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Added 21 mins ago
RD
Full Stack Engineer
Randstad Digital
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Full Stack Developer & Senior Full Stack Developer (IoT & Cloud Solutions)
Added 23 mins ago
Senior Machine Learning Engineer, Recommendations
Lyft
Toronto, ON
We are seeking a Senior Machine Learning Engineer to join the Rider Applied AI team and lead the design, development, and deployment of state-of-the-art machine learning and artificial…
Added 23 mins ago
M-
Spécialiste en intégration de systèmes, IA souveraine
Mila - Institut québécois d'intelligence artificielle
Montreal, QC
- Full-time
Reporting to the Senior Director of Engineering, you will build and maintain deployment packages and automation for the stack. They will enable partners to deploy, upgrade, and roll back…
Added 23 mins ago
Senior Software Engineer, Full-Stack Applications - Python
Fitch Group
Toronto, ON
Senior Software Engineer, Full-Stack Applications – Python
Added 38 mins ago
L
Database Administrator
LCBO
Toronto, ON
- Full-time
…team that strives for operational excellence? Reporting to the Senior Manager, Infrastructure, you will be responsible for the administration, maintenance, security, performance, and…
Added 52 mins ago
AI
Senior L3 AI Engineer
Apptoza Inc.
Montreal, QC
- Contract
6+ years in an engineering, platform or senior technical support role in enterprise environments (financial services preferred).
Added 52 mins ago
A
Software Engineer (Python + Frontend)
Apptad
Montreal, QC
- Contract
Job Title: Senior Software Engineer (Python + Frontend)
Added 1 hour ago
Senior Data Scientist I
Bell
Toronto, ON
The Cloud Capability: Extensive hands-on knowledge of Google Cloud Platform (GCP); holding a GCP Professional Machine Learning Engineer certification is a massive bonus!
Added 1 hour ago
LC
Senior Analytics Engineer
Lightspeed Commerce, Inc.
Remote, Canada
- Full-time
- Remote
Lightspeed's Data Office is hiring a Senior Analytics Engineer to design and own the data models that drive decisions across financial performance, GTM activities, and product insights.…
Added 1 hour ago
LC
Senior Analytics Engineer
Lightspeed Commerce, Inc.
Remote, Canada
- Full-time
- Remote
Lightspeed's Data Office is hiring a Senior Analytics Engineer to design and own the data models that drive decisions across financial performance, GTM activities, and product insights.…
Added 1 hour ago
Senior Software Engineer, Data Platform
Okta
Toronto, ON
Proficient in at least one language while comfortable in more than one of the backend languages, preferably Java or Typescript, Ruby, GoLang, Python.
Added 2 hours ago
PT
Product Engineer
Purelend Technologies Inc.
Calgary, AB
- Full-time
We're hiring a senior Product Engineer to sit on that boundary. You're an engineer at the bone. You think in systems, you write production code, and you have the technical credibility to…
Added 2 hours ago
NS
Senior Applied AI Engineer
Network Solutions
Canada
- Full-time
We are looking for a hands on Senior Applied AI Engineer who combines strong software engineering with practical AI problem solving. You will build production AI experiences across Network…
Added 4 hours ago
P
Senior Security Engineer
PheedLoop
Toronto, ON
- Full-time
Comfort in modern stacks like Python / Django, React, and AWS. You don't need to be a senior software engineer, but you can read application code, understand a deployment pipeline, and…
Added 8 hours ago
A
Intermediate Software Engineer
AltaML
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
We overpay for the right people. We'd rather pay a premium for an engineer who embodies this and multiplies the team than save money on someone who doesn't
Added 8 hours ago
SI
Forward Deployed Engineer
SPERTON India - Where Great People Meet
Canada
- Full-time
Work directly with senior operators and business leaders
Added 8 hours ago
AN
Senior Software Engineer, Linux Kernel
Arista Networks
Vancouver, BC
- Full-time
Develop and maintain EOS Kernel features and tests using C, C++ and Python, review and contribute to functional and design specifications. Build automated tests and test infrastructure to…
Added 8 hours ago
AN
Senior/Lead Software Engineer (Packet Forwarding Engines)
Arista Networks
Vancouver, BC
- Full-time
Independently implement solutions to small-sized problems in our packet forwarding engine software and system software using the C, C++, and python programming languages.
Added 8 hours ago
AN
Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
Arista Networks is looking for world-class Senior/Lead software engineers to join our Extensible Operating System (EOS) software development team. As a core member of the EOS team, you will…
Added 8 hours ago
AN
BIOS Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
Develop automated tests using C, C++ and Python to validate your features.
Added 8 hours ago
AN
PCIe Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
Develop automated tests using C, C++ and Python to validate your features.
Added 8 hours ago
AN
Senior/Lead Software Engineer, Layer1
Arista Networks
Vancouver, BC
- Full-time
As a Layer1 software engineer, you will get to work on software that manages the physical layer, where packets meet the outside world. Stable and reliable physical connectivity is critical…
Added 11 hours ago
HR
Software Analyst
Hitachi Rail
Toronto, ON
- Full-time
…the railway signaling domain. Working under the guidance of a Senior Software Analyst or Technical Specialist, the incumbent develops expertise in one or more subsystem functional areas and…
Added 11 hours ago
HR
Software Analyst
Hitachi Rail
Toronto, ON
- Full-time
…the railway signaling domain. Working under the guidance of a Senior Software Analyst or Technical Specialist, the incumbent develops expertise in one or more subsystem functional areas and…
Added 12 hours ago
M
Senior Software Engineer - Card Network Integration
Marqeta
Remote, Canada
- Full-time
- Remote
Marqeta is seeking a skilled Senior Software Engineer to join the Network File Integration team. In this role, you will help design and deliver scalable software solutions for batch and…

