1 to 25 of 39 Senior Security Engineer Jobs in the UK

Senior Security Engineer | £500 - £700 | Outside IR35 | 3 Months | Fully Remote We’re hiring a Cybersecurity Engineer to support a client on a 3-month initial contract focused on achieving SOC 2 and ISO 27001 compliance. This role is Outside IR35, fully remote, and offers a daily rate of £500–£700.The successful candidate will play an … integral role in spearheading security tool integration and driving the implementation of controls, monitoring, and documentation for compliance readiness. Key Requirements Proven experience in s ecurity engineering and compliance delivery Deep understanding of SOC 2, ISO 27001, GRC frameworks and audit processes Hands-on experience integrating cybersecurity tools and platforms such as Crowdstrike, Vanta, Rapid7 Strong adherence to Azure … security best practices Knowledge of TX-RAMP and FedRAMP frameworks is highly beneficial Produce complete, accurate documentation to the highest possible standard Implement static code analysis , configure Azure log forwarding independently Take ownership of tasks and proactively meet deadlines Excellent stakeholder, auditor, leadership and technical team communication What to do next If this Security Engineer role sounds More ❯

Senior Security Engineer – Detection & Automation Here’s a great opportunity for a hands-on Senior Security Engineer who enjoys building, optimising, and automating SOC infrastructure. This role sits within a growing Cyber Defence operation where you’ll help design and maintain the platforms behind SIEM, EDR, SOAR, and threat intelligence tooling, improving detection coverage … and enabling analysts to respond faster. Key responsibilities: Engineer and maintain SIEM, EDR, SOAR, and logging platforms. Develop automation and integrations using scripting or API connections. Tune detection use cases and improve visibility across cloud/on-prem environments. Support client onboarding and configuration alignment. Mentor junior engineers and analysts. You’ll bring: 3–5 years’ experience in SOC … or security engineering. Strong knowledge of platforms such as Sentinel, Splunk, Defender, or Elastic. Scripting/automation ability (PowerShell, KQL, Python, etc.). Understanding of Azure/AWS cloud and network fundamentals. Desirable: Experience with SOAR tools or Infrastructure-as-Code (Terraform, Bicep, ARM). Knowledge of MITRE ATT&CK mapping or threat detection frameworks. What’s in it More ❯

Senior Network Security Engineer Location: Fully Remote Rate: Up to £450 per day (Inside IR35) Duration: 6 Months About the Role We are seeking an experienced Senior Network Security Engineer to join on a 6-month contract. This is a fully remote role, offering an opportunity to work on high-impact security projects … and infrastructure initiatives. You’ll be responsible for strengthening the security posture, managing critical systems, and mitigating risks across cloud and network environments. Key Responsibilities Manage, configure, and troubleshoot Palo Alto firewalls to ensure optimal security. Implement and maintain Azure security controls , including identity, networking, and monitoring solutions. Configure and manage Web Application Firewalls (WAFs) to protect against … application-layer attacks. Conduct security audits , review findings, and produce comprehensive reports. Proactively mitigate vulnerabilities identified in security reports and assessments. Collaborate with cross-functional teams to ensure security best practices are followed. Stay up to date with emerging threats, vulnerabilities, and industry trends. Skills & Experience Required Proven experience as a Network & Security Engineer or More ❯

A quick look at the role The Security Engineer will be responsible for monitoring our organisation's systems and networks. You will use reports and measures to identify and mitigate security risks, implement security responses, and monitor for potential threats. This is a hybrid role with a minimum of 2 days a week in the office. … Your core responsibilities Strategic design of security protocols and policies. Implement, review and maintain governance of IT security policies and procedures. Act as an ambassador as the Security lead within the business aiming to foster a secure culture. Oversee daily security operations to ensure prompt resolution of security incidents and supporting various security projects. … Take ownership and accountability or the Security function delivery of services to the business. Conduct regular system tests to ensure the effectiveness of security measures in line with industry standards. Monitor our networks and systems for security breaches or intrusions. Investigate security breaches and other cybersecurity incidents. Install security measures and operate software to protect More ❯

