8 results for Senior Web Developer jobs

Senior Software Developer

Calgary, AB
onsite
Permanent
100000 - 110000 CAD / Yearly
THE ROLE: We are currently recruiting for multiple Senior Software Developers to join a growing development team. In these roles, you’ll help lead the design, build, and optimization of modern applications and services. Working closely with technical and business stakeholders, you’ll deliver secure, scalable, and high-performing solutions that support ongoing growth and innovation.Key Responsibilities:<ul><li>Architect and develop high‑quality web applications and backend services</li><li>Build full‑stack solutions using React, Svelte, TypeScript, Node.js, and Fastify</li><li>Design and maintain secure, scalable, and high‑performance APIs</li><li>Lead database schema design, query optimization, and data architecture for MySQL/PostgreSQL; guide NoSQL adoption where beneficial</li><li>Manage deployments and application operations in AWS environments</li><li>Apply DevOps practices including CI/CD pipelines, containerization, and automation</li><li>Utilize AI‑assisted development tools (e.g., Cursor) to enhance coding, testing, and documentation efficiency</li><li>Develop testing strategies and address performance, security, and reliability gaps proactively</li><li>Partner with product and business teams to align technical work with strategic outcomes</li><li>Participate in an on‑call rotation, support production systems, and perform root‑cause analysis and long‑term remediation</li></ul>WHY THIS ROLE?This is an exciting opportunity to join a rapidly scaling engineering group with multiple openings, giving you the chance to influence architecture, shape technical direction, and work with modern frameworks, cloud‑native systems, and AI‑powered development tools. You’ll benefit from a competitive salary, strong benefits package, bonus program and a collaborative environment that supports growth, innovation, and technical leadership.
2026-05-28T00:00:00Z

Senior Full Stack Developer

Mississauga, ON
onsite
Permanent
100000 - 115000 CAD / Yearly
We are seeking a talented Senior Full Stack Developer to join our client's team in Mississauga, Ontario. The successful candidate will work closely with the business to identify and define the best solutions to address challenges faced by both our customers and internal operations. The Senior Developer will translate functional and non‑functional requirements into clear designs and implementation strategies, ensuring the effective delivery of business applications. They will be responsible for the quality of all deliverables, ensuring that solutions are reliable, fit for purpose, and built to be supportable and maintainable over the long term. Technical Skills<ul><li>Programming: J2EE, JPA, Java Web Services (RESTful), Spring Framework, Angular, Maven</li><li>Tools: Jira, Confluence, GitHub</li><li>Databases: Relational database systems (ideally Oracle), PL/SQL, SQL Query development</li><li>Operating Systems: Linux, HP‑UX or other UNIX variants, Windows</li><li>Architecture: Experience in multi‑platform distributed environments, web‑based architectures, and microservices</li><li>Design: Familiarity with standard design patterns and UML</li><li>DevOps: Experience with CI/CD automation processes</li></ul>
2026-06-09T00:00:00Z

.NET Developer Lead

North York, ON
onsite
Contract / Temporary
63.3365 - 73.337 CAD / Hourly
We are looking for an experienced .NET Developer Lead to join a hospitality organization in Toronto, Ontario on a Long-term Contract position. This role is well suited to a senior backend specialist who can guide technical delivery while building scalable services and modern API solutions. The successful candidate will bring strong expertise in .NET development, Azure cloud technologies, and TypeScript, along with the ability to collaborate effectively in a hybrid work environment. Responsibilities: • Lead the design, development, and enhancement of backend applications using the .NET ecosystem. • Build and maintain microservices and RESTful APIs that support reliable, scalable business operations. • Provide technical direction to the development team and promote strong coding standards and engineering best practices. • Develop cloud-based solutions on Microsoft Azure, with a focus on performance, stability, and maintainability. • Work closely with cross-functional partners to translate business needs into practical technical solutions. • Support front-end integration activities where needed, including collaboration on TypeScript-based components and web functionality. • Use Jira and related tracking tools to manage work items, monitor progress, and resolve defects efficiently. • Participate in the hybrid work model by attending the Toronto, Ontario office two days per week on scheduled in-office days.
2026-06-03T00:00:00Z

