101 to 125 of 318 Senior Security Engineer Jobs in England

Senior Security Engineer – £75,000 – Hybrid Overview I am currently recruiting for a Senior Security Engineer to join a global digital marketing and technology agency specialised in online gaming, where you’ll be instrumental in shaping and securing the organisation’s digital landscape. If you thrive in a dynamic, high-performance environment, this role … offers the opportunity to lead impactful security initiatives across a complex, fast-evolving business. Role and Responsibilities Lead design, implementation and monitoring of robust security controls Oversee security architecture and operational tools across on-prem and cloud environments Manage incident response, threat investigation, and vulnerability mitigation Conduct risk assessments, audits, and third-party security reviews Collaborate … with teams to prioritise remediation, security best practices, and awareness Provide expert technical guidance and detailed reporting on risks and improvement plans Essential Skills and Experience Strong communication and cross-team collaboration abilities Expertise in security operations, architecture, and engineering Deep technical knowledge of vulnerabilities, exploits, IDS/IPS, DLP, and firewalls Experience with cloud and hybrid security More ❯

Senior Security Engineer – £75,000 – Hybrid Overview I am currently recruiting for a Senior Security Engineer to join a global digital marketing and technology agency specialised in online gaming, where you’ll be instrumental in shaping and securing the organisation’s digital landscape. If you thrive in a dynamic, high-performance environment, this role … offers the opportunity to lead impactful security initiatives across a complex, fast-evolving business. Role and Responsibilities Lead design, implementation and monitoring of robust security controls Oversee security architecture and operational tools across on-prem and cloud environments Manage incident response, threat investigation, and vulnerability mitigation Conduct risk assessments, audits, and third-party security reviews Collaborate … with teams to prioritise remediation, security best practices, and awareness Provide expert technical guidance and detailed reporting on risks and improvement plans Essential Skills and Experience Strong communication and cross-team collaboration abilities Expertise in security operations, architecture, and engineering Deep technical knowledge of vulnerabilities, exploits, IDS/IPS, DLP, and firewalls Experience with cloud and hybrid security More ❯

Senior IT Security Engineer - Zero Trust, ISO27001, NIST Permanent Salary 60 - 85K plus bonus and benefits On-site - Central London Our client, is a well established, successful trading company. With offices worldwide, this position will be based in the UK and is required onsite at least 4 days per week. This is a new role for the … company and will report to the Head of Security/Operations. You will be responsible for all aspects of Security from setting up frameworks eg NIST, ISO27001, setting up PIM/PAM etc, managing the SOC, sourcing new vendors, managing the cloud security and architecture, working closely with the Compliance team and the Infrastructure teams. This is … a varied position for someone with a strong technical background who is looking to take on a Senior role whilst still being very hands on. Experience required Familiar with NIST, ISO 27001, ITIL Azure - 5 years experience Info Sec (Azure AD, Defender, Sentinel) Audits and report writing Assessments Vulnerability Management and Pen Testing Zero Trust Architecture Automation (eg powershell More ❯

Senior Product Security Engineer London/WFH to £160k Do you have expertise with secure coding practices and application security? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As a Senior Product Security Engineer you'll drive automated security processes, influence … architecture and lead strategic security projects. Collaborating with IT, cloud and engineering teams, you'll implement security solutions for low-latency systems and multi-cloud platforms, including AWS, Azure, hybrid infrastructures across Python, C++, and Kotlin/Java environments, ensuring robust protection that supports high-speed, data-driven operations. You will conduct threat modelling, vulnerability assessments and security code reviews across different platforms, ensuring security is embedded at every stage of the development lifecycle and provide mentorship, guidance and training on security best practices and secure development processes to engineering teams working in mixed cloud and operating systems environments. Location/WFH: You'll join colleagues based in high spec offices with free breakfast and More ❯

Join to apply for the Senior Network Security Engineer role at OpticoreIT 3 days ago Be among the first 25 applicants Join to apply for the Senior Network Security Engineer role at OpticoreIT Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within … fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more. Opticore IT is currently searching for a Senior Network Security Engineer to join one of our Financial Services clients for designing, implementing, managing and optimising their complex Network and Security Infrastructure. This opportunity is a hybrid position with … let us know if you require any adjustments to be made with your application or interview process so please speak to our recruitment team. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at OpticoreIT by 2x More ❯

