TEKsystems
Data Warehouse Modernisation Architect
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Data Warehouse / Data Modernisation Architect x2 - UK - Remote- Inside IR35
Must have financial services regulation risk background.
Job Description – Data Warehouse Modernisation Architect
We are seeking an experienced data modernisation architect to support Legacy Data Exit programme.
- Lead complex legacy data warehouse migration and decommissioning initiatives.
- Analyse legacy data usage, dependencies, and consumption patterns across business and technology functions.
- Define and execute migration strategies, including data validation, reconciliation, and cutover planning.
- Manage parallel runs, live proving, and production readiness activities to ensure a seamless transition.
- Collaborate with business, data, architecture, operations, and risk stakeholders to drive delivery outcomes.
- Provide strong client-facing leadership, communicating effectively with senior executives and programme sponsors.
- Facilitate decision-making across diverse stakeholder groups and manage competing priorities.
- Work closely with engineering teams to ensure robust migration execution and governance.
Essential:
- Data Warehouse Architecture
- Data Modernisation Architecture
- Modern Data Platforms skills
- Demonstrable capability of previously migrating from legacy environments to modern data environments.
- HLD/LLD
- Reviewing Code Capability
- Stakeholder Management skills
- Team Player
- Financial Services Industry background is essential
- Financial services risk/regulation change background is essential
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Nice to have as will be working in the following technology;
- Databricks
- Snowflake
- AWS
Job Title: Data Warehouse Modernisation Architect
Location: London, UK
Job Type: Contract
Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT, United Kingdom. No. 2876353. Allegis Group Limited operates as an Employment Business and Employment Agency as set out in the Conduct of Employment Agencies and Employment Businesses Regulations 2003. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at https://www.allegisgroup.com/en-gb/privacy-notices.
To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to https://www.allegisgroup.com/en-gb/privacy-notices.
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We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at https://www.allegisgroup.com/en-gb/privacy-notices for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield.
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