Senior Security Engineer

Senior Security Engineer London Hybrid working (4 days onsite) A leading Financial Services firm is looking for a skilled Senior Security Engineer to join their dynamic team based in London. This is a collaborative environment where you can contribute to the Product team, building cloud-based security solutions. You will play a crucial role in ensuring the security of the internal platforms. Collaborating closely with the Network team to implement and maintain security controls, tooling, and services. Conducting threat modelling, penetration testing, and responding to security incidents. About the role: Support the Cybersecurity Manager and the company’s cybersecurity strategy. Lead with ongoing improvement of Cybersecurity tooling, configuration (best practise), identify gaps for improvement Manage and respond to alerts from multiple sources, e.g. generated by tooling reports & emails. Threat Hunting Create training and phishing campaigns to assess staff capability Support and engage with infrastructure teams to progress analysis and mitigations Lead security assessments of 3rd party tools, network infrastructure, hosts and applications – ability to enumerate hosts and services, packet captures Identify gaps in security, research and recommend improvements, review new toolsets for use within the company, exploit/security testing Facilitate external security testing and mitigation (pentesting) Occasional weekend working on-site, regular out of hours alert/email monitoring, BCP and Cyber Incident Simulation Lead responses to external audits and DDQs What we're looking for in you: 5 years minimum experience in a Cybersecurity Engineer or equivalent/role Cyber qualifications such as CEH, CISSP, OSCP or equivalent Experience of IT System Administration of Linux and Windows technologies Knowledge of Enterprise Class infrastructure technologies Demonstrate understanding of TCP/IP + Firewalls technologies Demonstrate Linux/Windows command line for reviewing processes, service state, network activity, restarting services. Deep understanding of wider Technologies around Server, Desktop, Storage, Network, Database, F/Walls, SaaS, Virtual Machines. Proven/Demonstrable experience in securing data and maintaining security tooling, services, and controls. Familiarity with threat modelling and penetration testing methodologies. Knowledge of cryptography, authentication mechanisms, and security incident response. Excellent communication and collaboration skills, with the ability to work effectively in a team environment. Relevant certifications such as CISSP, CISM, or CEH are a plus. If you're ready to take on an exciting opportunity as a Senior Security Engineer with a leading FS client and join them in shaping the future of security and protection, send your CV as soon as possible for a confidential call to discuss.