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227 security engineer jobs found

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Contract Spy
Jul 16, 2026
Duration not stated
Mobile Security Engineer at Derisk 360, London/Remote, £Contract Rate
Contract Spy Hybrid (London, UK)
We’re Hiring: Mobile Security Engineer Experience: 8+ Years Location: Bristol / London, UK (Hybrid – Onshore) Employment Type: Contract (Inside IR35) Company: Derisk360 Preferred: Immediate Joiners (0–15 Days Notice Period) Are you passionate about securing mobile applications and protecting enterprise platforms from emerging threats? Join Derisk360 as a Mobile Security Engineer and help strengthen the security posture of mobile applications through security assessments, threat modelling, and secure engineering practices. What You'll Do: Conduct regular reviews of mobile application security posture using hands-on security assessment techniques. Perform threat modelling and recommend appropriate mitigation strategies for mobile platforms. Develop and maintain penetration testing tools, scripts, security policies, and procedures. Assess and improve the security of Android and iOS applications. Collaborate with development...
Contract Spy
Jul 15, 2026
Duration not stated
Security Engineer (SIEM) – SC Eligible at ByDesign Secure, London, £625 per day
£625 per day
Contract Spy London, UK
Full job description This role is delivered within secure environments. Candidates must be eligible for UK Security Clearance (SC and DV) and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we design and deliver secure-by-default digital platforms for high‑assurance environments. We are currently building a new secure cloud platform based on Google Distributed Cloud (GDC) and are looking for a Security Engineer (SIEM) to lead the design and implementation of its security monitoring and observability capabilities. This role offers the opportunity to build a SIEM capability from the ground up, influence security architecture decisions, and directly support SOC operations protecting critical public‑sector services. About the Opportunity As a Security Engineer (SIEM) at ByDesign Secure, you will be responsible for building and enhancing our security monitoring and detection capabilities across complex environments. You will design...
Contract Spy
Jul 15, 2026
Duration not stated
Cloud Security Engineer – SC Eligible at ByDesign Secure, London, £650 per day
£550 - £650 per day
Contract Spy London, UK
Full job description This role is delivered within secure environments. Candidates must be eligible for UK SC and DV clearance and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help architect a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in "billing by the hour" or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future...
Contract Spy
Jul 08, 2026
Duration not stated
Cloud Security Engineer – SC Eligible at ByDesign Secure, London, £650 per day
£650 per day
Contract Spy London, UK
This role is delivered within secure environments. Candidates must be eligible for UK SC and DV clearance and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help architect a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in "billing by the hour" or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of sovereign security, we want to...
Contract Spy
Jul 08, 2026
Duration not stated
Security Engineer (SIEM) – SC Eligible at ByDesign Secure, London, £625 per day
£625 per day
Contract Spy London, UK
This role is delivered within secure environments. Candidates must be eligible for UK Security Clearance (SC and DV) and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we design and deliver secure-by-default digital platforms for high‑assurance environments. We are currently building a new secure cloud platform based on Google Distributed Cloud (GDC) and are looking for a Security Engineer (SIEM) to lead the design and implementation of its security monitoring and observability capabilities. This role offers the opportunity to build a SIEM capability from the ground up, influence security architecture decisions, and directly support SOC operations protecting critical public‑sector services. About the Opportunity As a Security Engineer (SIEM) at ByDesign Secure, you will be responsible for building and enhancing our security monitoring and detection capabilities across complex environments. You will design and maintain SIEM use cases,...
Contract Spy
Jul 06, 2026
Duration not stated
Network Security Engineer – Vulnerability Management (Tufin & RSA).at Xoriant, London Canary Wharf, £Contract Rate
Contract Spy London Area, United Kingdom
Job Title: Network Security Engineer – Vulnerability Management (Tufin & RSA). Canary Wharf, UK Long Term Contract (Inside IR35) Hybrid (2 days a week)   Job Overview We are hiring a Network Security Engineer with strong expertise in Vulnerability Management, network security, and remediation practices . The ideal candidate should have hands-on experience with Tufin for firewall policy management and RSA Authentication Manager for secure access/authentication controls. The role involves identifying vulnerabilities, assessing risks, and driving effective remediation across enterprise environments. Key Responsibilities Identify, analyze, and manage network and system vulnerabilities across the environment Understand vulnerability impact and recommend appropriate fixes, remediation, and mitigation strategies Work closely with infrastructure and security teams to ensure timely closure of vulnerabilities...
