23 of 23 Contract Security Specialist Jobs

Information Assurance & Cyber Security Specialist - Inside IR35 Must Have SC Clearance Contract: 01/11/2025 - 30/04/2026 Location: On-site with flexibility | Security Clearance: SIFA Level 5 Rate: £550 per day (Inside IR35) Role Overview We are seeking a highly skilled Information Assurance & Cyber Security Specialist to support critical HMG … and Defence-related projects. This role requires deep expertise in system security, risk management, and accreditation, alongside strong collaboration skills to work with both client stakeholders and delivery partners. The successful candidate will play a key role in safeguarding sensitive systems, ensuring compliance with HMG policies, and managing the accreditation lifecycle, while supporting operational priorities and security governance … activities. Key Responsibilities Lead on HMG systems, information, and security risk management , providing expert accreditation and assurance. Conduct Information Assurance risk assessments and complete Privacy & Regulatory Impact Assessments . Provide security accreditation, waivers, and go-live approvals in line with delegated authority and client risk appetite. Deliver monthly IA risk and issue briefings to Senior Leadership Team (SLT More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments. This … role focuses on protecting critical infrastructure (e.g., defence platforms, energy networks) using advanced cloud security practices. The ideal candidate will bring expertise in OT cybersecurity, cloud architecture, and HPC integration, with a proven track record in high-assurance settings. This is a long-term opportunity to shape secure, resilient solutions for national security priorities. Key Responsibilities Design and … OT systems (e.g., SCADA, PLCs) integrated with cloud platforms (AWS, Azure GovCloud). Conduct threat, vulnerability, and risk assessments (TVRA) for OT/cloud hybrid environments. Develop and enforce security policies aligned with IEC 62443, NIST 800-82, and JSP 440 standards. Collaborate with stakeholders to embed security by design in OT/cloud deployments, including HPC clusters. More ❯

Security Control Assessment - Security Control Testing - IT Audit - 3 month contract + (Umbrella engagement only) Due to additional demand, I have an immediate contract role for an experienced Security Controls Assessment Specialist to join a busy Fintech client. This is part of an ongoing programme and extensions on the original contract are anticipated. You will develop … and execute security control testing to assess how effectively technical and procedural security controls are functioning. You will be ensuring results are reliable, repeatable, and meet regulatory and industry benchmarks. Working within an agile environment, you'll engage with multiple stakeholders to support continuous improvement of the control testing programme. I am therefore keen to speak with candidates … who have: A proven background in Security Control Assesment & Testing/IT Audit for large corporate clients. Big 4 accounting experience preferred. Professional certifications in CISA, CISM, CISSP, ISO 27001 Lead Auditor, or equivalent would be preferred Familiarity with frameworks such as NIST 800-53, ISO 27001/27002, CIS, COBIT Strong skills in security control tools like More ❯

Security Policy Writing - Government - London Hybrid (2 days onsite) - DV/SC Clearance - eligible for DV I have an immediate opportunity for a Security Policy Specialist to join a major cyber security initiative for our government client. This is a high-impact role requiring someone who can take ownership of tasks, work independently, and deliver results … nationality and preferably have active DV clearance or alternatively, active SC clearance and eligibility to go through DV vetting. You'll be responsible for reviewing and improving existing information security policies, as well as developing new ones that align with organisational goals, regulatory requirements, and industry best practice. The role involves both strategic thinking and hands-on delivery, with … regular stakeholder engagement and agile governance. I am therefore keen to speak with candidates who have: Strong background in information and cyber security policy within government or regulated environments. Experience in policy writing and delivery across multiple organisational levels. Ability to work take initiative and ownership of tasks as well as manage priorities efficiently. Familiarity with frameworks such as More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

OT Cyber Security Cloud Specialist - Freelance (Contract) Location : Hybrid Position : Freelance/Contract, 6-12 months Clearance : Active DV or eDV required; UKIC or Reservist background About the Role We are seeking a highly skilled OT Cyber Security Cloud Specialist to support our defence client in securing Operational Technology (OT) systems integrated with cloud environments click More ❯

Principal Cyber Security & Infrastructure Specialist £51,473 – £57,575 | 6-month fixed term | Hybrid with flexibility Are you a seasoned cyber security professional looking for your next challenge? This is a rare opportunity to join a forward-thinking public sector organisation as they modernise their digital infrastructure and strengthen their security posture. You'll be stepping … Working within a stimulating, dynamic environment, you'll help shape the future of how this organisation protects and serves its stakeholders. What you'll be doing Lead operational cyber security initiatives across hybrid cloud and on-premises environments Architect and implement secure, modern infrastructure solutions Act as the go-to security advisor, providing strategic guidance to stakeholders Serve … as the trusted escalation point for complex security challenges Drive vendor relationships, working with suppliers and contractors Mentor and influence colleagues, fostering a security-first culture across the organisation What you bring to the role Strong technical knowledge in cyber security and infrastructure (cloud and on-prem). Experience working independently to solve complex technical problems. Confidence More ❯