A medium-sized law firm is seeking a Senior Security Engineer to join its Infrastructure team, with a focus on designing and implementing secure, scalable technologies that protect the firm’s systems and data. This role will work closely with the Security & Risk team to ensure all infrastructure solutions are aligned with established security best … including firewalls, VPNs, and zero trust models—across endpoints, data centres, and cloud environments, as well as implementing secure configurations for Azure IaaS, PKI systems, and segmented networks. The engineer will also play a key role in automating security operations, and scripting skills are required. Candidates should bring hands-on experience in security engineering and a strong … understanding of both traditional and cloud-native security technologies. A background in network architecture, particularly with tools like Palo Alto firewalls, Cisco Meraki and micro segmentation platforms, is essential. Knowledge of PowerShell, Python, or similar scripting languages is highly desirable, along with the ability to think analytically and communicate effectively across teams. Relevant security and cloud certifications such More ❯

A medium-sized law firm is seeking a Senior Security Engineer to join its Infrastructure team, with a focus on designing and implementing secure, scalable technologies that protect the firm s systems and data. This role will work closely with the Security & Risk team to ensure all infrastructure solutions are aligned with established security best … including firewalls, VPNs, and zero trust models across endpoints, data centres, and cloud environments, as well as implementing secure configurations for Azure IaaS, PKI systems, and segmented networks. The engineer will also play a key role in automating security operations, and scripting skills are required. Candidates should bring hands-on experience in security engineering and a strong … understanding of both traditional and cloud-native security technologies. A background in network architecture, particularly with tools like Palo Alto firewalls, Cisco Meraki and micro segmentation platforms, is essential. Knowledge of PowerShell, Python, or similar scripting languages is highly desirable, along with the ability to think analytically and communicate effectively across teams. Relevant security and cloud certifications such More ❯

A medium-sized law firm is seeking a Senior Security Engineer to join its Infrastructure team, with a focus on designing and implementing secure, scalable technologies that protect the firm’s systems and data. This role will work closely with the Security & Risk team to ensure all infrastructure solutions are aligned with established security best … including firewalls, VPNs, and zero trust models—across endpoints, data centres, and cloud environments, as well as implementing secure configurations for Azure IaaS, PKI systems, and segmented networks. The engineer will also play a key role in automating security operations, and scripting skills are required. Candidates should bring hands-on experience in security engineering and a strong … understanding of both traditional and cloud-native security technologies. A background in network architecture, particularly with tools like Palo Alto firewalls, Cisco Meraki and micro segmentation platforms, is essential. Knowledge of PowerShell, Python, or similar scripting languages is highly desirable, along with the ability to think analytically and communicate effectively across teams. Relevant security and cloud certifications such More ❯

A medium-sized law firm is seeking a Senior Security Engineer to join its Infrastructure team, with a focus on designing and implementing secure, scalable technologies that protect the firm’s systems and data. This role will work closely with the Security & Risk team to ensure all infrastructure solutions are aligned with established security best … including firewalls, VPNs, and zero trust models—across endpoints, data centres, and cloud environments, as well as implementing secure configurations for Azure IaaS, PKI systems, and segmented networks. The engineer will also play a key role in automating security operations, and scripting skills are required. Candidates should bring hands-on experience in security engineering and a strong … understanding of both traditional and cloud-native security technologies. A background in network architecture, particularly with tools like Palo Alto firewalls, Cisco Meraki and micro segmentation platforms, is essential. Knowledge of PowerShell, Python, or similar scripting languages is highly desirable, along with the ability to think analytically and communicate effectively across teams. Relevant security and cloud certifications such More ❯

Senior Cyber Security Engineer - Crypto Sector Location : London (Hybrid - Office & Remote) Salary : £150,000+ (Yearly) About the Role A leading global crypto exchange is seeking a Senior Cyber Security Engineer to join its security engineering team. This role is focused on designing and delivering security solutions and services to protect digital assets … infrastructure, and customer data. The ideal candidate will have a strong background in cybersecurity, particularly within banking or financial institutions, and a deep understanding of modern security technologies and best practices. Key Responsibilities Design, implement, and manage security solutions to protect the organisation's digital assets and services. Develop and enhance SIEM platforms such as Splunk or Google … Chronicle within an enterprise environment. Automate security processes using tools like Terraform, Ansible, and GitHub Actions to enhance DevSecOps capabilities. Strengthen security for APIs, Kubernetes, and containerized environments, ensuring robust workload protection. Deploy and manage security tools including IDS/IPS, WAF, Web Proxy, EDR, PAM, DLP, and anti-malware solutions. Monitor and assess emerging threats, providing More ❯

