Performance Marketing Specialist
11 MAY 2026
Performance Marketing Specialist 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
Performance Marketing Specialist (Performance Marketing Team)
Our team is growing, and we’re looking for a Performance Marketing Specialist to join us in London.
In this role, you will own the execution, optimisation, and scaling of paid acquisition campaigns across both Paid Social and Native channels. You will play a key role in driving high-quality traffic into our landing pages and conversion journeys, working across platforms such as Meta, Snap, Taboola, Outbrain, Baidu, and other emerging channels.
You will operate as a cross-channel performance marketer, combining hands-on campaign management, creative testing, and data-led optimisation to deliver against Marketing priorities, H2 OKRs, and strategic growth initiatives.
You will work closely with Creative, CRO, Data, and Product Operations to ensure campaigns are not only delivering volume, but doing so efficiently and with a clear focus on conversion quality and commercial impact.
Key Responsibilities
Plan, launch, and optimise campaigns across Paid Social (Meta, Snap) and Native platforms (Taboola, Outbrain, Baidu, MSAN)
Manage budgets, bids, targeting, and pacing to deliver against CPL, ROAS, and volume targets
Monitor and optimise performance across key metrics (CPC, CTR, CVR, CPL, ROAS), taking action quickly
Identify trends, risks, and opportunities in campaign data and translate these into clear optimisation actions
Contribute to daily, weekly, and monthly reporting with concise, actionable insights
Work closely with Creative teams to develop, test, and iterate on ad creatives and messaging
Turn performance data into structured creative feedback and testing ideas
Support high-velocity testing across creatives, audiences, landing pages, and campaign structures
Test and evaluate new channels, geographies, and verticals in line with growth initiatives
Collaborate with CRO, UX, and Product Operations to align traffic strategy with landing page performance
Ensure campaigns are set up correctly and performing reliably, troubleshooting issues
About You
2–3+ years’ experience in paid media, performance marketing, or a similar role
Hands-on experience across Paid Social (Meta, Snap) and/or Native platforms (Taboola, Outbrain, etc.)
Strong understanding of performance metrics such as CPC, CTR, CVR, CPL, and ROAS
Analytical mindset - able to interpret data, spot patterns, and act on insights quickly
Experience working with creative testing and performance-driven ad development
Comfortable managing multiple campaigns and priorities in a fast-paced environment
Curious and proactive, with a strong desire to test, learn, and improve performance
Strong attention to detail and sense of ownership over campaign performance
Clear communicator who can translate data into insights and actions
Comfortable working cross-functionally with marketing, creative, and product teams
Experience in regulated sectors (iGaming, finance, etc.) is a bonus
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 careers@quantum.media.
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