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Added 3 mins ago
C&
Embedded Software Engineer
Communications & Power Industries (CPI)
Georgetown, ON
- Full-time
…for use in medical X-Ray Generators. The Embedded Software Engineer must be proficient with…
Added 3 mins ago
M
Senior Manager, Commercial Management
Metrolinx
Canada
- Full-time
…Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major…
Added 3 mins ago
SI
Senior Systems Engineer
STACK IT Recruitment
Remote, Canada
- $110,000 to $130,000 CAD / year
- Full-time
- Remote
👨🏻‍💼 Are you a senior MSP engineer who can deliver large infrastructure projects hands-on and act as the technical advisor a client relies on?
Added 3 mins ago
SI
Senior Systems Engineer
STACK IT Recruitment
Remote, Canada
- $110,000 to $130,000 CAD / year
- Full-time
- Remote
👨🏻‍💼 Are you a senior MSP engineer who can deliver large infrastructure projects hands-on and act as the technical advisor a client relies on?
Added 3 mins ago
SI
Senior Systems Engineer
STACK IT Recruitment
Remote, Canada
- $110,000 to $130,000 CAD / year
- Full-time
- Remote
👨🏻‍💼 Are you a senior MSP engineer who can deliver large infrastructure projects hands-on and act as the technical advisor a client relies on?
Added 3 mins ago
E
Geohazard Intermediate Engineer – Water Crossings
Enbridge
Calgary, AB
- Full-time
…excellence and innovation. We are seeking an Geohazard Intermediate Engineer – Water Crossings to join our…
Added 3 mins ago
QT
Senior Linux Systems Engineer - Automation & Performance Monitoring (6-Month Contract)
Quantum Technology Recruiting Inc. (QTR)
Toronto, ON
- $70 to $90 CAD / hour
- Contract
Position: Senior Linux Systems Engineer - Automation & Performance Monitoring (6-Month Contract)
Added 3 mins ago
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Semiconductor EDA/CAD/IT Engineer
StarIC
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Join Our Innovative Team: Semiconductor EDA / CAD / IT Engineer
Added 3 mins ago
EI
Delivery Lead
Enercare Inc.
Markham, ON
- Full-time
…building things that make a difference? As a Principal Software Engineer, you’ll be a key player in creating technology that transforms how our customers experience their homes. This role…
Added 3 mins ago
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Senior IC Digital Design Engineer
StarIC
Toronto, ON
- Full-time
Plan, conduct and contribute to design reviews, provide input to characterization and qualification test systems, and support backend design targeting silicon, FPGAs, and system simulators
Added 3 mins ago
S
Analog Design Engineer
StarIC
Toronto, ON · Greater Toronto Area, Canada
- Full-time
At StarIC, we’re not just building circuits; we’re shaping the future of technology. As a Toronto-based semiconductor design company, we thrive on creativity, collaboration, and pushing the…
Added 4 mins ago
MI
Senior Electrical Engineer_MP-SEC-ELEC-SEN
Multi-Phase Industrial & Infrastructure Projects Inc.
Regina, SK
- Full-time
Skills:The Principal Electrical Engineer will utilize strong analytical and problem-solving skills daily to develop and optimize electrical designs that meet project requirements and…
Added 18 mins ago
Electrical Engineer
City of Edmonton
AB
Support Project Managers through site visits, progress documentation, and RFI reviews; actively participate in electrical completion and system commissioning to verify design intent
Added 18 mins ago
UH
R&D Engineer
University Health Network
Mississauga, ON
- Full-time
The R&D Engineer is generally responsible for translating clinical needs from transplant surgeons into product ideas. They research new technologies, build proof-of-concept prototypes,…
Added 33 mins ago
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JSF Field Service Engineer
Rolls-Royce
Cherry Point, AB
- Full-time
…issues which include: LiftSystem/Aircraft interface issues, Lift System troubleshooting, LiftSystem maintenance, LiftSystem repairs, and logistic…
Added 33 mins ago
UC
Databricks Data Platform Engineer
Univedge Consulting LLC
Canada
- Contract
As a Senior Databricks Data Platform Engineer, you will own the engineering, automation, and day-to-day health of our enterprise Databricks Lakehouse platform. This is a platform-first…
Added 33 mins ago
BC
Lead Electrical Engineer
Bantrel Co.
Edmonton, AB
- Full-time
…an unrelenting focus on safety and quality. Bantrel performs design and procurement services from our primary Calgary, Edmonton and Toronto office locations and delivers construction…
Added 1 hour ago
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Quality Engineer
Randstad Digital
Toronto, ON
- Contract
Test Strategy & Execution: Design, build, and execute comprehensive test plans, test cases, and execution artifacts across all testing phases, including Unit Integration, System Integration…
Added 1 hour ago
EE
Lead/ Senior Power Systems Engineer
ECG Engineering Pty Ltd
Mississauga, ON
- Full-time
ECG Engineering are leaders in the Electrical Engineering space, delivering design and project delivery services to the Mining, Utilities, Materials Handling, and Industrial sectors with…
Added 1 hour ago
AI
Mechanical Design Engineer
Aversan Inc.
Cambridge, ON
- $76,000 to $105,000 CAD / year
- Full-time
Interested applicants must apply directly to Intermediate Mechanical Design Engineer to be considered for this position.
Added 1 hour ago
TC
Performance Engineer
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
Design and execute load and stress testing scenarios.
Added 1 hour ago
C
Application Development Engineer (Java) - AVP
Citi
Mississauga, ON
- Full-time
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Added 1 hour ago
S
Electrical EIT- Water
Stantec
Edmonton, AB
- Full-time
You will be responsible for applying engineering knowledge under the guidance of a Senior Electrical Engineer and/or Designer to assist in planning, sizing, evaluating, selecting, and…
Added 1 hour ago
Industrial I&C Engineer
City of Edmonton
AB
…and forward-thinking Industrial Controls and Instrumentation Engineer. In this pivotal role, you will be the backbone of our technical operations, driving the delivery of top-tier Control…
Added 1 hour ago
TJ
Intermediate Piping Engineer
The JNE Group of Companies
Hamilton, ON
- $89,000 to $125,000 CAD / year
- Full-time
Strong understanding of thermal expansion, piping flexibility, support and restraint design, equipment loads, and piping system behaviour.

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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