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Added 4 months ago
C
Operations Engineering Advisor 1 1
Celestica
Ontario · Ontario, Canada
- Full-time
Senior commodity engineer with extensive experience in managing electronic component quality. Applicant must have experience working directly with suppliers to drive quality improvement…
Added 4 months ago
AT
ead Full Stack Developer (C# / .NET Core / Azure)
Aarorn Technologies Inc
Toronto, Ontario
- Contract
This Engineer is an expert professional with deep expertise or unique industry knowledge who uses in depth skill sets to contribute to development of company objectives and principles and…
Added 5 months ago
BC
Engineer and Project Leader, Automation (Relocation to Sept-Îles)
BBA Consultants
Montreal, Quebec
- Full-time
To pursue project and client development in the Sept-Îles region, BBA wants to bolster its local multidisciplinary team. Working closely with our offices in Labrador City, Montréal and…
Added 3 months ago
Senior Environmental Scientist or Engineer (Contaminated Sites) – Fredericton or Halifax
GHD Group Pty Ltd
Fredericton, NB
We are currently looking for a Senior Environmental Scientist or Engineer to join our Contaminated Site Assessment and Remediation (CAR) Teams in our Atlantic Canada office location in…
Added 3 months ago
Project Engineer/ Project Manager, Rail and Transit
WSP
Thornhill, ON
…Canada's most transformative transportation programs. As a Project Engineer/ Project Manager – Rail & Transit, you will play a key role in the planning, design coordination, design review,…
Added 3 months ago
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Mechanical Engineer
Ecolab
Calgary, AB · CAN-Calgary Office Quarry Park
- Full-time
The Mechanical Engineer role at CoolIT Systems centers on the design and development of advanced Coolant Distribution Units (CDUs) for direct liquid cooling solutions. This position is…
Added 3 months ago
A
Senior Manager, Permitting
AtkinsRéalis
Toronto, ON
- Full-time
…and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a…
Added 2 months ago
Structural Engineer, Junior - Water and Wastewater
Hatch
Mississauga, ON
The Junior Structural Engineer is an early-career engineering professional who is within approximately one year of obtaining their Professional Engineer (P.Eng.) licence in Ontario, or who…
Added 3 months ago
Process Mechanical Engineer, Senior
Lakeside Controls
Mississauga, ON
Act as a trusted technical advisor to customers throughout project development and execution.
Added 3 months ago
Process Mechanical Engineer, Senior (Process Controls)
Lakeside Controls
Mississauga, ON
What you will be doing in the role of Process Mechanical Engineer, Senior:
Added 3 months ago
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Senior Bridge Engineer
Arcadis
Toronto, ON
- Full-time
The successful candidate will also be expected to perform Project Management duties, such as assembling and managing project teams, controlling project budgets and schedules, and ensuring…
Added 3 months ago
CC
Manufacturing Test Engineer – Onsite
Curtiss-Wright Corporation
Ottawa, ON · Canada-Ottawa
- Full-time
As our Manufacturing Test Engineer you will be responsible for designing, developing, documenting and validating manufacturing test program suites (procedures, hardware, software and…
Added 3 months ago
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Instrumentation & Controls / Industrial Automation Engineer
Stantec
Saskatoon, SK
- Full-time
As contributing or Lead engineer working with other engineers, EITs, designers, and specialists, responsibilities would include some or all of the following dependent on the project:
Added 3 months ago
S
Senior Project Manager - Power Delivery
Stantec
Vancouver, BC
- Full-time
The role of a Senior Project Manager is to manage the design and delivery of large projects and maintain relations with current and future clients within our Energy business line. This…
Added 3 months ago
S
Structural Engineer, Mining
Stantec
Markham, ON
- Full-time
We are currently seeking a Structural Engineer to join the Energy and Resources team. The successful candidate would have opportunities to work on a variety of projects within the Energy…
Added 3 months ago
OE
Engineer in Training
Onsite Engineering Ltd.
Smithers, BC
- Full-time
While the construction project is seasonal, this is a permanent full-time position. During off-season months, the role will include general engineering services from proposal stage through…
Added 3 months ago
W
Experienced Construction Engineer
WSP
Burlington, ON
- Full-time
Contribute to business growth by supporting proposal development, client relationship management, and identifying new project opportunities.
Added 3 months ago
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VP Nuclear Island - Monark
AtkinsRéalis
Mississauga, ON · Pickering, ON
- Full-time
The VP, Nuclear Island is accountable for the delivery of the Nuclear Island scope within a large nuclear new‑build project, inclusive of Engineering, Procurement and Construction.
Added 3 months ago
Senior Electrical Engineer
CBCL Limited
Saint John, NB
…firm. We have an exciting opportunity for a Senior Electrical Engineer to join our Electrical Utilities & Renewables team based in either Halifax, Nova Scotia or one of our New Brunswick…
Added 3 months ago
Senior Electrical Engineer
CBCL Limited
Halifax, NS
…firm. We have an exciting opportunity for a Senior Electrical Engineer to join our Electrical Utilities & Renewables team based in either Halifax, Nova Scotia or one of our New Brunswick…
Added 2 months ago
Senior AI Engineer - Tangerine
Scotiabank
Toronto, ON
The Senior AI Engineer is responsible for the engineering execution and delivery of technology solutions that support Tangerine’s AI platform. This role ensures the timely delivery,…
Added 3 months ago
DC
Municipal Drainage Engineer
Dillon Consulting Limited
Chatham-Kent, ON · Windsor, ON · Chatham, ON
- Full-time
Demonstrated success in the leadership of project teams and business development.
Added 3 months ago
TT
Senior Process Engineer
TWD Technologies Ltd.
Burlington, ON
- Contract
As a Senior Process Engineer, you will lead the planning, development, and execution of complex process engineering activities across energy and oil & gas projects from concept through…
Added 3 months ago
TT
Junior Process Engineer
TWD Technologies Ltd.
Burlington, ON
- Contract
As a Junior Process Engineer, you will support the delivery of process engineering activities across energy, oil and gas projects under the guidance of experienced engineers. You will…
Added 3 months ago
TT
Intermediate Process Engineer
TWD Technologies Ltd.
Burlington, ON
- Contract
As an Intermediate Process Engineer, you will be responsible for delivering process engineering activities across a range of energy and oil & gas projects, from concept development through…

