Lead Security Architect - Microsoft Security specialist

Lead Security Architect
- Microsoft Security specialist

Location: UK (Hybrid) (London, Birmingham, Manchester, Newcastle, Edinburgh)

We’re looking for a Lead Security Architect to play a key role in shaping and delivering secure, enterprise-scale technology solutions across complex transformation programmes.

This is a senior leadership role combining strategy, architecture, and hands‑on delivery
, where you’ll define security direction, influence senior stakeholders, and ensure robust, scalable security architectures are embedded across major client engagements.

You’ll operate as a trusted advisor, helping organisations navigate evolving security challenges while enabling secure digital transformation.

• Leading the design and delivery of enterprise security architectures across large-scale programmes
• Defining security strategies, frameworks, and roadmaps aligned to business objectives
• Embedding security-by-design principles across cloud, applications, and infrastructure
• Acting as a trusted advisor to senior client stakeholders on security strategy and risk
• Overseeing security across cloud environments, platforms, and enterprise systems
• Ensuring alignment with industry standards, compliance, and governance frameworks
• Supporting pre‑sales and solution shaping activities on strategic opportunities
• Mentoring and developing security architects and engineering teams
• Driving continuous improvement and adoption of modern security practices and tooling

• Strong leadership, communication skills, client presence and focus, and the ability to influence executive stakeholders and clients
• Demonstrates and is recognized as an eminent Microsoft security thought leader internally (ideally externally as well) in security
• Broad Microsoft security technical, delivery and sales experience across Microsoft Defender, Sentinel, Entra, Purview and Cloud Security, able to articulate the end to end value proposition.
• Ability to lead large scale Microsoft security transformations and managed security services opportunities
• Ability to identify, define and build new offerings from ideation through to market
• Advanced Microsoft security certifications such as SC-100, SC-200, SC-401 etc.
• Nice to have
  - Industry recognized certification such as CISSP, CCSP, CISM, GIAC etc.
• Familiarity with compliance frameworks (E.g. GDPR, NIST AI RMF, ISO
  27001, SOC 2 etc.)
• Ability to build organizational culture, drive employee engagement, strengthen inclusion and diversity, reduce attrition, and attract top talent
• Market-focused with a growth mindset
• Ability to collaborate effectively in a highly matrixed company to deliver results within a region

• Experience across Dev Sec Ops  and secure SDLC practices
• Knowledge of Zero Trust, identity & access management, and modern security architectures
• Experience in regulated industries

• Performance bonus
• Opportunity to lead high-impact security transformation programmes
• Strong career progression within a senior architecture community