Lead Implementation Analyst

This role offers a competitive salary, hybrid working, 28 days holiday a year plus Bank Holidays and 11% pension after one year of service.

Salary £50,000 – £56,000 per annum (based on experience)

About the role

We\’re looking for a Lead Implementation Analyst to take ownership of our digital data collection strategy, ensuring we have accurate, scalable, and privacy-compliant tracking across all our websites and digital platforms. You\’ll be the technical lead for implementation, overseeing tag management, dataLayer architecture, and cookie consent frameworks that underpin all of our analytics, personalisation, and digital performance reporting.

This role sits at the heart of our growing Business Intelligence function, working closely with digital product squads, developers, testers, and analysts. You\’ll champion the quality and consistency of tracking across platforms, helping the organisation unlock deeper insights into user behaviour, customer journeys, and campaign performance.

Key responsibilities include:

• Lead the design, governance, and execution of web and app tracking implementation, including dataLayer architecture and event tagging strategy.
• Manage and maintain our Tag Management System (Google Tag Manager), ensuring a clean, auditable, and scalable tagging setup.
• Own and implement our cookie consent compliance strategy, ensuring all tags respect user consent preferences.
• Define tracking requirements in partnership with stakeholders from product, content, marketing, and UX teams.
• Act as the technical lead for tag implementation during product development cycles, working closely with developers and testers in Agile squads.
• Monitor and ensure the health of our data collection infrastructure — including error checking, performance impact, and privacy compliance.
• Provide implementation QA and UAT support for releases affecting tagging or analytics.
• Mentor junior analysts and build best practices around digital data collection across the organisation.
• Collaborate with analytics, experimentation, and data platform teams to ensure tagging supports broader business needs.

About you:

You\’ll be a technically capable and detail-oriented digital analyst or developer with a deep understanding of data collection, digital measurement, and tag management systems. You enjoy working cross-functionally and can bridge the gap between technical implementation and business requirements.

You should bring:

• Strong hands-on experience with Google Tag Manager, Google Analytics (GA4), and event tagging frameworks
• Proficiency in JavaScript and browser debugging tools
• A good understanding of cookie consent laws and experience implementing consent logic in tagging environments
• Experience working in Agile squads or product development environments
• A passion for clean, reliable data and the ability to proactively identify and resolve implementation issues
• Strong communication and stakeholder engagement skills
• Experience mentoring or supporting more junior team members

If you\’re excited about shaping how data is collected and used across a digital business, we\’d love to hear from you.

We also have these benefits for you to consider:

35 hour working week

• Generous 28 days holiday a year plus Bank Holidays & Option to buy additional days*
• Excellent pension scheme – when you pay in 3%,Which? paysin 6% (rising to 11% after one year of service.)
• Discount site Pluxee which offers large %% off every day shopping and holidays
• Annual Award (depending on employee and company performance)
• Healthcare insurance & Private medical insurance and opportunity to participate in Vitality rewards programme (at 6 months)
• A discretionary death in service benefit provision equivalent to six times your annual salary
• Free access to Which? member content and free access to Which? money and legal helplines
• Work from (almost) anywhere” for 4 weeks of the year policy

Our interview process usually involves 2 stages:

a 30 minute screening call with the hiring manager. Followed by a structured google meet interview of approx 60 minutes

We promote a great work-life balance (all our roles are now hybrid), offering flexible working options in addition to a full time working week (35 hours) e.g. part time or job shares where possible. If you wish to discuss any of these options, please contact the Resourcing team at resourcing@which.co.uk

Which? is the UK\’s consumer champion, here to make life simpler, fairer and safer for everyone. Read all about us on ourwebsite.

At Which? we value diversity and we\’re committed to creating an inclusive culture where everyone is able to be themselves and to reach their full potential. We are proud that we are in the ‘Top 25 Inclusive Employers\’ List and currently ranking 3rd.

We want to receive applications from everyone. We believe that a diverse workforce helps us to understand and create a positive impact for consumers.

As a Disability Confident Leader, we ensure that everyone can apply and be part of our recruitment processes and so we\’ll make reasonable adjustments if you need them – just let us know when you apply. If you need assistance with applying (i.e., would like to apply by phone or post), email recruitment@which.co.uk. Find out more about the Disability Confident Interview Schemehere.

Please note you must meet the essential criteria listed within the Role Profile, to have your application reviewed and we reserve the right to withdraw this advert at any given time due to the number of applications received.

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