55 Exec Search

About the Company

55 Exec Search is a technology executive search company which has been founded to bring positive change to the industry. We have over 25 years experience providing an up front and honest service to both candidates and clients. We deliver the top talent to the best organisations globally. In today's climate we understand that the most exceptional candidates are unlikely to be actively job seeking, this is why we target the passive candidate community to ensure we provide the best talent in the market.
Our aim is to listen, give advice and ultimately deliver to your needs.

Listed Jobs

Company Name

55 Exec Search

Job Title

Azure Senior Security Architect

Job Description

**Job title:** Azure Senior Security Architect **Role summary:** Senior Security Architect specializing in Azure and Microsoft cloud environments, responsible for designing, documenting, and advising on secure architectures that integrate identity, network, platform, and monitoring controls across hybrid and on‑prem contexts. Works directly with client engineering and leadership teams to embed security throughout cloud transformation programs, aligning solutions with recognized frameworks such as NIST, CIS, ISO 27001, NCSC CAF, and Cyber Essentials. **Expectations:** - Deliver end‑to‑end secure architecture for complex Azure/M365 environments. - Translate security principles into actionable technical designs and architecture artefacts. - Act as trusted technical advisor in client engagements. - Provide threat models, risk assessments, design documents, and security blueprints. - Lead security architecture engagements and support transformation initiatives. **Key responsibilities:** - Design secure Azure and Microsoft cloud architectures (identity, network, platform security). - Lead security architecture engagements across cloud, hybrid, and on‑prem environments. - Produce technical deliverables: threat models, risk assessments, security design documentation, architecture blueprints. - Align architecture with frameworks: NIST, CIS, ISO 27001, NCSC CAF, Cyber Essentials. - Advise client engineering and leadership teams on security strategy and implementation. - Support cloud transformation programs, embedding security from design through implementation. **Required skills:** - In‑depth knowledge of Azure security services (Defender, Sentinel, Entra ID, M365 security stack). - Strong understanding of identity & access control, network security, logging/monitoring, and platform security in Azure. - Proven experience producing architecture artefacts (threat modelling, design docs, blueprints). - Familiarity with enterprise security and control frameworks. - Client‑facing, advisory, or consulting experience. - Ability to combine deep technical expertise with high‑level architecture thinking. **Required education & certifications:** - Bachelor’s degree in Computer Science, Information Security, or related field (or equivalent experience). - Desired Microsoft security certifications: SC‑100, SC‑900, AZ‑900, AZ‑104, AZ‑305. - Optional: CISSP, CISM, CISA, SABSA, TOGAF, ISO 27001 Lead Auditor/Implementer.

England, United kingdom

Hybrid

Senior

09-03-2026

Company Name

55 Exec Search

Job Title

Senior Cyber Architect

Job Description

**Job Title** Senior Cyber Architect **Role Summary** Consultant who designs and advises on secure‑by‑design architecture for cloud, hybrid, and on‑prem environments. Produces threat models, risk assessments, blueprints, and implementation guidance, aligning solutions with leading security frameworks. **Expectations** - Remote work with occasional client travel - Client‑facing engagement across multiple industries - Delivery of both strategic and hands‑on security architecture solutions - Contribution to the growth of a cybersecurity consulting practice **Key Responsibilities** 1. Deliver security architecture consulting across diverse client environments. 2. Design secure architectures for cloud, hybrid, and on‑prem infrastructure. 3. Produce threat models, risk assessments, architecture blueprints, and design documentation. 4. Advise on implementation of controls aligned with NIST, CIS, ISO 27001, Cyber Essentials, and NCSC CAF. 5. Support large transformation programmes, collaborating with programme and project teams. 6. Conduct cyber assessments independently or as part of a consulting team. 7. Develop cybersecurity roadmaps and operating models for clients. 8. Act as trusted advisor to engineering, leadership, and technical stakeholders. 9. Contribute to the consultancy’s architecture service development. **Required Skills** - Extensive experience designing and implementing security architecture in cloud, hybrid, and enterprise settings. - Proficiency with Microsoft Azure and M365; AWS exposure preferred. - Ability to create threat models, risk assessments, and architecture documentation. - Deep knowledge of NIST, CIS, ISO 27001, Cyber Essentials, and NCSC CAF frameworks. - Proven consulting or advisory experience, client‑facing. - Strong communication skills for technical and non‑technical audiences. - Experience supporting complex transformation initiatives or enterprise projects. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or related field (or equivalent experience). - Desired certifications: CISSP, CISM, CISA, SABSA, TOGAF, ISO 27001 Lead Auditor/Implementer, Microsoft Azure/AWS security certifications.

