Senior Accountant

Index Exchange • Toronto, Ontario • Full Time • $90,000–$115,000 / year

Posted on Wed, Nov 11, 2026

About Index Exchange:Index Exchange is a global advertising supply-side platform enabling media owners to maximize the value of their content on any screen. As a trusted partner and ally, we connect leading experience makers with the world’s largest brands to ensure a quality experience for consumers.
We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution. With our radically transparent business practices and dedication to total market efficiency, we’re committed to upholding the integrity of the programmatic ecosystem at large.
What’s it like to work at Index?Index is an exciting and fast-paced place to work. You'll be able to feed your ambition, lean into trust and transparency, and feel genuine support from your colleagues. We’re built on our core values and live them each day. They're‌ not just buzzwords.
We pride ourselves on our independence and openness, not only in our technology, but in our teams, too. Our diverse and inclusive culture celebrates how we can leverage our unique differences to help drive Index forward.
We have more than 550 Indexers around the globe dedicated to building a safe and transparent marketplace that provides a trusted experience for consumers, and we’re looking for talented professionals to help take us to the next level.
Are you ready to join the programmatic evolution?We are looking for a Senior Accountant to join our F&A team. In this role, you will be responsible for overseeing and managing the financial reporting processes and compliance activities within our organization. This role is crucial in ensuring accurate, timely, and transparent financial reporting to internal stakeholders and external regulatory bodies. Here’s what you’ll be doing:

Conduct in-depth financial analysis and provide insights to support strategic decision-making by senior management
Identify and report on key revenue financial performance indicators, highlighting trends, risks, and opportunities
Maintaining dashboards for all custom agreements to ensure accuracy of the administration of the relevant contract terms by Index.
Continuously monitor specific revenue share metrics with a good understanding of Index-specific key performance indicators and how they can be impacted.
Complete monthly reconciliations of both standard and non-standard contractual arrangements between Index and the Buy/Sell-side, to ensure that adjustments and payments are accurately processed for payment
Ensure compliance with all relevant accounting standards, industry regulations, and statutory requirements
Continuously evaluate and enhance financial reporting processes, systems, and controls for increased efficiency and accuracy
Assist with ongoing departmental projects; including the implementation of stronger internal controls and various business process improvement initiatives.
Exhibits a professional demeanor, attention to detail and a sense or urgency to achieve outcomes.
Perform ad hoc analysis on an as-needed basis to drive insightful and timely outcomes.

Here's what you need:

CPA designation
Strong technical accounting knowledge (IFRS)
3+ years of progressive financial reporting experience in a high-growth company with international operations
An in-depth knowledge of NetSuite and Excel considered an asset
Extensive knowledge of and skill in applying accounting and internal control practices
Strong analytical skills with the ability to present complex financial information in a clear and concise manner.
Excellent collaborative problem solving skills with an ability to implement solutions
Self-motivated and results oriented with a focus on quality
Excellent analytical skills with the ability to present complex financial information in a clear and concise manner

Salary: The base salary range for this role is $90,000 to $115,000 CAD. The total compensation package may vary depending on non-discriminatory factors such as job-related knowledge, skills, and experience.
Why you’ll love working here:

Comprehensive health, dental, and vision plans for you and your dependents
Paid time off, health days, and personal obligation days plus flexible work schedules
Competitive retirement matching plans
Equity packages
Generous parental leave available to birthing, non-birthing, and adoptive parents
Annual well-being allowance plus fitness discounts and group wellness activities
Employee assistance program
Mental health first aid program that provides an in-the-moment point of contact and reassurance
One day of volunteer time off per year and a donation-matching program
Monthly town halls and regular community-led team events
Multiple resources and programming to support continuous learning
A workplace that supports a diverse, equitable, and inclusive environment – learn more here

Equal employment opportunityAt Index Exchange, we believe that successful products are built by teams just as diverse as the audience who uses them. As such, we are committed to equal employment opportunities. We celebrate diversity of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, or veteran status. Additionally, we realize that diversity is deeper than any status or classification—diversity is the human experience. For those who show grit, passion, and humility—Index will welcome you.
Accessibility for applicants with disabilities Index Exchange welcomes and encourages individuals with disabilities to apply to work with us.
If you require an accommodation, please share the details of your request and any information how we can assist you with the hiring recruiter when they contact you. Index Exchange will make reasonable efforts to ensure accommodation requests are met throughout the recruitment process.
Index everywhere, Index anywhereOur corporate headquarters are in Toronto, with major offices in New York, Montreal, Kitchener, London, San Francisco, and many other global cities. As a major global advertising exchange, we are committed to operating as a tightly knit global team and embracing and empowering talent wherever our colleagues may be.
AI Disclaimer: Automated tools including artificial intelligence may be used to assist in screening and assessing applicants for this role. All hiring decisions involve human review. Vacancy Status: This posting is for an existing vacancy.

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Advertised pay for Senior Accountant in Greater Toronto Area: a median of CA$87,500 across 142 priced postings. This posting advertises CA$90,000 to CA$115,000, 17% above that median. Explore the market

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