201 to 225 of 564 Security Engineer Jobs in the UK

Gartner and Forrester, and our sustained, aggressive growth has landed Smarsh in the annual Inc. 5000 list of fastest-growing American companies since 2008. We're seeking a Product Security Engineer to support secure development across our engineering teams. In this hands-on role, you'll help identify and mitigate product risks by participating in security reviews … improving tooling, and supporting vulnerability remediation. You'll work closely with senior security engineers and cross-functional teams to build security into our software development lifecycle. This is a great opportunity for a security-minded engineer who wants to grow their technical breadth while making meaningful impact in a cloud-first, DevOps-centric environment. You must … dynamic, fast-paced environment. Collaboration across time zones and geographies is a key part of our culture and success. How will you contribute? Secure SDLC Support : Assist in integrating security practices into the software development lifecycle, including design reviews and backlog grooming. Threat Modelling : Participate in structured threat modelling exercises with guidance from senior team members. Vulnerability Triage : Work More ❯

Microsoft Security Engineer – (Purview) Join a leading Microsoft Cloud Security Partner delivering cutting-edge solutions across Purview, Sentinel, Defender, and Entra ID. We’re looking for a hands-on, client-facing Security Engineer to lead enterprise-scale deployments — from compliance to Zero Trust. Location: Hybrid – London or Yorkshire (1–2 days/week onsite - travel … and tune Sentinel SIEM: analytics rules, playbooks, KQL, automation Design Zero Trust controls via Entra ID: Conditional Access, PIM, RBAC Lead client-facing workshops and contribute to presales and security strategy Create LLDs/HLDs, support compliance (e.g. Cyber Essentials), and manage onboarding into Managed Security Services Ideally you'll bring some of the following; Real-world experience More ❯

Microsoft Security Engineer - (Purview) Join a leading Microsoft Cloud Security Partner delivering cutting-edge solutions across Purview, Sentinel, Defender, and Entra ID. We're looking for a hands-on, client-facing Security Engineer to lead enterprise-scale deployments - from compliance to Zero Trust. Location: Hybrid - London or Yorkshire (1-2 days/week onsite - travel … and tune Sentinel SIEM: analytics rules, playbooks, KQL, automation Design Zero Trust controls via Entra ID: Conditional Access, PIM, RBAC Lead client-facing workshops and contribute to presales and security strategy Create LLDs/HLDs, support compliance (e.g. Cyber Essentials), and manage onboarding into Managed Security Services Ideally you'll bring some of the following; Real-world experience More ❯

Senior Cyber Security Engineer opportunity working within an established fintech firm in Liverpool Attractive benefits package Up to £60,000 per annum depending on experience Full Time - Permanent role - Hybrid working available Sector: Finance Benefits Competitive Salary - £55,000 - £60,000 per annum Generous Annual Leave Paid Sick days Company Pension A comprehensive in-house training Continued training … and development Friendly and supportive working culture About the Role: Lead on technical cyber security initiatives within the Security Operations team Ensure the implementation of robust security controls and best practices Provide specialist security support to IT teams, including infrastructure, development, and database teams Work with stakeholders to maintain compliance with industry standards such as ISO27001 … Cyber Essentials Plus, PCI/DSS Stay ahead of cyber threats, maintaining and improving security monitoring and risk management processes Support vulnerability management, penetration testing, and incident response Requirements for this role: 3+ years' experience in a senior cyber security role Strong knowledge of security frameworks (NIST, NCSC, CIS, MITRE ATT&CK) Hands-on experience with security 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 Support and More ❯

We have an exciting opportunity for a Software Security Engineer to join our Global Healthcare client. As a Security Engineer, you’ll provide hands-on technical expertise to guide software development, delivery and continuous improvement focusing on risk and security. You’ll help evolve our client’s new Digital Platform so that it’s secure and … compliant with both internal and industry regulations. You’ll analyse new feature code to identify security risks and work with engineers to mitigate them, working and applying modern security standards such as OWASP CI/CD, DSOMM, SAMM and Cloud Security Posture management systems such as Azure Defender and Prisma Cloud. Our client empowers their people to … DAST (preferred) ideally with HTTP APIs Ability to manage large scale software estates from a operational perspective (build, release, monitoring, rollbacks, high availability, etc) Hands on experience building automated security test suites JOB DESCRIPTION Analysing new feature code to identify security risks and working with engineers to mitigate Delivering improvements to our DSOMM score, either working with teams More ❯

