VodafoneThree

VodafoneThree

VodafoneThree - Digital CRO Specialist

Newbury, West Berkshire, UK (Hybrid)

Salary Not AvailableMid LevelFull time

Posted 2 months ago

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Job Summary

Own the end-to-end CRO test-delivery pipeline, ensuring accurate execution, measurement, and collaboration across UX, Design, Product, and Engineering to repeatedly improve experiment impact.

CRO Execution: Build test-ready variants and ensure QA approvals across platforms.
Collaboration & Enablement: Align with UX/Design/Product/Engineering to shape tests and educate teams on best practices.
Measurement & Governance: Monitor in-flight experiments, preserve data integrity, and maintain documentation for requirements and results.

Job Description

Responsibilities

Build and deliver test-ready CRO experiments across CRO platforms with QA.
Collaborate with UX, Design, Product, and Engineering to shape test variants.
Ensure rigorous QA approvals and correct audiences, triggers, and measurement rules.
Utilise HTML, CSS and Javascript to execute error free CRO experiments ensuring correct audiences, code, triggers, targeting and measurement rules.
Monitor in-flight experiments for sample integrity and validity.
Maintain technical aspects of documentation and ticket including requirements, test logs and results repositories.
Contribute to a culture of experimentation, encouraging continuous improvement and helping educate teams on best practice.
Train, guide and support Engineering Devs on CRO best practice.
Collaborate with both technical and non-technical stakeholders to ensure effective and error free delivery of tests and tracking.

Requirements

Experienced in digital optimization through CRO programmes.
Familiarity with CRO and experimentation tools (e.g., Optimizely, Adobe Target, Google Optimize, Launch Darkly) — hands‑on experience highly desirable.
Hands‑on experience with HTML, CSS, Javascript and feature flags to execute best practice error free end-to-end front and full stack CRO activities.
Basic understanding of statistical significance and key digital performance metrics.
Comfortable collaborating with UX, Design and Engineering teams to shape and build test variants.
Strong attention to detail with the ability to manage multiple small experiments simultaneously.
Good written and verbal communication skills, able to work with engineers and non-technical collegues
Strong organisational skills with a proactive, curious mindset and willingness to learn more advanced CRO techniques.

Benefits

great pay, bonuses
up to 28 days off plus bank holidays
paid time for charity work
personalise our benefits for you and your family, like discounts, vouchers, a pension plan and loads more
learning tools
top-notch parental leave policies

VodafoneThree exists to connect people. As a British business with a global outlook, we want our customers to have connectivity that isn't comprised by where they live or what they do. After all, when we're better connected, we're more effective – as individuals, businesses and communities. Connectivity is at the heart of everything we do. That’s why we’re investing £11 billion to create the UK’s best network, reaching 99% 5G Standalone population coverage by 2030 and 99.96% by 2034.With a combined 28.8 million mobile customers, we're committed to delivering faster, more reliable connections across cities, towns and rural communities.

Founded in 2025

2.2K employees (175 in marketing)

www.vodafonethree.com