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Added 19 hours ago
L
Cybersecurity Analyst - Threat Intelligence
lululemon
Vancouver, BC
- Full-time
Working knowledge of networking, operating systems, and security event logs, with familiarity in query or scripting languages such as KQL, SQL, or Python.
Added 20 hours ago
A
Scientifique De Données
Actalent
Longueuil, QC
- $43 to $66 CAD / hour
- Contract
Construire des modèles prédictifs en Python en utilisant des techniques de régression, de classification et de prévision de séries temporelles.
Added 20 hours ago
A
Data Scientist
Actalent
Longueuil, QC
- $43 to $66 CAD / hour
- Contract
Construire des modèles prédictifs en Python en utilisant des techniques de régression, de classification et de prévision de séries temporelles.
Added 20 hours ago
AI
Adobe Experience Manager
Aptino, Inc.
Toronto, ON
- $70 to $75 CAD / hour
- Contract
Automated testing and scripting using JavaScript, Java or Python.
Added 21 hours ago
HP
HPC & AI Software - Engineering Resolution Engineer
Hewlett Packard Enterprise
Mississauga, ON
- $118,500 to $168,500 CAD / year
- Full-time
…analysis, system-health assessment, and automation using Bash, Python, or comparable scripting…
Added 21 hours ago
SI
PL/SQL Developer
Siri InfoSolutions, Inc.
Montreal, QC
- Contract
Location : Montreal, QC - 3 days a week onsite.
Added 21 hours ago
AS
Lead FinOps Analyst: Cloud, Network & Infrastructure
Apex Systems
Mississauga, ON
- $100 to $101 USD / hour
- Contract
Work Model: Hybrid, 2 days per week onsite required
Added 23 hours ago
FE
Applied AI Engineer – Agents & Automation
Future Electronics
Kirkland, QC
- Full-time
Added 23 hours ago
GS
PL/SQL Developer
Gala Solutions
Montreal, QC
- Contract
Location: Montreal, QC - 3 days a week onsite.
Added 23 hours ago
IS
SQL Developer
IMR Soft LLC
Montreal, QC
- Contract
Location: Montreal, QC, Canada (Hybrid – 3 Days Onsite)
Added 23 hours ago
MM
Oracle EPM Analyst
Marsh McLennan
Toronto, ON
- Full-time
Build integration artifacts in Cloud Data Management and FDMEE, including locations, maps, custom/import scripts, and handling file-related or custom automation using Python Scripts.
Added 1 day ago
SI
Artificial Intelligence Engineer
Smart IT Frame LLC
Mississauga, ON
- Full-time
Design, build, and deploy Python-based AI/LLM applications using FastAPI/Flask.
Added 1 day ago
KI
PL/SQL Developer in Montreal, QC- Canada - Interviews this weekend
KPG99 INC
Montreal, QC
- Contract
We are planning to conduct interviews this weekend for the PL/SQL Developer role.
Added 1 day ago
SL
Python (API & Platform Engineering)
Staffingine LLC
Toronto, ON
- Contract
Backend Engineer – Python (API & Platform Engineering)
Added 1 day ago
SL
Python Developer
Staffingine LLC
Toronto, ON
- Full-time
Backend Engineer – Python (API & Platform Engineering) X10
Added 1 day ago
T
Treasury Analyst, Liquidity Measurement - Analytics & Reporting
TD
Toronto, ON
- Full-time
Experience with programming for extract transform load (ETL) operations and data analysis (including performance optimization) using languages such as, but not limited to, Python, SQL and R.
Added 1 day ago
GT
Lead Data Engineer / Data Product Lead – Snowflake
Global Technical Talent, an Inc. 5000 Company
Toronto, ON
- $60 to $80 CAD / hour
- Contract
…requiring deep expertise in Snowflake, SQL, Matillion/dbt, AWS, and Python, along with the ability to own data products end to end - from architecture and design through development,…
Added 1 day ago
KI
Hybrid - PL/SQL Developer (Unix & DB2)
KPG99 INC
Montreal, QC
- Contract
Location : Montreal, QC - 3 days a week onsite.
Added 1 day ago
GS
GenAI Prompt Engineer
Gala Solutions
Montreal, QC
- Contract
The developer will be working within a machine learning team/squad. The team is working on developing Artificial Intelligence solutions including ML and Gen AI. The candidate should be…
Added 1 day ago
A
Senior Python Backend Engineer
Apexon
Toronto, ON
- $120,000 to $150,000 CAD / year
- Contract
We are looking for a Backend Engineer – Python (API & Platform Engineering) to join our engineering team in Toronto, Ontario. This is a hands-on backend engineering role focused on building…
Added 1 day ago
Y
Software Engineer - QC(Local)
Yochana
Montreal, QC
- Contract
Working knowledge of Python and/or JavaScript.
Added 1 day ago
GS
Observability Engineer
Gala Solutions
Montreal, QC
- Contract
Location: Montreal, QC - Canada - Hybrid 3 days a week - Onsite interview is mandatory
Added 1 day ago
TT
Senior MLOps Engineer - Investment Banking
Tech Talent International
Montreal, QC
- $140,000 to $150,000 CAD / year
- Full-time
Location: Hybrid - Downtown Montreal, QC -(roles starts off 5 days in office for 1st 3 months, then turns into hybrid setup 3 days onsite, 2 days from home)
Added 1 day ago
ZT
Quality Assurance Engineer
Zensar Technologies
Toronto, ON
- Full-time
Zensar is looking for a Onsite QA at Toronto, Canada - French-speaking candidates are preferred
Added 1 day ago
AI
Senior AWS Data Engineer
Apptoza Inc.
Toronto, ON
- Full-time
Build and optimize ETL/ELT workflows using AWS Glue (PySpark/Python).