Senior Network & Cyber Security Engineer - 12 Months Contract Hybrid: 2 days in the office (Tuesday & Wednesday), other 3 days remote Outside IR35 Preferred locations: Aberdeen, Staines, Glasgow, or Reading Applicants must be able to pass the HMG Baseline Personnel Security Standard (BPSS) check. The Senior Network & Cyber Security Engineer will support project implementation aligned with … secure, integrating IT and Operational Technology (OT) systems to support business and operational goals. Key Objectives: Assess cybersecurity architecture robustness within customer facilities. Design and implement solutions to mitigate security risks, including antivirus, patch management, insider threat protection, incident response, and compliance. Conduct vulnerability assessments and audits on client systems and network devices, considering OT sensitivities. Provide expertise in … network design, implementation, and testing for automation and control systems. Define network requirements supporting automation and control solutions. Apply integration concepts across various systems and vendor platforms. Engineer network aspects of automation projects, including design and implementation. Prepare engineering studies and design documentation. Resolve engineering issues by applying standards and principles. Develop detailed network architecture and data flow diagrams. More ❯

recognized as a "Best Company to Work For," and we're proud of our team for receiving awards for workplace effectiveness and flexibility. What You'll Do As our Security Engineer, you'll be responsible for managing our security posture as well as keeping our application safe from external threats. Our ideal Security Engineer will … be able to manage IT-related security issues, such as firewall management, HIDS/HIPS configuration, log monitoring, and audit compliance (SOC II). You will ensure that our software application is both manually and automatically pentested for security vulnerabilities (including Red Team and Blue Team exercises), and be a decision-maker in all things security management … the plug" on a feature, application, or other business function if it presents a significant risk to the company. You will: Conduct penetration tests against web applications infrastructure Validate security on new hardware and software infrastructure Assist front-line company representatives with security questions Manage firewall rules and internal pentesting Manage SOC II controls and external pentesting Manage More ❯

Firewall Security Engineer 6 Month Contract Warwick (Hybrid) £380/day (Outside IR35) Firewall Security Engineer needed with active SC Security Clearance and in-depth experience of F5 firewalls. 6 Month Contract based in Warwick (Hybrid). The vast majority of work is expected to be remote, plus occasional travel to Data Centre sites in … on large-scale network solutions projects for a Telecoms client. Key skills, experience + tasks will include: Must have in-depth F5 firewalls experience, plus Checkpoint or Juniper firewall security skills. Technical Ownership of a Telecoms end client's Network Security Infrastructure estate, processes, documentation + lifecycle management. Acting as the technical point of contact for all Network … Security related projects, changes and modifications, including firewall rules base. Point of escalation and link to vendor support for Network Security infrastructure incidents. Design of customer networks including input into High-Level and Low-Level design (HLD/LLD). Technical support, change management (physical/remote), customer inventory management, EOL, hardware, software. Technical Environment: F5, Checkpoint, Juniper More ❯

ARETUM is actively seeking an Information System Security Engineer (ISSE) - Contingent to join our esteemed team. As an ISSE, you will play a pivotal role in ensuring the security of our clients' information systems. This position is ideal for a detail-oriented professional who thrives in a fast-paced environment and is committed to safeguarding data and … critical assets. At ARETUM, we provide dynamic solutions in areas such as Cyber Security, Engineering Services, and IT Systems, aiming to empower our Federal clients with the most effective and secure technologies available. This is a contingent position, pending the successful award of the associated contract and the necessary security clearance verification. This is a contingent position, meaning … employment is dependent upon the successful award of the associated contract to Aretum and completion of any required background investigation or security clearance verification. Responsibilities Design, implement, and maintain security systems and protocols to protect sensitive information and infrastructures. Conduct security assessments, vulnerability analyses, and audits to identify and mitigate risks across information systems. Develop and maintain More ❯

