Cyber Threat Intelligence Analyst (GSOC)

About Us: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs.

Our People: People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives.

Job Description Summary: LSEG Security Operations is a central function employing people, process and technology to continuously monitor and respond to cyber-security incidents. This role sits within the Cyber Threat Intelligence (CTI) team, helping the organisation understand the cyber threats that matter most to LSEG and turn that understanding into action.

Key Responsibilities:

• Research, analyse and assess cyber threats relevant to LSEG, its customers, people, technology and global operations.
• Maintain awareness of threat actors, campaigns and emerging threats, identifying changes in adversary intent, capability, targeting and TTPs.
• Produce clear, concise and actionable intelligence products for technical, operational and senior consumers.
• Apply structured analytical techniques and intelligence tradecraft to develop evidence-based assessments.
• Work across all stages of the intelligence lifecycle to understand consumer intelligence requirements.
• Identify emerging threats and changes in the threat landscape.
• Develop intelligence-led hypotheses and work with threat hunting and detection teams.
• Provide intelligence support to cyber incidents and investigations.
• Find opportunities to translate adversary intelligence into improvements to LSEG's preventative and detective security controls.
• Develop and maintain relationships with intelligence consumers, industry peers, intelligence-sharing communities and our partners.
• Contribute to the continuous development of the CTI team's processes, methodologies, tooling and other capabilities.
• Stay abreast of developments across the threat landscape.

Technical / Job Functional Knowledge:

• Solid understanding of the modern cyber threat landscape and adversary behaviours and TTPs.
• Demonstrable knowledge of the MITRE ATT&CK framework and its application to CTI.
• Understanding of attack pathways and the technologies, protocols and security controls associated with modern enterprise environments.
• Ability to conduct effective open-source research and critically evaluate the reliability and credibility of information and sources.
• Strong written analytical skills.
• A curiosity about geopolitical, technological and criminal developments.

Desirable:

• Experience working within a CTI, security operations, incident response, threat hunting or related cyber-security function.
• Experience developing intelligence-led threat hunting or detection hypotheses.
• Familiarity with scripting or data analysis using languages such as Python or PowerShell.
• Knowledge of intelligence-sharing standards and technologies such as STIX/TAXII.
• Experience working with commercial intelligence providers, information-sharing communities or industry partnerships.

Personal Skills and Capabilities:

• Intellectual curiosity and an authentic interest in understanding how and why cyber adversaries operate.
• Strong critical-thinking skills.
• Excellent written and verbal communication skills.
• Ability to prioritise optimally and deliver high-quality analysis in a fast-paced environment.
• Collaborative approach and the ability to build effective relationships.
• Willingness to continually develop technical knowledge and subject-matter expertise.

Career Stage: Senior Associate

LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. We are proud to be an equal opportunities employer.