Description: Scope of Work: The Security Assurance Co-ordinator (specialist) will be responsible for delivering the following outcomes and deliverables Outcomes: Deliver an advisory specialist service to the project delivery function. Purpose: Assess the [assignment] project security posture, through the phases of project delivery and articulate the remediation activity via production of the Secure-By-Design … self-assessment tracker. For each project, main activities for the co-ordinator, collaborating with technical and security, will include the following: 1) Commence the registration of the Project to adopt Secure by Design 2) Capture business objectives and user needs 3) Ensure security is captured in the business case. Ensuring cyber security is captured in the business … case, will enable further resources to be identified. 4) Update the Secure by Design Self-Assessment Tracker 5) Source evidence to support the security position and statements for the project 6) Track secure by design confidence profile to ensure cyber security remains integral as the service evolves. 7) Ensure specific security roles and responsibilities are assigned More ❯

Summer-Browning Associates is currently supporting our central government client, who is seeking a Security Assurance Co-Ordinator for an initial twelve-month assignment with the option to extend. Location: Hybrid working - Milton Keynes About the role: You will be responsible for assessing the project security posture, through the phases of project delivery and articulate the remediation activity … via production of the Secure-By-Design self-assessment tracker. The ideal candidate will hold Active SC clearance and have a strong background in delivery Security Assurance support, with the following skills and experience: Experience of producing Secure-By-Design assessments (Risk Assessment Papers, Risk Treatment Plan, Risk Business Case & Security Management Plan). Experience of implementing vulnerability … management processes. Experience of security assurance and the measurement of controls. Experience in risk and threat modelling within a high-threat government environment. More ❯

Summer-Browning Associates is currently supporting our central government client, who is seeking a Security Assurance Co-Ordinator for an initial twelve-month assignment with the option to extend. Location: Hybrid working - Milton Keynes About the role: You will be responsible for assessing the project security posture, through the phases of project delivery and articulate the remediation activity … via production of the Secure-By-Design self-assessment tracker. The ideal candidate will hold Active SC clearance and have a strong background in delivery Security Assurance support, with the following skills and experience: Experience of producing Secure-By-Design assessments (Risk Assessment Papers, Risk Treatment Plan, Risk Business Case & Security Management Plan). Experience of implementing vulnerability … management processes. Experience of security assurance and the measurement of controls. Experience in risk and threat modelling within a high-threat government environment. More ❯

We are looking to recruit an experienced Microsoft Cyber Security Analyst who has a wealth of practical experience Sentinel, Defender and SOAR Automation with a good understanding of applying Cyber Security tools in a Microsoft based Cloud infrastructure. On this contract you will be a key member of the team responsible for securing our clients digital infrastructure. As … the Microsoft Cyber Security Analyst you will responsible for the implementation, configuration and optimisation of Microsoft Sentinel, Microsoft Defender and SOAR Playbook automation and deployment. You will also need to be proficient in the use of KQL. In this role you will be the Microsoft Cyber Security SME and will be key to creating a secure Azure based … Cloud infrastructure. You will be working as part of a open and friendly Infrastructure and Security team and will be in a role that will add real value to the organisation, making a real difference. This is a hybrid role inside IR35 requiring 1 -2 days per week at our clients office in West Sussex. Eligo Recruitment is acting More ❯

We are looking to recruit an experienced Microsoft Cyber Security Analyst who has a wealth of practical experience Sentinel, Defender and SOAR Automation with a good understanding of applying Cyber Security tools in a Microsoft based Cloud infrastructure. On this contract you will be a key member of the team responsible for securing our clients digital infrastructure. As … the Microsoft Cyber Security Analyst you will responsible for the implementation, configuration and optimisation of Microsoft Sentinel, Microsoft Defender and SOAR Playbook automation and deployment. You will also need to be proficient in the use of KQL. In this role you will be the Microsoft Cyber Security SME and will be key to creating a secure Azure based … Cloud infrastructure. You will be working as part of a open and friendly Infrastructure and Security team and will be in a role that will add real value to the organisation, making a real difference. This is a hybrid role inside IR35 requiring 1 -2 days per week at our clients office in West Sussex. Eligo Recruitment is acting More ❯

We are looking to recruit an experienced Microsoft Cyber Security Analyst who has a wealth of practical experience Sentinel, Defender and SOAR Automation with a good understanding of applying Cyber Security tools in a Microsoft based Cloud infrastructure. On this contract you will be a key member of the team responsible for securing our clients digital infrastructure. As … the Microsoft Cyber Security Analyst you will responsible for the implementation, configuration and optimisation of Microsoft Sentinel, Microsoft Defender and SOAR Playbook automation and deployment. You will also need to be proficient in the use of KQL. In this role you will be the Microsoft Cyber Security SME and will be key to creating a secure Azure based … Cloud infrastructure. You will be working as part of a open and friendly Infrastructure and Security team and will be in a role that will add real value to the organisation, making a real difference. This is a hybrid role inside IR35 requiring 1 -2 days per week at our clients office in West Sussex. Eligo Recruitment is acting More ❯

We are looking to recruit an experienced Microsoft Cyber Security Analyst who has a wealth of practical experience Sentinel, Defender and SOAR Automation with a good understanding of applying Cyber Security tools in a Microsoft based Cloud infrastructure. On this contract you will be a key member of the team responsible for securing our clients digital infrastructure click More ❯