Software Developer

Toronto, ON
onsite
Permanent
110000 - 120000 CAD / Yearly
We are looking for a Software Developer to join a team delivering cloud-based backend solutions in Burlington, Ontario. In this role, you will contribute across planning, development, validation, and ongoing application support while working in a collaborative Agile and DevOps setting. The position focuses on building reliable APIs, data-focused services, and emerging AI-enabled capabilities that strengthen existing platforms. This opportunity is well suited to a mid-level developer with strong C# and .NET experience, solid cloud knowledge, and a practical approach to building scalable software. Responsibilities:• Design, build, and enhance backend applications that support cloud-hosted software products and services.• Develop and maintain APIs and service layers that enable secure, efficient, and scalable system integration.• Participate in the full software development lifecycle, including technical design, coding, testing, deployment, and production issue resolution.• Work closely with product and engineering stakeholders to translate business needs into maintainable technical solutions.• Create data-driven functionality that supports application performance, reliability, and informed decision-making.• Contribute to AI-related features, including the incorporation of intelligent capabilities into established systems where appropriate.• Support DevOps practices by contributing to source control, automated delivery workflows, and continuous improvement of release processes.• Troubleshoot defects, investigate root causes, and implement fixes to maintain a high standard of product quality.
2026-06-09T00:00:00Z

Senior AI Solutions Architect

Mississauga, ON
remote
Permanent
170000 - 200000 CAD / Yearly
We are looking for a Senior AI Solutions Architect to lead the delivery of advanced AI and machine learning solutions. This role combines deep technical execution with architectural leadership, helping move promising concepts into stable, production-ready applications that support critical business operations. You will collaborate with senior AI and engineering leaders to design scalable systems, guide implementation decisions, and ensure solutions create measurable operational and commercial value. This role is 100% Remote. Responsibilities:• Design and lead the end-to-end architecture of AI and ML solutions, taking initiatives from early experimentation through reliable production deployment.• Partner with AI leadership and cross-functional engineering teams to align technical roadmaps with business priorities and operational goals.• Build, evaluate, and optimize machine learning models and AI-powered applications for high-availability environments serving large user populations.• Establish robust MLOps and DevOps practices, including model tracking, containerization, orchestration, automated testing, and deployment pipelines.• Select and integrate appropriate cloud, data, and infrastructure services across platforms such as Azure, AWS, and Google Cloud to support scalable AI workloads.• Guide the development of data pipelines and platform components using technologies such as Kafka, Spark, SQL, and NoSQL systems to enable dependable model performance.• Apply methods such as large language models, fine-tuning, privacy-aware AI techniques, and optimization approaches to solve complex operational challenges.• Provide technical leadership through influence and credibility, helping stakeholders understand solution design, adoption considerations, and implementation impacts.
2026-05-19T00:00:00Z

Senior Database Administrator

Mississauga, ON
onsite
Permanent
95000 - 115000 CAD / Yearly
We are looking for an experienced Senior Database Administrator to support an organization in Mississauga, Ontario. This position is suited to a senior technical specialist who can strengthen database reliability, guide architectural decisions, and improve performance across enterprise environments. The role works closely with delivery teams and business partners to ensure database solutions are scalable, secure, and aligned with operational priorities. Responsibilities:• Establish and oversee database performance and capacity strategies, including standards that support long-term stability and growth.• Partner with project managers, developers, and business analysts to deliver database components for concurrent business and technology initiatives.• Investigate and resolve production database issues, including performance concerns linked to application code and data processing.• Create detailed testing approaches and maintain reusable scripts to validate database changes before release.• Review requested changes, assess downstream impact, and provide informed estimates for effort, timelines, and implementation considerations.• Develop and maintain automation and support scripts using Perl, shell scripting, and PL/SQL for monitoring, maintenance, and operational support.• Design and implement database architecture across development, test, and production environments to ensure consistency and resiliency.• Participate in an after-hours support rotation to address urgent database incidents and maintain service continuity.
2026-06-09T00:00:00Z