Role: Senior Cyber Engineer Location: Hybrid (Brighton 2 days per week + WFH) Salary: £60K - £62.5K + exceptional Employee Benefits including 28% Employer Pension, (+ on-call payment), great work/life balance Key Skills: Vulnerability Management tools, Azure Security Centre, Defender, Sentinel and a broad Infrastructure Engineer background Summary: This role joins a … high performing, dedicated, hands-on Cyber Security Team responsible for providing a critical Security/Cyber Engineering function. The role: Creating and documenting the configurations of the Cyber Security architecture to ensure its robustness and effectiveness, (in line with the technology roadmap) Reporting on cyber security issues managing escalated tickets, prioritising, resolving and documenting. Provide guidance … on Cyber security on escalated tickets. Assist with cyber security planning - collaboratively at team meetings Liaising across a wide variety of Users and Stakeholders to ensure consistent security governance, support and protection. You need to be able to demonstrate the following essential skills and experience: Ability to work 2 days per week in Brighton 2+ years strong More ❯

Role: Senior Cyber Engineer Location: Hybrid (Brighton 2 days per week + WFH) Salary: £55K - £62.5K + exceptional Employee Benefits including 28% Employer Pension, (+ on-call payment on the on-call rota) Key Skills: Vulnerability Management tools, Azure Security Centre, Defender, Sentinel and a broad Infrastructure Engineer background Summary: This role joins a … high performing, dedicated, hands-on Cyber Security Team responsible for providing a critical Security/Cyber Engineering function. The role: Creating and documenting the configurations of the Cyber Security architecture to ensure its robustness and effectiveness, (in line with the technology roadmap) Reporting on cyber security issues managing escalated tickets, prioritising, resolving and documenting. Provide guidance … on Cyber security on escalated tickets. Assist with cyber security planning - collaboratively at team meetings Liaising across a wide variety of Users and Stakeholders to ensure consistent security governance, support and protection. You need to be able to demonstrate the following essential skills and experience: Ability to work 2 days per week in Brighton 2+ years strong More ❯

Senior IT Security Engineer London (Hybrid) £80,000 - £85,000 DOE + Bonus + Benefits Join a leading London-based broker and market maker with offices worldwide! We are looking for a Senior IT Security Engineer to play a vital role in safeguarding critical infrastructure and data, working as part of a close-knit … expert IT Security team. The Role You will be instrumental in developing, implementing, and maintaining security solutions that protect systems from ever-evolving cyber threats. You'll serve as the technical lead, drive key security initiatives, and play a pivotal role in mentoring junior team members. Key Responsibilities Monitor, manage, and respond to threats via SIEM, SOAR … and EDR platforms Conduct vulnerability scans and support remediation and risk mitigation efforts Oversee WAF, DDoS, VPN, and perimeter firewalls Manage Email and Web Security Gateways Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems Maintain security certificates, encryption keys, and IDS/IPS systems Deliver cybersecurity awareness training and lead ad-hoc security projects More ❯

Senior IT Security Engineer London (Hybrid) £80,000 - £85,000 DOE + Bonus + Benefits Join a leading London-based broker and market maker with offices worldwide! We are looking for a Senior IT Security Engineer to play a vital role in safeguarding critical infrastructure and data, working as part of a close-knit … expert IT Security team. The Role You will be instrumental in developing, implementing, and maintaining security solutions that protect systems from ever-evolving cyber threats. You'll serve as the technical lead, drive key security initiatives, and play a pivotal role in mentoring junior team members. Key Responsibilities Monitor, manage, and respond to threats via SIEM, SOAR … and EDR platforms Conduct vulnerability scans and support remediation and risk mitigation efforts Oversee WAF, DDoS, VPN, and perimeter firewalls Manage Email and Web Security Gateways Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems Maintain security certificates, encryption keys, and IDS/IPS systems Deliver cybersecurity awareness training and lead ad-hoc security projects More ❯