London, United kingdom

Hybrid

Senior

09-03-2026

Company Name

55 Exec Search

Job Title

Cyber Security Architect

Job Description

Job Title: Cyber Security Architect Role Summary: Senior architect responsible for designing secure environments in cloud, hybrid, and on‑premises infrastructures for diverse client sectors. Acts as trusted advisor, delivering architecture artefacts, risk assessments, and strategic guidance throughout the project lifecycle. Expectations: • Own end‑to‑end security architecture deliverables for multiple engagements. • Lead technical design reviews and present findings to senior stakeholders and non‑technical audiences. • Coordinate with engineering, SOC, and operations teams to ensure integration and effective delivery. • Contribute to client cyber roadmaps, operating models, and continuous improvement programmes. Key Responsibilities: • Design secure systems, produce threat models, risk assessments, and architecture blueprints. • Conduct cyber risk assessments and security gap analyses. • Deliver technical advice and consulting across endpoint, network, and cloud security domains. • Manage and mentor consulting teams on architecture initiatives. • Support development of consulting service offerings and proposals. • Drive cyber assessment engagements independently or collaboratively. Required Skills: • Hands‑on architecture design for Azure, AWS, Microsoft 365, and on‑prem environments. • Knowledge of NIST, CIS, ISO 27001, NCSC CAF, and Cyber Essentials frameworks. • Strong stakeholder management and communication skills for technical and non‑technical audiences. • Experience in security consulting or auditing. • Familiarity with endpoint, network, and cloud security controls. Required Education & Certifications: • Bachelor’s degree in Computer Science, Cyber Security, or related field. • Professional certifications such as CISSP, CISM or CISA preferred. • Cloud vendor certifications (Azure or AWS) and architecture frameworks (SABSA, TOGAF) desirable.

England, United kingdom

Hybrid

11-03-2026

Company Name

55 Exec Search

Job Title

Senior Security Architect

Job Description

**Job Title:** Senior Security Architect (Azure / Cloud Security) **Role Summary:** Design and deliver secure cloud architectures for enterprise clients across Azure, Microsoft 365, hybrid, and on‑prem environments. Translate security principles into concrete technical solutions, provide advisory support to engineering and leadership teams, and embed security throughout cloud transformation programs. **Expectations:** - Lead end‑to‑end security architecture engagements for complex, multi‑sector clients. - Produce high‑quality technical artefacts (threat models, risk assessments, design docs, blueprints). - Align solutions with frameworks such as NIST, CIS, ISO 27001, NCSC CAF, and Cyber Essentials. - Act as the primary technical security advisor in client‑facing consulting settings. **Key Responsibilities:** 1. Design secure Azure and Microsoft cloud architectures covering identity, access, network, logging/monitoring, and platform security. 2. Lead and manage security architecture workshops, assessments, and delivery across cloud and hybrid landscapes. 3. Create and maintain architecture artefacts: threat models, risk assessments, security design documentation, and architecture blueprints. 4. Ensure alignment with industry‑standard security frameworks and client governance requirements. 5. Advise client engineering, operations, and executive teams on security best practices and implementation strategies. 6. Support and guide cloud transformation initiatives, ensuring security is integrated from design through deployment. **Required Skills:** - Deep expertise in Azure security architecture (identity, access control, network security, monitoring, platform hardening). - Proficiency with Microsoft security tools (Defender, Sentinel, Entra ID, Microsoft 365 security suite). - Strong ability to produce architecture documentation (threat modeling, design specs, blueprints). - Knowledge of enterprise security and control frameworks (NIST, CIS, ISO 27001, NCSC CAF, Cyber Essentials). - Experience in consulting or advisory roles with direct client interaction. - Excellent communication and stakeholder‑management skills. **Required Education & Certifications:** - Relevant bachelor's degree in Computer Science, Information Security, or related field (or equivalent experience). - Desired certifications: - Microsoft: SC‑100 (Cybersecurity Architect), SC‑900 (Security Fundamentals), AZ‑900 (Azure Fundamentals), AZ‑104 (Azure Administrator), AZ‑305 (Azure Solutions Architect). - Additional: CISSP, CISM, CISA, SABSA, TOGAF, ISO 27001 Lead Auditor/Implementer.

England, United kingdom

Hybrid

Senior

11-03-2026