14 of 14 Senior Security Engineer Jobs in London

Were looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on a permanent basis paying up to £70,000 plus great benefits. This role offers hybrid working with an expectation to be in the office 23 days per week. Youll be joining a technical team focused on strengthening … cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsofts security toolset across the organisation. You will need proven experience with: Securing Azure environments in line with best practices - essential Microsoft Defender (Cloud, Endpoint, 365) - essential Sentinel … or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. M365 Consultant, M365 Engineer, Senior Cloud Security Engineer, Infrastructure Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security Consultant, Microsoft Security, Azure Sentinel, Defender More ❯

We’re looking for a Senior Security Engineer (PurView, Sentinel, Defender) for our growing, prestigious client in the data sector, based in London, on a permanent basis paying up to £70,000 plus great benefits. This role offers hybrid working with an expectation to be in the office 2–3 days per week. You’ll be joining … a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsoft’s security toolset across the organisation. You will need proven experience with: Securing Azure environments in line with best practices - essential … or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. M365 Consultant, M365 Engineer, Senior Cloud Security Engineer, Infrastructure Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security Consultant, Microsoft Security, Azure Sentinel, Defender More ❯

Senior Cyber Security Engineer - 12 months FTC. Maternity Cover page is loaded Senior Cyber Security Engineer - 12 months FTC. Maternity Cover Apply locations London time type Full time posted on Posted 8 Days Ago job requisition id R4203 The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to … work as one to achieve our vision of being the world's most trusted, innovative, liquidity and data solutions specialist. Role Overview This role sits within the Global IT Security department and operates as a global team responsible for cyber security at TP ICAP. The Senior Cyber Security Engineer has the remit of proactively driving … development of the cyber security capability in line with the evolving threat landscape. This includes; vulnerability management, access control, security platform engineering, detection and response activities. Coordinate with offensive security personnel to improve security posture based on Red/Purple team campaign findings. The role requires a self-starter, capable of taking the initiative either as More ❯

Our client is fast growing Commodities Focused Financial Services Firm based in London with Offices in US and Asia. They are seeking ro recruit a Senior Security Engineer to join their London team. Reporting to the IT Security Officer, you will work alongside the IT Security Engineer as part of a 3-man IT … Security team. As the Senior Security Engineer, you will implement and maintain robust security systems and protocols across the our IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure and detect and … respond to potential threats. You will help mentor and develop the IT security engineer and collaborate with the IT team to ensure compliance with security standards and best practices; you will essentially be a key technical leader in safeguarding sensitive data and systems. Key Responsibilities/Duties Manage WAF and DDoS systems Manage the Web Security More ❯

Job Summary: The Senior Security Engineer plays a pivotal role in strengthening our security posture across our corporate infrastructure and online platforms. Collaborating with security colleagues and wider IT and Digital teams you'll provide expertise and practical support to implement effective and optimised security controls. Your responsibilities will balance driving proactive security improvements to our preventative controls, managing and optimising our SIEM platform and supporting security architecture reviews. Your role will also include opportunity to influence how we secure our games and back-end infrastructure. The role offers the opportunity to further develop a career in Cyber Security in an exciting, fast-moving industry. Key Deliverables: SIEM Management and … Optimisation Lead the management, administration and support of our SIEM platform and incident response environment, including general infrastructure and system administration. On-board, maintain and manage security log sources for our SIEM platform, including agent and policy deployment and creating ingest pipelines. Collaborate with security analysts to improve effectiveness of threat detection through creation and tuning of detection More ❯

Your new company - Financial Services Your new role - Permanent - ON SITE 5 Days per week. - UK OnlyWe are looking for a highly skilled Information technology Security Engineer to join the IT team. As the first line of defence in the IT department, the principal purpose of this job mainly focusses on information security, cybersecurity and data security, including a wide scope, such as physical security of computer rooms, operating system level security of Windows and Linux, network security of firewall and other security devices, application security both development and testing phrase, terminal security, backup security, third party and supply chain security of IT service provider.Liaison with the Head … Office, Security Operation Centre of Data Centre for implementing security policies, projects and security controls. Work with Internal Audit and other departments to execute penetration tests, cybersecurity risk self-assessment, ensure best practice and international baseline standards are in place and in line with local regulations.The ideal candidate will be responsible for managing information security systems More ❯

Senior Cyber Security Engineer Hybrid working policy: 3 days per week required in the office in London. The role will be responsible for developing, implementing, and maintaining security solutions that protect systems from ever-evolving cyber threats moving towards a zero-trust operating model. The role will serve as the technical lead, drive key security initiatives, play a pivotal role in mentoring junior team members and increasing overall security posture. Core responsibilities: - Overall management and maintenance of the CrowdStrike platform, including configuring EDR policies, tuning SIEM rules, and optimizing the system for performance - Leading or participating in incident response efforts, conducting root cause analysis, and developing runbooks for incident handling - Monitoring for security threats, analysing alerts, and responding to incidents using CrowdStrike and other security tools. Conduct vulnerability scans and support remediation and risk mitigation efforts - Oversee WAF, DDoS, VPN, and perimeter firewalls - Manage Email and Web Security Gateways - Work with Endpoint team to administer MFA, SSO, PAM, MDM/MAM, and Conditional Access - Maintain security certificates, encryption keys More ❯

