Location
London

Hours
Full Time

Salary
Negotiable

About the Role
The purpose of this role is to assist the Director of Business Information Security (BISO) in all security matters relating to the oversight of Information and Cyber Security within the LCH Ltd. business line of LSEG’s Post Trade division. You will ensure that critical business systems and data assets of LCH Ltd. are adequately protected, and that all related information security and cyber controls remain effective and within risk appetite or have appropriate risk treatment plans in place. This role suits an experienced Information Security Manager with senior management level experience in InfoSec/Cyber roles within the Financial Services (FS) or Financial Market Infrastructure (FMI) industries.

You will be a subject matter expert in Information Security, with strong knowledge across all areas of information and cyber security, including legacy, existing, and emerging technologies such as cloud and security controls. Your responsibilities will include reviewing and assessing security controls, overseeing remediation activities, monitoring security roadmaps and strategies, engaging with technology and cyber teams, attending risk and governance meetings, and maintaining cyber risk profiles and risk control assessments.

Additional duties include assessing security architecture and project risk positions, building strong relationships across the business and governance functions, embedding cyber security practices firm-wide, and monitoring industry trends to keep leadership informed. You will also review technologies and security controls across the firm, conduct maturity assessments against standards like NIST, ISO27001, SOC2, and produce risk remediation plans and executive-level presentations.

This role requires partnering with business control functions, maintaining balanced relationships with risk, compliance, legal, HR, and audit teams, and staying abreast of emerging technologies and the cyber threat landscape. You will also ensure compliance with global data protection regulations and propose appropriate cyber risk countermeasures.

London Stock Exchange Group (LSEG) is a leading global financial markets infrastructure and data provider committed to innovation, quality, sustainability, and diversity. Joining LSEG means becoming part of a dynamic organisation with a collaborative culture that values your individuality and supports your career growth.

Experience
- Minimum 10 years in senior Information Security management roles
- Extensive experience within Financial Services or Financial Market Infrastructure industries
- Proven problem-solving, innovation, and critical thinking skills
- Strong written and verbal communication with excellent stakeholder management
- Ability to articulate complex ideas to technical and non-technical audiences
- Experience working both independently and collaboratively in fast-paced environments
- Skilled in prioritising workloads efficiently with minimal supervision

About you
- Subject matter expert in Information and Cyber Security
- Strong knowledge of legacy, current, and emerging technologies including cloud security
- Solid background in Security Governance, Risk and Compliance (Security-GRC)
- Experience in information security engineering, vulnerability management, security architecture, and operations is advantageous
- Ability to build strong relationships across all lines of defence and business units
- Pragmatic and constructive approach to continuous improvement
- Up to date with global data protection regulations and cyber threat landscape

Qualifications
- Must have CISSP certification
- Desirable certifications include CISSP-ISSAP, CISSP-ISSEP, CISM, CCSP, CCSK, CEH
- Working knowledge of security standards and frameworks such as ISO27K, ISF SOGP, NIST CSF, CIS, CSA STAR, CBEST, TIBER-EU, SOC2