Experimentation (CRO) Manager

London, UK (Hybrid)

Salary Not AvailableSenior Level3+ years expFull time

Posted 2 weeks ago

Job Summary

Own and drive client CRO programs from strategy through execution, mentoring a small team, and translating findings into actionable recommendations.

  • Create and run experimentation plans for client projects.
  • Manage client relationships and project documentation.
  • Analyze journeys and platform data to identify conversion barriers and inform testing.

Job Description

Responsibilities

  • Developing and executing experimentation strategies for our clients.
  • Building strong relationships with clients, serving as one of the points of contact for client projects, including ongoing program management and maintenance of key project documentation.
  • Analysing on-site user journeys and identifying barriers to conversion using tools like GA4, Contentsquare, Hotjar and user research.
  • Oversee the design, implementation, and analysis of tests using platforms like AB Tasty, VWO, or Webtrends Optimize.
  • Monitor live experiments, conduct post-test analysis, and provide actionable insights to improve website performance.
  • Work closely with clients to communicate findings, align on strategy, and support the implementation of recommendations.
  • Manage and mentor a small team of analysts, CRO specialists or developers, fostering professional growth and ensuring best practices are followed.
  • Stay up to date with industry trends, emerging CRO technologies, and best practices to continually refine our methodologies.

Requirements

  • At least 3-4 years’ experience in a CRO, digital analytics, or experimentation role.
  • Hands-on experience with CRO tools such as Optimizely, AB Tasty, Google Optimize, or similar.
  • Solid understanding of paid media channels including paid search, social and other biddable medias
  • Experience using GA4 and other analytics platforms to extract insights and inform testing strategies.
  • Knowledge of UX principles, user psychology, and website performance optimisation.
  • Ability to manage multiple projects, work independently, and collaborate with cross-functional teams.
  • Excellent communication skills and the ability to translate complex data into clear, actionable recommendations.
  • A background in analytics or web development is a plus

Benefits

  • Salary of up to £50k per year plus generous pension scheme (4% from you and 4% from us, 8% in total), with increasing contributions after 1 and 2 years so long as you match it
  • 25 days holiday per year plus office closing over Christmas (typically another two days)
  • Two days volunteering a year
  • Work from anywhere for up to four weeks a year
  • Strengthen your physical and mental well-being through our partnership with OpenUp giving you access to personalised support from certified psychologists and lifestyle experts.
  • A hybrid working approach, we have an office in Shoreditch and will help get you set-up with a home office set-up to suit you
  • Fantastic socials with more to come. Over the years we raced virtual F1 cars, played golf, baked cakes, done city mazes, virtual clay pigeon shooting, went out on a track day, Taskmaster events, introduced Kubb to the team and have more exciting things planned for the rest of the year and into 2027
  • Corporate ClassPass membership, offering a free quote of tokens to use against exercise classes and, gym, wellness and beauty venues
  • Plenty of opportunities for development and growth. We have always found the more rewarding approach to scaling the team is through developing the people we have, whether the person is securing their first job or more experienced heads. We want to support you in your career goals because if you’re happy and successful, we’ll be happy and successful
  • What else do YOU want? You’ll directly shape the benefits we offer as we start to scale – whether that’s birthday days off, how we contribute to a better society or your view on biscuits. They’re a topic of hot debate right now.
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Hookflash

We're Hookflash. We are an award-winning digital optimisation agency, helping our clients get the most from their website through analytics, SEO and Conversion Rate Optimisation (CRO).Our founders have over 35 years combined experience in the field and we are focused on helping you unlock digital growth. We help you to answer thorny questions about tagging and consent, and build Google Analytics or Adobe Analytics implementations that are trustworthy, comprehensive and future-proof. We work with server-side specialists like Addingwell, Elevar and Stape, and tagging compliance tools like Observepoint to help ensure your set-up is as good as possible. And we help connect web analytics data with other sources, using Google Cloud and BigQuery to build single sources of truth and foundations for dashboards.We use data from these tools. alongside behaviour analytics tools like Contentsquare, Hotjar and Clarity, user interviews, surveys and any other customer data we can look at, to build data-driven CRO and personalisation programs. We see win rates of +40%, and are proud that our data-based hypothesis consistently outperform industry averages.We also run exceptional SEO and GEO programs, helping our clients improve the results they get from traditional search results, and AI search/LLMs alike. We deliver insights across Content, Technical, Local and AI SEO - all underpinned by exec-level reporting.Our aim is to help drive action, based on data, and increase revenue for businesses through better understanding customers and how they react to media, CRM, app and website experiences.We are determined to build the best place to work in digital optimisation. A place where time is not just set aside but actively encouraged, to focus on innovation, learning and development. We're looking to eradicate Sunday Blues from our teams vocabulary.If you need a dedicated ongoing team, require a hand for a specific project or just need some guidance, we'd love to speak to you.

Founded in 2023
London, England, GBR
28 employees (10 in marketing)

Marketing Team

Marketing Team Size
10 (36% of company)
Marketing Roles Posted (Last 30 Days)
1

Traffic Signals

Monthly Visitors
5.4K
Traffic Source Mix
Search
41.1%
Direct
44%
Referral
8.6%
Social
4.7%
Paid
1.3%

Headcount Trend

Current headcount: ~29
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Experimentation (CRO) Manager

Hookflash · London, UK · Hybrid