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Posted 21 July, 2026

Snowflake (Cortex) Platform Engineer - Insurance

Robert Walters
London, ENG, GB Full Time

Job Description

Join a leading global investment management firm undergoing a major data transformation. You'll take ownership of a business-critical Snowflake platform (Cortex), ensuring it remains secure, scalable, high-performing, and well-governed across the organisation.

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Join a leading global investment management firm undergoing a major data transformation. You'll take ownership of a business-critical Snowflake platform, ensuring it remains secure, scalable, high-performing, and well-governed across the organisation.Key Responsibilities

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  • Own Snowflake platform administration, performance, and cost optimisation.
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  • Manage RBAC, access controls, SSO integrations, and security policies.
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  • Implement data masking, row-level security, audit logging, and network controls.
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  • Deliver platform upgrades, new feature adoption, and Terraform-based deployments.
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  • Partner with Data Engineering, Security, and Cloud teams to drive best practices and continuous improvement.
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  • Act as the Snowflake SME for platform operations, governance, and architecture.
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Essential Skills

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  • Strong enterprise Snowflake administration experience.
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  • Cortex AI
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  • Expertise in Snowflake security, RBAC, governance, and access management.
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  • Experience with warehouse management, performance tuning, and cost optimisation.
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  • Strong SQL skills and knowledge of Account Usage and Information Schema.
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  • Terraform (or similar Infrastructure-as-Code tooling).
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  • Cloud platform, networking, and identity management experience (e.g. Okta, Azure AD).
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  • Available to start within 1 month (maximum notice period).
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Highly Desirable

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  • SnowPro certification.
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  • Snowpark, Dynamic Tables, Data Sharing, or Clean Rooms.
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  • Python automation.
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  • dbt, Fivetran, Matillion, Alation, or Collibra.
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  • Experience within regulated environments.
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Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates