Our Company
At Quantum, we connect global brands with high-intent consumers. We turn intent into action and complexity into clarity.
Our Mission is clear, to help smarter, faster buying decisions. Our vision, to be the world’s most used digital comparison service, delivering value and simplicity to millions.
We drive growth through data-driven affiliate marketing built for performance from day one. Every campaign is measurable, optimised in real time, and designed to scale.
With in-house tech, full-stack analytics, and a compliance-first mindset, we give our partners an edge. We drive confident decisions and growth in regulated and high-growth sectors. We’ve helped ambitious brands grow faster, smarter, and globally.
The Role
Our Rewards Commercial team is growing! We’re looking for an Account Manager to join our team in London.
In this role you will own half of our Rewards merchant portfolio across Cashback and Custard, keeping every partner healthy, renegotiating terms upward and turning existing accounts into our biggest growth lever.
Key Responsibilities
Own a portfolio of Cashback and Custard merchant partners end to end, from onboarding through to quarterly commercial reviews
Grow revenue within existing accounts through rate renegotiations, upsell deals and expansion into new offer types and spend commitments
Build early warning into the portfolio: track account health, spot churn risk before it lands and act on it
Activate new partners brought in by our Business Development team, getting them live and performing within agreed timelines
Keep account and pipeline hygiene tight, so every relationship has a plan, a next step and a clear commercial target
About You
Three to five years in account management or commercial roles in affiliate, cashback, loyalty or performance marketing
A track record of growing revenue within a portfolio, not just maintaining it
Fluent in CPA, revenue share and hybrid deal structures, and confident renegotiating them
Organised and proactive, with a systematic approach to staying ahead of your accounts
Comfortable working with performance data to diagnose account health and spot risk early
You thrive when working as part of a team
Comfortable in a fast-paced environment
Have excellent written and verbal English skills
Last but not least, you’ll have no ego!
What You’ll Get
Private Health Care (Bupa)
Hybrid Working (3 days in office)
Travel Insurance
Competitive Base Salary
Company Bonus Scheme
Paid for AI Subscription (Claude / ChatGPT / Gemini)
Market-Leading Training Programme
Recognition & Reward Scheme
Annual Company Conference
Regular Happy Hours & Team Lunches
Free Coffee, Drinks & Snacks
What’s the next step?
Our hiring process ensures we're recruiting the right people for the role. We ensure that people are as suitable for us as we are for them.
If you like the sound of what we're all about at Quantum and want to join a team where you can make an impact, please apply or contact us at [email protected].