1 to 25 of 35 Remote/Hybrid Security Engineer Jobs in the South East

World Class Defence Organisation is currently looking to recruit a Cyber Security Engineer subcontractor on an initial 24 month contract. People from a background working as a Cyber Security Engineer, SOC Engineer, SOC Analyst, Senior SOC Analyst, Cyber Security Analyst, Security Operations Engineer, SIEM Engineer, SIEM Analyst, Threat Detection Engineer, Security Infrastructure Engineer would be well suited to this position. Rate: £92.11 per hour Location: Stevenage Hybrid/Remote working: Onsite 5 days per week Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week ...

Senior Cyber Security Engineer Location: Farnborough, UK Security Clearance Level: DV Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our mission and our values guide the way we do business. The foundation … bound together by our conviction that ethics and integrity are core to how we operate. In this role, you will be a trusted security practitioner, working with minimal direction on a critical programme and helping to raise the security bar across engineering and operations. Because ...

Senior Cyber Security Engineer Location: Farnborough, UK Security Clearance Level: DV Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our mission and our values guide the way we do business. The foundation … bound together by our conviction that ethics and integrity are core to how we operate. In this role, you will be a trusted security practitioner, working with minimal direction on a critical programme and helping to raise the security bar across engineering and operations. Because ...

Security Engineer - MS Defender, MS Sentinel, Azure ID/Entra ID , M365 E5 Location: Milton Keynes (Hybrid - 2 Days Onsite) Contract Type: Outside IR35 Day Rate: Up to £700 per day Duration: Initial 6 Months (with potential extension) Role Overview We are seeking an experienced Security Engineer to support and enhance our Microsoft security capabilities across infrastructure, cloud, identity, and business applications. This is a hands-on contract opportunity for a security professional with strong expertise across the Microsoft security stack, including Defender XDR, Microsoft Sentinel, Entra ID, and Dynamics 365. The successful ...

Cyber Security Engineer | Hybrid | Dartford My client is a fast-growing, forward-thinking organisation with a strong presence across the UK and international markets. The business has a large and diverse workforce and is continuing to invest heavily in technology, security and operational excellence. The Role … looking for a passionate and hands-on Cyber Security Engineer to join an expanding IT team and play a key role in enhancing the organisation’s security posture across on-premises and cloud environments. This is a great opportunity for someone who thrives on solving complex security ...

Lead Product Security Engineer – Defence Systems Location: Luton, Bedfordshire – Hybrid (approximately 4 days on-site per week) Rate: £92.50 per hour Umbrella (Inside IR35) Contract: 6 months initially Clearance: Active SC minimum (DV desirable) Nationality: Sole British nationality required due to security restrictions on the programme … Opportunity We are recruiting for two experienced Lead Product Security Engineers to support the design, development and delivery of complex, bespoke defence and military systems. This is a hands-on, engineering-focused Product Security position, working directly alongside systems, hardware and software engineering teams to ensure security ...

Security Infrastructure Engineer £675 per day | Inside IR35 | Contract (6 months to start) Active SC Clearance Required (DV Preferred) Frimley, Surrey (On-site) A leading defence-focused organisation is looking for a Security Infrastructure Engineer to support the design, deployment, and maintenance of security infrastructure … high-profile Defence programme and offers the opportunity to work across a broad range of technologies including cloud hosting, networking, virtualisation, containerisation, and enterprise security tooling. You'll work closely with technical teams and stakeholders to design secure solutions, deploy new capabilities, enhance existing environments, and improve overall security ...

systems with the information and control systems required by the aircrew to meet the demanding operational needs of these aircraft. Job Description Join our security engineering team and help deliver future combat-air capability as part of the GCAP programme. You will work on complex, safety-critical mission-computing … systems, embedding security into the product architecture and engineering lifecycle. Working alongside specialists across systems, software, hardware, safety and certification, you will help ensure that security risks are identified, understood and addressed through robust engineering solutions. This is an opportunity to influence the design of advanced airborne technology ...

Description: Your Impact Would you like the opportunity to work on some of the UK's most progressive defence programmes, influencing the security of ground-breaking technologies that will help protect national security for years to come? In return, you'll join a collaborative team of experts committed … technical excellence and continuous advancement. Our Integrated Sensors and Protection Systems (ISP) Design Integrity team is looking for a Principal Security Engineer to secure the next generation of defence protection systems. Working closely with engineering specialists, you'll ensure that security is embedded throughout the product lifecycle ...

Cloud Security Engineer £650pd Inside IR35 Contract SC Clearance Required (Used Within Last 12 Months) Hybrid Working Occasional London Travel Start Date: November 2026 Contract Until March 2027 A leading consultancy is seeking an experienced AWS Cloud Security Engineer to support a major Home Office programme ...

systems with the information and control systems required by the aircrew to meet the demanding operational needs of these aircraft. Job Description Join our security engineering team and help deliver future combat-air capability as part of the GCAP programme. You will work on complex, safety-critical mission-computing … systems, embedding security into the product architecture and engineering lifecycle. Working alongside specialists across systems, software, hardware, safety and certification, you will help ensure that security risks are identified, understood and addressed through robust engineering solutions. This is an opportunity to influence the design of advanced airborne technology ...