Contract Spy
Jul 01, 2026
Duration not stated
Cloud Security Engineer – SC Eligible – Government Projects at ByDesign Secure, London, £650 a day
£650 per day
Contract Spy London, UK
This role is delivered within secure environments. Candidates must be eligible for UK SC and DV clearance and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help architect a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in "billing by the hour" or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of sovereign security, we want to talk...
Contract Spy
Jul 01, 2026
Duration not stated
Security Engineer (SIEM) – SC Eligible – Government Projects at ByDesign Secure, London, £625 a day
£625 per day
Contract Spy London, UK
This role is delivered within secure environments. Candidates must be eligible for UK Security Clearance (SC and DV) and hold UK Citizenship. Opening: Join the Mission At ByDesign Secure, we design and deliver secure-by-default digital platforms for high‑assurance environments. We are currently building a new secure cloud platform based on Google Distributed Cloud (GDC) and are looking for a Security Engineer (SIEM) to lead the design and implementation of its security monitoring and observability capabilities. This role offers the opportunity to build a SIEM capability from the ground up, influence security architecture decisions, and directly support SOC operations protecting critical public‑sector services. About the Opportunity As a Security Engineer (SIEM) at ByDesign Secure, you will be responsible for building and enhancing our security monitoring and detection capabilities across complex environments. You will design and maintain SIEM use cases,...
Contract Spy
Jun 23, 2026
Duration not stated
Senior Security Engineer (Contract) at Orbital, London, £Contract Rate
Contract Spy London, UK
We’re on a mission to make real estate transactions smarter, faster, and friction-free. Real estate is the world’s largest asset class , yet the legal processes and tools behind it remain slow, manual, and underinvested. Lawyers must review dense documents line by line and piece together information across silos, all while clients demand faster, more transparent due diligence. That's where we come in. Orbital Copilot is the AI assistant built exclusively for commercial real estate law. Developed with former practicing real estate lawyers, it accelerates complex due diligence by up to 70% while delivering legal-grade precision. We’ve just raised a $60m Series B to accelerate our UK/US expansion. We're trusted by leading firms like Goodwin and BCLP to remove the busywork so legal teams can focus on what they do best: applying sharp legal judgment, delivering standout client service, and getting deals over the line faster....
Contract Spy
Jun 17, 2026
Duration not stated
Cyber Security Engineer at Bytespoke, UK, £Contract Rate
Contract Spy UK
Job Title: Cyber Security Specialist Location: Leeds / Manchester / Bristol / Halifax / Edinburgh, UK (Onsite) Experience: 6+ Years Employment Type: Contract   Job Summary We are seeking an experienced Cyber Security Architect to join our team in the UK. The ideal candidate will be responsible for designing, implementing, and governing secure enterprise architectures while ensuring compliance with security standards, regulatory requirements, and business objectives. The candidate should possess strong expertise across security domains, cloud technologies, network security, and risk management. Key Responsibilities Design and develop secure enterprise and solution architectures aligned with business objectives. Conduct security assessments, threat modeling, and risk analysis for new and existing systems. Define security standards, frameworks, and best practices across enterprise platforms. Collaborate with infrastructure, application,...
Contract Spy
Jul 16, 2026
6 Months or more
Cyber-Security/Information Security Senior Threat Modeler at Deloitte, Belfast, 6 Months, £Competitive Day Rate
Contract Spy Belfast, UK
Role: Senior Threat Modeler Location: London / Belfast Start Date: ASAP End Date: 6 Months Daily Rate: Competitive Day Rate, Inside IR35 Payroll provider – Rockford Payroll Info for Contingent Workers – Rockford Pay Responsibilities Threat Modeling using a documented process. Development of automation tools as required. Maintain a high standard of work in identifying threats and specifying mitigating controls. Attending to the lifecycle of identified threats and controls. Delivery of threat models and supporting tasks within existing timeframes. Provide feedback, support, and improvements to the existing threat modeling process. Present work to seniors, the team, and other technical teams. Train newer members of the team Supervise junior members of the team Run parts of our threat model service Work with little supervision to complete work Develop, test, and deploy secure and efficient Python-based...
