Software development jobs in Toronto, ON and nearby

Within 25 km

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Added 17 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
Working Model: This is a hybrid role requiring 2 days per week in a downtown Toronto office
Added 17 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
Working Model: This is a hybrid role requiring 2 days per week in a downtown Toronto office
Added 17 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
Working Model: This is a hybrid role requiring 2 days per week in a downtown Toronto office
Added 17 days ago
BI
Java Full Stack Developer
BURGEON IT SERVICES
Toronto, ON
- Contract
Added 17 days ago
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Senior Application Developer/Engineer
Bevertec
Toronto, ON
- Contract
We’re looking for an experienced professional with strong software development, cloud engineering, and DevOps skills to build, deploy, and support enterprise applications.
Added 17 days ago
FI
Java Software Engineer
Finartech Inc.
Toronto, ON
- Contract
5–8 years of software/data engineering experience
Added 17 days ago
CN
Web Developer [PHP/Laravel]
Conexus Nuclear Inc. (Conexus)
Toronto, ON
- $60,000 to $72,000 CAD / year
- Full-time
This role is based at the Conexus office in Toronto with the opportunity to work remotely 1 to 3 days per week · Fostering connection, trust and shared success by bringing the industry together across borders, disciplines, and perspectives
Added 17 days ago
SI
Java Software Engineer
Smart IT Frame LLC
Mississauga, ON
- Full-time
8+ years of hands-on Java development (Java 8/11/17+, Spring Boot).
Added 17 days ago
M
Senior Software Engineer (Full-Stack JavaScript)
Morningstar
Toronto, ON
- Full-time
We are seeking a Senior Software Engineer with full-stack JavaScript experience to join the Central Technology Web Development team in support of Morningstar’s Corporate Marketing. This…
Added 17 days ago
T
Software Engineer I (Java)
TD
Toronto, ON
- Full-time
…opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD. Our compensation policies and practices have been…
Added 17 days ago
SB
Salesforce Software Engineer
Steadman Brown
Toronto, ON
- $80,000 to $85,000 CAD / year
- Full-time
They are looking for a talented Salesforce Software Engineer to join their team and take projects from initial requirements gathering, solution designing and getting hands-on with…
Added 17 days ago
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Software Engineer - Identity & Authorization
Baseten
Toronto, ON
- $165,000 to $330,000 CAD / year
- Full-time
Added 17 days ago
JG
Fullstack Developer
J&M Group
Toronto, ON
- Full-time
Collaborate with product owners, architects, business analysts, and development teams to deliver technical solutions aligned with business requirements.
Added 17 days ago
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Software Engineer - Partner Platform
Baseten
Toronto, ON
- $165,000 to $330,000 CAD / year
- Full-time
Added 17 days ago
I-
Senior Full Stack Developer
I8IS - Infiniti Software Solutions
Toronto, ON
- Full-time
Work Arrangement: Onsite – 5 days per week
Added 17 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
Working Model: This is a hybrid role requiring 2 days per week in a downtown Toronto office
Added 17 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
Working Model: This is a hybrid role requiring 2 days per week in a downtown Toronto office
Added 18 days ago
M
Senior Software Engineer
Mastercard
Toronto, ON
- Full-time
Strong foundation in software engineering principles including system design, source control, testing, debugging, performance analysis, maintainability, and secure software development.
Added 18 days ago
LI
Software Developer - ETL - Senior
Lotus IT Solutions
Toronto, ON
- Contract
…Business Service Delivery and Procurement, is seeking a Senior Software Developer – ETL to support a critical digital transformation initiative. The successful consultant will provide…
Added 18 days ago
LI
Software Developer - Senior
Lotus IT Solutions
Toronto, ON
- Contract
This is a fully onsite position (5 days per week) located at 222 Jarvis St, 5th Floor, Toronto
Added 18 days ago
LI
Senior Software Developer - Front End
Lotus IT Solutions
Toronto, ON
- Contract
This is a fully onsite role based at 222 Jarvis St, 5th Floor, Toronto, with 5 days per week in office required
Added 18 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
This is a fully onsite role based at 222 Jarvis St., 5th Floor, Toronto, Ontario (5 days per week onsite)
Added 18 days ago
SM
RQ11657 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Work Arrangement: Onsite – 5 Days per Week · Must have the following technical skills:
Added 18 days ago
AS
Junior Full-Stack Software Developer (React/Node, Spring Boot/Java, MySQL, Azure
Apex Systems
Toronto, ON
- $30 to $35 CAD / hour
- Contract
…about building scalable web applications and learning modern software development practices. In this role, you'll develop user-facing applications with React and Node.js, create backend…
Added 18 days ago
MI
Senior Software Developer (Healthcare)
Maarut Inc
Toronto, ON
- Contract
Strong ReactJS development experience building production user interfaces and integrating them with Java/Spring Boot services and FHIR APIs.

