.NET Developer

Cleo Consulting; Toronto; Presencial; CAD 95.000 - 130.000; Jornada completa

Descripción de la vacante

Central Agencies Cluster is seeking a Senior .NET Developer to design, develop, and maintain enterprise web applications using C#, ASP.NET, and Web APIs. You will build cloud-based solutions on Microsoft Azure, optimize SQL Server performance, and participate in the full SDLC.

You will collaborate with IT professionals across the lifecycle, implement RESTful services, and ensure secure, scalable deployments in an on-site setting at 222 Jarvis St., Toronto.

Formación

• Strong experience with .NET web application development (C#, ASP.NET, Web APIs).
• Hands on experience with Microsoft Azure services (App Services, Azure SQL, Azure Storage, Azure DevOps).
• Strong experience with SQL Server and relational database design, performance tuning, and query optimization.

Responsabilidades

• Translate technical specifications into working, tested applications.
• Develop detailed programming specifications and code, and conduct unit tests.
• Troubleshoot technical problems during application use and implementation, including migrations.

Conocimientos

NET development

C#

ASP.NET

Web APIs

Azure services

SQL Server

SDLC

OOP design

CI/CD

RESTful services

Descripción del empleo

Assignment: RQ11819 - Software Developer - Senior

Job Title: .NET Developer

Requisition (SS): RQ11819

Start Date: 2026-11-16

Client: Central Agencies Cluster

End Date: 2027-08-20

Office Location: 222 Jarvis St. Toronto

Organization: Central Agencies Cluster

Extension # of Days: 25.00

Ministry: Ministry of Treasury Board Secretariat

# Business Days: 192.00

5 days onsite

Must Have:

• Strong experience with .NET web application development (C#, ASP.NET, Web APIs).
• Hands on experience with Microsoft Azure services (e.g., App Services, Azure SQL, Azure Storage, Azure DevOps).
• Strong experience with SQL Server and relational database design, performance tuning, and query optimization.

Description

Responsibilities

• Required to translate technical systems specifications into working, tested applications.
• This includes:
• developing detailed programming specifications
• writing and/or generating code o compiling data-driven programs, maintaining, and conducting unit tests.
• Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion and migrations.

General Skills

• Experience in programming and analysis; specialized software package support at the specified experience level
• Ability to collaborate with IT Professionals throughout the Software Development Life Cycle
• Experience in structured methodologies for the development, design, implementation and maintenance of applications
• Experience in design, code, test, debug and document applications
• Experience in the use of object and/or third generation language development tools
• Experience in one or more programming languages
• Experience in application design, latest design patters, deployment and troubleshooting
• Experience with relational and hierarchical database technologies
• Experience in the use of information retrieval packages using query languages
• Experience with one or more communications protocols
• Experience in structured methodologies for the design, development, implementation and maintenance of applications
• Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts
• Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills
• A team player with a track record for meeting deadlines

Desirable Skills

• Knowledge and experience with programming Internet-ready applications
• Knowledge and experience in rapid application development (RAD) methodologies
• Knowledge and understanding of Information Management principles, concepts, policies and practices
• Experience with middleware and gateways
• Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging
• Ability to provide post-implementation support and resolve any post-implementation technical issues
• Experience conducting design walkthrough sessions with project team
• Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards Ability to provide user and system documentation as required

Additional Skills for Oracle Software Developer:

• Experience in conducting impact assessments on Oracle E-Business application customizations and extensions.
• Strong conversion experience in Account Receivable Collection modules
• Strong programming skills in Oracle database, PL/SQL, SQL, XML, Unix shell scripts and Oracle Data Integrator
• Proved business knowledge of General Ledger, Accounts Receivable, Collections, Accounts Payable and Inventory Modules of Oracle E-Business
• Great knowledge of Oracle E-Business table structure related to GL, AR, Collections, AP, INV and FND
• Strong knowledge of SQL tuning and using partition tables
• Demonstrated experience and understanding of data warehouse, ETL methodologies and OBIEE
• Demonstrated work experience on Java and Oracle Application Development Framework (ADF) will be a great asset
• Strong verbal and written communication skills and leadership abilities to be able to oversee the quality assurance of the project from technical perspective

Experience and Skill Set Requirements

• Onsite Work Environment: This position is listed as "Onsite"; the resource is expected to work 7.25 hours per calendar day between the standard working hours of 8:00-5:00 PM (excluding lunch breaks) every Monday to Friday inclusive at the identified OPS office location".