Portsmouth - hybrid (2-3 days on-site per week) Permanent Up to £78,500 + bonus This is a prime opportunity to design and engineer the core platforms behind a rapidly growing Security Operations Centre (SOC), blending hands-on technical work with automation and solution design. You’ll collaborate with analysts, architects, and customers to build reliable, scalable … systems that accelerate threat detection and response, all in a collaborative culture that invests in your growth, wellbeing, and career progression. Job Title: Senior Security Engineer Job Type: Permanent Salary: Up to £78,500 (DOE) + Bonus Working arrangement: Hybrid Office Location: Portsmouth As a Senior Security Engineer, you will: Design, deploy, and maintain … intelligence, and logging infrastructure). Develop and optimise detection use cases, correlation rules, and analytics content. Build and maintain automation workflows and integrations using automation platforms or custom scripting. Engineer secure log ingestion pipelines across hybrid cloud and on-prem environments. Support client onboarding, threat hunting, detection engineering, and process improvements. Mentor junior engineers and maintain documentation, diagrams, and More ❯

Senior Cloud Security Engineer KUBERNETES expert REMOTE Senior Cloud Security Engineer - KUBERNETESREMOTEPermanent Our client has revolutionised the world of payments with their cutting-edge technology and innovative solutions. You will join a team of defensive security engineers directly maintaining and expanding security controls as well as advising the wider platform and application … engineers within the R&D team. The team report into the CISO and work alongside the other functional pillars of InfoSec. Role You will build and run defensive security controls for highly-available multi-cloud payment systems running the latest technology. You will understand current threats, exploitation paths and risk tradeoffs in order to advise engineering teams on beneficial … security features as well as prioritise management of defensive controls. Essential You live on the linux command line Your current research and experience back up your opinionated views on security practices and tradeoffs, which you love to openly debate and willingly share You're sought after for your Kubernetes security expertise and have developed complex heavily customised More ❯

Senior Information Security Engineer - 8 Month FTC Location: Leeds (Hybrid working, 1 day per month in the office) Salary: £80,000 - £90,000 (Pro-Rata) Fruition are looking for a Senior Information Security Engineer to our FTSE client on an 8-month fixed-term contract. This is a fantastic opportunity for an experienced security engineer to work on end-to-end solutions, providing security expertise from design and deployment through to operation. What you'll be doing: Collaborating with engineering & platform teams and product owners to ensure infrastructure and applications are secure by design, deployment and operation. Providing expert security guidance across business units, architects and engineers. Helping teams identify … and mitigate risks and vulnerabilities. Performing threat assessments and security analysis of architectures. Supporting the deployment of complex cloud-based solutions. Driving consistency in security practices across the organisation. Key Skills & Experience: Strong background in security engineering, with experience advising cross-functional teams. Proven ability to perform security assessments and threat modelling. Hands-on experience in More ❯

Senior Information Security Engineer - 8 Month FTC Location: Leeds (Hybrid working, 1 day per month in the office) Salary: £80,000 - £90,000 (Pro-Rata) Fruition are looking for a Senior Information Security Engineer to our FTSE client on an 8-month fixed-term contract. This is a fantastic opportunity for an experienced security engineer to work on end-to-end solutions, providing security expertise from design and deployment through to operation. What you'll be doing: Collaborating with engineering & platform teams and product owners to ensure infrastructure and applications are secure by design, deployment and operation. Providing expert security guidance across business units, architects and engineers. Helping teams identify … and mitigate risks and vulnerabilities. Performing threat assessments and security analysis of architectures. Supporting the deployment of complex cloud-based solutions. Driving consistency in security practices across the organisation. Key Skills & Experience: Strong background in security engineering, with experience advising cross-functional teams. Proven ability to perform security assessments and threat modelling. Hands-on experience in More ❯