Flywheel

R2026-297 Senior Software Engineer

Toronto, ON, Canada

$120,000 - $160,000 CAD · Full-time

Apply on LinkedIn About employer

Applications open in a new tab.

Job details

Pay: $120,000 - $160,000 CAD
Job type: Full-time
Experience: 5+ years of professional software engineering experience building and operating production systems.
Posting language: English
Posted: Jul 29, 2026

Original job description

Agency

Flywheel

Job Function

Account Management and Growth

Job Subfunction

Account Management

Job Description

About Flywheel  

Flywheel’s suite of digital commerce solutions accelerate growth across all major digital marketplaces for the world’s leading brands. We give clients access to near real-time performance measurement and improve sales, share, and profit. With teams across the Americas, Europe, APAC, and China, we offer a career with real impact, endless growth opportunities and the support you need to be the best you can be. 

The Opportunity  

In this role, you will support our Perpetua product, which focuses on the seller and SMB market segment within the Flywheel portfolio.  Perpetua provides growth optimization and reporting technology for the world’s smartest eCommerce businesses. Through the platform, brands and sellers create goals based on strategy and rely on Perpetua’s best-in-class, always-on optimization to execute tactically.  Amazon Ads is a $40B business today and every retailer on the planet is replicating the Amazon playbook, we’ve already transformed the way businesses approach e-commerce and online advertising and we’re ready to continue growing. 

As a Senior Software Engineer - Full Stack with Perpetua, you will contribute to our core platform built primarily with Python, Django, React, TypeScript, BigQuery, and GCP. You will help build scalable systems and intuitive user experiences that power advertising optimization and analytics for thousands of eCommerce brands across Amazon, Walmart, Instacart, and emerging retail media platforms.

We are looking for engineers who embrace modern AI-assisted software development practices and can leverage tools such as Claude Code, and other AI coding assistants to accelerate development while maintaining high engineering standards.

 

What You'll Do: 

Build and maintain backend services and APIs using Python and Django, as well as customer-facing applications using React and TypeScript.

Design and implement scalable data pipelines that process terabytes of advertising and commerce data.

Develop features across the full stack, from data ingestion and processing to intuitive user interfaces and customer-facing functionality.

Design, build, and optimize data models and analytics workflows using BigQuery and cloud-native technologies.

Contribute to architecture decisions for distributed systems and modern web applications running on Google Cloud Platform (GCP).

Collaborate closely with Product, Design, Data Science, and Engineering teams to deliver customer value.

Use AI-assisted development tools such as Claude Code, Cursor, and GitHub Copilot to improve productivity, code quality, and engineering velocity.

Participate in technical design discussions, RFCs, code reviews, and mentoring of other engineers.

Continuously improve system reliability, scalability, observability, security, and frontend performance.

Help establish engineering best practices around AI-assisted software development. 

Who You Are: 

5+ years of professional software engineering experience building and operating production systems.

Strong experience with Python and modern backend frameworks, preferably Django.

Strong experience building modern web applications with React and TypeScript.

Experience building scalable cloud applications on GCP.

Strong understanding of distributed systems, microservices architecture, and event-driven systems.

Experience working with large-scale data platforms and analytics systems, including BigQuery or similar data warehouses.

Proficiency with relational databases (PostgreSQL, MySQL, Cloud SQL) and data modeling.

Experience designing and consuming RESTful APIs and asynchronous processing systems.

Practical experience using AI-powered software development tools such as Claude Code, Cursor, GitHub Copilot, Windsurf, or equivalent.

Ability to effectively leverage LLMs for software design, coding, testing, debugging, documentation, and developer productivity.

Strong understanding of software engineering fundamentals, including algorithms, data structures, OOP, testing, design patterns, and frontend application architecture.

Experience with CI/CD pipelines, automated testing, and modern DevOps practices.

Excellent written and verbal communication skills.

Comfortable working in a highly collaborative, distributed, and agile environment. 

Nice to Have: 

Deep experience with React, TypeScript, modern frontend tooling, and UI performance optimization.

Experience with data engineering, ETL pipelines, and large-scale analytics workloads.

Experience with machine learning systems, LLM integrations, or AI-powered products.

Experience mentoring engineers and leading technical initiatives.

Contributions to open-source projects or strong technical community involvement.

Flywheel Commerce Network is committed to fair and equitable compensation practices. Actual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location.