Contract Spy
Jul 16, 2026
6 Months or more
Cyber-Security/Information Security Senior Threat Modeler at Deloitte, London, 6 Months, £Competitive Day Rate
Contract Spy London, England, United Kingdom
Role: Senior Threat Modeler Location: London / Belfast Start Date: ASAP End Date: 6 Months Daily Rate: Competitive Day Rate, Inside IR35 Payroll provider – Rockford Payroll Info for Contingent Workers – Rockford Pay Responsibilities Threat Modeling using a documented process. Development of automation tools as required. Maintain a high standard of work in identifying threats and specifying mitigating controls. Attending to the lifecycle of identified threats and controls. Delivery of threat models and supporting tasks within existing timeframes. Provide feedback, support, and improvements to the existing threat modeling process. Present work to seniors, the team, and other technical teams. Train newer members of the team Supervise junior members of the team Run parts of our threat model service Work with little supervision to complete work Develop, test, and deploy secure and efficient Python-based...
Contract Spy
Jul 16, 2026
Duration not stated
Firewall Engineer - Checkpont at WWT EMEA UK LIMITED, City of London, £Contract Rate
Contract Spy Remote (City of London, London, UK)
World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome. World Wide Technology EMEA is looking for an experienced Firewall Security Engineer with strong skills in Checkpoint to support our clients network security infrastructure. The ideal candidate has strong hands-on experience with Check Point firewalls and a solid understanding of enterprise network security. Key Responsibilities: Install, configure, and maintain Check Point firewalls (Gaia OS, Security Gateways, Management Servers) Manage security policies, NAT rules, VPNs (Site-to-Site and Remote Access), and access control lists Monitor firewall performance, logs, and alerts using SmartConsole / SmartEvent / SmartLog Troubleshoot connectivity, routing, and security-related incidents Perform firmware/software upgrades and patch management (Jumbo...
Contract Spy
Jul 09, 2026
Duration not stated
Firewall Engineer - Checkpont at WWT EMEA UK LIMITED, City of London, £Contract Rate
Contract Spy Remote (City of London, London, UK)
World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome. World Wide Technology EMEA is looking for an experienced Firewall Security Engineer with strong skills in Checkpoint to support our clients network security infrastructure. The ideal candidate has strong hands-on experience with Check Point firewalls and a solid understanding of enterprise network security. Key Responsibilities: Install, configure, and maintain Check Point firewalls (Gaia OS, Security Gateways, Management Servers) Manage security policies, NAT rules, VPNs (Site-to-Site and Remote Access), and access control lists Monitor firewall performance, logs, and alerts using SmartConsole / SmartEvent / SmartLog Troubleshoot connectivity, routing, and security-related incidents Perform firmware/software upgrades and patch management (Jumbo...
Contract Spy
Jul 02, 2026
Duration not stated
Firewall Engineer - Checkpont - Contract - Remote at WWT EMEA UK LIMITED, City of London, £Contract Rate
Contract Spy Remote (City of London, London, UK)
World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome. World Wide Technology EMEA is looking for an experienced Firewall Security Engineer with strong skills in Checkpoint to support our clients network security infrastructure.  The ideal candidate has strong hands-on experience with Check Point firewalls and a solid understanding of enterprise network security. Key Responsibilities: Install, configure, and maintain Check Point firewalls (Gaia OS, Security Gateways, Management Servers) Manage security policies, NAT rules, VPNs (Site-to-Site and Remote Access), and access control lists Monitor firewall performance, logs, and alerts using SmartConsole / SmartEvent / SmartLog Troubleshoot connectivity, routing, and security-related incidents Perform firmware/software upgrades and patch management (Jumbo HFAs) Implement...
