud Architect
CloudKettle Inc
Toronto, ON
- $135,000 to $150,000 CAD / year
- Full-time
In this role, the Employee will be responsible for leading the architecture, implementation, configuration, customization, and maintenance of Salesforce Revenue Cloud (and CPQ) applications…
Added 3 mins ago
B
Associate Manager, Membership Marketing
BCAA
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- Full-time
You balance strategic thinking with hands-on execution, helping move ideas from concept to implementation.
Added 3 mins ago
AA
Respite/Disability Worker - Team Lead (Orange Hub)
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Edmonton, AB
- $25.65 to $26.95 CAD / hour
- Part-time
The Team Lead (TL) provides leadership and support to Community Specialists (CS) and participants for assigned programs. This role will ensure program planning and implementation focuses on…
Added 3 mins ago
OC
Director, Strategic Programs
Ontario Centre of Innovation
Toronto, ON
- $130,000 to $148,000 CAD / year
- Full-time
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Added 3 mins ago
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Southgate, ON · Sudbury, ON · Barrie, ON · North Bay, ON · Collingwood, ON
- $78,000 to $90,000 CAD / year
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Lead sourcing initiatives for machined components, fabricated parts, weldments, fabricated structures, and related outsourced manufacturing services
Added 17 mins ago
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Director, Workforce Development
Government of Manitoba
Winnipeg, MB
- Full-time
As a member of the division’s management team, the Director is responsible to lead and manage the Workforce Development Unit, reporting to the Executive Director of the Policy and Planning…
Added 17 mins ago
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Telco Analyst
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- Full-time
Lead the design, implementation, and ongoing optimization of enterprise telephony, VoIP, internet, and communication services across the organization.
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Senior Scrum Master
ReVisionz
Calgary, AB
- Contract
Facilitate Scrum ceremonies: Lead daily stand-ups, sprint planning, sprint reviews and retrospectives, keeping each event focused, time-boxed and outcome-driven
Added 17 mins ago
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- Full-time
Lead investigations of safety incidents, near misses, and equipment failures.
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Principal Rock Mechanics Engineer
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- Full-time
Lead complex debug activities through the development cycle (pre and post-silicon)
Added 18 mins ago
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Child & Youth Worker - NH Mississauga
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Mississauga, ON
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#2241 - Float Community Support Worker | Permanent Full Time
Developmental Disabilities Association
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- Full-time
Participate in the implementation and monitoring of individualized goal plans
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Waterloo, ON
- Full-time
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Lead the preparation and review of monthly, quarterly, and annual consolidated financial statements and related supporting schedules.
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Manager, Health & Safety
Algoma University
Brampton, ON
- $91,863 to $114,829 CAD / year
In consultation with Facilities leadership, lead the development, implementation, and maintenance of all Emergency Preparedness plans for all campuses and campus buildings as required,…
Added 18 mins ago
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Manager, Marketing
Algoma University
Sault Ste. Marie, ON · Brampton, ON
- $91,863 to $114,829 CAD / year
Lead the development, implementation, and day-to-day management of the annual institutional enrolment marketing plan and brand growth under the overall direction of the Director.
Added 18 mins ago
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Senior Scrum Master
ReVisionz
Remote, Canada
- Contract
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Facilitate Scrum ceremonies: Lead daily stand-ups, sprint planning, sprint reviews and retrospectives, keeping each event focused, time-boxed and outcome-driven.
Added 18 mins ago
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Sr Analyst II Service Management (Onsite Quebec Location)
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QC · CAN QC Client Site (CSC Location)
- Full-time
DXC is seeking a candidate for a major customer that has a proven track record to lead Major DT incidents to resolution. The successful candidate will also be involved to maintain and…
Added 47 mins ago
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Senior Strategic Management Analyst
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Winnipeg, MB
- Full-time
Reporting to the Director, Program Reviews, the Senior Strategic Analyst will lead program reviews directed by Treasury Board and senior management in order to determine program…
Added 47 mins ago
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Added 47 mins ago
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Affinity
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Change Management Specialist
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…matter experts, and change sponsors to ensure successful project…

Citi

Senior Python Engineer

Mississauga, ON, Canada

$120,800.00 - $170,800.00 · Full-time

Apply About employer

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Job details

Pay: $120,800.00 - $170,800.00
Job type: Full-time
Apply by: Oct 13, 2026
Experience: 6+ years of hands-on experience in Application Development, primarily with Python.
Posting language: English
Posted: Oct 9, 2026

Original job description

Job Description

We are seeking a highly experienced and technically proficient Senior Python Developer with 6+ years of hands-on experience to design, develop, and deliver critical, scalable, highly available, and performant applications. This role demands deep technical expertise, a strong focus on execution, and a proven ability to deliver robust software solutions, particularly within quantitative and market risk domains.

