13 of 13 Contract Security Engineer Jobs in London

We are seeking a Security Engineer with strong experience in endpoint and antimalware controls to join the Global Cybersecurity Core Engineering team. This role focuses on engineering, deploying, and optimizing CrowdStrike Falcon across Windows and/or Linux endpoints in a large enterprise environment. Key Responsibilities: Lead deployment and configuration of CrowdStrike Falcon EDR across global Windows/… Linux environments. Assess existing endpoint security posture and drive improvements through gap analysis and architecture refinement. Partner with cross-functional teams and control owners to design and implement risk-reducing security solutions. Engage with business units to gather cybersecurity requirements and align them with effective technical controls. Monitor endpoint risks and maintain strong understanding of modern threats, vulnerabilities … and mitigations. Support third-party vendor engagements for product evaluation, testing, and integration. Provide technical leadership and serve as a subject matter expert in endpoint security and antimalware. Continuously enhance detection, response, and automation capabilities using tools such as Python or similar Scripting languages. Collaborate with cybersecurity leaders and infrastructure teams to deliver scalable, secure endpoint solutions. Qualifications: 5+ More ❯

Role: Network & Security Engineer Rate: Inside IR35 Location: Full time onsite in Harmondsworth, West Drayton Duration: 6-months initially The Role We are looking for Network L2 and L3 admins for one of the major airlines in the UK. This role is customer-facing and requires strong technical hands-on and good communication skills as outlined below. Your … resolutions. * Develop strong relationships with the customer and all other support departments. * Experience in supporting the Cisco WLAN Controllers, SSID and Access Points * Experience on Implementing and troubleshooting Firewalls Security, VPN's, NAT policy, Software Patch management * Configuring and troubleshooting routing & switching protocols: Set up and troubleshoot protocols like OSPF, BGP, EIGRP, VLANs, STPs, VRF, MC-LAG, FHRP, DMVPN … Analysis: Review and analyze the DATA from Network Monitoring Tools to identify the best course of action to avert potential crises. * Test & Implement software patches & firmware for the network & security devices * Vendor or Supplier coordination, Problem-solving skills and ability to meet reasonable deadlines. * Major/High Severity Incidents management & Problem, Vendor Management Your Profile Essential skills/knowledge More ❯

Role: 5 x Security engineer Rate: Inside IR35 Location: 3 days a week onsite in London Duration: 6-months initially Role description: Cyber Security Designs, Strategies, and Security Patterns, data security and compliance by implementing GCP, Azure security best practices, managing IAM roles and permissions, GCP, Azure environments by implementing robust security controls … encryption, and access management policies Key responsibilities: Each team that owns a security control has been responsible for creating the format they use to guide the consumers of that control 1.Engineering Guardrails that help security control users identify the strategic solution to meet their use case and map to the appropriate engineering pattern a. Depending on the type … of security control, the security control users would know the use case they need to meet, the technology they are using, and the environment it's needed it. 2.Engineering Patterns tell the security control users how to use the required control on the technology/platform they are using and for each environment/datacentre. Many of More ❯

Security Project Engineer Location: Southeast Working on various Data Centres Duration: Long Term Works Rate: £320/Day Contract Overview: We are seeking an experienced Security Project Engineer to support the delivery of electronic security projects across the South-East region. This role involves managing installations, overseeing subcontractors, and ensuring systems are commissioned and tested … to high standards. Key Responsibilities: Manage and oversee the delivery of electronic security systems on-site. Commission systems as required. Verify equipment specifications prior to installation. Develop and manage site-specific Method Statements and Risk Assessments. Uphold all Health & Safety requirements and site compliance. Supervise subcontractors effectively. Ensure systems are fully tested and commissioned. Support the production of Operation … Maintenance (O&M) documentation. Deliver adequate training to clients and maintain a high level of customer satisfaction. Essential Experience: A minimum of 10 years experience in security system installation, project engineering, and commissioning. Strong experience in programming Security Systems this is essential . Required Certification: ECS Card Essential SSSTS Desirable More ❯

Junior Security Engineer – West London Salary Package: £25,000 – £30,000 20 Days Holidays & Bank Holidays Company Van, Fuel Card Travel Time After An Hours Each Way Overtime Training Duties: Installation & Service CCTV, Access Control & Intruder Alarms Area Of Cover: West London More ❯

Junior Security Engineer – London & Essex - £32,000 We Are Currently Representing A NSI Gold Approves Security Specialist Company Who Have Been Running For Over 25 Years, Due To Sheer Growth They Are Now Seeking A Security Engineer. Salary Package: £25,000 – £32,000 25 Days Holidays & Bank Holidays Company Van, Fuel Card Call Out Rota Travel More ❯

