Data Security Lead

Overview
We are supporting a Tier One Bank on a major Data Security Programme, seeking a highly capable Technology Lead to operate at the intersection of Data Engineering and Cyber Security.

This is a critical role acting as the technical bridge between both functions-ensuring alignment, clarity, and high-quality delivery across complex, data-driven security initiatives.

You will combine hands-on technical depth with strong stakeholder engagement, providing oversight, challenge, and direction to ensure solutions are both secure by design and data-driven by default.

Key Responsibilities

• Act as the technical liaison between Data Engineering and Cyber Security teams
• Provide end-to-end technical oversight across initiatives spanning both domains
• Translate complex requirements between teams, ensuring shared understanding and delivery alignment
• Review and validate architecture, designs, and implementations from both data and security perspectives
• Drive secure data architecture principles, ensuring controls are Embedded across pipelines and platforms
• Support programme delivery by identifying risks, dependencies, and technical gaps early
• Facilitate technical workshops, design reviews, and cross-team collaboration sessions
• Ensure solutions align with enterprise standards, regulatory expectations, and security policies
• Contribute to the definition of best practices for data security, governance, and engineering integration

Key Skills & Experience

• Strong experience operating as a Technical Lead/Architect/Senior Analyst across both Data Engineering and Cyber Security domains
• Deep understanding of data platforms (eg cloud data lakes, warehouses, ETL/ELT pipelines)
• Strong knowledge of cyber security principles, particularly in data protection, IAM, encryption, and monitoring
• Experience working on data security or data protection programmes within large, regulated organisations
• Ability to confidently engage with engineers, architects, and security specialists
• Proven ability to translate between technical disciplines and align stakeholders
• Experience working within financial services or highly regulated environments
• Familiarity with cloud platforms (AWS, Azure or GCP) and their security models

Desirable Experience

• Exposure to Data Security Fabric/Zero Trust Data architectures
• Knowledge of tools such as IBM Guardium, Microsoft Purview, Collibra, or similar
• Experience with AI/advanced analytics security considerations
• Understanding of regulatory frameworks (eg GDPR, FCA expectations, BCBS 239)

Why This Role?

• Work on a high-impact, enterprise-wide data security programme within a Tier One Bank
• Play a pivotal role bridging two of the most critical technology functions
• Opportunity to shape how data and security collaborate at scale
• Hybrid working model with strong on-site collaboration in Sheffield

Summary
This role is ideal for a technically credible, commercially aware Technology Lead who thrives in complex environments and can bring together data engineering and cyber security to deliver secure, scalable outcomes.