1 to 25 of 328 Permanent Security Engineer Jobs in London

About the Role: We’re a leading Managed Service Provider (MSP) delivering cutting-edge IT and security solutions to businesses worldwide. Our mission is to protect digital assets through proactive security measures, advanced threat intelligence, and world-class support. Join a dynamic, innovation-driven team where your skills make a real impact. Your Mission: As a Cyber Security Engineer, you’ll take charge of designing and implementing advanced security systems, supporting clients in improving their security posture, and staying ahead of emerging cyber threats. You’ll play a crucial role in delivering technical excellence, leading customer engagements, and mentoring team members. Key Responsibilities: Design, implement, and manage enterprise-grade security solutions (firewalls, SIEM … IDS/IPS, endpoint protection, cloud security). Shape strategic security recommendations and collaborate on technical win plans. Maintain and update security policies, procedures, and incident response plans. Deliver security awareness training and advise clients on best practices. Support audits and compliance initiatives (ISO 27001, NIST, GDPR, etc.). Work cross-functionally with internal and external More ❯

About the Role: We’re a leading Managed Service Provider (MSP) delivering cutting-edge IT and security solutions to businesses worldwide. Our mission is to protect digital assets through proactive security measures, advanced threat intelligence, and world-class support. Join a dynamic, innovation-driven team where your skills make a real impact. Your Mission: As a Cyber Security Engineer, you’ll take charge of designing and implementing advanced security systems, supporting clients in improving their security posture, and staying ahead of emerging cyber threats. You’ll play a crucial role in delivering technical excellence, leading customer engagements, and mentoring team members. Key Responsibilities: Design, implement, and manage enterprise-grade security solutions (firewalls, SIEM … IDS/IPS, endpoint protection, cloud security). Shape strategic security recommendations and collaborate on technical win plans. Maintain and update security policies, procedures, and incident response plans. Deliver security awareness training and advise clients on best practices. Support audits and compliance initiatives (ISO 27001, NIST, GDPR, etc.). Work cross-functionally with internal and external More ❯

About the Role: We’re a leading Managed Service Provider (MSP) delivering cutting-edge IT and security solutions to businesses worldwide. Our mission is to protect digital assets through proactive security measures, advanced threat intelligence, and world-class support. Join a dynamic, innovation-driven team where your skills make a real impact. Your Mission: As a Cyber Security Engineer, you’ll take charge of designing and implementing advanced security systems, supporting clients in improving their security posture, and staying ahead of emerging cyber threats. You’ll play a crucial role in delivering technical excellence, leading customer engagements, and mentoring team members. Key Responsibilities: Design, implement, and manage enterprise-grade security solutions (firewalls, SIEM … IDS/IPS, endpoint protection, cloud security). Shape strategic security recommendations and collaborate on technical win plans. Maintain and update security policies, procedures, and incident response plans. Deliver security awareness training and advise clients on best practices. Support audits and compliance initiatives (ISO 27001, NIST, GDPR, etc.). Work cross-functionally with internal and external More ❯

Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. … You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments. Key Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of protocols … and vendor equipment. Monitor network traffic and analyse security incidents to detect and respond to threats within mobile network environments. Diagnose and troubleshoot network related issues associated with L1-L7 using varieties of tools, ensuring quick recovery and minimum network downtime. Carry out periodic backups of network device operating system and configurations to ensure timely restoration of critical network More ❯

of experienced engineers, and not short of challenges. About the role At V7, we empower our customers with cutting-edge AI solutions to transform their operations. As a Senior Security Engineer , you will play a pivotal role in safeguarding our systems, networks, and data while ensuring compliance with industry-leading security certifications such as SOC 2, HIPAA … maintaining trust with our customers and securing their critical information assets. This role sits within the Platform Engineering Team and requires a strong technical background, hands-on experience with security tools, and a collaborative mindset to work effectively across teams. The role will involve platform engineering activities, contributing to the design, implementation, and optimization of scalable infrastructure. If you … thrive on tackling complex challenges in a fast-paced SaaS environment, this position is for you. What you will do: Design and implement robust, forward-thinking security strategies, policies, and procedures to safeguard our systems, networks, and data. Lead regular security assessments, vulnerability scans, and penetration tests to identify risks and deploy effective remediation measures. Monitor systems, networks More ❯

where you will be making an impact on the financial lives of thousands of savers. We're regulated by the Financial Conduct Authority in the UK. As a Senior Security Engineer, you will play a key role in protecting our systems, networks, and data while ensuring compliance with industry leading security standards such as ISO 27001. Your … contributions will be essential in maintaining customer trust and safeguarding critical information assets. This role sits within thePlatform Engineering Teamand requires a strong technical background, hands-on experience with security tools, and a collaborative mindset to work effectively across teams. The role will involveplatform engineering activities, contributing to the design, implementation, and optimisation of scalable infrastructure. If you're … motivated by solving complex problems in a dynamic, fast-paced environment, this position is for you. What you will do: Develop and implement proactive security strategies, policies, and procedures to protect our systems, networks, and data assets. Lead regular security assessments, including vulnerability scans and penetration tests, identifying risks and driving remediation efforts. Monitor infrastructure for security More ❯

