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Added 10 days ago
D
Engineering Team Lead - Delo
Deloitte
Toronto, ON
- Full-time
Design and build full-stack features across our React/Next.js front-end and Python/FastAPI back-end that power agentic, AI-native workflows.
Added 10 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 11 days ago
DI
Full Stack Developer – Gen AI (1796) $75-80hr
Direct IT Recruiting Inc.
Toronto, ON
- $75 to $80 CAD / hour
- Contract
Establish comprehensive testing practices, including unit and front-end tests with Cypress.
Added 11 days ago
JT
Frontend Developer
Jobility Talent Solutions
Toronto, ON
- Contract
We are seeking a senior UI / Front-End Developer with 8+ years of experience to design and build responsive, scalable, and high-performance web applications. In this role, you will…
Added 11 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 11 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 11 days ago
MR
Software Engineer
Motion Recruitment
Toronto, ON
- $55 to $64 CAD / hour
- Contract
Architect and develop high-throughput Java and Kotlin microservices that orchestrate requests between front-end interfaces and LLM/AI services.
Added 11 days ago
GE
Senior Full-Stack Java Developer
Global ERP Solutions
Mississauga, ON
- Full-time
Integrate front-end applications with backend RESTful APIs.
Added 12 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 12 days ago
SE
Senior AI Software Engineer
Stikeman Elliott LLP
Toronto, ON
- Full-time
You will design, build and deploy the firm’s AI applications end to end, including production agentic systems, MCP servers that connect to document, email, matter, billing and CRM systems,…
Added 12 days ago
OI
Senior Technology Architect
OXARO Inc.
Ottawa, ON
- Contract
Define, document, and configure DevOps processes, pipelines, and automation supporting continuous build, integration, and testing of applications and front-end components.
Added 12 days ago
G
Senior Software Engineer
GreatPeople.Tech
Toronto, ON
- $120,000 to $130,000 CAD / year
- Full-time
The Senior Software Developer is responsible for designing, developing, securing, and supporting full-stack business applications using Microsoft technology, including C#, .NET, Visual…
Added 12 days ago
C
Principal Backend Engineer Vice President
Citi
Mississauga, ON
- Full-time
Architect integration solutions that connect a broad range of content provider applications into the unified platform through secure HTTPS-based interfaces.
Added 13 days ago
AC
Senior Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
- Full-time
Architect and develop liquid cooling plates optimized for high-density front-end I/O connector applications.
Added 13 days ago
AC
Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
- Full-time
Architect and develop liquid cooling plates optimized for high-density front-end I/O connector applications.
Added 13 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 13 days ago
SE
Senior AI Software Enginer
Stikeman Elliott LLP
Toronto, ON
- Full-time
You will design, build and deploy the firm’s AI applications end to end, including production agentic systems, MCP servers that connect to document, email, matter, billing and CRM systems,…
Added 13 days ago
AC
Senior Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
- Full-time
Architect and develop liquid cooling plates optimized for high-density front-end I/O connector applications.
Added 13 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
…champions a portfolio of SaaS (i.e., cloud-based) and on-premise applications, modern ERP solutions, integrations, data management, and reporting platforms. This role reinforces the…
Added 16 days ago
C
AI Lead Architect, Software and Platforms Architecture (T & I) (Telework/Hybrid)
CBC/Radio-Canada
Toronto, ON · Ottawa, ON · Montreal, QC
- Full-time
Integrate AI solutions with enterprise applications.
Added 16 days ago
C
Full Stack Developer (Java + Angular)
CGI
Halifax, NS
- Full-time
Architect and implement RESTful APIs and multi-layered enterprise applications.
Added 16 days ago
P&
Technologies numériques - Opérations manufacturières : Analyste des systèmes MES / Digital Technologies - Manufacturing Operations: MES Systems Analyst
Pratt & Whitney
Longueuil, QC
- Full-time
L’équipe des applications de fabrication numérique de Pratt & Whitney est à la recherche d’une personne très motivée, autonome et proactive, qui souhaite contribuer à la mise en œuvre de…
Added 16 days ago
CO
Senior Software Developer
City of Winnipeg
Winnipeg, MB
- Full-time
Experience with developing front-end and back-end SharePoint farm including legacy SharePoint Designer workflows and custom .net solutions.
Added 16 days ago
C
Solution Architect
CARFAX
London, ON
- $114,000 to $164,000 CAD / year
- Full-time
Experience with Front-End languages (such as JavaScript, Node.js, Typescript, HTML5 and CSS3).
Added 16 days ago
AT
Senior Python Developer
Altis Technology
Toronto, ON · Greater Toronto Area, Canada
- $135,000 to $155,000 CAD / year
- Full-time
…modeling workflows. You’ll also build scalable Python back-end services that deliver these high-performance solutions to modern web applications. You will help shape the evolution of a…

