Data Lake Developer

Job location:
Cornwall, United Kingdom
Created moment:
May 24, 2022
Job reference:
REQ - 05807

The Company

The world leader in mineral-based specialty solutions for industry, with over 16,000 employees and over 200 sites worldwide, Imerys delivers high value-added, functional solutions to diversified set of industrial sectors, from processing industries to consumer goods. The Group draws on its knowledge of applications, technological expertise and its material science know-how to deliver solutions based on beneficiation of its mineral resources, synthetic minerals and formulations. These contribute essential properties to customers’ products and performance, including refractoriness, hardness, conductivity, opacity, durability, purity, lightness, filtration, absorption and repellency. Imerys is determined to develop responsibly, in particular by fostering the emergence of environmentally-friendly products and processes.

If you want to grow your skills and develop your career, find out more at

The Position

Data Lake Developer

Job Summary

Data Lake Developer

Global IT Hub - PMC

Imerys is a world leader in creating specialty solutions that improve everyday life through minerals. Our success is built on our people, and creating an environment where our 17,500 employees around the globe can thrive. We passionately believe that our teams are at their best when they have the opportunity to learn, collaborate and find new ways to solve our customers’ challenges, no matter what part of the business they are in.

Early 2018, Imerys launched an ambitious internal transformation programme to foster efficiency within the group: MAKE IT #1. MAKE IT#1. Group wide digital transformation is reshaping Imerys Digital landscape, encompassing 5 pillars: a set of common language and processes, a global ERP Core Model S4/Hana based, a common collaboration platform (GNOC, GSOC, unified WAN) and a common unified IT organisation. MAKE IT #1 aims at implementing common IT Tools for our business units / divisions. In order to enable seamless development and roll out of these new tools, Imerys IT is also moving from IT division centric organisation to a more integrated IT with robust regional IT platform. 

This position is part of the Data & Integration department in the Data Engineering & Analytics team. The BI Data Lake Developer covers any topics related to Data Lake (projects and existing applications) : orchestrate the Big data platform and build the assets of the Data Lake in interfacing with the various business branches and the technical teams of the group. Part of the team, the BI Data Lake Developer helps to maintain our legacy BI landscape.

Job Scope 

  • Projects :  50 projects per year, including 5 major;

  • Geographical scope: Global;

  • Number of sites 240+;

  • Data Engineering & Analytics global team members.

Key Tasks and Responsibilities:

As Data Lake Developer:

  • Design and build data lake solutions. Identify and propose improvements (data scope in the data platform, data feeds simplification, data platform enrichment) from an end-user perspective;

  • Formalise, assess and optimise, with business representatives from Business areas and functions, the system solutions to support processes. Advise and support business and manager requests for changes around the data lake platform;

  • Maintain existing data lake and BI applications;

  • Ensure compliance with best practices and the validity of the architecture of our information systems. Ensure the governance of its topics and monitor the performance of the change management of systems and actions;

  • Interact with Infrastructure teams to ensure the effective performance of the application portfolio;

  • Work closely with the IT BPs to organise, follow-up and contribute to appraise business demands, propose solutions and engage with IT teams for seamless implementation;

  • Coordinate with all IT teams necessary with actions to simplify, automate and make the technology landscape more sustainable (replacing non secure tools, for example);

  • Promote the Data Platform of the group;

  • Assist Project Managers with their projects when needed;

  • Ensure a technology watch on relevant domain(s).


Education, Experience & Skills Required:

● Essential

  • Bachelor’s or Master’s Degree in Computer Science, Information Systems, or Engineering;

  • 2 years minimum of practical experience in projects with Data Lake Platform;

  • Experience implementing, migrating, managing BI and Data lake applications (ETL included);

  • Fluent English speaker;

  • Python development language.


  • Knowledge and experience with AWS Applications;

  • Knowledge of SAP Data Services;

  • Knowledge of reporting tools (SAP Analytics Cloud);

  • Knowledge of Imerys internal organisation;

  • Experience of working within a culturally diverse global company;

  • Conversant in French or another European language would be advantageous.

To apply please go to, go to the Talent tab, select See all Job openings, find the vacancy and click the ‘Apply’ button.

The closing date for applications is 14th June 2022

Applicants must hold the right to work in the UK.

We will only contact shortlisted candidates.

Position Type

Full time



Only technical issues will be monitored through the below inbox:


To ensure fairness and legal compliance in our recruitment processes, only applications received through the online application process will be considered. 

IMERYS is an Affirmative Action and Equal Opportunity Employer and it is our policy to not discriminate against any employee or applicant for employment because of race, color, religion, sex, national origin, age, marital status, sexual orientation, gender identity, genetic information, disability, veteran status, or any other status protected by federal, state or local laws.