Position Overview We are seeking a Senior Azure Security Engineer to join our UK-based team. This role will be responsible for implementing and maintaining robust security solutions across our Azure cloud infrastructure. You'll play a key role in ensuring compliance, hardening environments, and leveraging Microsoft's security tools to protect our systems and … data. Key Responsibilities Security Architecture & Implementation Implement and maintain secure Azure architectures in line with best practices Develop and support cloud security policies and technical standards Conduct security assessments, risk analysis, and contribute to security roadmaps Collaborate with teams to integrate security into CI/CD and cloud-native applications Microsoft Security Stack Configure … and managed Sentinel provider on incident handling Compliance & Governance Help ensure compliance with ISO 27001, SOC 2, GDPR, and NIS2 Support configuration and monitoring in Microsoft Compliance Manager Maintain security documentation and assist in audit preparation Configure insider risk management, audit, and eDiscovery capabilities Track Secure Score and recommend improvements Incident Response & Monitoring Configure monitoring and alerts using Microsoft More ❯

Your new role - Permanent - ON SITE 5 Days per week. - UK Only The principal purpose of this job focusses on information security, cybersecurity and data security, including a wide scope, such as physical security of computer rooms, operating system level security of Windows and Linux, network security of firewall and other security devices, application … security both development and testing phrase, terminal security, backup security, third party and supply chain security of IT service provider.Liaison with the Head Office, Security Operation Centre of Data Centre for implementing security policies, projects and security controls. Work with Internal Audit and other departments to execute penetration tests, cybersecurity risk self-assessment … ensure best practice and international baseline standards are in place and in line with local regulations.The ideal candidate will be responsible for managing information security systems, ensuring compliance with regulatory requirements, and conducting thorough security audits.You will be part of the IT committee and work closely with the risk and compliance team.Ideally, having a background in IT/ More ❯

SENIOR FIRE & SECURITY ENGINEER JOB PURPOSE We are looking for an experienced Senior Engineer to join our clients team, primarily covering the Wimbledon area. The successful candidate will be responsible for maintaining, repairing, and servicing security systems as directed by the Service & Commercial Director. This role requires an individual with experience, skills, and training … with clients and other stakeholders. Additionally, the position requires technical expertise and IT literacy. A valid driving license is required throughout employment. KEY RESPONSIBILITIES Service & maintain various fire and security systems under contract. Take the lead when working with subcontractors to ensure compliance with ISO 9001 quality standards. Maintain up-to-date Health & Safety training (Asbestos Awareness, IPAF, ECS … PPE, and vehicle stock levels ESSENTIAL SKILLS : Valid driving license Relevant certified training Excellent interpersonal & organisational skills Ability to work independently with minimal supervision DESIRABLE SKILLS: Certifications in Gallagher security systems Advanced Health & Safety training (SSSTS, Petrol Passport) Project management & supervision experience Experience with Microsoft 365 (SharePoint, Field Service) SALARY/BENEFITS Competitive Salary of up to More ❯

Cyber Security Engineer required by a London financial brokerage ( near Bank station ), paying up to £85k + bonus + benefits. Hybrid role (3 days office-based). Join a focused 3-person IT Security team, reporting to the IT Security Officer, to implement and maintain robust security across their infrastructure. Key responsibilities include managing MaiServers … Firewalls and Micorsoft Gateways. You will be involved in Managing WAF/DDoS, web/email security gateways, SIEM/SOAR/EDR (alert response), firewalls, MFA/SSO, MDM/MAM, vulnerability scans/remediation, security certificates, IDS/IPS, PAM, and deliver security awareness training. Remediate penetration test findings and contribute to ad-hoc projects. … Duo, Okta, Rapid7 IVM/IDR, Palo Alto Firewalls, InTune, and Entra ID/Azure AD/Group Policy. And become Familiar with Imperva WAF/DDoS, Menlo, Cisco security, KnowBe4, Digicert, patching tools, web application scanners, and Kali Linux, AI, Machine Learning You could gain: Security certifications (CISM, MS Security, OSCP preferred). Financial services/ More ❯

Senior Cyber Security & Infrastructure Engineer - Azure - FinTech A well known FinTech is seeking a skilled Senior Cyber & Infrastructure Engineer to drive the next phase of its Microsoft cloud environment and cyber security strategy. This role offers an opportunity to join a forward-thinking IT function and be a key player in building secure, scalable … systems and ensuring the organisation stays ahead of evolving cyber threats. The successful candidate will take ownership of security architecture in a Microsoft cloud infrastructure environment to deliver resilient, and future proof solutions. Key Responsibilities: Implement and enhance secure, Microsoft Azure and Microsoft 365 platforms. Strengthen and manage the organisations security posture using Microsoft Defender for Endpoint, Sentinel … Intune, and other Microsoft security solutions. Integrate and optimise EDR, XDR, and CrowdStrike (or similar platforms) to improve threat detection and response capabilities. Maintain effective access controls, including RBAC and Conditional Access Collaborate with Risk & Compliance teams to align infrastructure with ISO 27001, NIST, and CIS frameworks. Act as the technical SME for security infrastructure and collaborate with More ❯

Ready to take charge of fire & security projects across London? Were on the hunt for a confident and capable Senior Fire & Security Engineer whos ready to step into a hands-on technical/supervisory role. If you thrive in live environments, love delivering top-notch work, and know your way around high-rise developments keep reading More ❯

Key Responsibilities Design, develop and deploy detection logic across SIEM, EDR and cloud security platforms. Build detections aligned with frameworks such as MITRE ATT&CK and continuously tune for accuracy and performance. Conduct threat modelling and participate in purple team exercises to assess and improve detection effectiveness. Use Detection-as-Code principles to manage detection rules via version control … CI/CD pipelines and automated testing frameworks. Reduce false positives through tuning, enrichment and contextual awareness. Skills Expertise in detection engineering, threat hunting, or a related Cyber Security field. Proficiency in Sentinel, KQL, XDR and Splunk is required. Experience with SIEM platforms (e.g. Splunk, Sentinel, Elastic), EDR tools (e.g. CrowdStrike, SentinelOne), and/or cloud-native security More ❯