1 to 25 of 53 Security Engineer Jobs in the City of London

IT Security Engineer Feltham (Hybrid) £50,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and … architecture. The IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation and least-privilege … access controls. Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security hardening improvements. Vulnerability More ❯

IT Security Engineer Feltham (Hybrid) £50,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and … architecture. The IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation and least-privilege … access controls. Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security hardening improvements. Vulnerability More ❯

Title: Security Service Engineer Location of Works: Central London The Company: Nationwide Fire and Security company with over 20+ years industry experience, providing solutions to commercial, private, public, residential and the retail market. Due to expansion, they are now seeking additional engineers. Package: Salary £35,000 - £47,000 basic DOE 36.5 hour working week Travel time paid … rate for the first 4 hours, anything after is paid time and a half Company van 25 Days holiday plus bank holidays Main Responsibilities: 3 years plus experience servicing Security Systems Servicing of Intruder alarms, Access control, CCTV and IP based networks Working to high British Standards Managing your own time, ensuring jobs are completed correctly Providing excellent customer … service Knowledge and experience: 3 years plus experience servicing Security Systems Experience with IP based networks is desired but not essential Install and commissioning Security Systems experience is desired but not essential 18th Edition, NVQ, CITY and Guilds or BTEC is desired but not essential Driving Licence – No points desired. Working within all sectors: Commercial, Industrial, Residential, Private More ❯

Job Title: Network Security Engineer Location: Seattle, WA Job Description: We are looking for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in Seattle, WA. As a Network Security Engineer, you will be responsible for designing, implementing, and maintaining secure network infrastructures to protect our organization's data … and systems from cyber threats. Key Responsibilities: - Design, implement, and maintain network security measures to protect organization's data and systems - Monitor network traffic for potential security breaches and respond appropriately to incidents - Conduct regular security audits and vulnerability assessments to identify and address security risks - Collaborate with cross-functional teams to implement security policies … and procedures - Provide technical support and guidance to IT staff on network security best practices - Stay up-to-date on latest security trends and technologies to continuously improve network security measures Qualifications: - Bachelor's degree in Computer Science, Engineering, or related field - 3+ years of experience in network security engineering - Strong expertise in Cisco networking technologies More ❯

Job Title: Network Security Engineer Location: Seattle, WA Job Description: We are looking for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in Seattle, WA. As a Network Security Engineer, you will be responsible for designing, implementing, and maintaining secure network infrastructures to protect our organization's data … and systems from cyber threats. Key Responsibilities: - Design, implement, and maintain network security measures to protect organization's data and systems - Monitor network traffic for potential security breaches and respond appropriately to incidents - Conduct regular security audits and vulnerability assessments to identify and address security risks - Collaborate with cross-functional teams to implement security policies … and procedures - Provide technical support and guidance to IT staff on network security best practices - Stay up-to-date on latest security trends and technologies to continuously improve network security measures Qualifications: - Bachelor's degree in Computer Science, Engineering, or related field - 3+ years of experience in network security engineering - Strong expertise in Cisco networking technologies More ❯

Project Engineer (Security Systems/Installation) London £40,000 - £50,000 + Career Progression + In-Depth Training + Extensive Overtime + Monday to Friday + Fire System Training Are you an Engineer and or Installation Engineer, from a Security System background, looking for a position at a well-established IRS, Security, Access Control … training on a variety of state-of-the-art electronic systems. In this role you will be responsible for the installation of a wide and varied range of electronic Security Systems and Fire Protection Systems across both commercial and residential work sites, these will be construction sites so construction knowledge if preferable but not essential. This role would suit … an Engineer and or Installation Engineer with experience in Security Systems, looking for a role whereby they can progress their career to senior positions, with the added benefits of in-depth training, exposure to brand new security systems, and overtime earning potential. The Role Installation of Security Systems and Fire Protection Systems Communicate and liaise More ❯

