Senior Legal Counsel, M&A and Commercial Services

  • TMX Group
  • Toronto, Ontario, Canada
  • Nov 21, 2025
Full time Lawyer (In House Counsel)

Job Description

Venture outside the ordinary - TMX Careers

The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations enhancing capital markets. United as a global team, we’re connecting cross-functionally, traversing industries and geographies, moving opportunity into action, advancing global economic growth, and propelling progress. Through a rich exchange of ideas, meaningful collaboration, and a nimble operating model, we're powering some of the nation's most critical systems, fueling capital formation and innovation, bringing increased opportunity to business visionaries, product ingenuity to consumers, and career exploration to our team.

Ready to be part of the action?

Responsible for providing expert legal advice on Mergers & Acquisitions (M&A) and key commercial matters, which includes drafting and negotiating complex agreements, and managing legal risks across a broad range of corporate transactions and commercial activities, and ensuring seamless legal integration following acquisitions. This role supports the company's strategic growth initiatives through M&A activities and the sound legal management of commercial initiatives.

This role reports to: Vice President, Legal

This role is hybrid (3-5 days/week in the office) - based in Toronto, ON.

Key Accountabilities:

Mergers & Acquisitions (M&A) & Integration:

  • Lead and manage the legal aspects of M&A transactions from initial due diligence through closing and post-acquisition integration, including drafting and negotiating letters of intent, non-disclosure agreements, stock purchase agreements, asset purchase agreements, merger agreements, and related ancillary documents.
  • Conduct comprehensive legal due diligence on target companies, identifying and assessing potential risks and opportunities.
  • Develop and execute legal integration plans for newly acquired entities, ensuring smooth transition and harmonization of legal operations, policies, and contracts.
  • Advise on post-acquisition legal integration matters, including corporate governance alignment, contract novation and assignment, intellectual property transfer, data privacy considerations, regulatory compliance, and employee matters.
  • Collaborate closely with internal stakeholders (e.g., Corporate Development, Finance, HR, Operations, IT) and external counsel to execute M&A strategies effectively and manage integration complexities.
  • Stay abreast of M&A market trends, best practices, and regulatory developments to provide proactive advice.

Commercial Services:

  • Draft, review, and negotiate a wide variety of complex commercial contracts, including but not limited to: sale and purchase agreements; professional services agreements ; software licensing agreements; SaaS and hosting agreements; and other supplier, partnership and collaboration and client agreements.
  • Provide senior legal advice and support for the development and execution of commercial strategies and initiatives, including support for the development and launch of new products/services, the procurement and use of new assets and technologies and outsourcing transactions.
  • Provide practical and commercially focused legal advice on day-to-day business operations, including contract interpretation, dispute resolution, and risk mitigation.
  • Develop and implement procedures, and contract templates to streamline commercial processes and ensure compliance.

General Legal Counsel:

  • Identify and assess legal risks across various business functions and propose effective mitigation strategies.
  • Manage relationships with external legal counsel, ensuring cost-effective and high-quality legal services when required.
  • Conduct legal research and analysis on complex legal issues, providing clear and concise recommendations.
  • Liaise directly with TMX executives on legal and business matters
  • Deliver legal training to internal teams on relevant legal topics and compliance requirements.
  • Contribute to the continuous improvement of the legal department's processes, knowledge management, and efficiency.
  • Other duties, as assigned

Must Have(s):

  • Licensed member of a Canadian Law Society (or equivalent).
  • 5+ years of relevant legal experience, primarily gained at a top-tier law firm and/or in-house counsel.
  • Expertise in leading M&A transactions (inception through post-acquisition integration).
  • Superior drafting, negotiation, and communication (written and verbal) abilities.
  • Strategic Legal Counsel: Extensive experience in corporate and commercial matters, translating complex legal concepts into proactive, business-oriented advice with strong business acumen
  • High-Performance Execution: Proven ability to manage multiple priorities and meet tight deadlines in a fast-paced environment, working effectively independently with detail-oriented organizational skills
  • Collaborative & Enterprise-Focused: Strong interpersonal skills and team-oriented approach, adept at building effective relationships across all levels and understanding how to function effectively within a broader enterprise structure
  • Unwavering Professionalism: Consistently demonstrates the highest degree of professionalism, integrity, and ethical conduct

Nice to Have(s):

  • Experience in the technology and financial services industry is a significant asset.

In the market for…

Excitement - Explore emerging technology and innovation, as well as ventures and digital finance that shape the future of global markets! Experience the movement of the market while grounded in the stability of close to 200 years of success.

Connection - With site hubs in some of the world’s most multicultural cities, we leverage our size and structure to create rich connections and belonging while experiencing powerful global impact through our work.

Impact - More than a platform, we use our talents to power mission-critical systems that drive global economic advancement, innovation, and growth. As well, our employee-led Team Impact spreads social good via our giving strategy.

Wellness - From empathetic leadership to a culture of flexibility and balance, we believe wellness at work creates the maximum yield and a stronger “we”. Plus, with a cloud-first and hybrid workstyle, as well as generous time-off and leaves, we support a life well lived!

Growth - From a growth mindset in our work, to expansion in our business, TMX is home to action-takers energized by the achievement of ambitious growth.

Ready to enrich your career with impactful work, leaders who truly care, and the flexibility and programs to help you thrive as part of #TeamTMX ? Apply now.

Please note that our company is not currently sponsoring work permit applications and the applicant must be authorized to work in the country where this position is located.

TMX is committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide accommodations for applicants and employees who require it.