About THG
We are THG, a global ecommerce group on a mission to be the global online leader in beauty and sports nutrition.
Our portfolio of leading retailers and brands such as LOOKFANTASTIC, Myprotein, ESPA, Perricone MD, and Cult Beauty form our two core businesses: THG Beauty and THG Nutrition.
From Manchester to New York, we’re powered by a team of over 2500 people who work together, lead by example, and think BIG.
With us, you’ll go further, faster. What are you waiting for?
Role
Senior CRO Manager
Brand / Business Unit: THG Nutrition | Myprotein
Reporting to: Managing Director – Ecommerce
Location: THG ICON 1, 7-9 Sunbank Lane, WA15 0AF
THG Nutrition
THG Nutrition is home to some of the best loved and most trusted names in wellbeing and nutrition, including Myprotein, the world’s largest online sports nutrition brand, and its family of brands, Myvegan, Myvitamins and MP Activewear. Our brands and people exist to break boundaries; to power and empower those who want more.
The Role
We’re looking for a Senior CRO Manager to lead conversion rate optimisation (CRO) across Myprotein and Myvitamins globally. You’ll own the testing programme across all digital channels and markets, helping improve customer experience and drive more revenue through data‑led experimentation. This role works closely with marketing, UX, tech and trading teams to identify opportunities, run tests, analyse results and improve conversion performance across the customer journey.
You’ll also play a key role in shaping the company’s CRO strategy, reporting results to senior leadership, and helping the business make smarter decisions around optimisation and personalisation.
Key Responsibilities
CRO Strategy & Testing
- Own and manage the global CRO testing roadmap
- Plan and run A/B and multivariate tests across websites and landing pages
- Prioritise tests based on business impact and opportunity
- Track results, share learnings and implement successful changes
- Balance quick improvements with longer‑term optimisation projects
Data & Insight
- Identify conversion issues and opportunities across the customer journey
- Analyse funnels, customer behaviour and performance data
- Use tools like heatmaps, session recordings and analytics to generate insights
- Turn findings into clear test hypotheses and action plans
- Benchmark against competitors and industry best practice
Cross‑Functional Collaboration
- Work closely with marketing, UX, development and trading teams
- Ensure tests are commercially valuable and technically achievable
- Support optimisation of landing pages, checkout flows and promotional campaigns
- Help improve customer experience, not just conversion metrics
Vendor & Tool Management
- Manage CRO and personalisation tools and external vendors
- Support onboarding and implementation of new technology partners
- Ensure tools are working effectively and compliant with data privacy standards
- Stay informed on new CRO and experimentation technologies
Reporting & Stakeholder Management
- Measure and report the commercial impact of CRO activity
- Present test results and recommendations to senior leadership
- Build business cases for future CRO investment and resources
- Work with finance and analytics teams on revenue attribution and reporting
Personalisation & Innovation
- Develop personalisation strategies using customer and behavioural data
- Identify opportunities to scale successful tests through automation
- Explore AI and new optimisation technologies to improve performance
Leadership
- Promote a strong testing and data‑driven culture
- Encourage best practice across ecommerce and digital teams
- Manage priorities across multiple markets and projects
What We’re Looking For
Experience & Skills
- Strong experience in CRO, experimentation or ecommerce optimisation
- Proven success running A/B testing programmes at scale
- Experience with tools such as Optimizely, VWO, AB Tasty or Dynamic Yield
- Strong knowledge of analytics platforms like GA4 or Adobe Analytics
- Experience working with UX, development and marketing teams
- Comfortable managing vendors and third‑party tools
- Experience with personalisation and audience segmentation is a plus
- Global or multi‑market ecommerce experience preferred
What’s in it for me?
Career Development
- Access bespoke development programmes that have been designed and developed by our in‑house L&D team.
- Develop your expertise through our upskilling programme that is delivered in partnership with an industry‑leading training provider.
Enhanced Leave
- 25 days annual leave plus bank holidays.
- Don’t want to work on your birthday? We don’t either! Enjoy your day off on us.
- Enhanced maternity and paternity pay, depending on length of service.
- Up to 10 days compassionate leave.
- Buy back up to 3 days each year.
- Unlock 2 days volunteer leave after 12 months.
Wellbeing Support
- Access face‑to‑face and virtual appointments with our in‑house GP.
- Access our 24/7 Employee Assistance Programme (EAP), which is provided by Bupa.
- State‑of‑the‑art on‑site gym.
- Access to our on‑site physio.
Other Perks
- Save up to 12% on the cost of personal tech through our salary sacrifice scheme.
- Subsidised bus pass from Manchester City Centre to our ICON office.
- Up to 50% staff discount on THG brands.
- On‑site staff shop.
- Access to on‑site barber.
- Know someone who would be perfect for THG? Refer them and get up to £1,000 when they pass their probation.
- Anniversary gifts when you hit 5 and 10 years of service.
- We are an equal opportunities employer.
- THG is proud to be a Disability Confident Committed employer.
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