Security System Project Engineer (CCTV/Access Control) London £45,000 - £50,000 + Career Progression + In-Depth Training + Extensive Overtime + Monday to Friday + Fire System Training Are you a Security System Engineer and or Security System Installation Engineer, looking for a position at a well-established IRS, Security … training on a variety of state-of-the-art electronic systems. In this role you will be responsible for the installation of a wide and varied range of electronic Security Systems and Fire Protection Systems across both commercial and residential work sites, these will be construction sites so construction knowledge if preferable but not essential. This role would suit … an Engineer and or Installation Engineer with experience in Security Systems, looking for a role whereby they can progress their career to senior positions, with the added benefits of in-depth training, exposure to brand new security systems, and overtime earning potential. The Role Installation of Security Systems and Fire Protection Systems Communicate and liaise More ❯

Security Systems Engineer Salary £35,000 – £40,000 + travel allowance Full-time onsite in Central London , working across some of the UK’s most prestigious sites Security Clearances required Exposure to landmark projects, with training and career progression available Annual bonus, pension, and excellent benefits available ABOUT THE CLIENT: Our client is a specialist in delivering … advanced security and surveillance systems across the UK, supporting some of the most prestigious and high-profile sites in London. With a focus on continuous development and innovation, they are now seeking a motivated Security Systems Engineer to join their growing London team. This is a fantastic opportunity for someone with around 4 years of industry experience … allowance 5% annual bonus based on KPIs Matched pension scheme Exposure high profile/prestigious sites Career progression and ongoing training Work within a small, supportive team environment THE SECURITY SYSTEMS ENGINEER ROLE: You’ll be installing, maintaining, and optimising CCTV and access control systems across a large, high-profile London sites. Every day brings new challenges, whether More ❯

Service Engineer (Security Systems) London £40,000 - £50,000 + Career Progression + In-Depth Training + Extensive Overtime + Monday to Friday + Fire System Training + Company Van + Paid Travel Are you a Service Engineer or similar, from a Security System background, looking for a position at a well-established IRS, Security … a variety of state-of-the-art electronic systems. In this role you will be responsible for the Service and Maintenance of a wide and varied range of electronic Security Systems and Fire Protection Systems across both commercial and residential sites, including but not limited to CCTV systems, Access Control systems, Door Entry Systems, and Fire Protection Systems. This … role would suit a Service Engineer with experience in Security Systems, looking for a role whereby they can progress their career to senior positions, with the added benefits of in-depth training, exposure to brand new security systems, overtime earning potential, and a company van with paid travel. The Role Service and Maintenance of Security Systems More ❯

known for our rigorous selection process and dedication to matching the right candidates with the right roles. Role Description This is a full-time on-site role for a Security Engineer, based in London. The Security Engineer will be responsible for ensuring the security and integrity of our client's information systems. Day-to-day … tasks include maintaining and enhancing application security, network security, and cybersecurity measures. The role involves collaboration with different teams to develop and implement robust security architectures and strategies to protect against security threats. Qualifications Application Security and Network Security skills Expertise in Cybersecurity and Security Engineering practices Proficiency in Information Security Strong More ❯

known for our rigorous selection process and dedication to matching the right candidates with the right roles. Role Description This is a full-time on-site role for a Security Engineer, based in London. The Security Engineer will be responsible for ensuring the security and integrity of our client's information systems. Day-to-day … tasks include maintaining and enhancing application security, network security, and cybersecurity measures. The role involves collaboration with different teams to develop and implement robust security architectures and strategies to protect against security threats. Qualifications Application Security and Network Security skills Expertise in Cybersecurity and Security Engineering practices Proficiency in Information Security Strong More ❯

