1 to 25 of 31 Senior Security Engineer Jobs in the UK excluding London

Senior Security Engineer12 Month FTC | England | Remote £60,000 - £70,000 per annum Is this the Senior Security Engineer role for you? Crone Corkill are assisting a large, global client as they look to add a Senior Security Engineer to the team. As they’re currently going through the process of being … term contract, with a view to go perm thereafter. Please note that all hires the business makes year will be initial FTCs.Working as part of a well skilled Cyber Security team, you’ll be key in a variety of upcoming projects and tasks, including the implementation and full ownership of Splunk Enterprise Security, coverage of L3 & L4 incidents … in collaboration with the security team, Defender for Endpoint security, Mimecast email security and vulnerability management via Nessus, to name a few.Collaboration is key within this position, and you’ll regularly correspond with stakeholders, technical teams, non-technical teams and other businesses within the group, requiring you to make suggestions and achieve buy in from various contacts.This More ❯

Job summary Senior Cyber Security Engineer Research, Data & Digital Directorate, Cyber Security Department Closing date: 17th August 2025 Interview: The interview will take place virtually 02 September 2025 Main duties of the job Are you an experienced Cyber Security engineer who is dedicated to ensuring that our public services are safe and secure? Do … you enjoy collaborating and implementing across different functions and divisions? The Senior Cyber Security Engineer is a permanent role at Public Health Wales that will help us deliver our Digital and Data Strategy. A degree (preferably in Cyber Security) or equivalent work experience and knowledge is essential. You must have held a senior cyber security … be prepared to work from our Cardiff location when required, including on short notice. If you'd like to discuss the role further, please contact Dennis Jones, Principal Data Security Specialist: dennis.jones2@wales.nhs.uk The ability to speak Welsh is desirable for this post; Welsh and/or English speakers are equally welcome to apply. You will be able to More ❯

Senior Security Engineer | Microsoft Solutions Partner | Edinburgh | Highly Competitive Pay, Performance Bonus + Exceptional Benefits Strengthen Defences. Hunt Threats. Shape the Future of Cybersecurity. Are you ready to take your cyber security expertise to the next level? Join Quorum, a leading Microsoft Solutions Partner and Tier 1 CSP based in Scotland. We’re not your average … IT consultancy—we’re employee-owned, award-winning, and proud holders of 5 out of 6 Microsoft Designations and 3 Specialisations in Cloud Security, Identity & Access Management, and Microsoft Teams Calling. Now, we’re growing our Managed Security Services team and looking for a Senior Security Engineer with a passion for proactive threat detection, automation … training budget and development pathways Award-winning family-friendly and flexible working culture A genuinely friendly, collaborative team environment with low turnover What You'll Be Doing: As a Senior Security Engineer, you'll be a key player in our mission to protect, detect, and respond to evolving cyber threats. Your day-to-day will include: Leading More ❯

Senior Security Engineer | Microsoft Solutions Partner | Edinburgh | Highly Competitive Pay, Performance Bonus + Exceptional Benefits Strengthen Defences. Hunt Threats. Shape the Future of Cybersecurity. Are you ready to take your cyber security expertise to the next level? Join Quorum, a leading Microsoft Solutions Partner and Tier 1 CSP based in Scotland. We're not your average … IT consultancy—we're employee-owned, award-winning, and proud holders of 5 out of 6 Microsoft Designations and 3 Specialisations in Cloud Security, Identity & Access Management, and Microsoft Teams Calling. Now, we're growing our Managed Security Services team and looking for a Senior Security Engineer with a passion for proactive threat detection, automation … training budget and development pathways Award-winning family-friendly and flexible working culture A genuinely friendly, collaborative team environment with low turnover What You'll Be Doing: As a Senior Security Engineer, you'll be a key player in our mission to protect, detect, and respond to evolving cyber threats. Your day-to-day will include: Leading More ❯

We're Hiring: Senior Cyber Security Engineer | Reading (Hybrid) Are you passionate about securing complex systems and building resilient cloud infrastructure? Join our growing team as a Senior Cyber Security Engineer , and help us protect critical platforms while enabling innovation at scale. ?? Location: Berkshire, UK (Hybrid 2-3 days onsite) About the Role As … a Senior Cyber Security Engineer, youll be a key member of our security team, responsible for designing, implementing, and maintaining robust security solutions across our cloud and on-prem environments. Youll work closely with engineering, DevOps, and compliance teams to embed security into everything we dofrom infrastructure to application design. Key Responsibilities Design and … implement security controls across cloud platforms (AWS, Azure, or GCP) Develop and maintain security tooling for threat detection, vulnerability management, and incident response Lead threat modelling and risk assessments for critical systems and services Collaborate with engineering teams to integrate security best practices into CI/CD pipelines Monitor and respond to security incidents, coordinating investigation More ❯