Senior Network Security Engineer - WAF 6 months contract Up to £500 per day (Inside IR35) Fully Remote We’re looking for a Senior Network Security Engineer with strong WAF and cloud security experience to join on a 6-month contract. You will take ownership of our web application security posture, drive improvements … across our network security stack, and support key projects focused on cloud, firewall, and WAF optimisation. Key Responsibilities Lead the configuration, tuning, and optimisation of Barracuda WAF platforms Support and enhance Azure networking components including VNets, NSGs, firewalls, load balancers, and routing Work with next-generation firewalls (any major vendor) to improve security controls Monitor, investigate, and respond … to security incidents across WAF, firewalls, and cloud networking Implement and maintain secure network design patterns and best practices Collaborate with architecture, cloud, and application teams to ensure secure service delivery Produce documentation, runbooks, and provide knowledge transfer where required Essential Skills & Experience Strong hands-on experience with WAF technologies, ideally Barracuda WAF Solid understanding of Azure networking (VNets More ❯

Job Title: Senior Application Security Engineer Salary: £70,000 Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers its people to shape the future of secure digital transformation … ll be part of a business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly technical and collaborative cyber team … supported by a 24/7 external SOC - you'll research, test, and implement next-generation security solutions to safeguard data and systems. This role offers the chance to lead on application and cloud security initiatives, influence secure design standards, and mentor colleagues in best practices. Key Responsibilities Lead application and cloud security initiatives, ensuring systems and More ❯

Job Title: Senior Application Security Engineer Salary: £70,000 Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers its people to shape the future of secure digital transformation … ll be part of a business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly technical and collaborative cyber team … supported by a 24/7 external SOC - you'll research, test, and implement next-generation security solutions to safeguard data and systems. This role offers the chance to lead on application and cloud security initiatives, influence secure design standards, and mentor colleagues in best practices. Key Responsibilities Lead application and cloud security initiatives, ensuring systems and More ❯

Senior Cyber Security Engineer/Threat Intelligence Specialist Bristol (Hybrid) | Up to £81,000 + Excellent Benefits Join a leading UK law firm shaping the future of cyber resilience. About the Role My client are seekinga Senior Cyber Security Engineer/Threat Intelligence Specialist to strengthen and mature our firms cyber defence and incident … response capabilities. Youll be at the forefront of detecting, analysing and responding to evolving threats, ensuring our technical security controls and frameworks are robust, compliant, and future-ready. If you thrive in a fast-paced environment, love to hunt for threats, and enjoy taking ownership of complex challenges this role is for you. What Youll Do Lead on threat … working with Azure/Defender, Sentinel, and third-party SOCs. Investigate alerts and coordinate responses with internal IT teams and external managed SOCs. Continuously monitor, enhance, and report on security controls across cloud and infrastructure environments. Stay ahead of the latest vulnerabilities, attacker techniques, and threat trends. Collaborate with IT Operations to safeguard key business assets. Contribute to the More ❯

Job Title: Senior Microsoft Security Engineer Location: London (2 days onsite per week) Pay: £580/day (Inside IR35) Contract: 6 months We are looking for a Senior Microsoft Security Engineer with 7-10 years of experience to lead security and compliance initiatives across Microsoft 365 and Azure. You will work hands-on … with Microsoft Purview, Microsoft Defender, and Entra ID, driving enterprise security improvements and compliance at scale. Key Responsibilities: * Architect and implement DLP, Information Protection, and Data Lifecycle Management policies. * Deploy Insider Risk Management and other Purview components (eDiscovery, Communication Compliance, Audit). * Configure and manage at least two Microsoft Defender products and lead threat protection. * Apply Microsoft Entra ID … for Conditional Access, MFA, Identity Governance, and PIM. * Provide technical leadership, risk assessments, and security best practices aligned with Zero Trust principles. Requirements: * 7-10 years' experience in Microsoft security solutions. * Hands-on expertise with Microsoft Purview and at least two Defender products. * Strong knowledge of Microsoft Entra ID and enterprise identity security. * Experience implementing enterprise-level security More ❯

