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Added 3 mins ago
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Ingénieur principal ou ingénieure principale en assurance qualité des logiciels/ Senior Software Quality Assurance Engineer
Aviya Aerospace Systems
Longueuil, QC
- Full-time
Aviya Aerospace Systems is a leader in engineering services and solutions for mission critical Aerospace and Defense applications.Aviya provides expertise in program management, systems,…
Added 3 mins ago
XS
Security Analyst / Engineer / Architect
XChange Software Inc
Mississauga, ON
- Contract
· Lead architecture reviews across cloud, applications, infrastructure, and third-party solutions.
Added 3 mins ago
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CYBERSECURITY ENGINEER
Adacel
Montreal, QC
- Full-time
…contrôle de la circulation aérienne (ATC) de premier plan et de solutions de gestion du trafic aérien (ATM) à la fine pointe de la technologie…
Added 3 mins ago
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Senior Full Stack Engineer
Workstream
Vancouver, BC
- Full-time
…engineers who focus on building and innovating cloud technology solutions that empower local businesses to thrive and better serve the deskless workforce in their communities. We are…
Added 3 mins ago
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AI Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking a highly skilled AI Engineer with strong expertise in Python, SQL, AWS Bedrock, AWS SageMaker, LangGraph, LLM Fine-Tuning, and Retrieval-Augmented Generation…
Added 3 mins ago
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Software Engineer - API
CMiC
Toronto, ON
- Full-time
The overall hiring salary range for this position from Intermediate to Senior level, is $70,000 to $115,000 annually
Added 3 mins ago
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Senior Project Engineer
WSP
Calgary, AB
- Full-time
…practical decision-making make a measurable difference. As a Senior Project Engineer, you’ll help guide natural gas compressor station projects from conceptual and FEED phases through…
Added 32 mins ago
TM
Senior Product Development Engineering Specialist - Design Support & Sustaining
Trudell Medical International
London, ON
- Full-time
At Trudell Medical International (TMI), we pride ourselves on our passion for finding innovative and creative solutions which has enabled us to develop medical devices that continue to make…
Added 32 mins ago
Software Engineer - API
CMiC
Toronto, ON
The overall hiring salary range for this position from Intermediate to Senior level, is $70,000 to $115,000 annually
Added 47 mins ago
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Conversation Bot Engineer - Dialogflow CX
Quantiphi
Toronto, ON
- $140,000 to $150,000 CAD / year
- Full-time
Quantiphi delivers First-in-class AI solutions across Life Sciences, Healthcare, Banking, Financial Services, CPG, Manufacturing, Energy, High-Tech, Telecommunications, etc., powered by…
Added 47 mins ago
TM
Senior Mechanical Product Design Engineering Specialist
Trudell Medical International
London, ON
- Full-time
At Trudell Medical International (TMI), we pride ourselves on our passion for finding innovative and creative solutions which has enabled us to develop medical devices that continue to make…
Added 47 mins ago
TC
Senior Database Administrator (Oracle Application DBA / AWS Cloud)
Tata Consultancy Services
Toronto, ON
- $115,000 to $130,000 CAD / year
- Full-time
TCS Interactive is Tata Consultancy Services’ award-winning full-service agency unit. We design, engineer and activate digital products and services that drive growth and transformation for…
Added 47 mins ago
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Electrical Engineer/Designer
Grantek
Burlington, ON
- Full-time
The Electrical Engineer/Designer at Grantek is an exciting opportunity for an intermediate to senior-level professional with a strong background in electrical design and industrial control…
Added 47 mins ago
SY
Senior Software Engineer
Secure Yourself IT Solutions
Ottawa, ON
- Contract
We're looking for a Senior Software Engineer to support an upcoming Government of Canada project. This is a chance to put your skills to work on systems where quality, security, and…
Added 1 hour ago
IM
Electrical Engineer / Senior Electrical Engineer
Impossible Metals
Collingwood, ON
- Full-time
Impossible Metals Canada is looking for a practical, hands-on Electrical Engineer / Senior Electrical Engineer to help design, develop, integrate, and test the electrical systems that power…
Added 1 hour ago
TT
Design Engineer, Electrical and Traction Power (13543)
Toronto Transit Commission (TTC)
Toronto, ON · Greater Toronto Area, Canada
- $100,318.4 to $125,434.4 CAD / year
- Full-time
Reports to: Senior Design Engineer, Traction Power
Added 1 hour ago
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Senior Manager, Infrastructure Projects
Cenovus Energy
Calgary, AB
- Full-time
Reporting to the Director, Workplace & Real Estate, the Senior Manager, Infrastructure Projects provides strategic leadership and oversight of the Workplace & Real Estate Infrastructure…
Added 1 hour ago
AP
Test Analyst
Aulton Pharmaceuticals
Canada
- Full-time
Career progression into Senior Test Analyst, QA Engineer, Automation Engineer, QA Lead, or QA Manager roles.
Added 1 hour ago
ES
Senior / Lead Azure Data Engineer
Enterprise Solutions Inc.
Toronto, ON
- Contract
We are seeking an experienced Senior / Lead Azure Data Engineer with strong expertise in Microsoft Azure, Azure Data Factory, Azure Databricks, PySpark, and Azure Synapse Analytics. The…
Added 1 hour ago
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Senior Forward Deployed Engineer – AI & Data Engineering
PeoplePilot
Toronto, ON
- Full-time
# Senior Forward Deployed Engineer – AI & Data Engineering
Added 1 hour ago
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Senior Land Development Engineer
JLR
Ottawa, ON
- Full-time
We’ve opened a role in our Ottawa office for a talented, entrepreneurial Senior Land Development Engineer to work alongside exceptional people in JLR’s Civil Land Development group.
Added 1 hour ago
SG
Engineer, Mechanical
Socomec Group
Brampton, ON
- Full-time
Decision-Making Authority: Develops design concepts and technical solutions within assigned projects. Proposes design alternatives, problem-solving recommendations and engineering…
Added 1 hour ago
Technical Program Manager, Platform Services
Motive
Vancouver, BC
Identify systemic issues and execution gaps early, and lead teams toward practical, durable solutions that support departmental and functional objectives.
Added 2 hours ago
D
Lead, Forward Deployed Engineering
Deliverect
Toronto, ON
- Full-time
At Deliverect, our API-first platform is revolutionizing commerce by providing a connected suite of on- and off-premise solutions. We empower both the food and retail industries to expand…
Added 2 hours ago
W
Senior Process Engineer - Uranium Processing Specialist
Wood
Saskatoon, SK
- $157,000 to $192,000 CAD / year
- Full-time
Wood currently has an exciting opportunity for a Senior Process Engineer - Uranium Processing Specialist at any of our Wood offices in BC, AB, or SK. Reporting to the Process Department…

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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