Job Description Job title: Senior Information Security Engineer Client: Fintech trading firm Salary: Up to £175,000 + Bonus/Benefits Location: London (hybrid) Experience level : 6+ years An elite systematic trading firm is seeking a Security Engineer to play a key role in strengthening their global security posture. As a subject matter expert … you’ll lead initiatives across network, cloud, data, and system security guiding critical IT projects, running threat models for complex systems, and building automation to validate controls and resilience. You'll act as the escalation point for Security Operations, driving swift resolution of advanced threats and shaping the long-term security roadmap. This is a high-impact … role for a proactive, driven security expert ready to take the lead in a cutting-edge fintech environment. Key Responsibilities Enhance security across critical domains including network, system, cloud, email, and data security. Act as a trusted security advisor on IT projects, embedding security from the ground up and mitigating risks. Lead the design and development More ❯

Senior IT Security Engineer London (Hybrid) £80,000 - £85,000 DOE + Bonus + Benefits Join a leading London-based broker and market maker with offices worldwide! We are looking for a Senior IT Security Engineer to play a vital role in safeguarding critical infrastructure and data, working as part of a close-knit … expert IT Security team. The Role You will be instrumental in developing, implementing, and maintaining security solutions that protect systems from ever-evolving cyber threats. You'll serve as the technical lead, drive key security initiatives, and play a pivotal role in mentoring junior team members. Key Responsibilities Monitor, manage, and respond to threats via SIEM, SOAR … and EDR platforms Conduct vulnerability scans and support remediation and risk mitigation efforts Oversee WAF, DDoS, VPN, and perimeter firewalls Manage Email and Web Security Gateways Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems Maintain security certificates, encryption keys, and IDS/IPS systems Deliver cybersecurity awareness training and lead ad-hoc security projects More ❯

Social network you want to login/join with: Reporting Line: Head of NBIT Cyber Security Contract type: Permanent Location: Wood Street – Hybrid Closing Date: 31/05/24 What to expect Reporting to the Head of NBIT Cyber Security, the Senior Security Engineer will be critical to the CISO team’s long term … ambitions of developing and delivering “best in class” Security protection, compliance and frameworks. As a Senior Security Engineer, you will work closely with developers, security teams, and IT operations to ensure the secure, reliable, and efficient delivery of our software products. You will be responsible for developing and maintaining the security of our software … products, ensuring that security is integrated throughout the development process, and proactively identifying and mitigating potential security risks. You will provide guidance and mentorship to junior members of the CISO function, preparing them for the next stage of their career. What we can do for you Now, more than ever, we understand that attracting the right talent is More ❯

Miro's Cloud Security team plays a critical role in ensuring the security, resilience, and integrity of Miro's platform infrastructure. We are entrusted with protecting both the foundational information assets and the collaborative experiences that enable our global customers to innovate with confidence. Operating as part of the broader Infrastructure organization, the Cloud Security team partners … closely with key engineering groups including Networking, Compute, and Observability to embed security deeply across Miro's cloud environment. The team also maintains strong alignment with our peers in the Security organization-such as Application Security and Detection & Response-ensuring a unified and strategic approach to securing our platform. At Miro, we are on a path to … achieving an industry-leading security posture. This ambition is reflected in our proactive governance frameworks, robust assurance and certification programs, and a long-term strategy anchored in automation, scalability, and risk-informed decision-making. About the Role Seeking a Senior Cloud Security Engineer to join our Cloud Security team. Your cloud and automation skills, combined More ❯

About the Team Miro's Cloud Security team plays a critical role in ensuring the security, resilience, and integrity of Miro's platform infrastructure. We are entrusted with protecting both the foundational information assets and the collaborative experiences that enable our global customers to innovate with confidence. Operating as part of the broader Infrastructure organization, the Cloud Security team partners closely with key engineering groups including Networking, Compute, and Observability to embed security deeply across Miro's cloud environment. The team also maintains strong alignment with our peers in the Security organization-such as Application Security and Detection & Response-ensuring a unified and strategic approach to securing our platform. At Miro, we are on … a path to achieving an industry-leading security posture. This ambition is reflected in our proactive governance frameworks, robust assurance and certification programs, and a long-term strategy anchored in automation, scalability, and risk-informed decision-making. About the Role Seeking a Senior Cloud Security Engineer to join our Cloud Security team. Your cloud and More ❯