Apexon

Senior Python Backend Engineer

Toronto, ON, Canada

$120,000 to $150,000 CAD / year · Contract

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Job details

Pay: $120,000 to $150,000 CAD / year
Job type: Contract
Apply by: Nov 29, 2026
Experience: 5–10+ years of backend-focused software engineering experience.
Posting language: English
Posted: Oct 30, 2026

Original job description

About Apexon

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences.

We bring together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, with proprietary accelerators and platforms.

Backed by Goldman Sachs Asset Management and Everstone Capital, Apexon now has a global presence of 15 offices (and 10 delivery centers) across four continents.

We enable #HumanFirstDIGITAL

About the Role

We are looking for a Backend Engineer – Python (API & Platform Engineering) to join our engineering team in Toronto, Ontario. This is a hands-on backend engineering role focused on building scalable, secure, and high-performance backend systems for enterprise-grade financial platforms.

The ideal candidate will have strong expertise in Python, RESTful APIs, system design, platform engineering, databases, and cloud technologies, along with experience building distributed and highly scalable backend systems.

This is an onsite role in Toronto, and an in-person interview in Toronto is mandatory.

Position Summary

The Backend Engineer – Python (API & Platform Engineering) will be responsible for designing, developing, and maintaining scalable backend services and APIs. The role involves contributing to platform engineering, distributed system design, backend integrations, performance optimization, security, and observability.

You will work closely with frontend, DevOps, product, and engineering teams to deliver reliable and scalable solutions supporting mission-critical financial platforms.

Key Responsibilities

Design, develop, and maintain scalable backend services using Python.
Build and manage RESTful APIs and backend integrations using REST, JSON, and OpenAPI.
Contribute to platform engineering initiatives focused on reliability, scalability, and maintainability.
Participate in system design and architecture discussions for distributed and high-performance systems.
Design and implement backend solutions with a focus on scalability, fault tolerance, performance, and security.
Collaborate with frontend, DevOps, product, and cross-functional engineering teams to deliver end-to-end solutions.
Work with both SQL and NoSQL databases to support high-volume and enterprise-grade applications.
Optimize backend services for performance, security, reliability, and observability.
Participate in code reviews and promote engineering best practices and coding standards.
Contribute to CI/CD pipelines, automation, and DevOps practices.
Help build and maintain shared backend platforms and reusable engineering capabilities.
Troubleshoot complex technical issues and contribute to continuous improvement of backend systems.