Apptad

Software Engineer (Python + Frontend)

Montreal, QC, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 5, 2026
Experience: 4-8 years of software development experience.
Posting language: English
Posted: Oct 6, 2026

Original job description

Job Title: Senior Software Engineer (Python + Frontend)

Location: Montreal, QC

Role focus: Full-stack engineering for surveillance technology platforms and business-facing applications.

Position Summary:

We are seeking a hands-on Full Stack Engineer with strong Python and frontend development experience to build and enhance surveillance technology platforms and business-facing applications. The individual will work closely with Compliance, Product Owners, Business Analysts, and Engineering teams to deliver scalable web applications and platform capabilities across the REACTOR ecosystem.

Key Responsibilities

Design and develop scalable backend services using Python.
Build modern, responsive web applications using ReactJS or similar frontend frameworks.
Design APIs and integrate backend services with frontend applications.
Develop features for onboarding tools, workflow management, monitoring, reporting, and Rule Builder applications.
Collaborate with stakeholders to convert requirements into technical solutions.
Improve application performance, usability, reliability, and maintainability.
Participate in system design, code reviews, testing, deployment, and production support.

Required Skills:

4-8 years of software development experience.
Strong Python, REST API, SQL, Linux, and shell scripting experience.
Strong ReactJS, JavaScript / TypeScript, HTML5, and CSS3 experience.
Experience with state management, API integration, Git, CI/CD, and automated testing.
Strong software design and object-oriented engineering fundamentals.

Preferred Skills:

Kafka and event-driven architectures.
Redis or caching technologies.
Docker and container platforms.
Financial services or surveillance domain experience.
Observability, monitoring, dashboarding, and data visualization.

Ideal Candidate Profile:

Strong full-stack engineering mindset.
Ability to independently drive features from requirements through production.
Excellent communication and stakeholder engagement skills.
Passion for intuitive user experiences and scalable platforms.

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More about this job

Responsibilities

Design and develop scalable Python backend services, APIs, and responsive React-based applications for surveillance platforms and business-facing tools. Collaborate with stakeholders and engineering teams to deliver features, improve application quality, and support system design, testing, deployment, and production operations.

Requirements

Requires 4–8 years of software development experience, strong Python, REST API, SQL, Linux, shell scripting, and frontend skills including ReactJS, JavaScript or TypeScript, HTML5, and CSS3. Candidates should also have experience with state management, API integration, Git, CI/CD, automated testing, and sound software design fundamentals; Kafka, Redis, Docker, and financial surveillance experience are preferred.

Skills

Python
ReactJS
JavaScript
TypeScript
REST APIs
SQL
Linux
Shell Scripting
HTML5
CSS3
State Management
Git
CI/CD
Automated Testing
Object-Oriented Engineering
API Integration

Visa sponsorship

Not detected in the job text

Keywords

Python
ReactJS
JavaScript
TypeScript
REST APIs
SQL
Linux
Shell Scripting
HTML5
CSS3
State Management
Git
CI/CD
Automated Testing
Object-Oriented Engineering
Kafka
Event-Driven Architecture
Redis
Caching
Docker
Container Platforms
Financial Services
Surveillance Technology
Observability
Monitoring
Data Visualization
Workflow Management
Reporting
Rule Builder
Production Support

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