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Master Data Controller and Key User

Mars


Job Location:

London - UK

Yearly Salary: GBP 39500 - 49500
Posted: 5 September 2026 (11 hours ago)
Application Deadline: 3 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Description:

Master DataController &Key User

UK-Castle Cary-Hybrid working

Europe (France Germany Netherlands Belgium Poland Spain Italy)

UK39.500- 49.500Dependent on experience
Performance Bonus & Exceptional Benefits

37.5 Hrs per week Mon Fri

FixedTerm Contract 12 Months

Why Join Us

We care about the world and your future. Mars offers competitive compensation and benefits along with some greatperks like fun freebies and best-in-class development. As a Mars Associate you have our ongoing commitment to your growth and development as you work across our world-famous brands. The world we want tomorrow starts with how we do business today andwerehere to support you every step of theway.

The Role

Royal Caninis embarking on a major business transformation programme introducingnew technology standardised processes enhanced data and analytics and dedicated change management to support future growth.

As part of the first implementation wave in 2027 the European Key Accounts (EKA) team is seeking a Master Data Controller & ERP Key User to provide critical operational support during the transition.

This role combines responsibility formaintainingaccurateend-to-end master data across major European customers with acting as the key user for the Microsoft Dynamics Navision ERP system. Working with pan-European stakeholders in a fast-paced entrepreneurial environment you will support daily operations drive system improvements lead technical projects and play a key role in ensuring business continuity throughout the transformation journey.

Whatsin it for you

  • Career growth opportunitieswith structured development & Mars University

  • Private healthcare equal parental leave

  • Generous pension(up to 9% contribution)

  • Life assurance(4x salary)

  • Gym membership& wellbeing support

  • Annual leave startingat 24 days rising to 32 with service

WhatWereLooking For

  • Experience in a Supply Chain Logistics Master Data or Operations role ideally within an FMCG environment.

  • Hands-on experience working with ERP systems preferably as a Key User or Super User (Navision SAP Oracle or similar).

  • Strong understanding of master data management including product data GTINs GS1 standards and data governance principles.

  • Knowledge of EDI processes and system integrations with the ability to diagnose and resolve data and transaction issues.

  • Experience supporting system testing upgrades and User Acceptance Testing (UAT) activities.

  • Advanced Microsoft Excel skills with strong analytical capabilities and excellent attention to detail.

  • Fluent English (written and verbal) is essential; French language skills would beadvantageous.

Key Responsibilities

  • Maintainaccurateand aligned masterdata across customer and internal systems ensuring uninterrupted order processing and supply chain operations.

  • Collaborate with key European customersto manage product catalogues pricinglogisticsparameters and promotional data.

  • Lead master data activities for new product launches product changes and lifecycle management to ensure seamless market introduction.

  • Act as the Navision ERP Key Userproviding first-line support troubleshooting system issues and driving continuous system improvement.

  • Manage EDI integrations and system interfaces resolving data transmission issues and ensuring effective communication with customers and partners.

  • Coordinate system testing upgrades and enhancementprojects whilerepresentingthe business within the European ERP Key User community.

What You Can Expect from Mars

  • Work alongside 130000 Associates worldwide guided by our Five Principles

  • Be part of a purpose-driven companyshaping the world we want tomorrow

  • Access world-classtraining & development from day one

  • Join a company withan industry-leading salary and benefits package


About Company

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