Key Technical Responsibilities:

Lead hands-on implementation and architecture of Python frameworks for scalable, resilient, and performant applications.
Develop solutions adhering to architectural standards, utilizing in-depth technical and business domain knowledge.
Enforce industry-standard SDLC best practices and contribute to code quality through reviews.
Collaborate with cross-functional teams (Risk, Quants, FO, DevOps, Production Support) for seamless delivery.
Drive development for Stress Testing and Regulatory Risk projects in the Market Risk domain.
Manage project technical aspects, including planning, governance, and taking ownership of initiatives.
Deliver high-quality solutions independently within a globally matrixed environment and under tight deadlines.

Required Technical Qualifications:

I. Core Python & System Development:

6+ years of hands-on experience in Application Development, primarily with Python.
Expert-level Python 3.x proficiency for scalable, resilient, and high-performance applications.
Advanced knowledge of Python frameworks (FastAPI, Django, Flask), best practices, and design patterns (OOP).
Strong understanding of software architecture principles and distributed system design (Microservices, Event-Driven Architecture).
Extensive experience with relational (PostgreSQL, Oracle, SQL Server) and NoSQL databases (MongoDB, Cassandra, Redis), including advanced SQL.
Proven expertise in designing, developing, and securing RESTful APIs and integration patterns.
Hands-on experience with CI/CD systems (Jenkins, GitLab CI, GitHub Actions, Bitbucket Pipelines) for automated deployment.
Highly experienced with Unix-based operating systems.

II. Cloud & DevOps:

Strong background in cloud platforms (AWS, Azure, GCP), including containerization (Docker) and contributing to Kubernetes orchestration.
Advanced troubleshooting, debugging, and performance optimization for distributed systems.
Proficiency in automated testing frameworks (Pytest, unittest) and TDD methodologies.
Solid understanding of secure coding practices and application security principles (OWASP Top 10).
Expertise in Git (Bitbucket, GitHub) for advanced branching and pull request workflows.

III. Quantitative & Risk Domain:

Experience developing Quantitative/Calc-intensive Python solutions with advanced computation libraries.
Sound understanding and exposure to various Risk Methodologies.
Exposure to mathematical modeling/finance insights.

IV. Artificial Intelligence (AI) Integration (Exposure):

Exposure to AI/ML tools and frameworks (TensorFlow, PyTorch, scikit-learn).
Practical experience with AI tools (Copilot, Devin, Claude/Gemini/GPT) for development workflows.
Experience with Agentic AI tools, including writing Agents and Skills, and contributing to Agentic frameworks.
Understanding and practical application of Generative AI concepts in software development.

Professional Skills:

Deep understanding and practical experience with Agile/Scrum methodologies.
Exceptional ability to manage priorities and tasks effectively.
Strong analytical, logical, systems thinking, and critical analysis skills.
Excellent written and verbal communication for diverse audiences.
Ability to work independently, take ownership, and collaborate effectively in global teams.

Desirable Qualifications:

Polyglot Programming Exposure (e.g., Java).
Big Data Technologies (Apache Spark, Hadoop, Kafka) and data warehousing.
Frontend Development (React, Angular, Vue.js).
Relevant Cloud or Industry Certifications.
Experience with banking domain (pricing, risk), CFA/FRM certification.

Key Focus Areas / Desirable Skills

• Foundational Models: Gemini, OpenAI, Claude, Llama, Local Models

• Machine Learning: PyTorch, TensorFlow, Fine-tuning

• Frameworks: LangChain, LlamaIndex, Hugging Face

• Retrieval Augmented Generation: PostgreSQL, Vector DBs, Advanced Retrieval

• Orchestration: LangGraph, Multi-Agent Systems

• Development: Python, FastAPI, Async Programming

• Deployment: Docker, Production APIs, Monitoring

• Applied Methodology: Prompt Engineering, Workflow Design, GenAI Optimization

Education:

Bachelor’s degree/University degree or equivalent experience in Computer Science, Engineering, or Technology
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.

Apply About employer

More about this job

Responsibilities

Lead the architecture and implementation of scalable, high-performance Python frameworks for quantitative and market risk applications. Collaborate with cross-functional teams including Quants, Risk, and DevOps to deliver robust software solutions within a global environment.

Requirements

Requires 6+ years of hands-on Python development experience with expertise in system architecture, distributed systems, and cloud platforms. Candidates should possess strong analytical skills and experience in quantitative or risk-intensive domains.

Skills

Python
FastAPI
Django
Flask
PostgreSQL
SQL
AWS
Azure
GCP
Docker
Kubernetes
CI/CD
Pytest
Git
Generative AI
Machine Learning

Visa sponsorship

Not detected in the job text

Keywords

Python
FastAPI
Django
Flask
PostgreSQL
NoSQL
AWS
Azure
GCP
Docker
Kubernetes
CI/CD
Jenkins
Git
Pytest
TDD
Microservices
Event-Driven Architecture
Generative AI
Machine Learning
PyTorch
TensorFlow
Agile
Scrum
Market Risk
Quantitative Analysis
RESTful APIs
System Architecture
Cloud Computing

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