Master Data Management (MDM) Manager in City of Westminster

At Informa, no two days and no two people are the same, and you\'ll find the freedom, opportunity and support of a fantastic community to make a real impact.

We’re an international business that connects specialists with knowledge, helping them to learn more, know more and do more through live and on demand events, digital and data-driven services and academic research.

We are home to over 10,000 colleagues across 30 countries and are a member of the UK’s FTSE 100 group of leading public companies. We’re thrilled to have earned the #3 spot in Glassdoor\'s Best Places to Work 2025 UK list, a recognition based solely on reviews by those who know us best - our current and previous colleagues.

In Global Support, we provide expert guidance and hands-on support to the Informa Group and Informa’s many business teams. Across tech, finance, legal, corporate development, HR, communications, operations and many other areas, we work collaboratively and flexibly to help our brands serve their customers and help the company succeed.

Job Description

This role is based in our 5 Howick Place office.

The Master Data Management Manager will join the Commercial Data Governance Team, reporting to the Head of Data Governance. This role will manage the design, implementation, and continuous improvement of master data management (MDM) capabilities across Informa’s commercial data domains, including Customer and Product.

The MDM Manager will play a central role in establishing clear ownership, golden record definitions, data mastering workflows, and MDM standards to ensure consistency, accuracy, and usability of master data across platforms and brands. The role requires strong cross-functional collaboration across commercial, marketing, technology, and data teams to enable One Informa’s strategic vision of unified data.

The Informa Commercial Data Governance Team (CDGT) is responsible for establishing and enforcing governance across key commercial data assets. The MDM Lead will ensure that master data underpins trustworthy analytics, customer engagement, campaign performance, and commercial growth.

Key partnerships

The role will work closely with:

• IIRIS (Customer 360 platform)
• Customer and Event Technology teams (Customer Technology)
• Group Privacy and Information Security
• Marketing, Sales, and Product teams across Informa Connect, Markets and Festivals
• Data Stewards and Data Owners in each commercial brand or division

Key Areas of Responsibility

1. Lead MDM strategy and execution

• Define and execute the roadmap for MDM implementation across prioritized data domains such as Customer and Product domains.
• Champion the creation of a “single source of truth” by identifying golden record rules and resolving duplication across platforms.
• Evaluate the best MDM methodology for implementing Master Data across all platforms
• Align MDM practices to the data governance framework owned by the Head of Data Governance.
• Collaborate with technology teams to implement mastering rules, deduplication logic, and synchronization between platforms (e.g., CRM, CDP, PIM).
• Support integration of MDM capabilities into downstream systems and data products.

3. Support governance programs

• Contribute to strategic programs including:
  • Data Guardian Program (Enterprise data quality & Stewardship)
  • Commercial Data Discovery & Mapping
  • M&A Master Data Integration
  • Product Catalog Standardization
  • Customer Identity Resolution
  • Consent / Preference Management Projects

4. Ensure documentation and oversight

• Maintain master data definitions, glossaries, lineage documentation, and governance records.
• Report on data mastering health, exceptions, and improvement initiatives.

Qualifications

• Proven experience in Master Data Management and Enterprise Data Governance.
• Experience with Customer or Product data in a B2B commercial, marketing, or sales environment.
• Hands-on experience implementing or operating within MDM platforms or mastering tools (e.g., Informatica MDM, Reltio, Semarchy, etc.)
• Familiarity with commercial data platforms like CRM, CDP, ERP, PIM, or Sales Enablement tools.
• Ability to design and implement scalable MDM processes, with attention to ownership, stewardship, and control.
• Strong analytical and stakeholder engagement skills, with ability to navigate complex requirements across business and technical teams.
• Excellent documentation, communication, and process improvement capabilities.

Additional Information

We believe that great things happen when people connect face-to-face. That\'s why we work in-person with each other, or with customers and partners, three days a week or more. When you’re not spending time together in one of our offices or other workplaces – like at an Informa event – you get the flexibility and support to work from home or remotely.

We work hard to make sure Life at Informa is rewarding, supportive and enjoyable for everyone. Here’s some of what you can expect when you join us. But don’t just take our word for it – see what our colleagues have to say at LifeAt.Informa.com

Our benefits include:

• Great community: a welcoming culture with in-person and online social events, our fantastic Walk the World charity day and active diversity and inclusion networks
• Broader impact: take up to four days per year to volunteer, with charity match funding available too
• Career opportunity: the opportunity to develop your career with bespoke training and learning, mentoring platforms and on-demand access to thousands of courses on LinkedIn Learning. When it’s time for the next step, we encourage and support internal job moves
• Time out: 25 days annual leave, rising to 27 days after two years, plus a birthday leave day and the chance to work from (almost!) anywhere for up to four weeks a year
• A flexible range of personal benefits to choose from, plus company funded private medical cover
• A ShareMatch scheme that allows you to become an Informa shareholder with free matching shares
• Strong wellbeing support through EAP assistance, mental health first aiders, a healthy living subsidy, access to health apps and more
• Recognition for great work, with global awards and kudos programmes
• As an international company, the chance to collaborate with teams around the world

We’re not solely focused on a checklist of skills. We champion energy and ambition and look for colleagues who will roll their sleeves up, join in and help make things happen. If it sounds like a match and you have most – although not all – of the skills and experience listed, we welcome your application.

If you would like to request reasonable adjustments or accommodationsto assist your participation in the hiring process and, or in the advertised position, please inform the appropriate Talent Acquisition Partner for the role once they have been in touch. Your request will be reviewed and considered in confidence. At Informa, you\'ll find inclusive experiences and environments where all perspectives and backgrounds are welcomed. As part of this approach and our diversity and inclusion commitments, we are also formally an Equal Opportunities Employer. This means we base decisions on relevant qualifications and merit and do not discriminate on the basis of key characteristics and statuses, including all of those protected by law. Ask us or see our website for full information.

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