Tagging & Optimisation Manager

Tagging & Optimisation Manager London (Hybrid - 3 days in office) | Permanent £80-85k base + 20% bonus (c.£110k+ total comp) Overview A leading global fintech is reshaping how it measures, personalises and scales its marketing, and they need someone to own the tagging, optimisation and attribution layer that underpins all of it. Newly defined role inside an established Marketing Tech team, with a wider function built out of people from digital-first organisations. Performance-led, not a traditional financial services environment. The Role You'll own the tagging and optimisation stack end-to-end, from the data layer up through GA4, GTM and server-side, into attribution, experimentation and the reporting layer the business actually uses. You'll be the person performance, growth, SEO and CRM teams come to when they need data they can trust and a measurement model they can actually optimise against. You'll work alongside an existing MarTech Delivery Lead. Typical work: Owning the tagging stack across GA4, GTM, server-side tagging and conversion APIs Designing and maintaining the data layer across web, app and server-side Leading attribution and multi-touch attribution modelling Driving optimisation, experimentation and conversion improvements off the back of the data Unlocking analytics for SEO, performance, growth and CRM teams to act on Scoping and delivering AI-powered marketing solutions, from experimentation into production Requirements Hands-on with GA4, GTM and server-side tagging (or strong on one and growing into the others) Solid grasp of conversion APIs, data layer design and attribution Hands on experience with mult touch attribution Background in digital analytics, MarTech, performance marketing, optimisation or measurement Some exposure to AI, ML or automation in a marketing or commercial context Bias for shipping, not just discovery decks Nice to have AI workflow tooling or prompt engineering A/B testing, experimentation or CRO experience MMM Adobe Analytics (or other analytics platforms beyond GA4) Comfort around APIs, data schemas and integrations *Rates depend on experience and client requirements