Senior Product Security Engineer Develop and implement global regulatory compliance strategies for Sonos products Location: Glasgow, Scotland, United Kingdom Job Tags: Operations About The Role Senior Product Security Engineer - Regulatory Compliance At Sonos we want to create the ultimate listening experience for our customers and know that it starts by listening to each other. … applicants must live within commuting distance of our Glasgow office location and should expect to be in office a minimum of 4 days per week. At Sonos, our Product Security Vision is to protect our products by implementing proven security practices and leveraging expertise to create experiences that both delight our customers and safeguard them and their information … from cyber threats. We are seeking an experienced and strategically-minded Senior Product Security Engineer - Regulatory Compliance to join our Product Security team. This is a critical new role central to establishing and maturing our Governance, Risk, and Compliance (GRC) capabilities specifically for our world class products and services. You will be the internal subject matter More ❯

We’re looking for a Senior Cloud Security Engineer for our growing, prestigious client in the data sector, based in London, on a permanent basis paying up to £65,000 plus great benefits. This role offers hybrid working with an expectation to be in the office 2-3 days per week. You’ll be joining a technical … team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsoft’s security toolset across the organisation. You will need proven experience with: Securing Azure environments in line with best practices - essential Microsoft Defender … SC-100 (or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. Senior Cloud Security Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security Consultant, Microsoft Security, Azure Sentinel, Defender, Purview, Compliance, Entra ID, Cloud Security More ❯

Job Title: Security Senior Engineer/Division Manager Salary: £45,000 £50,000 per annum + Circa. £6k+ OTE Location: London & Home Counties Division: Security (CCTV, Access Control & Intruder Systems) Overview: We are seeking a hands-on and driven Security Senior Engineer/Division Manager to take full ownership of our growing security division. This is a key leadership role with a strong technical focus, overseeing the complete lifecycle of security projects from initial quotation through to final handover and ongoing maintenance. Key Responsibilities: Project Management: Manage end-to-end delivery of security installations, including CCTV, intruder alarms, and access control systems. Quoting & Estimation: Carry out site surveys and prepare … and planned preventative maintenance. On-Call Support: Provide in-hours emergency callout support as required. Team Coordination: Collaborate with our existing team of four fire installers, who also support security installations on larger projects. Division Growth: Work alongside our marketing team to support ongoing advertising campaigns aimed at scaling the security side of the business. Leadership Development: As More ❯

technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Information Security Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy … and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview The Data Security Team team is looking for a Senior Information Security Engineer to drive several key initiatives associated with data protection and related cutting edge technology. The ideal … candidate will join Emerging Corporate Security Solutions, an engineering-focused group with the critical mission of protecting Mastercard data, with a focus on classification, labeling, encryption, and data loss prevention (DLP). In addition, testing and creating best practices for monitoring and use of appropriate, safe and secure AI will be a key initiative. Role The core mission for More ❯

Senior Cyber Security Engineer As Senior Cyber Security Engineer, you will be responsible for developing a high-quality response function that will navigate security incidents, drive process improvement and develop a collaborative culture where incidents are communicated and colleagues gain knowledge in these areas. Also, you’ll build the infrastructure that the organisation … needs to scale their detection and response capability across all threats. Key Skills Experience in security monitoring, incident response, and threat hunting in a cloud environment Prior experience leading complex security investigations Understand offensive/defensive security and scenarios that lead to compromise Expertise on AWS security controls and services Experience leveraging coding for automation, alert More ❯

Senior Cyber Security Engineer As Senior Cyber Security Engineer, you will be responsible for developing a high-quality response function that will navigate security incidents, drive process improvement and develop a collaborative culture where incidents are communicated and colleagues gain knowledge in these areas. Also, you'll build the infrastructure that the organisation … needs to scale their detection and response capability across all threats. Key Skills Experience in security monitoring, incident response, and threat hunting in a cloud environment Prior experience leading complex security investigations Understand offensive/defensive security and scenarios that lead to compromise Expertise on AWS security controls and services Experience leveraging coding for automation, alert 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 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 … 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 ❯

