Data Engineer

Date live

10/08/2026

Business Area

Chief Technology Office

Area of Expertise

Technology

Contract

Permanent

Reference Code

JR-0000131242

Join us as a Data Engineer at Barclays, responsible for supporting the successful delivery of Location Strategy projects to plan, budget, agreed quality and governance standards. You'll spearhead the evolution of our digital landscape, driving innovation and excellence. You will harness cutting-edge technology to revolutionize our digital offerings, ensuring unparalleled customer experiences.

Senior Qlik Administrator / Designer Responsibilities

Qlik Platform Administration & Support

Install, configure, administer, and maintain Qlik Sense and QlikView environments, including single-node and multi-node deployments.

Manage platform upgrades, migrations, patching, and lifecycle management of QlikView and Qlik Sense environments.

Monitor server health, capacity, CPU utilization, memory consumption, and overall platform performance.

Administer Qlik Management Console (QMC), user access, security rules, streams, licenses, tasks, and triggers.

Troubleshoot and resolve platform issues related to application performance, data reload failures, security, access management, and system stability.

Maintain server logs, platform backups, disaster recovery processes, and operational documentation.

Synchronize content, applications, and users across Qlik environments.

Collaborate with infrastructure and security teams to establish and maintain user management and security policies.

Ensure platform availability, operational stability, and compliance with enterprise standards.

Qlik Application Development & Dashboard Design

Design, develop, and maintain enterprise-grade dashboards, reports, and analytical applications using QlikView and Qlik Sense.

Work closely with business stakeholders to gather requirements and translate them into scalable analytics solutions.

Develop optimized data models, ETL scripts, and reusable reporting frameworks.

Create interactive visualizations, KPIs, scorecards, and executive dashboards to support decision-making.

Perform application tuning and optimization to improve dashboard performance and user experience.

Support application releases, migrations, and production deployments.

Data Integration & Snowflake Administration

Integrate Qlik applications with various enterprise data sources, including Snowflake, AWS S3, Oracle, SQL Server, MongoDB, and other databases.

Manage bulk data loading and unloading activities using Snowflake COPY commands.

Handle structured and semi-structured data formats such as JSON, CSV, ORC, and PARQUET.

Develop and manage Snowpipe for continuous data ingestion from AWS S3.

Create and maintain Snowflake stored procedures, cloning strategies, and data transformation processes.

Utilize Snowflake capabilities such as COPY, LIST, PUT, GET, FLATTEN, and zero-copy cloning.

Support data warehouse optimization and data integration initiatives across multiple source systems.

Service Management & Stakeholder Engagement

Support mission-critical BI platforms and ensure availability of reporting services for global business users.

Manage day-to-day platform operations, incidents, service requests, problems, and change activities.

Coordinate with development teams, vendor partners, infrastructure teams, and business stakeholders for onboarding, migration, releases, and platform enhancements.

Conduct root cause analysis and implement permanent fixes for recurring issues.

Participate in incident triage and support major incident management activities.

Drive operational automation and continuous service improvement initiatives.

Ensure adherence to enterprise governance, security, DevOps, and Agile delivery standards.

Mandatory Skills

Qlik Technologies

Strong experience in QlikView and Qlik Sense Administration and Development.

Hands-on expertise in installation, configuration, migration, upgrade, and support of Qlik environments.

Experience administering QMC, security rules, task scheduling, streams, licenses, and user access management.

Strong experience in dashboard development, data modeling, and Qlik scripting.

Data & Database Technologies

Experience working with Snowflake Data Warehouse.

Strong understanding of AWS S3 integration with Snowflake and Qlik platforms.

Hands-on experience handling JSON, CSV, PARQUET, and ORC data formats.

Strong SQL and PL/SQL skills.

Experience working with Oracle, SQL Server, MongoDB, and other relational/non-relational databases.

Infrastructure & Platform Skills

Good understanding of Windows Server environments and platform administration.

Strong networking fundamentals including SSL Certificates, Load Balancers, DNS, IP routing, and security concepts.

Experience with Linux/Unix operating systems.

Familiarity with enterprise scheduler tools such as Tivoli, Autosys, or equivalent.

Understanding of CI/CD pipelines, deployment automation, and DevOps practices.

Service Management

Experience supporting enterprise BI platforms in production environments.

Strong troubleshooting and incident management experience.

Knowledge of ITIL processes including Incident, Problem, Change, and Event Management.

Excellent communication, stakeholder management, and documentation skills.

Desirable Skills

Experience with Qlik NPrinting administration and report distribution.

Experience supporting SAP BusinessObjects (BO) and Tableau platforms.

Knowledge of Qlik Cloud / Qlik Sense SaaS environments.

Experience with AWS cloud services and cloud-native data architectures.

Familiarity with Infrastructure as Code (IaC) and automation scripting using PowerShell, Python, or Shell scripting.

Exposure to Agile, Lean Control Frameworks, and DevOps operating models.

Experience working in large-scale enterprise environments supporting global business users.

Relevant certifications in Qlik, Snowflake, AWS, or Data Engineering technologies.

Preferred Experien