senior ai software engineer jobs in Toronto

Stikeman Elliott is building its own agentic AI platform, with production agents working alongside lawyers on the firm’s matters. Built on the Claude Agent SDK and integrated with the firm’s systems of record through MCP tool servers, the platform is already in daily use and continues to expand. This is the senior engineering role responsible for...

Justworks, Inc. is seeking a Senior Software Engineer to join a small, autonomous team building AI-native systems that scale operations. You will own large sections of the technology stack, drive pragmatic decisions in evolving space, and ship production-ready systems relied on daily.You will contribute to agent design, backend architecture, and knowledge...

A leading technology company in Toronto is seeking a Senior Software Developer to work on cloud and AI projects. The ideal candidate will have extensive experience with cloud services like Azure and AWS, and possess strong communication and troubleshooting skills. You will be responsible for developing applications and configuring security for cloud...

About KinaxisAre you looking to join an innovative, market-leading company where you can truly elevate your career? At Kinaxis we are serious about culture, we are serious about technology, we are serious about customers, and we are serious about not taking ourselves too seriously. If you are looking to be part of an incredible growth story, then we might...

Advance your career as a Senior Voice AI Software Engineer with SoundHound AI, working to transform restaurant experiences through innovative menu solutions. Hybrid workplace options available. Play a pivotal role in the Menu Data Engineering team where you design algorithms for menus meant for voice navigation. Your work will not only enhance customer...

Senior Manager AI, Software Development Engineering Join Thomson Reuters to apply for the Senior Manager AI, Software Development Engineering role. About the Role In this opportunity as Senior Manager AI, Software Development Engineering, you will: Lead and manage a team of AI software development engineers, fostering a culture of innovation, collaboration,...

Clariti Cloud Inc. is hiring a product engineering developer to join a small, senior pod inside our Agentic SDLC framework, building permitting, licensing, plan review, and inspections for North American cities.You will direct coding agents, write clear specs, review outputs, and own the results as if you wrote the code, delivering features with quality,...

Who We Are. Newfold Digital is a leading web technology company serving millions of customers globally. Our customers know us through our robust portfolio of brands. We have some of the industry's most prominent and storied go-to-market brands, including Bluehost, HostGator, Domain.com, Network Solutions, Register.com and Web.com. We help customers of all...

Location: Toronto, OntarioOur client is a fast-growing, venture-backed B2B SaaS company building an AI-powered competitive intelligence platform that helps revenue teams win more competitive deals. The company is AI-first internally, and its product is trained in part on proprietary data unavailable anywhere else on the open web.This role is hybrid onsite...

Klue Engineering is hiring! We're looking for a Senior Machine Learning Engineer to join our team in Toronto, focusing on building and optimizing state-of-the-art LLM-powered agents that can reason, plan and automate workflows for users. You will be leading the design and development of search and retrieval agent systems that enable users to generate...

Job Description Toast is recruiting on behalf of this company for a Senior Software Engineer, AI to join their Engineering team in Toronto. They are looking for an experienced backend engineer who is excited to build and optimize LLM-powered systems that help users uncover meaningful business insights. Responsibilities Design, build, and maintain backend...

At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people.We’re helping businesses get off the ground by enabling them to focus on running their...

Requisition ID: 268804Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.You will be a member of the AI Engineering and Labs team focused on designing and implementing innovative, intelligent software solutions across the Bank’s business lines. Your role will be an integral part of the organization’s AI...

Senior Software Engineer – AI (Materia AI)We're building the next generation of AI‑powered platforms for tax and accounting professionals, and we’re looking for a Senior Software Engineer who can architect high‑performance backend systems that bring real‑world AI capabilities to life. If you thrive in fast‑moving environments, enjoy tackling...

Senior Software Engineer - AI (Materia AI) Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Senior Software Engineer, you will play a pivotal role...

# **Our Privacy Statement & Cookie Policy**This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.**Senior Software Engineer – AI (Materia AI)**We're building the next generation of AI‐powered platforms for tax and accounting professionals, and we’re looking for a Senior...

# **Our Privacy Statement & Cookie Policy**This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.**Senior Software Engineer – AI (Materia AI)**We’re building the next generation of AI‑powered systems for tax and accounting professionals, and we need a Senior Software...

YO AI Labs in Canada (remote) is seeking a Senior Software Engineer to build reinforcement learning environments that evaluate AI models on complex software tasks using MCP tools. You will design reproducible environments, deterministic verification, and reference solutions for bug fixing, feature implementation, codebase refactoring, and performance...

Chief of Staff to the Chief Product OfficerAs Chief of Staff to the Chief Product Officer, you will be a force multiplier for the company's product leadership team. This role helps the CPO run a high-functioning organization by translating priorities into an effe…Solutions Engineer, CommandWe're seeking a driven, entrepreneurial Solutions Engineer to join...

Engage in cutting-edge AI language model development as a Senior Software Engineer. With Ethos, work remotely and leverage your expertise for impactful software engineering tasks. This role with a leading AI lab seeks a Senior Software Engineer with over 5 years of experience. You will focus on creating and refining AI-generated outputs across essential...