Location: London (2 days per week in office)Contract: 6 Month Fixed-Term Contract (Extensions expected) A leading international professional services firm is seeking an experienced SOC Engineer to join its Information Security team on a 6-month fixed-term basis. This is an excellent opportunity for a security professional with strong SIEM engineering expertise who enjoys building and enhancing security monitoring capabilities rather than purely operating within a traditional analyst function. Working closely with the Information Security Operations Manager and wider security team, you will play a key role in driving the maturity of the organisation''s SIEM platform, improving detection capabilities, onboarding new log sources, and supporting security operations across a global environment. Key Responsibilities Enhance and optimise SIEM performance, coverage and detection capability Onboard and integrate new log sources across cloud, infrastructure, endpoint, identity and application platforms Develop and maintain parsers, connectors and ingestion workflows Build, test and tune detection use cases aligned to MITRE ATTandamp;CK methodologies Create and improve correlation rules, dashboards and alerting mechanisms Support SOC investigations through advanced querying, enrichment and data analysis Implement automation and orchestration capabilities to improve incident response processes Produce and maintain technical documentation relating to SIEM architecture, data models and ..... full job details .....