s vision to rebuild payments and commerce from the ground up. Join us in shaping the future of payments and commerce. What will the role involve? As a Senior Security Engineer at Primer, you'll play a crucial role in shaping and scaling security across our fast-growing fintech platform. This is a hands-on, impactful role … where you'll lead on key security initiatives, collaborating closely with engineering, operations, and compliance teams. With a strong emphasis on SecOps and a generalist approach, you'll work across cloud infrastructure, application security, detection and response, and governance, risk, and compliance (GRC). Lead and deliver end-to-end security initiatives with minimal supervision. Foster a … strong internal security culture, sharing knowledge and driving improvements across teams. Ensure security outcomes are measurable, visible, and tightly aligned with risk. Collaborate with engineers and operations teams Build, maintain, and improve systems for threat detection and response (e.g. using AWS, Elastic). Work on application security and cloud infrastructure (AWS) - Terraform and Python development experience is More ❯

network helps the grid achieve energy stability, a crucial requirement for growth of AI data centers and energy intensive industries. We are looking for a seasoned and proactive Senior Security Engineer to help lead our security strategy. This role is crucial to protecting our core infrastructure, applications, and sensitive data as we continue to scale. The ideal … candidate brings deep security expertise and thrives in fast-paced, product-focused environments. You will play a critical role in shaping secure architecture, implementing scalable protection mechanisms, and driving a security-first culture across the company. Key Responsibilities Security Architecture & Design Design and implement secure infrastructure across cloud, web, and distributed application environments. Provide architectural guidance for … cryptographic key management, signing workflows, and secure APIs. Evaluate and enhance security of components related to digital asset management, identity systems, or transaction flows. Risk Management & Threat Modelling Conduct comprehensive threat modelling and risk assessments, especially around distributed or high-value transaction systems. Define controls for securing sensitive operations such as wallet integrations, off-chain/on-chain data More ❯

The company is currently seeking an innovative and security-focused Software Security Engineer to join their team. You will have the opportunity to work on ground-breaking, AI-enabled connected systems where digital security and privacy are critical, often requiring bespoke solutions for clients across a variety of industries. This role involves tackling complex security challenges, leveraging cutting-edge technologies, and working closely with our clients to push the boundaries of what is possible in the security space. If you're passionate about security engineering and excited to work on cutting-edge projects that define the future of digital security, apply today! Key Responsibilities: Embedded Software Security: Design and implement … secure embedded software systems for innovative AI-enabled and connected products. Security Technology Integration: Collaborate with teams to embed modern security technologies such as post-quantum cryptography, blockchain-based services (Web 3.0), and privacy-enhancing technologies (e.g., Zero Knowledge Proofs) into real-world applications. Client-Focused Solutions: Work directly with clients, understanding their needs, and developing tailored security More ❯

Security Engineer - SIEM, KQL- sought by investment bank based in London. Inside IR35 - 3 days a week on-site 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 … 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 Certifications: AZ-500, SC-200, SC-900, CompTIA Security+, CISSP, GCIA, GCIH, GCFA, CCSP Experience with SOAR playbooks, YARA rules, STIX, and YAML Participation in red/purple team exercises. 3+ years in a Security Engineer, SOC Analyst, or similar role More ❯

Security Engineer - SIEM, KQL- sought by investment bank based in London. *Inside IR35 - 3 days a week on-site** 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 … 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 Certifications: AZ-500, SC-200, SC-900, CompTIA Security+, CISSP, GCIA, GCIH, GCFA, CCSP Experience with SOAR playbooks, YARA rules, STIX, and YAML Participation in red/purple team exercises. 3+ years in a Security Engineer, SOC Analyst, or similar role More ❯

20+ years! Culture at Intermedia is built on teamwork and transparency. We hold each other accountable and always have each other's back! About the role: Intermedia's Information Security team is seeking a Senior Security Engineer with a strong passion for threat detection, incident response, and security engineering. The ideal candidate thrives in digging through … data to find anomalies, identifying root causes, uncovering malicious activity, recommending corrective actions, and working cross-functionally to drive remediation and strategic improvements. Key Responsibilities Security Monitoring & Incident Response Monitor and triage security alerts from SIEM, EDR, and other tools; escalate and respond as needed. Investigate security incidents, determine root cause, document findings, and develop IOCs to … prevent recurrence. Support escalations from internal employees or customers with security-related concerns. Security Engineering & Tooling Assist with security reviews related to infrastructure and system changes. Build, enhance, and maintain internal security tooling and scripting repositories. Contribute to the development of detection content, alert tuning, and automation pipelines. Strategic & Team Contributions Drive annual security team More ❯