Introduction Infinigate Group are a leading, global distributer, specialising in total cyber security solutions and services. With 4 UK offices based in London, Woking, South Cerney and Fareham, we take pride in providing unrivalled support and value for our vendor and reseller partner communities. Our team at Infinigate consists of IT security experts as well as highly skilled … we adopt a flat hierarchy, high performing teams, efficient decision-making processes and a nurturing and learning environment which rewards performance. Role Purpose Infinigate are seeking an ambitious Cyber Security Engineer to join their UK IT Security team. This new role within the business has been designed in response to business growth demands and to offer career … candidate within an fast accelerating industry and company. To be successful in this role, you will wield a broad range of skills and deep understanding within Cloud network and security architecture (Azure), and excellent communication and stakeholder management skills. This role will see you taking ownership of for the delivery of security solutions within the group to support More ❯

Introduction Infinigate Group are a leading, global distributer, specialising in total cyber security solutions and services. With 4 UK offices based in London, Woking, South Cerney and Fareham, we take pride in providing unrivalled support and value for our vendor and reseller partner communities. Our team at Infinigate consists of IT security experts as well as highly skilled … we adopt a flat hierarchy, high performing teams, efficient decision-making processes and a nurturing and learning environment which rewards performance. Role Purpose Infinigate are seeking an ambitious Cyber Security Engineer to join their UK IT Security team. This new role within the business has been designed in response to business growth demands and to offer career … candidate within an fast accelerating industry and company. To be successful in this role, you will wield a broad range of skills and deep understanding within Cloud network and security architecture (Azure), and excellent communication and stakeholder management skills. This role will see you taking ownership of for the delivery of security solutions within the group to support More ❯

Introduction Infinigate Group are a leading, global distributer, specialising in total cyber security solutions and services. With 4 UK offices based in London, Woking, South Cerney and Fareham, we take pride in providing unrivalled support and value for our vendor and reseller partner communities. Our team at Infinigate consists of IT security experts as well as highly skilled … we adopt a flat hierarchy, high performing teams, efficient decision-making processes and a nurturing and learning environment which rewards performance. Role Purpose Infinigate are seeking an ambitious Cyber Security Engineer to join their UK IT Security team. This new role within the business has been designed in response to business growth demands and to offer career … candidate within an fast accelerating industry and company. To be successful in this role, you will wield a broad range of skills and deep understanding within Cloud network and security architecture (Azure), and excellent communication and stakeholder management skills. This role will see you taking ownership of for the delivery of security solutions within the group to support More ❯

An impressive multinational Telecoms business is looking for an accomplished Senior Information Security Engineer to join its team based in London. Please note, this role is hybrid so you will be required to work in the office 3 days per week. In this role of significant responsibility, you will operate at the cutting edge of technology, protecting the … business from cyber threats. You will design, implement, and maintain security solutions that protect networks, systems, and data. You will identify vulnerabilities, harden systems, respond to threats, and ensure compliance with security best practices and industry standards, including ISO27001. In order to be suitable for this role you must have demonstrable hands-on expertise with monitoring and securing … enterprise class technology estates. You will have proven experience with Cyber Security best practice including the NIST Cloud Security guidelines. You will support ISO 27001 compliance and have strong documentation skills. Experience in the Telco sector and knowledge of the UK Telecom Security Act would be advantageous to your application, as would CISSP and/or CISM More ❯

the ultimate career opportunity that will light a fire within you. So, what's the role all about? The ideal candidate will be responsible for designing, implementing, and maintaining security measures to protect our organization's computer systems, networks, and SaaS products. This role requires a hands-on approach to identifying vulnerabilities, implementing solutions, and staying abreast of the … latest security trends and technologies. The Senior Information Security Engineer will collaborate closely with cross-functional teams to ensure the confidentiality, integrity, and availability of our systems and data. How will you make an impact? Security Tooling: Deploy, maintain, integrate, and perform initial configuration of security tools. Vulnerability Management: Coordinate and conduct regular security assessments, penetration testing, and vulnerability scans to identify and address security weaknesses proactively. Incident Response: Lead incident response efforts to promptly detect, analyze, and mitigate security incidents and breaches. Develop and maintain incident response plans and procedures. Security Operations: Monitor security logs and alerts, investigate suspicious activities, and respond to security events in real More ❯