Contract Spy
Jun 29, 2026
6 Months or more
SOC Engineer - Splunk | Cribl - SC Cleared at Layer7, London, 6 Months, £550 per day
£550 per day
Contract Spy London, UK
Location: London (Hybrid - 2 days per week onsite) Work Pattern: Hybrid - 2 days per week onsite in London Duration: 6 months initially Rate: £550 per day IR35 Status: Outside IR35 Clearance: Active SC Clearance Overview This is an Outside IR35 contract - a genuinely attractive opportunity offering strong take-home pay for a specialist SOC Engineer with deep Splunk and Cribl expertise. We are seeking an SOC Engineer to design, build and optimise the security data pipeline underpinning a UK public sector Security Operations Centre. This is a hands-on engineering role centred on Cribl Stream and Splunk Enterprise Security: you will own end-to-end log onboarding, shape and route telemetry through Cribl, and ensure high-quality, normalised data lands in Splunk to drive reliable detection. Working alongside SOC analysts and wider engineering teams, you will improve detection coverage, control ingest cost, and support secure-by-design delivery...
Contract Spy
Jun 22, 2026
Duration not stated
Contract AI Software Engineer at GlobalLogic UK&I, London, £Contract Rate
Contract Spy London, UK
We are GlobalLogic, a Hitachi Group Company and a leader in digital engineering. We help brands across the globe design and build innovative products, platforms, and digital experiences for the modern world. By integrating experience design, complex engineering, and data expertise - we help our clients imagine what's possible and accelerate their transition into tomorrow's digital businesses. At GlobalLogic, we have a strong track record of successfully delivering ground-breaking Cloud, Data & Digital Transformation programmes and we have an international reach working with a wide variety of projects and customers. Our approach enables companies to build the exceptional and be fit for purpose in the 21st century. We are seeking to hire an experienced Contract Software Engineer/AI Platform Software Engineer into our project team. This is a 12 month assignment (inside IR35), to start 2-4 weeks. This is a hands on, high impact role at the intersection of AI governance,...
Contract Spy
Jun 19, 2026
up to 6 Months
Devops Engineer at eappstechnologies, Sheffield, 3Months +, £Negotiable Rate
Contract Spy Sheffield, United Kingdom
Anvole is urgently seeking Devops Engineer for Coforge/HSBC. Please share your C.V. (see below) if you are interested. Job title: Devops Engineer Client: Coforge/HSBC Location: Sheffield , UK Work mode: Hybrid - 3 days weekly from office Day rate: Negotiable ( Inside IR35 ) About the role: DevOps Engineer Our Technology teams work closely with our global businesses to design and build digital services that allow millions of our customers around the world to bank quickly,'simply?and securely. We run and manage our technology infrastructure, cloud and core banking systems that power the world's leading international bank, with one of the largest technology estates in the industry.? Enable reliable, secure, and repeatable delivery of IAM platform changes by building and running CI/CD, infrastructure/configuration automation, and observability for systems including Microsoft Identity Manager (MIM) and related .NET/SQL components. You'll partner with...
Contract Spy
Jun 17, 2026
6 Months or more
AI Platform Engineer at GlobalLogic, London, 12 Months, £Contract Rate
Contract Spy London, UK
About the job   We are seeking to hire an experienced Contract Technical Lead / Lead AI Platform Engineer (Contract) into our Engineering Practice. This is a 12 month assignment (inside IR35), to start 2-4 weeks.   This is a hands on, high impact role at the intersection of AI governance, distributed systems, observability, and platform engineering to lead technical delivery for an AI centralised platform - Control Tower.   We’re looking for a Technical Lead to drive the end to end build of this platform, shape its architecture, and partner with deep technical SMEs across the business to ensure AI systems operate with the highest levels of performance, security, and responsible oversight.   What We’re Looking For You’ll bring a blend of strong engineering foundations, platform ownership experience, and an enthusiasm for safe and scalable AI. Specifically: Strong engineering foundations, with experience...
Contract Spy
Jul 10, 2026
Duration not stated
Business Analyst (BA): Technical – SC Eligible at ByDesign Secure, London, £575 per day
£575 per day
Contract Spy London, UK
This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world‑class security shouldn't be an afterthought— it should be the foundation. We are an independent, outputs‑based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross‑government secure IT system. This is an exciting opportunity to contribute to the design and consumption of a private cloud environment from the ground up and help modernise the end‑user services that support national decision‑making. We don’t believe in “billing by the hour” or rigid hierarchies; we are a lean, expert team focused on delivering high‑impact outcomes. If you are a self‑starter who thrives on autonomy and wants to see your analysis, insights, and business decisions shape the...
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