Wisenet Security Ltd is a leading provider of end-to-end security solutions across South Wales. We specialise in designing, installing, and maintaining CCTV, intruder alarms, access control systems-and we also work on fire alarm installations from time to time. Our commitment to quality, professionalism, and customer care sets us apart. Role Overview As our CCTV Security Engineer, you will install, commission, and service a range of security systems for both residential and commercial clients. While CCTV is your primary focus, you'll also handle intruder alarms, access control systems, and (ideally) fire alarm equipment. Key Responsibilities Survey sites and design/install CCTV camera and recording systems Install, configure, and maintain intruder alarm … TCP/IP) Ability to read wiring diagrams and technical schematics Full UK driving licence and willingness to travel locally Relevant City & Guilds or NVQ qualifications in electrical/security installation (advantageous) What We Offer Up to £32,000 per annum (depending on experience) Company van, fuel allowance & all necessary tools Uniform, PPE, and ongoing training Career progression and More ❯

What You'll Be Working On: ️ Designing, implementing, and managing network security architectures to protect against cyber threats ️ Monitoring network traffic, identifying potential vulnerabilities, and mitigating security risks ️ Configuring and maintaining firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), and other security devices ️ Conducting regular security audits and vulnerability assessments on network infrastructure ️ Collaborating … with IT and security teams to develop and enforce security policies and procedures ️ Responding to and investigating network security incidents, including identifying root causes and implementing corrective actions ️ Staying up to date with the latest network security trends, threats, and technologies ️ Providing guidance and training to teams on best practices for network security ️ Ensuring compliance … with industry standards and regulations (e.g., GDPR, ISO 27001, NIST) What We're Looking For: ️ Proven experience as a Network Security Engineer or in a similar role focused on network security ️ Strong knowledge of network security protocols, firewalls, VPNs, IDS/IPS, and encryption technologies ️ Experience with network monitoring tools (e.g., Wireshark, SolarWinds, Nagios) and security More ❯

Are you an experienced engineer with expertise in installing and maintaining CCTV and access control systems? Do you excel at overcoming challenges and aspire to lead a successful team in the security technology sector? If so, we have the perfect leadership opportunity for you! We are a leading security company looking for a dedicated Lead Security Engineer to join and lead our dynamic team. First Response Group is not just a workplace. It is a vibrant community where passion fuels our excellence, integrity guides our conduct, empowerment shapes our successes, and a sense of community binds us together. We are pioneers in our field, and we seek to inspire every person to reach their … maximum potential. About the Role As the Lead Security Engineer, you will play a pivotal role in our operations. You will oversee the installation, configuration, and maintenance of CCTV and access control systems for our esteemed clients. You will lead and collaborate with our sales and engineering teams, ensuring that our clients receive top-tier service and support. More ❯

Network Security Engineer 6 Month Contract Warwick (Hybrid) £380/day (Outside IR35) Network Security Engineer needed with active SC Security Clearance . 6 Month Contract based in Warwick (Hybrid). Start ASAP in July/August. The vast majority of work is expected to be remote. There may be occasional travel to customer sites … IT Consultancy on large-scale network solutions projects for a Telecoms end client. Key skills, experience + tasks will include: Technical Ownership of a Telecoms end client's Network Security Infrastructure estate, processes, documentation + lifecycle management. Acting as the technical point of contact for all Network Security related projects, changes and modifications, including firewall rules base. Point … of escalation and link to vendor support for Network Security infrastructure incidents. Design of customer networks including input into High-Level and Low-Level design (HLD/LLD). Technical support, change management (physical/remote), customer inventory management, EOL, hardware, software. Technical Environment: Checkpoint, Juniper, Bluecoat, F5, Cisco networking, Cisco IPT/QoS/802.1x, switches, wireless, Inflobox More ❯