Senior Security Engineer Cambridge (Flexible working arrangements available) £70k-£80k If you've ever been the one who spotted the anomaly before it became an incident, or the engineer who built the tool that turned days of investigation into minutes-you'll feel right at home here.This is a senior role for someone who wants … to move beyond responding to alerts and instead shape how security detection, automation, and response are built from the ground up. You'll have real influence over architecture, tooling, and strategy while working alongside experienced engineers in an organisation that actually listens to its security team. What's in it for you from day one? Private medical and … Buy and sell holiday options on top of 25 days leave plus bank holidays 6% employer pension contributions Mental health and counselling support Annual performance bonus A progressive, supportive security team where your ideas are welcomed and actioned Your role in a nutshell You'll be the person designing how threats are detected, how alerts are enriched, and how More ❯

Senior Cyber Security Engineer - 12 months Contract Hybrid 2 days Tuesday & Wednesday, other 3 remote OUTSIDE OF IR35 Preferred Locations: Aberdeen, Staines, Glasgow, or Reading Applicants must be able to pass the HMG Baseline Personnel Security Standard (BPSS) check. The Senior Cyber Engineer will support project implementation aligned with company objectives, including continuous improvement … environments to support business, production, and operational goals. Key Objectives: Assess the cybersecurity robustness of architectures, technologies, & procedures in client facilities. Design solutions that meet client requirements and implement security measures (e.g., antivirus, patch management, insider threat protection, incident response, compliance). Conduct vulnerability assessments & audits on client systems & network devices, considering OT sensitivities. Provide expertise in network design … data communication, servers, VMs, switches, firewalls) and testing procedures (FAT). Prepare material requisitions & contribute to technical bid evaluations. Review vendor drawings & consolidate feedback from other disciplines. Undertake Cyber Security Risk Assessments and advise on mitigation actions. Support evaluation of clients' security posture, identifying vulnerabilities & areas for improvement. Stay updated on security trends, threats, & best practices. Apply 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 ❯

Senior Test Engineer - National Security We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing bespoke solutions to solve complex operational problems. As our business grows, we seek an experienced Senior Test Engineer to join our National Security Team on a live project. At IIG, we value talent that … can adapt to client challenges and foster innovation. Our collaborative work environment emphasizes strong relationships, intelligence, quick learning, flexibility, and enthusiasm for new opportunities. The Role: As a Senior Test Engineer, you will be part of a small, agile delivery team working on an active project. Your role will be to ensure continuous automated testing within a CI … and API testing Technologies used include Selenium, Cypress.io, Webdriver.io, Playwright, Cucumber, Robot Framework, Serenity BDD, and Rest Assured Contributing to QA team improvements and innovation Performing non-functional testing (security, performance, accessibility, OAT) using various tools The Fit: We seek proactive Test Engineers passionate about manual and automation testing, with experience in complex solutions. Comfort working autonomously within an More ❯

About the role: Shape the Future of Cyber Security at Holland & Barrett At Holland & Barrett, we're not just a leading health and wellness retailer—we're a digital-first business that places customer trust at the heart of everything we do. We're looking for a Senior Security Operations Engineer to join our growing Cyber … Security team and help us protect millions of customers across our digital and in-store platforms. If you're passionate about automation, cloud technology, and fast-paced problem-solving—and want your work to have a real impact—this could be the perfect role for you. Key Responsibilities Lead security incident response and threat detection efforts, prioritising the … protection of customer data and experience Build automated detection and remediation workflows using SOAR, SIEM, and scripting (Python, SQL) Apply deep cloud security knowledge (AWS, Azure) to secure ecommerce, mobile apps, APIs, and in-store systems Collaborate with Fraud and Customer Experience teams to mitigate risks such as account takeover and loyalty fraud Onboard key customer-facing and payment More ❯

the heart of our digital transformation. As we continue to grow and innovate, securing our applications and protecting customer data is a top priority. We are looking for a Senior Application Security Engineer to lead our efforts in strengthening application security, mitigating risks, and ensuring best-in-class security practices. If you are passionate about … cybersecurity and eager to make a real impact, we want you on our team! Key Responsibilities: Security Strategy: Help define and execute the Holland & Barrett application security strategy. Collaborate with both tech and non-tech teams to integrate security principles into the early stages of product design and development. Secure SLDC: Establish a secure Software Development Lifecycle … software integrity, authenticity, and third-party library management. Risk Assessments: Conduct risk assessments, threat modeling, and architecture reviews alongside development teams, producing artifacts to drive the implementation of effective security controls. Standards Development: Own the creation and maintenance of tailored security standards and guidelines, developing reusable resources for various development teams. Team Support: Provide guidance and support to More ❯

