Lead Software Engineer, AI

Refinitiv; Toronto; Hybrid; CAD 120,000 - 160,000; Full time

Job summary

A leading technology firm in Toronto is looking for a Lead Software Engineer, AI. In this role, you will drive innovation in AI-driven features, lead teams, and develop scalable solutions using cutting-edge technologies. With 8+ years of experience in software engineering and a strong emphasis on AI/ML, this position offers a hybrid work model and emphasizes career growth in an inclusive culture.

Benefits

Flexible vacation

Mental Health Days

Career development opportunities

Access to well-being resources

Qualifications

• 8+ years of software engineering experience.
• 5+ years focused on AI / ML development.
• Hands-on experience with LLM architectures.

Responsibilities

• Lead the development and deployment of AI models.
• Design and implement sophisticated AI systems.
• Ensure responsible AI practices.

Skills

AI / ML Leadership Experience

Proficiency in Python

Understanding of NLP

Experience with LLM architectures

Agile teamwork

Education

Bachelor's degree in Computer Science or related field

Tools

TensorFlow

PyTorch

Hugging Face Transformers

AWS

Azure

Job description

Lead Software Engineer, AI page is loaded

Lead Software Engineer, AI

Apply remote type Remote Job : Hybrid locations CAN-Toronto-19 Duncan Street time type Full time posted on Posted Yesterday job requisition id JREQ193791

Lead Software Engineer, AI

Are you ready to shape the future of AI-driven content technology while leading cutting-edge innovation in a mission-critical role? Do you thrive in environments where your technical expertise can directly impact how the world's leading professionals access and utilize information?

We are seeking a talented, self-driven and highly motivatedLead Software Engineer, AIto join the Corporates Tax and Trade team in Toronto. In this role, you will develop scalable and innovative solutions using AI and Machine Learning on a rapidly growing line of products, working at the forefront of our mission to become the world's #1 content-driven AI tech company. You will work closely with Product Management, Technology and our Labs teams to enable our customers to build successful AI-driven features and products to take their business to the next level. This is an exceptional opportunity to grow your Product Engineering career while working with cutting-edge LLM technologies and leading a dynamic team of engineers.

About the Role

In this opportunity asL ead Software Engineer, AI , you will :

Drive AI Innovation & Technical Vision : Lead and drive the technical vision and execution of initiatives to introduce AI-driven features in our products, staying abreast of the latest advancements in AI / ML, deep learning, and LLM technologies

Lead AI / ML Model Development : Lead the development and deployment of AI models, including designing, developing, and optimizing scalable data pipelines for training, fine-tuning, and evaluating AI / ML models with focus on efficiency, scalability, and maintainability

Provide Technical Leadership : Take ownership of the technical strategy, ensuring the team uses the best tools, technologies, and methodologies while providing hands-on technical guidance, mentorship, and code reviews to foster a culture of excellence

Architect Advanced AI Systems : Design and implement sophisticated AI / ML systems including LLM architectures (Transformers, foundation models) for natural language understanding, generation, summarization, and question answering, along with Information Retrieval systems such as RAG

Collaborate on Product Development : Participate in project planning sessions to analyze requirements and collaborate with capability / product owners, translating technical requirements into application code and modules while ensuring consistency with cloud architectural principles

Drive Engineering Excellence : Approach development with a DevOps and continuous integration mindset, writing clean, well-tested, and maintainable code while developing RESTful APIs and microservices to expose AI / ML capabilities

Ensure Production Quality : Implement robust monitoring, logging, and alerting for AI / ML models in production, optimize model inference for speed and efficiency, and ensure responsible AI practices including bias detection, fairness, privacy, and explain ability.

About You

You're a fit for the role of Lead Software Engineer, AI if you have the following required qualifications :

AI / ML Leadership Experience : 8+ years of software engineering experience with 5+ years focused on AI / ML development, including hands-on experience with LLM architectures, transformers, and foundation models

Technical Expertise : Strong proficiency in Python and AI / ML frameworks, with deep understanding of natural language processing, prompt engineering techniques, and Information Retrieval systems (RAG)

Engineering Excellence : Proven track record of designing and implementing scalable data pipelines, RESTful APIs, and microservices with experience in DevOps, continuous integration, and cloud architectural principles

Leadership & Mentorship : Demonstrated ability to lead technical teams, provide mentorship, conduct code reviews, and define best practices for software development and MLOps

Product Development Experience : Experience working in agile environments with cross-functional teams including product managers and applied scientists, translating business requirements into technical specifications

Production AI Systems : Hands-on experience deploying, monitoring, and maintaining AI / ML models in production environments with focus on performance optimization and responsible AI practices

Education : Bachelor's degree in Computer Science, Engineering, Machine Learning, or related field, or equivalent professional experience

Additional qualifications include :

Advanced degree (Master's / PhD) in AI, Machine Learning, Computer Science, or related field

Cloud platforms - AWS / Azure

Experience with specific AI / ML frameworks (TensorFlow, PyTorch, Hugging Face Transformers)

Knowledge of MLOps tools and practices for model deployment and monitoring

Experience in tax, trade, or legal domain applications

Publications or contributions to AI / ML research or open-source projects

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What’s in it For You?

Hybrid Work Model : We’ve adopted a flexible hybrid working environment (2-3 days a week in the office depending on the role) for our office-based roles while delivering a seamless experience that is digitally and physically connected.

Flexibility & Work-Life Balance : Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities, whether caring for family, giving back to the community, or finding time to refresh and reset. This builds upon our flexible work arrangements, including work from anywhere for up to 8 weeks per year, empowering employees to achieve a better work-life balance.

Career Development and Growth : By fostering a culture of continuous learning and skill development, we prepare our talent to tackle tomorrow’s challenges and deliver real-world solutions. Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow, lead, and thrive in an AI-enabled future.

Industry Competitive Benefits : We offer comprehensive benefit plans to include flexible vacation, two company-wide Mental Health Days off, access to the Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for mental, physical, and financial wellbeing.

Culture : Globally recognized, award-winning reputation for inclusion and belonging, flexibility, work-life balance, and more. We live by our values : Obsess over our Customers, Compete to Win, Challenge (Y)our Thinking, Act Fast / Learn Fast, and Stronger Together.

Social Impact : Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives.

Making a Real-World Impact : We are one of the few companies globally that helps its customers pursue justice, truth, and transparency. Together, with the professionals and institutions we serve, we help uphold the rule of law, turn the wheels of commerce, catch bad actors, report the facts, and provide trusted, unbiased information to people all over the world.

About Us

Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is a world leading provider of trusted journalism and news.

We are powered by the talents of 26,000 employees across more than 70 countries, where everyone has a chance to contribute and grow professionally in flexible work environments. At a time when objectivity, accuracy, fairness, and transparency are under attack, we consider it our duty to pursue them. Sound exciting? Join us and help shape the industries that move society forward.

As a global business, we rely on the unique backgrounds, perspectives, and experiences of all employees to deliver on our business goals. To ensure we can do that, we seek talented, qualified employees in all our operations around the world regardless of race, color, sex / gender, including pregnancy, gender identity and expression, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug-free workplace.

We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. More information on requesting an accommodation here .

Learn more on how to protect yourself from fraudulent job postings here .

More information about Thomson Reuters can be found on thomsonreuters.com.

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