Senior Cyber Defence Operations Analyst (London)

Dubizzle Limited; City of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading asset management firm is seeking a Senior Cyber Defence Operations Analyst to maintain alerts within their monitoring solution, manage vulnerabilities, and enforce compliance across the business. Candidates should have significant experience in incident response and SIEM monitoring. The role involves leading threat hunting activities and participating in out-of-hours support. Strong collaboration skills are essential, along with a commitment to continuous self-study.

Qualifications

• Proven experience in incident response and handling.
• Strong knowledge of KQL.
• Experience working with an MSSP.

Responsibilities

• Lead incident response activities and coordinate remediation efforts.
• Define and improve operational security processes.
• Participate in on-call incident response support.

Skills

Incident response

Vulnerability management

SIEM monitoring

Threat hunting

KQL

Collaboration

Education

Relevant technical cyber security certifications

Tools

Microsoft Defender

Azure

Sentinel

Splunk

Job description

Insight Investment are seeking a Senior Cyber Defence Operations Analyst to be a part of the CISO function reporting to the Cyber Defence Operations Lead. The role will be to maintain and update alerts/rules within Insight Investment’s monitoring solution, conduct vulnerability management with various stakeholders, continually ensure compliance with regulatory requirements, generate new security controls as required, and be responsible for incident response within the firm. The candidate will lead incident response activity as required.

Role Responsibilities

• Lead, investigate, record and respond to SIEM alerts, determine scope and severity of incidents, and coordinate containment and remediation efforts.
• Define, implement and continuously improve operational security processes and runbooks to align with compliance standards and evolving threats.
• Assist with integrating and configuring security tooling, ensuring effective data ingestion, enrichment and alerting across the environment.
• Lead threat hunting activities to proactively identify suspicious behaviour and improve detection coverage.
• Deliver effective vulnerability management: analyse scanning outputs, coordinate with technology teams and ensure timely notification and remediation tracking.
• Participate in the out-of-hours, on-call rotation, supporting incident response efforts during non-core hours.
• Enforce security processes and requirements across the business.

Experience Required

• Previous ownership of the incident response, vulnerability management or SIEM monitoring solution processes and procedures.
• Knowledge of SIEM tooling, designing and implementing use cases & documenting KBAs.
• Strong knowledge of KQL.
• Proven experience in incident response and handling.
• Experience contributing to cybersecurity operations in a professional or structured environment.
• Demonstrated commitment to continuous self-study.
• Experience working with an MSSP.
• Technical knowledge of access management and security controls.
• Strong collaboration skills with the ability to work across teams and stakeholders.
• A strong desire to drive security innovation across the firm.

Advantageous

• Relevant technical cyber security certifications are desirable.
• Knowledge on task automation/scripting would be hugely beneficial.
• Experience with Microsoft suite (Defender/Azure), query-based SIEM (e.g. Sentinel, Splunk) and orchestration platforms.
• Experience in financial services or other highly regulated environments.
• Prior involvement in threat hunting activities.

About Insight Investment

Insight Investment is a leading asset manager focused on designing investment solutions to meet its clients’ needs. Founded in 2002, Insight’s collaborative approach has delivered both investment performance and growth in assets under management. Insight manages assets across its core liability-driven investment, risk management, full-spectrum fixed income, currency and absolute return capabilities.

Insight has a global network of operations in the UK, Ireland, Germany, US, Japan and Australia.

More information about Insight Investment can be found at: www.insightinvestment.com