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Added 19 days ago
Développeur(euse) logiciel sénior / Senior Software Developer
Eaton Corporation
Brossard, QC
Full-time
Eaton's Electrical Engineering Services and Systems division is currently seeking a Senior C# Software Developer to join its team that is currently working on the ADPS project. This role is…
Added 24 days ago
Senior Maximo Technical Specialist (13581)
Toronto Transit Commission (TTC)
Toronto, ON · Greater Toronto Area, Canada
$115,570 to $144,526.2 CAD / year
Full-time
Join the IT Services Department at an exciting time, as we are hiring for a Senior Maximo Technical Specialist to join our team.
Added 24 days ago
Senior Full Stack Software Developer
Robertson & Company Ltd.
Toronto, ON
Contract
Robertson is seeking a skilled Senior Full Stack Software Developer to join our client in support of an existing vacancy.
Added 24 days ago
Senior .NET Developer
Cognizant
Halifax, NS
$61,000 to $100,000 CAD / year
Full-time
Cognizant is seeking a Senior .NET Developer within 5-7 years of deep expertise in application security, vulnerability remediation, and secure software development practices. This role is…
Added 24 days ago
Senior Software Engineer
MPA Recruitment
Halifax, NS
Full-time
As a Senior Software Engineer (.Net) you’ll be responsible for developing high quality solutions which delight our customers and impact the lives of users worldwide. It’s a fast-paced…
Added 1 month ago
Développeur(euse) logiciel .NET / .NET Software Developer
Genetec
Montreal, QC
$65,000 to $115,000 CAD / year
Full-time
Travailler sur les composants FrontEnd et BackEnd du produit en utilisant toutes les technologies principales du Framework .NET
Added 19 days ago
Senior Technical Support Specialist
Open Text Corporation
Waterloo, ON
Other
Solid foundation working with Windows and Linux OS, and any scripting, (ie. Java, SQL, CGI, Perl, .NET or C++)
Added 19 days ago
C#/.NET Senior Developer
Alithya
Toronto, ON
Full-time
As a C#/.NET Senior Developer, you'll contribute to the design, development, and evolution of enterprise applications supporting a variety of business and technology initiatives. Working…
Added 24 days ago
Senior .NET Application Security Developer
Cognizant
Halifax, NS
$61,000 to $100,000 CAD / year
Full-time
Cognizant is seeking a Senior .NET Application Security Developer within 5-7 years of deep expertise in application security, vulnerability remediation, and secure software development…
Added 24 days ago
Senior .NET Application Security Developer
Cognizant
Halifax, NS
$61,000 to $100,000 CAD / year
Full-time
Cognizant is seeking a Senior .NET Application Security Developer within 5-7 years of deep expertise in application security, vulnerability remediation, and secure software development…
Added 25 days ago
Senior Software Engineer - Cloud Platform & Data Architecture
USA Tech Recruit
Toronto, ON
Full-time
We are looking for a Senior Software Engineer: Cloud Platform & Data Architecture to architect and build the foundational cloud services powering this next-generation platform. This is a…
Added 25 days ago
Senior Software Engineer - Full-Stack & Frontend
USA Tech Recruit
Toronto, ON
Full-time
We are looking for a Senior Software Engineer to own the customer-facing experience of the company's cloud platform. You'll work across frontend and backend systems to build intuitive…
