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Added 7 days ago
Senior Software Engineer
EarnIn
Vancouver, BC
…products that deliver real-time financial flexibility for those with the unique needs of living paycheck to paycheck. Our community members access their earnings as they earn them, with…
Added 7 days ago
SI
AI Engineer
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Mississauga, ON
- Full-time
…entitle custom agents (prompts, tools, knowledge). End users chat with those agents over documents, SQL, policy RAG, and operational systems (e.g. ticket triage, order audit, product…
Added 7 days ago
C
Lead Data Scientist / VP
Citi
Mississauga, ON
- Full-time
…models, build Generative AI and agentic workflows, and partner with data engineers and technology teams to implement scalable production…
Added 7 days ago
C
Lead Data Scientist / VP
Citi
Mississauga, ON
- Full-time
…models, build Generative AI and agentic workflows, and partner with data engineers and technology teams to implement scalable production…
Added 7 days ago
C
Lead Data Scientist / VP
Citi
Mississauga, ON
- Full-time
…models, build Generative AI and agentic workflows, and partner with data engineers and technology teams to implement scalable production…
Added 7 days 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 7 days ago
P
Senior Forward Deployed Engineer – AI & Data Engineering
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Toronto, ON
- Full-time
In this role, you will work closely with business users, client subject matter experts (SMEs), product owners, and engineering teams to understand complex business workflows, validate…
Added 7 days ago
E
Senior Software Engineer
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- Full-time
…products that deliver real-time financial flexibility for those with the unique needs of living paycheck to paycheck. Our community members access their earnings as they earn them, with…
Added 7 days ago
D
Full Stack Developer (Java/Python + Gen AI)
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- Contract
Role Description This is a contract Full Stack Developer (Java/Python + Gen AI) role based in Brampton, ON with a hybrid work arrangement, allowing a mix of on-site and work-from-home days.…
Added 7 days ago
F
Staff Frontend Engineer
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Toronto, ON
- Full-time
Familiarity with backend systems (Python/Django, Java/Springboot, APIs, Postgres).
Added 7 days ago
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Trader d'énergie junior
CWP Energy
Montreal, QC
- Full-time
Added 7 days ago
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Building Science Lead
QEA Tech
Toronto, ON · Greater Toronto Area, Canada
- Full-time
…loss through infrared imaging replaces generic assumptions with precise, measured data: actual R-values, quantified energy loss, and data-driven retrofit plans with exact payback…
Added 7 days ago
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AI Engineer
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Mississauga, ON
- Full-time
Strong Python development with FastAPI or Flask.
Added 7 days ago
P
Sr. HRIS Analyst
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Mississauga, ON
- Full-time
At PointClickCare our mission is simple: to help providers deliver exceptional care. And that starts with our people. As a leading health tech company that’s founder-led and privately held,…
Added 7 days ago
M
Specialist, Data Governance and Strategy
Moneris
Toronto, ON
- Full-time
Location: You will be based in our Etobicoke office, balancing in-office collaboration with remote flexibility.
Added 7 days ago
GS
GenAI Prompt Engineer
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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 7 days ago
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Senior Revenue Operations Manager
Pepper
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- Full-time
Strong Python and SQL. You’re comfortable with APIs, webhooks, and cloud data warehouses (Snowflake a plus).
Added 7 days ago
IG
AI Data Science Engineer
Insight Global
Toronto, ON
- $80 to $94 CAD / hour
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Experience with scikit-learn or comparable Python ML libraries.
Added 7 days ago
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Production Support Specialist
Hays
Montreal, QC
- Contract
Hands-on experience with PL/SQL, Shell Scripting, Python, and Perl.
Added 7 days ago
A
Senior Python Backend Engineer
Apexon
Toronto, ON
- $120,000 to $150,000 CAD / year
- Contract
The ideal candidate will have strong expertise in Python, RESTful APIs, system design, platform engineering, databases, and cloud technologies, along with experience building distributed…
Added 7 days ago
P
Sr. HRIS Analyst
PointClickCare
Mississauga, ON
- $84,000 to $105,000 CAD / year
- Full-time
At PointClickCare our mission is simple: to help providers deliver exceptional care. And that starts with our people. As a leading health tech company that’s founder-led and privately held,…
Added 7 days ago
TT
Senior MLOps Engineer - Investment Banking
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Montreal, QC
- $140,000 to $150,000 CAD / year
- Full-time
We currently have a role as a Senior MLOps Engineer with our large consulting client, working for a investment bank in the downtown Montreal area. T
Added 7 days ago
Senior Product Development Engineering Specialist - Design Support & Sustaining
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London, ON
…London, Ontario, TMI offers a comfortable work environment with a respectful and family-oriented…
Added 7 days ago
AM
Sr. Systems Design Engineer
Advanced Micro Devices, Inc
Markham, ON
- Full-time
…experienced IP Systems Engineer to join our growing team. We work with customers to develop new products, previously including game consoles. As an IP Systems Engineer, you will drive the…
Added 7 days ago
SG
Software/Firmware Development Engineer
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This role will work with members of the engineering team comprising Software/Firmware, Electrical/Electronic and Power Conversion disciplines to develop controllers and programs, embedded…

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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