White Collar Factory (95009), United Kingdom, London, London Senior Cyber Security Engineer About This Role In Cyber at Capital One, we take an automation first approach, working in a fast paced and CI/CD driven environment. Capital One is not your normal financial services company constrained by a fixed mindset and legacy systems. We're an agile … As well as agility, Capital One is a company that puts customers at the centre of everything we do, and consequently, protecting customer data is our core focus. Their security is our responsibility and we protect the trust that our customers put in us on a 24/7 basis. Our Configuration Compliance team focuses on maintaining the hardening … standards, assessing security posture, processing and reporting the findings of hundreds of thousands of assets across the Capital One enterprise. The remit covers servers, databases, endpoint devices, network equipment, and more, across Public Cloud and On Premise environments. As a Cyber Engineer you will work as part of the Security Testing organisation, focused on the Configuration Compliance More ❯

Cyber Security Engineer – MSP | £50,000–£60,000 + Benefits | Hybrid (London/Home Counties) Are you a rising star in cyber security looking to sharpen your skills across multiple environments? Join a fast growing MSP that delivers high-impact security solutions to a diverse client base across finance, legal, and SaaS sectors. We’re hiring … a Cyber Security Engineer with a solid technical foundation, strong problem-solving instincts, and a desire to make an impact. You’ll work closely with clients to monitor, assess, and improve their security posture, while collaborating internally with infrastructure, network, and support teams to deliver joined-up solutions. Key responsibilities: Manage and respond to security incidents … across client environments Configure and maintain security tools (SIEM, EDR, firewalls, email filtering, etc.) Perform vulnerability scans and recommend remediation Deliver client security assessments and reports Support compliance initiatives (ISO 27001, Cyber Essentials, etc.) Tech Environment: Microsoft 365 Defender, Intune, Azure Security Center Firewalls: Palo Alto, Fortinet, SonicWall SIEM: Sentinel, Splunk, or equivalent EDR/XDR solutions More ❯

Cyber Security Engineer – MSP | £50,000–£60,000 + Benefits | Hybrid (London/Home Counties) Are you a rising star in cyber security looking to sharpen your skills across multiple environments? Join a fast growing MSP that delivers high-impact security solutions to a diverse client base across finance, legal, and SaaS sectors. We’re hiring … a Cyber Security Engineer with a solid technical foundation, strong problem-solving instincts, and a desire to make an impact. You’ll work closely with clients to monitor, assess, and improve their security posture, while collaborating internally with infrastructure, network, and support teams to deliver joined-up solutions. Key responsibilities: Manage and respond to security incidents … across client environments Configure and maintain security tools (SIEM, EDR, firewalls, email filtering, etc.) Perform vulnerability scans and recommend remediation Deliver client security assessments and reports Support compliance initiatives (ISO 27001, Cyber Essentials, etc.) Tech Environment: Microsoft 365 Defender, Intune, Azure Security Center Firewalls: Palo Alto, Fortinet, SonicWall SIEM: Sentinel, Splunk, or equivalent EDR/XDR solutions More ❯

Cyber Security Engineer – MSP | £50,000–£60,000 + Benefits | Hybrid (London/Home Counties) Are you a rising star in cyber security looking to sharpen your skills across multiple environments? Join a fast growing MSP that delivers high-impact security solutions to a diverse client base across finance, legal, and SaaS sectors. We’re hiring … a Cyber Security Engineer with a solid technical foundation, strong problem-solving instincts, and a desire to make an impact. You’ll work closely with clients to monitor, assess, and improve their security posture, while collaborating internally with infrastructure, network, and support teams to deliver joined-up solutions. Key responsibilities: Manage and respond to security incidents … across client environments Configure and maintain security tools (SIEM, EDR, firewalls, email filtering, etc.) Perform vulnerability scans and recommend remediation Deliver client security assessments and reports Support compliance initiatives (ISO 27001, Cyber Essentials, etc.) Tech Environment: Microsoft 365 Defender, Intune, Azure Security Center Firewalls: Palo Alto, Fortinet, SonicWall SIEM: Sentinel, Splunk, or equivalent EDR/XDR solutions More ❯