Added 25 days ago
Développeur Senior C# / WPF
Amaris Consulting
Brossard, QC
Full-time
You will be supporting different projects through your expertise as Senior C# / WPF Developer.
Added 23 days ago
Sr Software Developer
Royal Bank of Canada
Toronto, ON
Full-time
We are seeking a Senior Java Developer to design, build, and maintain high-performance applications that facilitate basket trading & handle streaming data within Global Equities business.…
Added 25 days ago
Fullstack .NET Engineer | igaming | Base + Benefits
Pentasia
Toronto, ON
$100,000 to $135,000 CAD / year
Full-time
My client is seeking a highly skilled Senior Full Stack .NET Developer to join a fast-paced technology team responsible for developing and enhancing mission-critical platforms. This role…
Added 25 days ago
Senior Dotnet Developer
Tata Consultancy Services
Toronto, ON
$90,000 to $110,000 CAD / year
Full-time
As a Senior Software Developer, you will design, develop, and implement robust internal applications and platforms while leading technical development initiatives.
Added 28 days ago
Sr Software Developer
RBC
Toronto, ON
Full-time
We are seeking a Senior Java Developer to design, build, and maintain high-performance applications that facilitate basket trading & handle streaming data within Global Equities business.…
Added 27 days ago
Principal Enterprise Architect
RBC
Toronto, ON
Full-time
Minimum of 12 years of experience in Microsoft .NET platform development or Java/Linux development.
Added 24 days ago
Principal Enterprise Architect
Royal Bank of Canada
Toronto, ON
Full-time
Minimum of 12 years of experience in Microsoft .NET platform development or Java/Linux development.
Added 25 days ago
Senior Solution Designer, Information Technology
CIBC Mellon
Toronto, ON · Greater Toronto Area, Canada
Full-time
Reporting to the Director, Solution Design the Senior Solution Designer, will be play a key role in shaping CIBC Mellon’s technology and digital landscape. They will be responsible for…
Added 1 month ago
Senior Fullstack Developer
DATA Communications Management Corp
Richmond Hill, ON
$90,000 to $110,000 CAD / year
Full-time
As a Senior Fullstack Developer, you will take ownership of complex, end-to-end development features across our platform. You'll work across the stack from data models and APIs to the React…
Added 24 days ago
Senior Full Stack Engineer
RBC
Toronto, ON
Full-time
Design, develop, and maintain RESTful APIs and microservices using C# and .NET framework.
Added 24 days ago
Senior Full Stack Engineer
Royal Bank of Canada
Toronto, ON
Full-time
Design, develop, and maintain RESTful APIs and microservices using C# and .NET framework.
Added 23 days ago
Senior Backend Software Developer - Data Integration
Coveo
Montreal, QC
As a senior software developer, you’ll tackle a wide range of technical challenges, from building reusable solutions for data transformation and enrichment to evolving distributed cloud…
Added 25 days ago
Senior .NET Developer – Application Security
Cognizant
Halifax, NS
Full-time
As a Senior .NET Developer, you will make an impact by strengthening the security posture of enterprise applications through vulnerability analysis, remediation, and secure software…