Job Role: Senior Security Engineer - CIAM Location: Hybrid - City of London Salary: £100,000 - £120,000 + Bonus Are you an experienced Security Engineer with a passion for safeguarding systems and driving innovation in identity and access management? Do you thrive in complex environments where you can solve critical security challenges and influence long-term … driven by excellence, collaboration, and the opportunity to make an impact on a global financial institution, this could be the perfect role for you. Join us as a Senior Security Engineer, where you'll help shape a market-leading digital platform and deliver secure, cutting-edge customer experiences. Ideal Candidate: Strong hands-on expertise with Hardware Security … AWS Secrets Manager, and certificate lifecycle management (rotation, revocation, automation) Experienced with GitLab CI/CD pipelines, AWS CLI, and automation tooling (Chef or similar) Proven background in Cloud Security, with deep knowledge of: - AWS security controls, policies, and automation - Role-based and attribute-based access controls - Cryptographic protocols and secure key lifecycle management - Securing microservices, APIs, and More ❯

Security Engineer (M365/Azure/Sentinel - 12 Month FTC | £70,000 | Fully Remote | UK-Based Candidates with full Right to Work only A unique opportunity to shape security during a live merger . You'll join a lean team where your expertise directly drives compliance, stability, and scalability for future acquisitions. The role blends technical security engineering with change leadership : Build and harden M365 & Azure security (incl. Sentinel). Manage patching, malware protection, and vulnerabilities. Document and control security changes to avoid disruption. Coach and mentor an aspiring security engineer from the service desk. Support Cyber Essentials Plus certification and ongoing compliance. The business is preparing for future growth and eventual … ll be part of a strategically critical chapter, not just day-to-day BAU. Who we're looking for: You'll be someone with deep Microsoft 365 and Azure security experience, who thrives in complex environments, and who knows how to balance technical rigour with empathetic user support. M&A or compliance project experience is a bonus. Remote-first More ❯

Security System Service Engineer (CCTV/Access Control) London £45,000 - £50,000 + Career Progression + In-Depth Training + Extensive Overtime + Monday to Friday + Fire System Training + Company Van + Paid Travel Are you a Security System Service Engineer or similar, from a Security System background, looking for a position … at a well-established IRS, Security, Access Control, and Fire protection company, currently winning countless contracts and experiencing a period of massive growth, and as a result looking to employ another member to their skillful and friendly Service and Maintenance team? Do you want to work in a role that gives exposure to a broad variety of Electrical services … a variety of state-of-the-art electronic systems. In this role you will be responsible for the Service and Maintenance of a wide and varied range of electronic Security Systems and Fire Protection Systems across both commercial and residential sites, including but not limited to CCTV systems, Access Control systems, Door Entry Systems, and Fire Protection Systems. This More ❯

Lead Cyber Security Engineer We're partnered with a global law firm who are looking to build a next-generation Security Operations (SecOps) function. They are looking for a Lead Cyber Security Engineer to drive innovation, strengthen resilience, and champion a zero-trust approach across their global network. *Hybrid working- 3 days in London per … week* What You’ll Do Build the SecOps team from the ground up and manage/mentor the team. Lead the implementation, optimisation, and management of cutting-edge security tools like CrowdStrike, Palo Alto, and Mimecast. Take ownership of our cyber defence posture from incident response and vulnerability management to WAFs, DDoS protection, and encryption. Mentor junior engineers, elevate … best practices, and help us on our journey to ISO 27001 certification. What You Bring Deep hands-on expertise across EDR, SIEM, NAC, MFA, PAM, and cloud security environments. Proven experience with security frameworks such as ISO 27001, NIST, CIS, and PCI-DSS. Certifications like CISSP, CPSA, or Palo Alto Certified Security Operations Professional. A collaborative mindset More ❯

Lead Cyber Security Engineer We're partnered with a global law firm who are looking to build a next-generation Security Operations (SecOps) function. They are looking for a Lead Cyber Security Engineer to drive innovation, strengthen resilience, and champion a zero-trust approach across their global network. *Hybrid working- 3 days in London per … week* What You’ll Do Build the SecOps team from the ground up and manage/mentor the team. Lead the implementation, optimisation, and management of cutting-edge security tools like CrowdStrike, Palo Alto, and Mimecast. Take ownership of our cyber defence posture from incident response and vulnerability management to WAFs, DDoS protection, and encryption. Mentor junior engineers, elevate … best practices, and help us on our journey to ISO 27001 certification. What You Bring Deep hands-on expertise across EDR, SIEM, NAC, MFA, PAM, and cloud security environments. Proven experience with security frameworks such as ISO 27001, NIST, CIS, and PCI-DSS. Certifications like CISSP, CPSA, or Palo Alto Certified Security Operations Professional. A collaborative mindset More ❯