Qualifications

5–10+ years of backend-focused software engineering experience.
Strong hands-on experience with Python for backend development.
Proven experience designing and developing RESTful APIs.
Strong understanding of REST, JSON, and OpenAPI.
Solid experience with system design, including scalability, fault tolerance, performance, and distributed systems.
Experience with platform engineering or building shared backend platforms.
Strong understanding of SQL and NoSQL databases.
Experience working with at least one major cloud platform, such as AWS, Azure, or GCP.
Familiarity with CI/CD pipelines, Git, and DevOps practices.
Strong communication, collaboration, analytical, and problem-solving skills.
Bachelor’s or Master’s degree from a Canadian university or college.

Must Have

Strong Python backend development experience.
Hands-on experience building and maintaining RESTful APIs.
Strong system design and distributed systems knowledge.
Experience with platform engineering or shared backend services.
Strong knowledge of SQL and NoSQL databases.
Experience with AWS, Azure, or GCP.
Familiarity with CI/CD, Git, and DevOps practices.
Strong understanding of scalability, reliability, performance, and security.
Bachelor’s or Master’s degree from a Canadian university or college.
Strong communication and problem-solving capabilities.
Ability to work effectively in a collaborative, engineering-driven environment.

Nice to Have

Experience working in financial services or fintech environments.
Strong understanding of microservices architecture.
Experience with Docker and Kubernetes.
Exposure to security, compliance, and high-availability systems.
Experience working with mission-critical enterprise platforms.
Experience designing systems that operate at large scale and high availability.

Key Technology Stack

Backend: Python
API: REST, JSON, OpenAPI
Architecture: Distributed Systems, Microservices, Platform Engineering
Databases: SQL, NoSQL
Cloud: AWS, Azure, GCP
DevOps: Git, CI/CD
Containers: Docker, Kubernetes
Engineering: System Design, Performance, Security, Observability

What We Offer

Opportunity to work on mission-critical financial platforms.
Exposure to large-scale, high-impact systems.
Collaborative and engineering-driven culture.
Opportunities to work on scalable backend and platform engineering initiatives.
Professional growth and development opportunities.

Work Environment

Location: Toronto, Ontario, Canada

Work Mode: Onsite

Interview: In-person interview in Toronto is mandatory

Our Commitment to Diversity

We are an equal opportunity employer committed to building a diverse and inclusive team. We welcome candidates from all backgrounds and encourage individuals from underrepresented groups to apply.

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More about this job

Responsibilities

Design, develop, and maintain scalable Python backend services, RESTful APIs, integrations, and shared platform capabilities for mission-critical financial systems. Collaborate across engineering teams to improve system architecture, performance, security, reliability, observability, and delivery practices.

Requirements

Requires 5–10+ years of backend engineering experience, strong Python and REST API expertise, and knowledge of distributed systems, platform engineering, and SQL and NoSQL databases. Candidates must also have experience with a major cloud platform, CI/CD and DevOps practices, and a bachelor’s or master’s degree from a Canadian university or college.

Skills

Python
Backend Development
RESTful APIs
REST
JSON
OpenAPI
System Design
Distributed Systems
Platform Engineering
SQL
NoSQL
AWS
Azure
GCP
CI/CD
DevOps

Benefits

Professional Growth And Development Opportunities

Visa sponsorship

Not detected in the job text

Keywords

Python
Backend Engineering
RESTful APIs
REST
JSON
OpenAPI
Distributed Systems
Microservices
Platform Engineering
System Design
SQL
NoSQL
AWS
Azure
GCP
Git
CI/CD
DevOps
Docker
Kubernetes
Performance Optimization
Security
Observability
Fault Tolerance
Financial Services
Fintech
High Availability
Backend Integrations

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