DATA Communications Management Corp

Senior Fullstack Developer

Richmond Hill, ON, Canada

Pay: $90,000 to $110,000 CAD / year
Job type: Full-time
Experience: Bachelor’s degree in Computer Science, Computer Engineering, or related field with 5+ years of fullstack development experience
Posting language: English
Posted: Aug 14, 2026

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Original job description

Position: Senior Fullstack Developer
Employment Type: Full Time Permanent
Vacancy Status: Existing Vacancy
Location: Richmond Hill, ON (Hybrid)

Octacom, a division of DCM, is an enterprise software and services company focused on document and data management solutions. Octacom specializes in document management and workflow automation software, as well as document imaging and data capture services. Octacom’s core solutions focus on large scale digitization and financial process automation, enabling large enterprise clients across a wide range of industries to streamline and optimize their Accounts Payable and Accounts Receivable processes.

The Role

As a Senior Fullstack Developer, you will take ownership of complex, end-to-end development features across our platform. You'll work across the stack from data models and APIs to the React interfaces that consume them. You will play a key role in architectural decisions as we continue to scale up a client-diverse, enterprise-grade product that serves regulated industries.

This is an hybrid role working 2-3 days in our Richmond Hill office.

Key Responsibilities

Design, build, and maintain fullstack features spanning backend services (.NET Framework, ASP.NET Core, ASP.NET MVC) and frontend applications (React.js)
Architect and implement GraphQL APIs using Hot Chocolate, alongside traditional REST/Web APIs, ensuring performant and well-documented interfaces for internal and external consumers
Design and optimize MSSQL database schemas, queries, and stored procedures for performance, reliability, and data integrity
Collaborate with product managers, designers, and other engineers to translate requirements into technical designs and shippable features
Own features from planning through deployment, including code reviews, testing, and production support
Identify and address technical debt, performance bottlenecks, and scalability constraints across the stack
Mentor junior and mid-level developers, providing technical guidance and code review feedback
Participate in architectural discussions and contribute to technical roadmap planning
Write clean, maintainable, well-tested code and contribute to evolving engineering standards and best practices
Troubleshoot and resolve production issues across the fullstack from database to UI

Skills & Experiences

Bachelor’s degree in Computer Science, Computer Engineering, or related field with 5+ years of fullstack development experience
Proven experience with .NET Framework and modern .NET (ASP.NET Core, ASP.NET MVC)
Strong hands-on experience with MSSQL (T-SQL, query optimization, indexing, stored procedures), including schema design, query optimization, and performance tuning
Solid experience developoing APIs (REST/Web APIs); experience with GraphQL, ideally using Hot Chocolate is an asset
Proficiency with React.js, JavaScript/TypeScript and modern frontend development practices
Experience working in multi-tenant or enterprise software environments is an asset
Strong understanding of software design principles, design patterns, and clean architecture
Excellent communication skills and ability to work collaboratively across disciplines

Required Technical Skills

.NET Framework, ASP.NET Core, ASP.NET MVC
MSSQL (T-SQL, query optimization, indexing, stored procedures)
GraphQL and Hot Chocolate
React.js, JavaScript/TypeScript
Web API design and development (REST and GraphQL)
Git-based version control and collaborative development workflows
Debugging and performance profiling across frontend and backend

Nice to Have Technical Skills

SSO and authentication/authorization technologies (SAML2, OAuth2, OpenID Connect)
Experience implementing ML/AI capabilities, particularly RAG (Retrieval-Augmented Generation), LLM integration, or agent-based systems
Experience with cloud platforms (AWS, Azure, or GCP)
Exposure to CI/CD pipelines and DevOps practices
Experience with document processing, data capture, or similarly data-intensive domains

What we offer

Comprehensive healthcare, dental, and vision coverage for you and family starting on first day of work
3 weeks of vacation annually
Collaborative and supportive work environment where your ideas are valued and your impact is visible

Compensation

$90,000 – $110,000 CAD per year

The compensation range listed reflects the expected compensation for the role. Actual compensation will be determined based on individual skills and experience.

If you don’t meet every requirement listed above, we still encourage you to apply. We’re interested in the diverse experience, potential, and perspective you can bring to the team.

Octacom, a division of DCM, is committed to equal employment opportunity, employs and does not discriminate against all qualified persons without regard to race, colour, religion, national origin, sex, age, disability, or any other classification protected by applicable federal and provincial laws. Should you require any accommodation throughout the recruitment and selection process, please get in touch with us through the form at the bottom of the page (https://www.datacm.com/about-us/lifedcm/), so that we can ensure your equal participation.

Apply About employer

More about this job

Responsibilities

The Senior Fullstack Developer will design, build, and maintain end-to-end features across the platform, spanning backend services and frontend applications. They will also architect APIs, optimize database schemas, and mentor junior team members to ensure high-quality, scalable software delivery.

Requirements

Candidates must have a bachelor's degree in a related field and at least 5 years of fullstack development experience. Proficiency in .NET, MSSQL, React.js, and API development is required, along with strong communication and collaborative skills.

Skills

.NET Framework
ASP.NET Core
ASP.NET MVC
React.js
JavaScript
TypeScript
MSSQL
T-SQL
GraphQL
Hot Chocolate
REST APIs
Web API
Git
Database design
Software architecture
Mentoring

Benefits

Comprehensive healthcare
Dental coverage
Vision coverage
3 weeks of vacation annually

Visa sponsorship

Not detected in the job text

Keywords

Fullstack Developer
.NET Framework
ASP.NET Core
ASP.NET MVC
React.js
JavaScript
TypeScript
MSSQL
T-SQL
GraphQL
Hot Chocolate
REST API
Web API
Git
Database Schema
Software Architecture
Enterprise Software
Workflow Automation
Document Management
Performance Tuning
Code Review
Technical Debt
Scalability
Mentoring
Full Time
Hybrid
Data Capture
Financial Process Automation
Clean Architecture
Production Support

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