Lead Information Security Engineer Location: London (Hybrid - 3 days office/2 days remote) Type: Permanent An international law firm is seeking a Lead Information Security Engineer to join its global IT function in London. You'll play a key role in developing secure architectures, managing risk, and driving security strategy across cloud and on … premise environments. Key Responsibilities Design and maintain secure authentication and authorization frameworks. Manage security risks, incidents, and DLP (Data Loss Prevention) processes. Implement and enhance cloud security (Azure, Microsoft 365, iManage). Lead incident response, risk assessments, and compliance reviews. Collaborate globally to embed security best practices. Support policy development, security awareness, and business continuity. Skills More ❯

Network and Security Engineer - Palo Alto Outside IR35 Contract role Hybrid 3-4 visits per month/roughly 1 visit per week - Moorgate nearest tube Must be UK Citizen (due to role requirements) Outside IR35 contract opportunity for a Network and Security Engineer . This role will focus on implementing, testing and documenting a service roll … documentation with site-specific configuration details. Review service requests and raise change requests where required. Implement and test firewall policies using Panorama. Troubleshoot connectivity issues across networks, applications, and security devices. Collaborate with security and infrastructure teams to ensure compliance with policies and standards. Configure access policies in PAM systems . What you'll bring: Proven experience with More ❯

Network and Security Engineer - Palo Alto Outside IR35 Contract role Hybrid 3-4 visits per month/roughly 1 visit per week - Moorgate nearest tube Must be UK Citizen (due to role requirements) Outside IR35 contract opportunity for a Network and Security Engineer . This role will focus on implementing, testing and documenting a service roll … documentation with site-specific configuration details. Review service requests and raise change requests where required. Implement and test firewall policies using Panorama. Troubleshoot connectivity issues across networks, applications, and security devices. Collaborate with security and infrastructure teams to ensure compliance with policies and standards. Configure access policies in PAM systems . What you'll bring: Proven experience with More ❯

AI Security & Compliance Engineer City of London Hybrid (3/2 split) 6-months contract £705 per day (via Umbrella) cer Financial are working alongside an international bank who are based in the City of London. They are seeking an AI Security & Compliance Engineer to work with them on a contract. The responsibilities of an AI … Security & Compliance Engineer will include: Secure AI Engineering & Design Collaboration: Partner with engineering teams to embed security-by-design and privacy-by-design principles into AI agents, copilots, and automation workflows. Define and implement technical controls for: Data access and protection Model transparency and explainability Human oversight and fallback mechanisms Audit logging and traceability AI Risk & Compliance … assess new AI systems being introduced into the bank. Evaluate solutions for compliance with internal policies and external regulations. Provide technical input on risk mitigation strategies and onboarding documentation. Security & DevSecOps Integration: Integrate AI security controls into CI/CD pipelines and MLOps workflows. Use tools such as Azure Key Vault, Microsoft Entra ID, and GitHub Actions for More ❯

Security Engineer is required by a leading Quant Trading firm. This is an entry-level position and would suit a graduate with 1-3 years of commercial security experience who is looking for a move into a security engineering-focused role. The ideal candidate will have a degree in technology and/or a cybersecurity-related … subject and possess an eagerness to learn all aspects of security engineering. Extensive training and development will be provided. The package includes a highly competitive salary and an exceptional annual bonus. Duties: Manage incoming security requests and operational tickets, ensuring timely and effective resolution Execute day-to-day security tasks such as permission management, firewall rule updates … and access provisioning and deprovisioning Collaborate with internal teams to support identity and access management and ensure adherence to security policies Maintain and improve documentation for security operational procedures Identify and contribute to opportunities for automation and process optimisation Support continuous improvement of operational efficiency and control effectiveness Please note: this is predominantly an office-based role so More ❯

