Vanquish Tech

Cyber Project Manager - Splunk SaaS & UEBA Transformation Location: City of London (5 Days Onsite) Contract Type: Contract Rate: Competitive Daily Rate (Inside IR35) Duration: 12 Months Initial A leading banking organisation based in the City of London is seeking an experienced Cyber Project Manager to lead strategic cybersecurity transformation initiatives focused on SIEM modernisation, Splunk SaaS migration, and UEBA implementation. This is a highly visible role within the Cyber Security Transformation team, requiring strong stakeholder engagement across security, infrastructure, operations, engineering, compliance, and executive leadership teams. Due to the nature of the programme and stakeholder engagement requirements, this role is fully onsite, 5 days per week in the City of London. Responsibilities Lead the end-to-end delivery of a migration from on-premise Splunk platform to Splunk Cloud/SaaS services. Manage the implementation and rollout of User and Entity Behavior Analytics capabilities across the organisation. Coordinate cross-functional teams including Cyber Security, SOC, Infrastructure, Engineering, Architecture, Compliance, and third-party vendors. Own project governance including RAID management, steering committees, reporting, financial tracking, and stakeholder communications. Work closely with security architects and engineering teams to oversee: log source onboarding data migration correlation rule validation operational readiness service transition activities Ensure delivery aligns with banking regulatory, audit, and operational resilience requirements. Manage dependencies, risks, delivery milestones, and programme reporting across multiple security workstreams. Support testing, change management, production transition, and post-implementation activities. Engage regularly with senior technology and business stakeholders across the bank. Requirements Required Experience Proven experience delivering enterprise-scale cyber security projects within banking or financial services environments. Strong experience managing SIEM transformation or migration programmes. Previous experience delivering Splunk Cloud/SaaS migration projects. Understanding of SOC operations, detection engineering, and security monitoring concepts. Experience delivering UEBA or advanced security analytics programmes. Strong stakeholder management capability across both technical and executive audiences. Experience managing third-party vendors, system integrators, and managed security providers. Excellent project governance and delivery management skills including: RAID project planning executive reporting budgeting steering governance Desirable Experience Knowledge of cloud security and hybrid enterprise environments. Familiarity with frameworks and regulatory standards including: ISO27001 NIST DORA PCI-DSS or SOX Experience working within Security Operations Centre (SOC) environments. PRINCE2, PMP, Agile, or equivalent project delivery certifications. Key Skills Cyber Security Project Management SIEM / Splunk Splunk Cloud Migration UEBA Security Operations Financial Services Stakeholder Management Vendor Management Governance & Risk Operational Resilience Benefits This is an excellent opportunity to join a major banking institution delivering high-profile cyber transformation initiatives within a fast-paced and highly regulated environment.