Senior Information Security Manager

Senior Information Security Manager
Waterloo - Hybrid Working
Full Time
Permanent
Grade 5

We’re e, one of the UK’s leading mobile virtual network operators. We launched in May 2015 and have over 2.4 million Pay Monthly customers. We offer everything from super-value Pay-as-you-go and SIM-only deals, right up to the latest smartphones from the big-name manufacturers. We’re delighted about our success so far and have very ambitious plans for the future. e is part of Currys PLC, Europe's leading electrical and mobile retailer.

So, while e has only been going for a decade, we’re part of a much bigger family.

We’re looking to recruit a senior Information Security manager to act as the key interface between e, Commercial, IT operations, and Currys information security & risk teams. The role is crucial to ensuring the security and resil

Seience of e’s systems, applications, and data and will also lead e’s response to the UK Telecommunications (Security) Act (TSA). Knowledge and prior application of the TSA is essential, and a core responsibility will be delivering measurable improvements to e’s risk posture against the TSA Security Measures across architecture, delivery, operations, supplier management, and contractual frameworks.

Alongside regulatory experience the successful candidate will be highly attuned to developments in telecommunications security to ensure  always ahead of the game. The role must also have proficiency across a broad range of Information Security domains and act as the “go-to” security leader for all e matters. This will include triaging security incidents, interpreting technical vulnerability data and prioritising remediation, assuring security-by-design, and ensuring TSA compliance & risk reduction are built into decision making across the business.

Formative understanding and acquisition of accurate inventories of all e systems, architecture, people and processes will be paramount, aided by strong stakeholder management skills to influence steering groups and governance forums. There will also be opportunity to work with senior Currys Infosec colleagues in making operational improvements to security methodologies and drive future security strategy across e and the wider Group.

TSA Compliance & Governance:

• Lead the development and continuous improvement of the TSA compliance and control framework to improve e’s risk posture
• Embed TSA requirements & design checkpoints into Architecture Board, Portfolio governance, project teams and change processes
• Provide structured TSA reporting, compliance insights, and risk updates to senior leadership and the Board
• Deliver TSA-aligned supplier audits and contract uplifts to reduce supply-chain risk exposure
• Establish a TSA Steering Forum with defined RACI, KPIs, and governance cadence

e security leadership:

• Maintain an in-depth understanding of all , processes and people through hands-on operations
• Act as the Information Security & TSA SME within governance forums
• Produce monthly e Cyber dashboards, reporting on  delivery & assurance, incidents and alerts

In conjunction with  teams:

• Regularly review IT asset inventories for accuracy and completeness in line with TSA compliance. Annotate inventories with installed security tooling and coverage
• Compile a register of e third party suppliers, their criticality level and associated risks and any regulatory frameworks (such as TSA) required of them Maintain an audit-ready evidence repository
• Provide security advisory input to Change Approval Board
• Collaborate with technical leads, business analysts and project managers on a wide range of technology projects, including software development, package implementations and infrastructure upgrades/changes
• Act as a Data Governance champion within e ensuring data is classified and processed in an authorised manner

In conjunction with Currys Information Security teams:

• Provide second-line challenge for e security incidents, crisis management and resilience planning.
• Lead post-incident lessons learned reviews and enact improvements in incident playbooks and operational processes to reduce risk
• Liaise with Security Operations to identify trending threat patterns,…