scheme Employee discount Enhanced maternity leave Enhanced paternity leave Full job description The Role: This is a dynamic and challenging hybrid role that blends the strategic, proactive nature of security engineering with the fast-paced, responsive world of a Security Operations Centre (SOC). As a Security Operations Engineer, you will play a visible and meaningful … role in shaping our services and response capability. One day you might be deploying and configuring a new security solution for a client, and the next you could be deep-diving into a complex incident investigation. This position is ideal for a proactive problem-solver who thrives on variety and is eager to make a tangible impact in a … growing MSP environment. You will have the opportunity to work with a modern security stack and be a trusted advisor to both our internal teams and our valued clients. Core Responsibilities: Project & Engineering (50%) Tooling Enhancement: Take ownership of the continuous improvement of our security toolset, including SIEM, EDR, and other security platforms. Deployments & Configuration: Lead and More ❯

Job Description 2nd Line Network Security Engineer Location: Bracknell This role is shift-based We are seeking a shift-based engineer to provide 24x7x365 support for gateway, sensor, and DHCP technologies. The role involves technical oversight and guidance for shift technicians managing security enforcement devices, resolving complex faults, and liaising with Third Line support for escalations. … Our purpose is to make the world more sustainable by building trust in society through innovation. As a Security Engineer, you will contribute by ensuring the operational effectiveness of our security technologies. Your role Your responsibilities include providing continuous support for gateway, sensor, and DHCP technologies, offering technical oversight and expertise to shift technicians responsible for managing … security enforcement devices both during and outside normal hours. You will support and resolve complex faults, liaise with the Third Line team for escalations, and cover technician responsibilities when needed. Your experience Experience in technical support within a service operations environment. Understanding of network concepts such as communication protocols and security technologies. Good communication skills. Ability to develop More ❯

CyberArk Security Engineer UK Based 6 Month Contract Via Umbrella Lorien's leading banking client is looking for an experienced Security Engineer to join the existing team on an initial 6month contract. Required Skills: Support an engineer with PSM (Privileged session manager) Threat analytics experience Implementing PSM in cyberark If you find this opportunity intriguing More ❯

Fire & Security Engineer Service Salary: £35,000 £43,000 DOE Location: Covering the South East Working Hours: 8 hours per day, flexible Call Out Rota: 1 in 5 weeks (Standby: £175) Company Overview An established fire and security solutions provider with 17 years of industry experience, operating across Kent and London. The business supports a diverse client … NSI Silver, Safe Contractor, and Construction Line standards, the company values long-term client relationships and is investing in growth following recent staff retirements. Role Overview A skilled Fire & Security Engineer Service is required to join a growing team. This position focuses heavily on Access Control systems and will involve servicing and maintaining various security and life … Flir, Dahua, Hikvision, IndigoVision Intruder Alarms: Ajax, Pyronix, Texecom Entry Systems: Aiphone, BPT, Comelit, Videx Candidate Requirements Essential: Strong knowledge of Access Control systems Proven experience with fire and security systems Full UK driving licence Located within 30 minutes of Barnet, Broomfield, Kent, or Hampshire client sites Desirable: Experience working on NHS or public sector sites Familiarity with current More ❯

Service Automation Platform and has a proven track record of helping MSPs standardize and automate the setup and delivery of IT services to achieve true scalability. The Senior Application Security Engineer plays a critical role in enhancing our application security posture by conducting advanced security assessments, leading security initiatives, and collaborating with development teams to … integrate security into the software development lifecycle. The position plays a key role in identifying and mitigating security vulnerabilities to protect our applications and data. This role is based in our Edinburgh hub. What You'll Do Assist in maturing organizational processes that drive complex security efforts for internal teams and external partners. Develop and implement workflows … to automate security testing/vulnerability detection within the software development lifecycle. Advocate for security as a subject matter expert across multiple organizations, holding discussions on security topics and enhancing awareness of application security objectives across the organization. Collaborate with engineering teams by providing well-researched security advice to demonstrate vulnerabilities and provide secure development More ❯