Security Engineer is required by a leading Quant Trading firm. This is an entry-level position and would suit a graduate with 1-3 years of commercial security experience who is looking for a move into a security engineering-focused role. The ideal candidate will have a degree in technology and/or a cybersecurity-related … subject and possess an eagerness to learn all aspects of security engineering. Extensive training and development will be provided. The package includes a highly competitive salary and an exceptional annual bonus. Duties: Manage incoming security requests and operational tickets, ensuring timely and effective resolution Execute day-to-day security tasks such as permission management, firewall rule updates … and access provisioning and deprovisioning Collaborate with internal teams to support identity and access management and ensure adherence to security policies Maintain and improve documentation for security operational procedures Identify and contribute to opportunities for automation and process optimisation Support continuous improvement of operational efficiency and control effectiveness Please note: this is predominantly an office-based role so More ❯

Role : Senior Cloud Security Engineer (Kubernetes) Location : 100% Remote (UK, Germany, Netherlands, Portugal, Spain) Compensation : Very attractive base + bonus! Lawrence Harvey are partnered with a market-leading payment technology organization; easily one of the most innovative FinTech firms on the market currently that are truly revolutionizing the way that money moves by utilizing next-generation, multi-cloud … Payments Platform that is built for speed, scale and resilience, experimenting with one of the most exciting tech stacks globally; whilst working in an environment that has bank-grade security and reliability. Some of the things you'll do: Build and maintain defensive security controls across multi-cloud payment environments. Continuously strengthen infrastructure and application security through … monitoring, hardening, and automation. Identify and mitigate emerging threats, vulnerabilities, and attack paths. Partner with engineers to embed security-by-design and recommend practical protections. Manage and optimize security controls for performance, readiness, and effectiveness. Maintain security baselines, playbooks, and detections for consistent defense. The ideal candidate will have: Deep hands-on Kubernetes expertise , used daily in More ❯

Senior Platform Engineer (Network & Security) Central London, Hybrid (2-3 days) | £70,000-£80,000 + excellent benefits About the company We’re proud to be partnering with a leading international bank, renowned for its commitment to digital transformation, sustainability, and innovation. With operations spanning multiple continents, they’re investing heavily in modernising their technology landscape; driving automation … is a fantastic opportunity to join the heart of this transformation, helping to build secure, scalable platforms that power global banking operations. About the role As the Senior Platform Engineer, you’ll take ownership of network infrastructure design, automation, and security and work with both internal teams and third party partners to drive enterprise-level transformations. You’ll … work across cloud and on-prem environments, utilising a range of cloud, network, and security technologies, developing Infrastructure as Code (IaC), and embedding security controls to deliver seamless, secure platform connectivity. About you An experienced Network & Security Engineer with at least 5+ years of relevant experience in designing, implementing, and securing enterprise-grade network platforms. You More ❯

Senior Platform Engineer (Network & Security) Central London, Hybrid (2-3 days) | £70,000-£80,000 + excellent benefits About the company We’re proud to be partnering with a leading international bank, renowned for its commitment to digital transformation, sustainability, and innovation. With operations spanning multiple continents, they’re investing heavily in modernising their technology landscape; driving automation … is a fantastic opportunity to join the heart of this transformation, helping to build secure, scalable platforms that power global banking operations. About the role As the Senior Platform Engineer, you’ll take ownership of network infrastructure design, automation, and security and work with both internal teams and third party partners to drive enterprise-level transformations. You’ll … work across cloud and on-prem environments, utilising a range of cloud, network, and security technologies, developing Infrastructure as Code (IaC), and embedding security controls to deliver seamless, secure platform connectivity. About you An experienced Network & Security Engineer with at least 5+ years of relevant experience in designing, implementing, and securing enterprise-grade network platforms. You More ❯