Job Title: Senior Security Engineer Manager: CISO Department: Cyber Security Division: Enterprise Information Technology Services Location: London, Hybrid Main Purpose: The MDU is undertaking an exciting digital transformation programme and to support this the Cyber Security Team is looking to appoint a Senior Security Engineer. Working closely with delivery teams covering strategic and non-strategic … change this role will provide subject matter expertise to keep the MDU, its data and, its member safe from cyber security threats. The Senior Security Engineer will be responsible for the delivery of security technologies in a range of projects and will therefore: Have a strong cyber security engineering or professional services background with experience … of delivering both large-scale and small-scale projects to a high quality in a fast-paced environment. Have a good practical knowledge of both traditional security technologies and modern security tooling to allow support of both the existing and new environments during the digital transformation. Have a proven track record of working in cross functional teams to More ❯

Job Overview: As a Network Security Engineering team member, the Senior Network Security Engineer will specialise in firewalls and routing. The ideal candidate is a flexible, self-motivated individual who excels at multitasking and thrives in a fast-paced, challenging environment. This self-starter will bring ingenuity and expertise to design, implement, and maintain secure, scalable, high … solutions that connect on-premises and public cloud environments. The role emphasizes driving automation through Infrastructure-as-Code (IaC) and GitOps methodologies, ensuring optimal network performance, and integrating robust security measures. Responsibilities: Network Design and Implementation: Design and implement secure, scalable, and high-performing network solutions bridging on-premises and public cloud environments. Leverage routing and switching expertise (e.g. … BGP, OSPF, MPLS) to ensure network performance and reliability across diverse environments. Analyze operational needs and proactively develop creative network solutions to address security challenges. Security and Firewall Management: Manage firewall configurations for the CyberEnergianetwork based on operational requirements. Develop and implement network security tools, produce threat models, and assess risks around existing configurations. Provide subject matter More ❯

Senior Cloud Security Engineer Department: Engineering Employment Type: Permanent - Full Time Location: London Reporting To: Sami Eltamawy Compensation: £80,000 - £90,000/year Description London, office-based Freetrade's mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. … an even better experience for our customers. We're on a mission to build a secure, scalable, and resilient cloud infrastructure-and we're looking for a Senior Cloud Security Engineer to lead the way. In this foundational role, you'll architect and build our cloud security program from the ground up, helping to shape how we … protect our systems, services, and users in an ever-evolving digital landscape. You'll work closely with our DevOps and Platform teams to integrate security deeply into our development and deployment pipelines. This is your chance to define the standards, select the tools, and create the practices that will safeguard our cloud ecosystem now and into the future. If More ❯

challenges. We are dedicated to consistently updating our job descriptions to ensure we continue to lead in banking innovation. How you will contribute and key responsibilities: As a Senior Security Engineer, you will be instrumental in designing and implementing security measures for our mobile applications, services, and websites to meet the highest security standards. Your expertise … will help us continuously analyse and improve our security systems, ensuring that our products and services are not only secure by design but also comply with internal and external regulatory requirements. Other responsibilities include: Security Analysis and Improvement: Continuously analyse our security systems for potential improvements, ensuring that our defences remain at the forefront of cybersecurity practices. … Vulnerability Management: Proactively identify, assess, and remediate security vulnerabilities to maintain the integrity and confidentiality of our customer data. Security Automation: Automate security processes and procedures to enhance efficiency and effectiveness, reducing the risk of human error. Security Requirements and Solutions: Identify, define, and document system security requirements, providing well-considered recommendations to management. Development More ❯

Network Security Engineer/Security Consultant (Cybersecurity) – Remote This is a fully remote/full time position. Salary £65–80k This is a field-based role covering the UK. (It is estimated that you will be away from home 50% of the time) Are you a network security expert passionate about designing, deploying, and optimising cutting … a leading cybersecurity solutions provider and value-added reseller, partnering with top vendors like Check Point, Fortinet, Palo Alto, and Juniper Networks. They are looking for a Professional Services Engineer to deliver high-impact security implementations for their clients. The Role: As a Professional Services Engineer, you’ll be the technical authority, designing, configuring, and deploying enterprise … grade security solutions for clients across industries. You’ll lead end-to-end projects, from pre-sales consultancy to hands-on implementation, troubleshooting, and knowledge transfer—ensuring clients get maximum value from their security investments. What You’ll Do: ✔ Deploy & optimise security solutions (Check Point, Fortinet, Palo Alto, Juniper) ✔ Lead client implementations, migrations, and upgrades (remote & on More ❯