Aarorn Technologies Inc

ead Full Stack Developer (C# / .NET Core / Azure)

Toronto, ON, Canada

Contract

Apply About employer

Applications open in a new tab.

Job details

Job type: Contract
Apply by: Dec 9, 2026
Posting language: English
Posted: Jun 10, 2026

Original job description

Job Title: Lead Full Stack Developer (C# / .NET Core / Azure)
Location: Toronto, ON (4 days/week on-site – this is not negotiable)
Employment Type: Contract
Rate: $50-52 an hour

Job Description
What is the opportunity?
A Lead Full Stack Developer is responsible for designing, developing and maintaining legacy and "Cloud First" applications written primarily in C# and focused on .Net Core and Azure cloud platform. The group is continuously working to improve our Agile, Engineering, and DevOps practices and this role will be expected to actively participate in these efforts.
At its core, this role requires excellent problem-solving skills and C#/.Net, Java, Python and full stack coding capability. This role will need to effectively communicate, collaborate, and influence engineering and business team members and senior management across many projects and departmental boundaries.
This Engineer is an expert professional with deep expertise or unique industry knowledge who uses in depth skill sets to contribute to development of company objectives and principles and to achieve goals in creative and effective ways.
The candidate solves unique and complex problems that have a broad impact on business and develops both front-end and back-end solutions. Designs, develops, updates/maintains solutions and provides technical guidance to other Team Members of technology.
At this level the main challenge is to identify causes and implement solutions to complex & critical business problems in a multifunctional project, assessing and communicating issues of technological impact on the business.
The colleague in this position would be comfortable with the following activities:

Evaluates application software packages and makes recommendations to senior management
Leads & provides guidance to other colleagues in new product reviews, tests, and pilots
Collects & in-depth analyzes business requirements for large & critical projects
Performs in-depth feasibility studies, translates complex requirements into an appropriate design

What will you do?

