Platform Engineer – TalkTalk
This role is offered on a 12 month FTC.
As a Platform Engineer at TalkTalk, you’ll be at the heart of our Azure-based data platform, building and maintaining the infrastructure, tooling, and automation that underpin our Databricks Lakehouse and data services. You’ll enable our engineers and analysts to deliver reliable, secure, and high-quality data products at scale.
The Team
The Data Engineering team is positioned in the Delivery business unit of the IT function within the Data & Automation department, sitting alongside the Report Engineering, Data Governance, Data Migrations and Automation teams. Data Engineering is a blend of Data Engineers and QA Engineers renowned for forward thinking and trail blazing. It’s a challenging area that offers excellent growth opportunities and rewarding experience.
Role Expectations
* Design, build, and maintain Azure infrastructure with Terraform (IaC) as the single source of truth.
* Develop and optimise CI/CD pipelines in Azure DevOps to automate deployment of workspaces, Unity Catalog, networking, and security.
* Work with Databricks (Spark/Scala, PySpark) to support ingestion frameworks, data processing, and platform-level libraries.
* Implement secure connectivity (VNET injection, Private Link, firewall, DNS, RBAC).
* Monitor, troubleshoot, and optimise platform reliability and performance.
* Partner with architects, engineers, and product teams to enforce best practices in governance, security, and automation.
* Document infrastructure, processes, and standards for wider engineering adoption.
Must Have
* Proven expertise with Microsoft Azure (networking, security, storage, compute).
* Strong proficiency in Databricks with hands‑on Scala (Spark) and PySpark.
* Deep experience with Terraform for Azure resource deployment and governance.
* Hands‑on with Azure DevOps pipelines (YAML, agents, service connections).
* Understanding of Azure Active Directory / Entra ID, RBAC, and service principals.
* Familiarity with monitoring and logging in Azure (Log Analytics, Monitor, Application Insights).
* Excellent problem‑solving and collaboration skills.
* Experience in large‑scale enterprise environments and agile delivery.
What We Offer
* Flexible hybrid working – with a minimum of 50% office presence to support teamwork and connection
* Collaborative office spaces designed for creative thinking and innovation
* Generous holiday package – 25 days annual leave, 3 wellbeing days, and your birthday off (plus the option to buy up to 10 more days!)
* Private healthcare for all employees
* Competitive pension scheme and performance‑related bonus opportunities
* Free broadband for all employees
* Life event gifts – celebrating milestones like marriages and births
* Inclusive employee networks – open to all, supporting peer connection and thought‑provoking conversations
* Salary sacrifice scheme – save on dental, gym, and more
* Big retail and leisure discounts
* 3 paid volunteering days a year – because making a difference matters to us too
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