Experiences

• Design, develop, test, and maintain enterprise grade web applications using Microsoft .NET technologies (e.g., ASP.NET, C#, Web APIs).
• Translate business and technical requirements into well structured, scalable, and secure application solutions.
• Develop and maintain cloud based solutions on Microsoft Azure, including application hosting, configuration, monitoring, and deployment.
• Design, develop, and optimize SQL Server databases, including stored procedures, queries, views, and data models.
• Implement application integrations using APIs and service based architectures.
• Perform unit testing, debugging, code reviews, and contribute to overall code quality and maintainability.
• Troubleshoot and resolve technical issues throughout the application lifecycle, including development, deployment, and production support.
• Support application releases, upgrades, data migrations, and environment transitions (e.g., on prem to cloud).
• Contribute to solution design, technical documentation, and knowledge transfer activities.
• Ensure solutions align with security, accessibility (AODA/WCAG), and enterprise architecture standards.

Required Technical Skills

• Strong experience with .NET web application development (C#, ASP.NET, Web APIs).
• Hands on experience with Microsoft Azure services (e.g., App Services, Azure SQL, Azure Storage, Azure DevOps).
• Strong experience with SQL Server and relational database design, performance tuning, and query optimization.
• Experience across the Software Development Life Cycle (SDLC), including design, development, testing, deployment, and maintenance.
• Proficiency with object oriented design principles and modern design patterns.
• Experience using version control, build, and CI/CD pipelines (e.g., Azure DevOps).
• Experience designing, coding, testing, debugging, and documenting applications.
• Experience with RESTful services, integration patterns, and secure data exchange.

General Skills

• Ability to collaborate effectively with developers, architects, QA, product teams, and business stakeholders.
• Strong analytical, problem solving, and troubleshooting skills.
• Experience working in structured development methodologies (Agile and/or waterfall).
• Ability to document technical designs, solution decisions, and system implementations clearly.
• Strong verbal and written communication skills.
• Proven ability to manage multiple priorities and meet delivery timelines in a team-based environment.

Desirable / Additional Skills

• Experience developing Internet facing or cloud native applications.
• Experience with CI/CD, automation, and DevOps practices.
• Knowledge of application security, performance optimization, and operational monitoring.
• Experience providing post implementation support and resolving production issues.
• Experience conducting technical design walkthroughs and peer reviews.
• Knowledge and understanding of Accessibility for Ontarians with Disabilities Act (AODA) and related standards.
• Experience preparing user, system, and technical documentation.

Evaluation Criteria:

Software Design experience - 15

• Expertise at .NET design and development on all tiers.
• Expertise with full software development life cycle
• Wire framing
• UI/UX experience with highly intuitive and responsive design
• Hands-On applied design patterns Custom framework design for enterprise solutions

Database Design and SQL - 15

• Database design
• Fluency in advance SQL query language
• SQL Stored Procedures Triggers
• Functions and Views
• Advanced search engine design Familiarity with SQL server 2005/2008/2012 and above

Server and Network experience - 15

• Server and Network Troubleshooting Web server technologies and implementations. EG: DNS, Load Balancers, network
• routing.
• Troubleshooting physical and network issues Azure experience

Systems Analysis - 15

• Demonstrated experience in systems analysis and having worked client facing gathering requirements and interpreting business needs into technical solutions.

Front-end Web Applications Experience in the development of front- end web applications (ASP.Net) with Microsoft .Net Framework 3.5, 4.0, 4.5, .Net Core 2 and above - 10

Web Technologies - 10

• Hands-on development experience in web technologies: HTML programming using XHTML, AJAX (JQuery a plus), Java Script, CSS 2, Ability to build and apply ASP.net controls. UI design and accessibility

Hands on experience developing server side components - 15

• Ability to develop with, and interface to, web services written in WCF Ability to develop data access components with Microsoft Entity Framework, Interface WCF services with Entity framework objects Knowledge of T-SQL language, database design, stores procedures/ views/functions and general

Application deployment on Windows Server - 5

• Hands on experience with application deployment on Windows server using IIS
• 7.0 or later and using Visual Studio 2008/2010 and above tools