Perform complex engineering activities inclusive of performance tuning, monitoring, and deployment
Research, influence and implement vendor dependency to simplify the architecture. Design and build APIs to help make use of large data sets, infrastructure and user experience
Implement, maintain and update CI/CD pipelines on a cloud environment
Collaborate with business partners, architects and other groups to identify complex technical and functional needs of systems based on priority
Collaborate with multiple, enterprise-wide distributed performing teams to deliver new capabilities in business applications
Leverage Gen-AI/AI capabilities such as Claude, CoPilot, others – to generate code, test data generation and automated testing. Demonstrate keen interest in leveraging automation for efficient delivery of engineering capabilities
Provides programming expertise and business analysis skills within broad business area, usually as a senior member of a project team, in analyzing, designing, modifying, and developing business applications
Analyzes and develops logical data/database designs, data models across multiple computing environments
Complies with architectural standards and established methodologies and practices

What do you need to succeed?
Must have:

Minimum of 10+ years in C# (.NET Core), Visual Studio, Apache Web Services, XML, and Restful-API/Kafka & event-driven integration capabilities
10+ years of experience in Design and implementing cloud-based architecture using Azure services like Services Logic Apps, Azure Functions, Azure DevOps, Azure Event Hub, Azure Redis, Cosmos DB, Blob Storage, KeyVault, Azure Repos
Develop and deploy scalable, secure, and efficient cloud-based applications using Azure services. Strong background in REST API, system design and application integration, including data mapping between source and target systems
Knowledge of containerization using Docker and Kubernetes
Experience with various Design Patterns (MVC, MVVM, etc.), SOA and other Architectural concepts. Must have development experience in Azure Integration Services
This engineer will need to be very proficient in managing large sets of data, including excellent proficiency with ANSI-SQL querying structured and unstructured data sources (Snowflake, Oracle, SQL, No-SQL)
Experience with ELK, Dynatrace and other logging capabilities
Experience in React, Elastic Search, Snowflake
Experience leveraging Gen-AI capabilities for code generation, testing, test-automation, and test data generation

Nice-to-have:

Coding experience in Python; including experience with libraries such as Pandas or NumPy for data manipulation and visualization
Certification in Microsoft Azure, such as Azure Developer Associate or Azure Solutions Architect Expert
Familiarity with building and training machine learning models (e.g., regression, classification, clustering) using frameworks like Scikit-learn, TensorFlow, or PyTorch

Apply About employer

More about this job

Responsibilities

The Lead Full Stack Developer is responsible for designing, developing, and maintaining legacy and cloud-first applications primarily in C#. This role involves collaborating with various teams to identify complex technical needs and implementing solutions to critical business problems.

Requirements

Candidates must have a minimum of 10 years of experience in C# and Azure services, along with strong skills in REST API and cloud-based architecture. Proficiency in managing large data sets and familiarity with containerization and various design patterns is also required.

Skills

C#
Dotnet Core
Azure
REST API
Cloud Architecture
Docker
Kubernetes
SQL
No-SQL
Gen-AI
Elastic Search
React
Apache Web Services
Event-Driven Integration
Data Modeling
CI/CD

Visa sponsorship

Not detected in the job text

Keywords

C#
Dotnet Core
Azure
REST API
Cloud Architecture
Docker
Kubernetes
SQL
No-SQL
Gen-AI
Elastic Search
React
Apache Web Services
Event-Driven Integration
Data Modeling
CI/CD
Performance Tuning
Monitoring
APIs
Business Analysis
Agile
DevOps
Software Development
Technical Guidance
Feasibility Studies
Data Mapping
Logging Capabilities
Machine Learning
Python
Pandas

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