Fire and Security Senior Engineer (United Kingdom) V7 Recruitment are hiring for a Senior Fire and Security Engineer in the United Kingdom to work for one of our largest clients within the Fire and Security space. Benefits: Competitive basic salary Overtime, travel time and call out (if applicable). Pension Private healthcare package … + personal use Bonuses and company events Responsibilities: Service and or install of Fire Alarm, Intruder Alarm, Access Control and CCTV Systems. Qualifications: 2+ Years in a fire and security engineering position. Apply today on Indeed, or contact Billy for more information: (url removed) (phone number removed) V7 Recruitment is an equal opportunities employer and does not discriminate on More ❯

We're looking for someone that is passionate about Security Engineering with a core software engineering background to do something that is the first of its kind at this scale. We're embedding a Security Engineer directly into a product squad where you'll be building a world-class security control (our own Airlock), written in … Python and designed from the ground up. You'll start fully embedded in our Research Enablement squad, acting as both Security SME and Software Engineer. Over time, your role will evolve into a roughly 50/50 split between hands-on coding and broader security engineering across the organisation. We're looking for someone with a strong software … engineering mindset, a love of automation, and the ability to balance technical ambition with pragmatic delivery. If you've built security tools in product-led environments, this is your chance to do it again, but in an environment that is striving to deliver a positive impact to millions of people. At Our Future Health, our mission is to transform 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 … organisation. This 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 More ❯

Job Title: Senior Microsoft Security Engineer Location: London (2 days onsite per week) Pay: £580/day (Inside IR35) Contract: 6 months We are looking for a Senior Microsoft Security Engineer with 7-10 years of experience to lead security and compliance initiatives across Microsoft 365 and Azure. You will work hands-on More ❯

Senior Cyber Security Engineer/Threat Intelligence Specialist Bristol (Hybrid) Up to £81,000 + Excellent Benefits Join a leading UK law firm shaping the future of cyber resilience. About the Role My client are seekinga Senior Cyber Security Engineer/Threat Intelligence Specialist to strengthen and mature our firms cyber defence and incident More ❯

Please note this is for London, UK. You only need toapply to one location if there are multiple listed for the job. Apply Now The Work As a Senior Security Engineer, you will help Ripple design and build secure applications and infrastructure at scale. You will work closely with different Engineering teams to ensure we are building … securely to protect our business and our customers. What You'll Do Be a security advocate and domain expert within the organization and be able to communicate security risk and concepts to both technical and non-technical audiences. Lead initiatives with Engineering teams to optimize threat models and mitigate risks. Encourage a positive security culture across the … Engineering organization. Relentlessly champion for security outcomes on behalf of our customers. Work with other engineering leaders to embed security into day-to-day development processes. Help proactively assess security risk through product deep dives, threat modeling, and design, architecture and implementation reviews. Review and improve existing security processes related to product assessments, pen testing, and More ❯

Job Title: Senior Application Security EngineerSalary: £70,000Location: Reading/remote About the Organisation Join a fast-growing UK technology and consulting firm that's investing heavily in cutting-edge cyber security. With a strong focus on innovation, collaboration, and professional development, this company empowers its people to shape the future of secure digital transformation across a wide … ll be part of a business that values expertise, agility, and doing the right thing - where everyone has the opportunity to make a genuine impact. About the Role The Senior Application Security Engineer will play a key role in protecting the organisation's infrastructure, cloud platforms, and applications. Working within a highly technical and collaborative cyber team … supported by a 24/7 external SOC - you'll research, test, and implement next-generation security solutions to safeguard data and systems. This role offers the chance to lead on application and cloud security initiatives, influence secure design standards, and mentor colleagues in best practices. Key Responsibilities Lead application and cloud security initiatives, ensuring systems and More ❯

