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Added 7 mins ago
EI
Electrical Engineer – Roadway Lighting Design
Egis in Canada
Toronto, ON
- $100,000 to $140,000 CAD / year
- Full-time
Electrical Engineer – Roadway Lighting Design based in Toronto, Ontario, Canada, responsible for the design, coordination, and delivery of electrical infrastructure systems supporting…
Added 7 mins ago
W
Graduate Technical Consultant, Water Engineer-in-Training
Worley
Markham, ON
- Full-time
The Graduate Technical Consultant I, Water Engineer-in-Training, supports the delivery of high-quality water and wastewater treatment consulting services for industrial clients. Working as…
Added 7 mins ago
GD
Software Test Specialist/Engineer
General Dynamics Land Systems–Canada
London, ON
- Full-time
…communicating defects found. This role involves collaborating with project engineering, systems engineering, software development teams and other stakeholders to ensure there is a clear…
Added 7 mins ago
B
Engineer III
BrandSafway
Bolton, ON
- Full-time
Visits construction project sites and carries out inspections as required.
Added 8 mins ago
Aviation Program Leader / Design Director
Mott MacDonald
Toronto, ON
At Mott MacDonald, we are driven by purpose and powered by brilliant people. As a trusted engineering, management, and development consultancy, we work with clients to solve complex…
Added 8 mins ago
Underground and Heavy Civil Group Leader
Mott MacDonald
Vancouver, BC
…excellent culture; align workforce and succession plans with the project pipelines; optimize utilization and capability; uphold safety, quality, ethics, and compliance; and support…
Added 36 mins ago
CO
ENGINEER
City of Toronto
Toronto, ON
- Full-time
The first five program areas are led by a Senior Engineer, and the last is led by a Source Water Protection Advisor. As an Engineer in PIE, you will report to a Senior Engineer. Two (2)…
Added 1 hour ago
HT
Designer, Development (Service)
Husky Technologies
Bolton, ON
- Full-time
Regularly provide feedback to product development teams: present project updates at service issue review meetings, attend design reviews to identify risks, submit continuous improvement…
Added 1 hour ago
HT
Applications Engineer
Husky Technologies
Bolton, ON
- Full-time
Husky TechnologiesTM offers a wealth of opportunity for personal growth and development. Most importantly, Husky Technologies TM offers an opportunity to work with – and be challenged by –…
Added 1 hour ago
SE
Lead RTL Engineer
Schweitzer Engineering Laboratories (SEL)
Burnaby, BC · Canada - Burnaby
- $105,600 to $158,400 CAD / year
- Full-time
Schweitzer Engineering Laboratories (SEL) is hiring a Lead Engineer with a focus in VHDL Register-Transfer Level (RTL) Digital Logic design for our R&D Communications product group. In this…
Added 1 hour ago
C
Software Development Engineer in Test
CIBC
Toronto, ON
- Full-time
…projects across the business. Use your expertise in software development testing to provide clients with quality products that meet business and system…
Added 1 hour ago
IG
Senior Sales Engineer, Municipal
IPEX Group
Edmonton, AB · CA - Edmonton - Office
- Full-time
We are seeking an experienced Senior Sales Engineer - Municipal to serve as a trusted technical advisor throughout the sales process. In this role, you will partner with customers, sales…
Added 1 hour ago
A
Senior Sales Engineer, Municipal
Aliaxis
Edmonton, AB · CA - Edmonton - Office
- Full-time
We are seeking an experienced Senior Sales Engineer - Municipal to serve as a trusted technical advisor throughout the sales process. In this role, you will partner with customers, sales…
Added 1 hour ago
JC
Structural Engineer
Johnson Controls
AB · SA - Edmonton Orion
- Full-time
Work with third parties and relevant jurisdictions to support structural design approvals when required by project scope.
Added 1 hour ago
JC
Finite Element Analysis Specialist
Johnson Controls
AB · SA - Edmonton Orion
- Full-time
Collaborate with multiple disciplines, including design, manufacturing, and quality assurance teams, to integrate FEA results into product development and enhancements.
Added 1 hour ago
C
Associate Software Engineer
CARFAX
London, ON
- $64,000 to $96,000 CAD / year
- Full-time
Join Team CARFAX as an Associate Software Engineer
Added 1 hour ago
Engineer-In-Training/Project Engineer
Department of Transportation and Infrastructure
Steinbach, MB · Brandon, MB · Winnipeg, MB
Manitoba Transportation and Infrastructure offers a structured comprehensive EIT Development Program where we provide you with training and experience to support your goal of becoming a…
Added 1 hour ago
C++ Gameplay Software Engineer Co-op (FC - Vancouver - Summer 2027 - 8-months - Undergrad)
Electronic Arts
Vancouver, BC
We’re looking for a Gameplay Software Engineer Co-op to join our paid world-class paid internship experience. The start date for this opportunity is May 2027 (8-month term). You will report…
Added 1 hour ago
EG
Electrical Engineer – Roadway Lighting Design
Egis Group
Toronto, ON
- $100,000 to $140,000 CAD / year
- Full-time
Electrical Engineer – Roadway Lighting Design based in Toronto, Ontario, Canada, responsible for the design, coordination, and delivery of electrical infrastructure systems supporting…
Added 1 hour ago
TP
Senior Engineer, Roads and Bridges
Toronto Pearson International Airport
Toronto, ON
- Full-time
…position supports the Capital Projects teams in delivering project requirements related to design and compliance with applicable codes and standards, including GTAA-specific requirements.…
Added 1 hour ago
Study Manager
Primero Group
Quebec, QC
As a Study Manager, you will be responsible to lead multi-disciplinary teams to complete client’s development phases for their projects, these phases would typically be Order of Magnitude,…
Added 1 hour ago
Concepteur(trice) mécanique senior / Senior Mechanical Designer
Primero Group
Quebec, QC
As a Senior Mechanical Designer, you will be responsible for the development of layouts, mechanical detail drawings, 3D models, 2D drawings and general arrangements in accordance with…
Added 1 hour ago
C++ Software Engineer Intern (UFC - Vancouver - Summer 2027 - 8-months)
Electronic Arts
Vancouver, BC
We're looking for a C++ Software Engineer Intern to join our UFC team for an 8-month internship beginning in May 2027. Reporting to a Senior Software Engineer and paired with an engineering…
Added 1 hour ago
C++ Generalist Software Engineer Co-op (FC - Vancouver - Summer 2027 - 8-Months - Undergrad)
Electronic Arts
Vancouver, BC
We’re looking for a C++ Software Engineer Co-op to join our world-class paid internship experience. The start date is May 2027 (8-month term) based out of our office in Burnaby, reporting…
Added 2 hours ago
AL
Civil Engineer (Geotechnical)
AGAT Laboratories
Calgary, AB
- Full-time
…and rock testing procedures. We are currently seeking a Civil Engineer with a P.Eng. designation, specializing in Geotechnical Engineering, to support our laboratory-based geotechnical…

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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