Senior Cyber & Infrastructure Engineer Location: Hybrid (London-based) Sector: Financial Services Employment Type: Full-Time A leading financial services organisation is seeking an experienced Senior Cyber & Infrastructure Engineer to play a key role in the evolution of its Microsoft cloud infrastructure and cyber security strategy. This is an excellent opportunity for a technically skilled and … security-focused professional to join a high-performing IT team at the centre of a modern, regulated business. The successful candidate will lead on cloud infrastructure development, security architecture, and risk mitigation - ensuring systems are scalable, secure, and aligned with regulatory expectations. Key Responsibilities: Design, implement and optimise secure, scalable Microsoft Azure and Microsoft 365 infrastructure. Manage and … enhance the organisation's security posture using Microsoft Defender for Endpoint, Sentinel, Intune, and other Microsoft security tools. Lead cloud migration projects and hybrid infrastructure initiatives. Maintain robust access controls, including RBAC and Conditional Access, within Azure AD and Microsoft 365. Collaborate with Risk and Compliance teams to ensure infrastructure aligns with enterprise security frameworks (e.g. ISO More ❯

Senior Software Engineer - National Security About Us: We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing bespoke solutions to solve our customers' complex operational problems. As our business grows, we seek experienced Software Engineers to join our live projects within the National Security team. Candidates should ideally hold high-level … security clearance and be able to support customers in Bristol, Cheltenham, and Manchester. Due to the nature of the work, there is a 4 to 5-day per week in-office requirement. Our Mission: To support government departments in making critical decisions that enhance UK security and prosperity. Our work is central to national security, making us … and testing Utilizing a range of technologies, with a focus on open-source libraries and components Building continuous integration pipelines using tools like GitLab to ensure software quality and security Deploying systems across environments including AWS, Azure, and private clouds Engaging throughout the software lifecycle: concept, requirements, architecture, implementation, delivery, training, support, and maintenance Leading teams and managing client More ❯

Job Description: Are you passionate about building secure systems from the ground up? We're seeking an experienced and motivated Product Security Engineer to enhance the security of our SoC and embedded firmware solutions. In this role, you will evaluate system security architectures, review firmware code, contribute to ROM assessments, and perform hands-on threat modeling … and lightweight testing. This opportunity is ideal for someone who enjoys solving complex security challenges, collaborating across domains, and making a tangible impact on real-world products. If you are detail-oriented and committed to empowering others in security practices, we would love to hear from you! Responsibilities: Review firmware and SoC architecture for security risks and … threats. Evaluate security features such as secure boot, rollback protection, memory isolation, and TEE. Perform C/C++ security code reviews to identify implementation flaws. Conduct targeted tests to validate security concerns. Collaborate with cross-functional teams to integrate security into the development process. Help design secure firmware architectures for key management, update processes, and hardware More ❯

About the role: Join Our Team at Holland & Barrett! Are you passionate about cloud security and looking to make a significant impact? Holland & Barrett is seeking a Cloud Security Specialist to help us define and implement our cloud security strategy. If you're an experienced professional eager to work with cutting-edge technology and collaborate with diverse … teams, we want to hear from you! Key Responsibilities: Security Strategy: Help define and execute the Holland & Barrett cloud security strategy, partnering with platform and Site Reliability Engineering (SRE) teams to build robust infrastructure that supports our business. Perimeter Security: Establish platform perimeter security by implementing controls at ingress and egress points, including creating and maintaining … Access Control: Establish an access control baseline focusing on the principle of least privilege and segregation of duties. Monitor and enforce these controls once roles and permissions are set. Security Controls: Design, implement, and maintain security controls to prevent, detect, and remediate insecure configurations, including defining and disseminating secure AWS/infrastructure baselines. Standards Development: Own the development 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 ❯

LB393 - Senior Fire Fault & Commissioning Engineer Salary: £40,000 - £45,000 Location: St Albans Overview: First Military Recruitment are currently seeking a Senior Fire Fault & Commissioning Engineer on behalf of one of our clients. Our client encourages applications from ex-military personnel however all candidates will be given due consideration. Duties and Responsibilities: Reporting directly to More ❯