Social network you want to login/join with: Senior Application Security Engineer, London col-narrow-left Client: Copper.co Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 75101a751ac0 Job Views: 15 Posted: 22.06.2025 Expiry Date: 06.08.2025 col-wide Job Description: Copper is a digital asset technology company dedicated … trade and settle directly from the safety of their MPC-secured wallets. By reducing settlement time for transfers to a few milliseconds (without blockchain network dependency) and offering enhanced security measures, ClearLoop is rapidly reshaping the way asset managers trade and manage capital. In addition to industry-leading security certifications, Copper has one of the strongest insurance coverages … in the industry from an A+ rated insurer, positioning the firm as the partner of choice for institutions seeking to safeguard their assets. Department environment Copper's Information Security department keep the business' systems and network resources secure and protect the company, employees, and client data.The Senior Application Security Engineer is a key role within Copper More ❯

Senior Application 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 … features like mutual funds, bonds, and family investment tools. We’re also exploring how we can leverage AI to deliver an even better experience for our customers. As a Senior Security Engineer , you’ll lead the charge in building and scaling our Application Security (AppSec) program from the ground up. Your mission will be to embed … security into every phase of our development lifecycle, ensuring our products are not only innovative but resilient against threats. You’ll be working across a rich and diverse attack surface, including our web, Android, and iOS applications, as well as the backend systems that power them. This is a rare opportunity to shape the security landscape of multiple More ❯

in energy. Help us make a real impact on shaping a better, more sustainable future. We are very excited to be building a small and efficient Cyber and Information Security team at Octopus Energy Group. We're hiring for both Mid-Level and Senior Security Engineers . We are looking for ambitious, knowledgeable, and experienced Security … grow with the rest of the company, and ensure we continue to do so in a secure and safe way. You will be a key partner in defining what Security is at Octopus Energy Group. We will be shaping this team to provide a world class support service to our employees, building our way out of problems with engineering … firepower and undertaking transformational organisational change. You'll play a crucial role in helping to secure our software development processes, securing our platform services, integrating security practices, and shaping a culture of security. This is a creative, and collaborative position that is a full-time member of a Cloud-First organisation. If you're passionate about Cloud technologies and More ❯

stay ahead of the curve. Join us, and you'll be part of a dynamic team that thrives on challenges and celebrates victories together. About the Role As a Security Software Engineer, your role involves architecting, designing, and implementing end-to-end security controls to impact the global user base. A key focus is on developing automated … scalable security solutions to enhance efficiency and protect Roku. This position requires expertise in creating and extending security automation tools, including detection and process automation. What you will be doing Leading the end-to-end process of building out security solutions and controls - from architecting and designing, through to development and implementation Designing security solutions with … an automated and scalable approach (think webhooks and Docker) Developing and extending OSS security automation tooling. This can range from detection tooling to security process automation, or a fuzzing infrastructure to find bugs Architecting, designing, and implementing End-to-End Security solutions and controls. Your work will directly impact our global user base Focusing on Automation. Developing More ❯

Team Mytos is backed by Y Combinator, the most successful startup program in the world which produced companies such as AirBnb, Dropbox, and Ginkgo Bioworks. The Role As a Senior Software Engineer focused on Platform & Security, you'll take a leading role in evolving and maturing our security and compliance posture while building robust infrastructure for … with confidence. What you'll do Build and maintain secure, scalable infrastructure for our distributed system, which spans cloud services and on-premise hardware Represent Mytos to customers' executive, security, and quality teams, effectively communicating our approach to security, compliance and risk management Own Mytos' information security program (e.g., SOC 2, ISO 27001) and work cross-discipline … quality into our development process rather than bolting it on afterward Streamline our deployment processes enabling both rapid development and stable validated environments for manufacturing customers Implement and improve security practices, including code scanning, access controls, and audit logging, ensuring compliance with industry standards Build core product features like electronic signatures, audit logging, and data traceability for customers based More ❯

About the role: As a Senior Security Engineer II in the Platform Engineering team, you’ll play a critical role in securing Forter’s high-scale, real-time decision-making platform. You’ll lead security strategy for customer-facing production APIs while balancing development velocity with robust security controls. If you're passionate about building … security into the foundation of fast-moving engineering teams, this role offers the autonomy and impact you're looking for. You will also work as part of the Security Engineering team on the task of developing features and deploying products to improve the security standing of the company's cloud stack: account management, network infrastructure, identity and … access management, secret management, security monitoring and automation, and production machine access. You will represent the Security Team as a point of contact and source of knowledge in Design Review meetings across Engineering; perform threat analysis, define security controls and security KPIs for implementation, and track status across the organization. About the team: We are a More ❯