An impressive multinational Telecoms business is looking for a Senior Cyber Security Engineer to join its team based in London. Please note, this role is hybrid so you will be required to work in the office 3 days per week. In this role of significant responsibility, you will operate at the cutting edge of technology, protecting the business … from cyber threats. You will design, implement, and maintain security solutions that monitor and protect networks, systems, and data. You will identify vulnerabilities, harden systems, respond to threats, and ensure compliance with security best practices and industry standards, including ISO27001. In order to be suitable for this role you must have demonstrable expertise with monitoring and securing enterprise … class technology estates. You will have proven experience with Cyber Security best practice including remediations for the MITRE ATT&CK Framework and NIST Cloud Security guidelines. You will support ISO 27001 compliance and have strong documentation skills. Experience in the Telco sector and knowledge of the UK Telecoms Security Act would be advantageous to your application. You More ❯

Role Title: Senior Security Engineer - Security Operations Location: London or Sheffield (Hybrid) About the role: RMG Cyber Security Operations is dedicated to safeguarding our information assets and managing security incidents through robust detection, analysis, and response strategies. We are seeking a Senior Security Engineer to enhance our team and contribute to the protection … and resilience of our technical infrastructure. As a Senior Security Engineer, you will lead the maintenance and development of key security technologies across RMG's technology estate and provide senior-level expertise in information security to ensure the successful delivery of security projects within the Business as Usual (BAU) Security Operations Function. Join our … team and be part of a dynamic environment where your expertise in security operations will play a pivotal role in protecting our technological assets. What will you do? As a Senior Security Engineer, you will work closely with the Head of Security Engineering to maintain and enhance essential security technologies, ensuring the Security Operations More ❯

Cyber Security Engineer – London Position: Cyber Security Engineer Location: London (Central), United Kingdom Salary: £40,000 - £45,000 + Excellent Benefits Work Schedule: Remote with travel to office/customer site as required A longstanding (20+ years) Managed IT/Internet Service Provider has an exciting new opportunity for a Cyber Security Engineer to … position offers full responsibility for ensuring customers’ data, systems, and networks remain secure, and any possible threats eliminated. The position will see you accountable for implementing, configuring, and maintaining security tools and platforms to prevent future vulnerabilities and attacks. You’ll also be responsible for helping to maintain accreditation with information security policies and frameworks, including Cyber Essentials … ISO27001, etc. Duties include: Reviewing current security procedures and processes. Researching, advising, and implementing new tools and countermeasures to better protect systems and data. Monitoring for attacks and instructions. Responding to alerts, threats, and breaches, with resolutions. Keeping company up to date and compliant with industry best practice, policies, and guidelines. Contributing to deployment of Cybersecurity related projects and More ❯

Cyber Security Engineer – London Position: Cyber Security Engineer Location: London (Central), United Kingdom Salary: £40,000 - £45,000 + Excellent Benefits Work Schedule: Remote with travel to office/customer site as required A longstanding (20+ years) Managed IT/Internet Service Provider has an exciting new opportunity for a Cyber Security Engineer to … position offers full responsibility for ensuring customers’ data, systems, and networks remain secure, and any possible threats eliminated. The position will see you accountable for implementing, configuring, and maintaining security tools and platforms to prevent future vulnerabilities and attacks. You’ll also be responsible for helping to maintain accreditation with information security policies and frameworks, including Cyber Essentials … ISO27001, etc. Duties include: Reviewing current security procedures and processes. Researching, advising, and implementing new tools and countermeasures to better protect systems and data. Monitoring for attacks and instructions. Responding to alerts, threats, and breaches, with resolutions. Keeping company up to date and compliant with industry best practice, policies, and guidelines. Contributing to deployment of Cybersecurity related projects and More ❯

Are you looking for a Security role within a dynamic, innovative financial technology organisation? If so, we are recruiting for a Cyber Security Engineer to join our cyber security team! Working alongside the team you will help to design, develop, and mature the company's cybersecurity capability, including the selection, implementation, and management of security tools/technologies, focused on detection, prevention, and analysis of security threats. This role offers a great opportunity to help define and shape the security function within a collaborative IT department, ensuring the protection of customer assets. Responsibilities include: Work with technology and business teams to deliver security processes, technologies and controls, acting as the authority … on security related queries. Define, design, implement, and maintain security solutions appropriate to the business' needs. Support the definition, execution and continuous improvement of key cybersecurity processes including vulnerability & patch management, security incident response, security monitoring, endpoint security, identity and access management, network security, and cryptography. Assist with developing and maintaining security policies More ❯