Vocative Ltd in Reading is seeking a Junior Security Engineer to join our hybrid, permanent team. This entry-level role focuses on cloud security and daily security hygiene within a Windows estate, using CrowdStrike and Defender. You'll work with the infrastructure team to learn Azure … broader cloud security, patching, vulnerability scanning, and scripting—with support to grow into a security engineering role. #J-18808-Ljbffr ...

Vincere is seeking a Cyber Security Engineer to join our IT team in a hybrid role based in Dartford. You will protect critical systems across on-prem and cloud environments and lead security projects to improve the organisation's security posture. You will implement and manage … security tools such as EDR and SIEM, perform risk assessments, and deliver security awareness training. Collaboration with IT, development and third parties is essential to embed security in projects. #J-18808-Ljbffr ...

Genomics plc is hiring a Senior Application Security Engineer to own application security end-to-end across multi-tenant, AI-enabled data platforms. You will lead threat modelling, design reviews, and build secure tooling, patterns, and CI/CD guardrails. You will secure tenant isolation, authentication … least privilege while working with product teams and the MystraAI/ML groups. Ideal candidates have production-level security experience, hands-on cloud and container security, and practical #J-18808-Ljbffr ...

Gatwick Airport Limited is seeking a Senior Cyber Security Engineer to lead the operation, optimisation and continuous improvement of Cyber Security technologies across London Gatwick. You will reduce organisational risk through effective security controls, vulnerability management, and security-by-design practices. The role is office ...

General Dynamics Mission Systems in the UK is seeking a product and systems security engineer to embed security into complex airborne mission systems as part of the GCAP programme. You will develop security requirements, conduct threat modelling, support secure architectures, and produce evidence for accreditation, collaborating ...

CloudyIT is seeking a Microsoft 365 Security Engineer to strengthen security across Microsoft 365 for UK clients, with a focus on identity, devices and data protection. The role sits at the Buckingham office with flexible remote working. You will assess configurations, implement security controls such ...

Leidos is seeking a Senior Cyber Security Engineer (DV) to support defence programs from our Farnborough site, with opportunity for remote work. You will design, implement and assure security across on‐prem and cloud environments, applying recognised standards (NIST, CIS) and security as code practices. … clearance is required for this UK role. The role involves vulnerability management, incident response leadership and collaboration with engineering teams to maintain security postures and #J-18808-Ljbffr ...

Gatwick Airport Limited is seeking a Senior Cyber Security Engineer to lead the operation, optimisation and continuous improvement of security technologies across hybrid environments. You will own toolsets, set standards and act as the security SME on IT and business projects. The role requires cloud/… endpoint security expertise, threat modelling, and strong communication to both technical and non-technical stakeholders. A flexible, office-first hybrid model supports collaboration and delivery. #J-18808-Ljbffr ...

client is an International Investment Bank who are urgently recruiting for a PKI Security Engineer with strong knowledge of Cryptography, Certificate Lifecycle Management (CLM) and familiarity with PQC (Post Quantum Cryptography) to play a key role on a business-critical Security Programme. The role will focus … wide Certificate Lifecycle Management (CLM) platform across multiple business entities, while helping shape the organisation's broader PKI and cryptography strategy. Working closely with security, infrastructure, cloud and application teams, you will drive certificate automation, strengthen security controls and support the organisation's future post-quantum cryptography readiness. ...

Gatwick Airport Limited seeks a Senior Cyber Security Engineer to lead the operation, optimization and continuous improvement of cyber security technologies and services, reducing risk with effective controls and security-by-design practices. The role operates in a hybrid office model at London Gatwick, requiring three ...

Leidos seeks a Senior Cyber Security Engineer (DV) to support a critical MOD programme from Farnborough with optional remote work. You will design, implement and assure security across infrastructure, platforms and applications, including cloud services, and lead incident response efforts. You will apply recognised standards (NIST … STIG) and security frameworks, mentor colleagues, and drive continuous improvements in vulnerability management, configuration and governance across the #J-18808-Ljbffr ...

Hyra in Reading is seeking a Junior Security Engineer (Infrastructure and Cloud) for a hybrid, permanent role. You will be hands-on with cloud security, focusing on Windows patching and monitoring CrowdStrike while learning Azure and broader cloud security engineering. The role rewards curiosity and drive … with the infrastructure team guiding your growth and helping you understand the estate and security hygiene on a daily basis. #J-18808-Ljbffr ...

General Dynamics United Kingdom Limited is seeking a product and systems security engineer to join the GCAP programme in Hastings. You will embed security into airborne mission systems across the engineering lifecycle and work with cross-disciplinary teams to deliver robust security solutions. The role focuses … threat modelling, security requirements, and accreditation support, with a flexible hybrid working arrangement across office and home-based hours. #J-18808-Ljbffr ...

Leonardo UK Ltd is seeking a Principal Security Engineer to secure next‐gen defence protection systems across the product lifecycle. You will define security requirements and guide cross‐functional teams to embed security by design. You will bring experience with ISO27001/27004/… NIST RMF, and you will work within a hybrid setup in the UK, contributing to resilient, compliant security solutions for national defence programmes. #J-18808-Ljbffr ...