Working at Flywheel

We are proud to offer all Flywheelers a competitive rewards package and unparalleled career growth opportunities and a supportive, fun and engaging culture.

We have office hubs across the globe where team members can go to feel productive, inspired, and connected to others - team members go into Hub Offices 3x a week

Competitive paid time off, including annual leave plus paid public holidays

Great learning and development opportunities

Benefits that help you live your best life

Parental leave and benefits

Volunteering opportunities

If you’re looking to connect with teammates on a topic of inclusion and identity, chances are there’s an ERG for that.

So you know: The hired candidate will be required to complete a background check

Learn more about us here: Life at Flywheel

The Interview Process

Every role starts the same, an introductory call with someone from our Talent Acquisition team. We will be looking for company and values-fit as well as your professional experience; there may be some technical role-specific questions during this call.

Every role is different after the initial call, but you can expect to meet several people from the team 1:1 and there might be further skill assessments in the form of a Take Home Assignment/Case Study Presentation or Pair Programming/Live Coding exercise depending on the role. In your initial call, we will walk you through exactly what to expect the process to be.

Inclusive Workforce

Flywheel Commerce Network’s goal is to create a culture where all individuals of all backgrounds feel comfortable in bringing their authentic selves to work. We want all people to feel included and empowered to contribute fully to our vision and goals. Flywheel Commerce Network is an Equal Opportunity Employer and participates in E-Verify. All applicants will receive fair consideration for employment. We do not discriminate based upon race, color, religion, sex, sexual orientation, age, marital status, gender identity, national origin, disability, or any other applicable legally protected characteristics in the location in which the candidate is applying.

If you have any accessibility requirements that would make you more comfortable during the application and interview process, please let us know at recruitment@flywheeldigital.com so that we can support you.

For more information about what data we collect and how we use it, please refer to our Privacy Policy.

We leverage AI technology to streamline our hiring workflow, though all candidate decisions are made by our Talent Acquisition Team. This position is for an existing vacancy.

IMPORTANT ALERT: Please beware of fraudulent job communications from individuals falsely claiming to be from Flywheel. We've identified fraudulent activity through social media and messaging services purporting to be from Flywheel requesting payments for job- and recruitment-related expenses. Flywheel never asks candidates for personal information such as bank account data or tax IDs nor payments via social media or chat-based applications. Report suspected fraud to local authorities immediately. To learn more, click here.

Please note,?we do not accept unsolicited resumes from 3rd party Recruitment Firms. $120,000 - $160,000 CAD

Omnicom’s policy requires employees to work in the office for a minimum of three days a week, unless additional in-office days are directed by their agency or manager. Our objective is to increase this requirement over time, and many of our agencies as well as Omnicom’s corporate group already require five days of in-office attendance.

Omnicom is committed to hiring and developing exceptional talent. We agree that talent is uniquely distributed, and we’re focused on developing inclusive teams that can bring the best solutions to everything we do. We strongly believe that celebrating what makes us different makes us better together. Join us - we look forward to getting to know you. We will process your personal data in accordance with our Recruitment Privacy Notice.

Link to Recruitment Privacy Notice: https://www.omc.com/privacy-notice/

,

$120,000 - $160,000 CAD

Apply on LinkedIn About employer

More about this job

Responsibilities

Build and maintain full-stack backend services and customer-facing applications using Python, Django, and React. Design scalable data pipelines and optimize analytics workflows on GCP to power advertising optimization for eCommerce brands.

Requirements

Requires 5+ years of professional software engineering experience with strong proficiency in Python, React, and cloud applications on GCP. Candidates must be skilled in using AI-powered development tools and have a deep understanding of distributed systems and large-scale data platforms.

Skills

Python
Django
React
TypeScript
BigQuery
Google Cloud Platform
Distributed Systems
Microservices Architecture
RESTful APIs
AI-Assisted Development
PostgreSQL
MySQL
CI/CD
Data Modeling
Event-Driven Systems
Frontend Performance Optimization

Benefits

Paid Time Off
Annual Leave
Paid Public Holidays
Learning And Development Opportunities
Parental Leave
Volunteering Opportunities

Visa sponsorship

Not detected in the job text

Keywords

Python
Django
React
TypeScript
BigQuery
GCP
Google Cloud Platform
Claude Code
Cursor
GitHub Copilot
Windsurf
LLM
PostgreSQL
MySQL
Cloud SQL
RESTful APIs
Microservices
Event-Driven Systems
CI/CD
DevOps
ETL
Data Engineering
eCommerce
Retail Media
Amazon Ads
Walmart
Instacart
Distributed Systems
OOP
Frontend Architecture

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Software development jobs in Toronto, ON and nearby