Senior Systems Administrator

Edmonton, AB
onsite
Contract / Temporary
50 - 80 CAD / Hourly
We’re partnering with a well-established organization to hire a Senior Systems Administrator for an initial 3-month contract, with strong potential to transition into a permanent position. This role is ideal for an experienced IT professional who thrives in a hands-on infrastructure environment and enjoys working across systems administration, networking, cybersecurity, cloud technologies, and end-user support. This role will work hybrid on-site 3-days' per week in Edmonton. In this position, you’ll play a key role in ensuring the organization’s technology environment remains secure, reliable, and optimized to support business operations. You'll collaborate closely with internal IT leadership, vendors, and business stakeholders while contributing to ongoing infrastructure modernization and security initiatives. What You'll Be DoingInfrastructure & Systems Administration<ul><li>Administer, maintain, and optimize enterprise infrastructure, including servers, operating systems, storage, and virtualization platforms.</li><li>Manage and monitor VMware vSphere environments, including performance tuning, troubleshooting, and capacity planning.</li><li>Perform system backups, disaster recovery testing, and recovery planning.</li><li>Deploy hardware, software, firmware, and security updates to maintain a secure and stable environment.</li><li>Support application teams throughout project lifecycles by providing infrastructure expertise and technical guidance.</li><li>Research and evaluate emerging technologies to improve operational efficiency and security.</li></ul>Network & Security Operations<ul><li>Monitor and administer network, communication, and security technologies.</li><li>Maintain secure and reliable connectivity across LAN, internet, cloud, and collaboration platforms.</li><li>Manage user accounts, permissions, and access controls in alignment with security and compliance requirements.</li><li>Conduct network and security audits and recommend improvements.</li><li>Monitor security alerts, investigate incidents, and support response and remediation activities.</li><li>Assist with ongoing cybersecurity initiatives and infrastructure hardening efforts.</li></ul>Technical Support & Operations<ul><li>Provide Tier 2 and Tier 3 technical support for infrastructure, networking, and systems-related issues.</li><li>Troubleshoot complex hardware, software, and connectivity problems.</li><li>Support end users by ensuring they have access to the tools, systems, and technologies required to perform their roles effectively.</li><li>Create technical documentation, reports, and operational procedures as required.</li></ul>Technology Innovation<ul><li>Partner with IT leadership on evaluating and implementing new infrastructure, cloud, and cybersecurity technologies.</li><li>Contribute to continuous improvement initiatives and infrastructure modernization projects.</li></ul>
2026-06-12T00:00:00Z

CAN - Software Developer: II (Intermediate)

Mississauga, ON
onsite
Contract / Temporary
30 - 40 CAD / Hourly
This is an active contract opportunity. We are looking for a Software Developer (contract-to-hire) to support the design, development, and enhancement of enterprise applications and data solutions. The ideal candidate thrives in a fast-paced environment and is comfortable managing and delivering across multiple concurrent projects.This role requires a balanced skillset, combining .NET / C# development (including Blazor) with Power Platform (low-code) delivery, UI/UX design, and database development. The developer will contribute across the full SDLC—from design through production support—while working in an Agile environment. Key Responsibilities:- Application Development (.NET / C# / Blazor)<ul><li>Design, build, test, and enhance web applications using C#, .NET (4.8/8/10), and Blazor (Server/WebAssembly)</li><li>Follow established architecture patterns and coding standards to ensure scalability and maintainability</li></ul>Power Platform / Low-Code Solutions<ul><li>Design, build, test, and enhance solutions using: </li><li>Power Apps (Canvas / Model-Driven)</li><li>Power Automate (workflows and integrations)</li><li>Power BI (reporting and dashboards)</li><li>Apply governance and ALM best practices for scalable solution delivery</li></ul>UI/UX Design & Front-End Delivery<ul><li>Design and implement intuitive, responsive user interfaces across .NET and Power Platform solutions</li><li>Translate business requirements into wireframes, prototypes, and working UI</li><li>Apply strong UI/UX principles to improve usability, adoption, and performance</li></ul>Database & Data Development<ul><li>Design and develop relational database solutions using SQL Server and/or PostgreSQL</li><li>Build and optimize queries, stored procedures, and data models</li><li>Support data integration across systems and reporting layers (e.g., Power BI, Dataverse)</li></ul>Agile Delivery & Collaboration<ul><li>Participate in Scrum/Agile ceremonies (sprint planning, standups, backlog refinement, reviews)</li><li>Collaborate with business analysts and stakeholders to define requirements and acceptance criteria</li><li>Provide effort estimates and proactively identify risks and dependencies</li></ul>Production Support (L2/L3)<ul><li>Provide Level 2/3 support for production applications</li><li>Troubleshoot issues, perform root cause analysis, and deliver timely resolutions</li><li>Contribute to documentation, knowledge transfer, and continuous improvement</li></ul>
2026-05-25T00:00:00Z