Security Engineer - SIEM - sought by investment bank based in London - Contract - Hybrid *Inside IR35 - umbrella* Key Responsibilities SIEM Management & Optimization: Design, implement, and maintain Microsoft Sentinel workspaces, connectors, analytics rules, and playbooks Develop advanced KQL queries for threat hunting and reporting Optimize SIEM performance, cost, and data retention policies Troubleshoot log ingestion and parsing issues Log Source Integration … and custom log parsing Threat Detection & Use Case Development: Develop and refine detection rules based on threat intelligence and attack patterns Continuously improve detection efficacy and reduce false positives Security Monitoring & Incident Response: Monitor systems for anomalies and malicious activity Contribute to threat hunting and incident response playbooks Provide expert guidance on securing applications and infrastructure Security Advisory … Innovation: Support PoCs for new security tools Help define and measure control effectiveness Required Skills & Experience 3+ years in a Security Engineer, SOC Analyst, or similar role Hands-on experience with Microsoft Sentinel and KQL Strong knowledge of Active Directory, Windows/Linux systems, and cloud platforms (Azure, AWS, GCP) Proficiency in scripting (PowerShell, Python) Familiarity with More ❯

We are looking for an experienced Akamai WAF Engineer who has expertise in web application security, content distribution and in Threat and Vulnerability Management, DDoS protections, and delivering change projects into the organisation. As a part of the Cyber Security Team and work with other cyber professionals across Digital Cyber Security and the wider organisation, contributing … to the success of the team across multiple aspects. Key Responsibilities: Deliver security software and configurations using Akamai, GCP and Azure cloud native products. Deliver and maintain security solutions for our Enterprise and Digital Channels. Manage DDoS, Vulnerability management and threat intelligence, certification, ensuring layer 6 & 7 defences are one step ahead of cyber criminals. Involved in all … the incidents and threats to Lloyds cyber security to understand how we can mitigate future attacks. Required Skills: Strong experience with multiple WAF solutions for edge, cloud, and on-premise Proficiency in WAF tuning and configuration, coupled with a strong foundation in web security principles and practices. Develop custom WAF rules and features, addressing gaps and enhancing overall More ❯

Security Project Engineer Location: Southeast Working on various Data Centres Duration: Long Term Works Rate: £320/Day Contract Overview: We are seeking an experienced Security Project Engineer to support the delivery of electronic security projects across the South-East region click apply for full job details More ❯

Senior Network Security Engineer – 3-Month Initial Contract (Extension likely) Location: Onsite in West Drayton/Hayes, UK (5 Days per Week) Start: ASAP IR35: Outside IR35 Security Clearance: Will be sponsored for eligible candidates We’re not looking for just another engineer - we’re after a seasoned Network Security expert who’s ready to … at its core. If you thrive in a fast-moving, hands-on environment and want to work with cutting-edge tech, this contract is built for you. Senior Network Security Engineer The Tech Stack You’ll Own: Fortinet SD-WAN – Core to the network transformation Fortinet Firewalls – Design and deployment Cisco Nexus – High-performance switching environments Cisco Wi … Fi/LAN Routing & Switching – Solid fundamentals essential Firewall & Security Architecture – Design, configure, secure Configuration Mastery – You’ll write and load full network configs What Makes This Role Different? Security Clearance provided – We’ll sponsor you if eligible. Outside IR35 – Work with freedom and flexibility. Real Possibility of Extension – This is just phase one of a wider programme. More ❯

Security Project Engineer Location: Southeast – Working on various Data Centres Duration: Long Term Works Rate: £320/Day Contract Overview: We are seeking an experienced Security Project Engineer to support the delivery of electronic security projects across the South-East region. This role involves managing installations, overseeing subcontractors, and ensuring systems are commissioned and tested … to high standards. Key Responsibilities: Manage and oversee the delivery of electronic security systems on-site. Commission systems as required. Verify equipment specifications prior to installation. Develop and manage site-specific Method Statements and Risk Assessments. Uphold all Health & Safety requirements and site compliance. Supervise subcontractors effectively. Ensure systems are fully tested and commissioned. Support the production of Operation … Maintenance (O&M) documentation. Deliver adequate training to clients and maintain a high level of customer satisfaction. Essential Experience: A minimum of 10 years’ experience in security system installation, project engineering, and commissioning. Strong experience in programming Security Systems – this is essential . Required Certification: ECS Card – Essential SSSTS – Desirable More ❯

Job Summary We are seeking experienced fire and security engineers to join our clients' teams working on various sites in East London . The ideal candidate will possess a strong background in these systems, particularly PAXTON and SALTO , and their design. You will be responsible for the installation of fire alarm and access control systems, ensuring compliance with safety More ❯

Network Security Engineer 2-3 month Contract London (Hybrid) £335/day Outside IR35 Network Security Engineer required for an initial 2–3 month rolling contract, with an immediate start — ideally available by July 2025. This role is primarily remote, with occasional travel to a client site in London. A chance to work with an established … global IT and Digital transformation consultancy for an end client in the Telecoms domain. Key Skills and experience: Strong network security skill set including Checkpoint firewalls (NGFW) and F5 load balancers (BIG-IP) Proficient in configuring, managing, and troubleshooting Checkpoint firewalls and security policies Hands-on experience with F5 BIG-IP for load balancing, application delivery, and traffic … management In-depth knowledge of Cisco LAN/WAN environments (routers, switches, ASA, Catalyst, Nexus) Extensive experience in networking and security , including migration , configuration , and troubleshooting Expert-level knowledge of network architecture and security solutions , ensuring minimal disruption during transitions Proven ability to lead and assist in network infrastructure migrations Skilled in configuring, managing, and troubleshooting Checkpoint firewalls More ❯