Altis Technology

Senior Python Developer

Toronto, ON, Canada
Greater Toronto Area, Canada, Canada

$135,000 to $155,000 CAD / year · Full-time

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Job details

Pay: $135,000 to $155,000 CAD / year
Job type: Full-time
Apply by: Nov 8, 2026
Experience: 7+ years of professional software development experience.
Posting language: English
Posted: Oct 9, 2026

Original job description

We are assisting our reputable client in the geoscience industry with the search for a Senior Back End Developer (C++/Python).

Location: Toronto, ON– Hybrid (2 days in the office)

Compensation & Perks: $130,000–$155,000/year plus health benefits, RRSP contributions, profit sharing, employee stock purchase plan, educational reimbursement, and more.

Role Overview:

You will be working at the forefront of geoscience innovation, collaborating with domain experts to design and optimize advanced C++ algorithms that drive cloud-based modeling workflows. You’ll also build scalable Python back-end services that deliver these high-performance solutions to modern web applications. You will help shape the evolution of a cloud-based geoscience auto modeling platform leveraging machine learning to extract insights from drilling data.

Key Responsibilities:

Software Design

Architect and design complex software applications, modules, and components.
Apply modeling techniques aligned with established software design standards.
Produce and communicate multiple design perspectives to meet functional, non-functional, and security requirements.
Evaluate design alternatives and make informed trade-offs.
Review and enhance both your own designs and those of colleagues.

Software Development

Develop, test, document, refactor, and maintain complex programs and integration services.
Advocate for the adoption of appropriate development methods, tools, and best practices.
Ensure consistent use of standards and tools across the team for high-quality, maintainable outcomes.
Collaborate with domain experts to implement geoscience algorithms optimized for performance and maintainability.
Participate in code reviews and provide guidance to peers.

Release Management

Plan and manage release schedules in line with business objectives.
Coordinate release activities across multiple teams and stakeholders, ensuring quality, security, and compliance.
Communicate release plans, progress, and results to stakeholders.
Conduct post-release reviews and implement improvements.

Qualifications:

Bachelor’s degree in Computer Science, Engineering, or a related field.
7+ years of professional software development experience.
Strong proficiency in Python.
Experience designing, building, and maintaining scalable RESTful APIs, ideally using Python and FastAPI.
Hands-on experience with major cloud platforms (AWS, Azure, GCP) and container orchestration (Kubernetes).
Familiarity with infrastructure as code, CI/CD pipelines, and DevOps practices.
Experience designing and maintaining CI/CD pipelines and automated tests across unit, integration, and end-to-end layers using tools such as Pytest and Playwright.
Familiarity with React and TypeScript, plus an interest in emerging development practices including AI-assisted or agent-driven workflows.

Assets:

Experience with Flask or FastAPI.
Front-end development experience.
Exposure to Three.js or web-based 3D rendering.

Apply About employer

More about this job

Responsibilities

Design, develop, test, document, and maintain complex software, including high-performance geoscience algorithms and scalable Python back-end services. Coordinate releases across teams, uphold quality and security standards, and contribute to design reviews and peer guidance.

Requirements

Requires a bachelor’s degree in Computer Science, Engineering, or a related field and at least seven years of professional software development experience. Candidates should have strong Python skills and experience with scalable APIs, cloud platforms, Kubernetes, CI/CD, automated testing, and familiarity with React and TypeScript.

Skills

Python
C++
RESTful APIs
FastAPI
Cloud Platforms
AWS
Azure
GCP
Kubernetes
Infrastructure as Code
CI/CD
Automated Testing
Pytest
Playwright
React
TypeScript

Benefits

Health Benefits
RRSP Contributions
Profit Sharing
Employee Stock Purchase Plan
Educational Reimbursement

Visa sponsorship

Not detected in the job text

Keywords

Python
C++
Geoscience
Machine Learning
Cloud-Based Modeling
Back-End Development
RESTful APIs
FastAPI
Flask
AWS
Azure
GCP
Kubernetes
Infrastructure as Code
CI/CD Pipelines
DevOps
Pytest
Playwright
Automated Testing
Unit Testing
Integration Testing
End-to-End Testing
React
TypeScript
Three.js
Web-Based 3D Rendering
Software Architecture
Release Management
Code Reviews
Drilling Data

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