Senior Software Engineer, Product Security Engineering page is loaded Senior Software Engineer, Product Security Engineeringlocations: London, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: RThe LSEG DevSecOps Engineering team inside the cyber security division is looking for Senior Software Engineers to build tools and automations to help secure software development … for thousands of developers across the group. You will be working as part of a geographically distributed remote team comprising of security engineers and software engineers. Our team's mission is to allow engineers to embed security best practices frictionlessly as part of their day to day work. The ideal candidate will have the following skills: Deep understanding … of cyber security principles, secure software development, and threat modeling Experience conducting security assessments, code reviews, and vulnerability management across diverse technology stacks Experience in building full-stack products (web applications, APIs, CI tooling or low-level software) Hands-on experience with cloud technologies (AWS, GCP, Azure) and containers (Docker, Kubernetes), with a focus on security Familiarity More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud … and AI-driven scams. In this role, you will be the owner of our most critical, user-facing feature: the Telco-Verified Security Shield. You will be responsible for the magic moment of our product, delivering an instant, network-verified trust indicator to a user's device in the moments before they answer the call. This is not a … our product, working at the intersection of native mobile engineering, Real Time data processing, and client-side security. This position offers a unique opportunity to build a category-defining security product from the ground up, leveraging proprietary, network-level data that no pure-OTT competitor can access. Key ResponsibilitiesNative OS Integration & Performance Architect, build, and own the entire native More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud … and AI-driven scams. In this role, you will be the owner of our most critical, user-facing feature: the Telco-Verified Security Shield. You will be responsible for the magic moment of our product, delivering an instant, network-verified trust indicator to a user's device in the moments before they answer the call. This is not a … our product, working at the intersection of native mobile engineering, real-time data processing, and client-side security. This position offers a unique opportunity to build a category-defining security product from the ground up, leveraging proprietary, network-level data that no pure-OTT competitor can access. Key Responsibilities Native OS Integration & Performance ? Architect, build, and own the entire More ❯

Senior SecOps Engineer Location – London (4 days per week in London) Salary - £80-90k + Bonus + Benefits Currently working with a global InsureTech firm who are looking to hire a Senior SecOps Engineer to compliment their established yet growing internal Cyber Defence capability. This is a wide ranging role where you'll be responsible … detection rules and enhancing their monitoring infrastructure and tooling. This is a cloud-native SOC capability, based in Azure with a big emphasis on the Microsoft E5 suite of security monitoring and detection tooling. Experience configuring, fine-tuning and managing this tooling will be essential, as well as the ability to enhance and automate where possible using KQL. This … specialist with experience of both SecOps Analysis and Engineering to join an established yet growing firm at a crucial point as they completely build out their Information and Cyber Security capability. Key Responsibilities: Act as a lead and technical escalation point on the most complex incidents and investigations. Develop and engineer new detection rules, automating monotonous tasks where More ❯

Senior SecOps Engineer Location – London (4 days per week in London) Salary - £80-90k + Bonus + Benefits Currently working with a global InsureTech firm who are looking to hire a Senior SecOps Engineer to compliment their established yet growing internal Cyber Defence capability. This is a wide ranging role where you'll be responsible … detection rules and enhancing their monitoring infrastructure and tooling. This is a cloud-native SOC capability, based in Azure with a big emphasis on the Microsoft E5 suite of security monitoring and detection tooling. Experience configuring, fine-tuning and managing this tooling will be essential, as well as the ability to enhance and automate where possible using KQL. This … specialist with experience of both SecOps Analysis and Engineering to join an established yet growing firm at a crucial point as they completely build out their Information and Cyber Security capability. Key Responsibilities: Act as a lead and technical escalation point on the most complex incidents and investigations. Develop and engineer new detection rules, automating monotonous tasks where More ❯