Enterprise Architect

Our client, a leading organisation operating within a highly secure and complex environment, is seeking an experienced Enterprise Architect to join their team. This is a key role responsible for shaping and governing enterprise-wide architecture to ensure alignment between business requirements and technology delivery., * Define, deliver, and maintain enterprise architecture aligned to programme objectives and user needs

• Apply industry-standard frameworks (e.g. TOGAF ADM) to develop baseline, target, and transition architectures
• Produce high-quality High-Level Design (HLD) and Low-Level Design (LLD) artefacts in line with delivery timelines
• Develop architecture artefacts suitable for both delivery and operational environments
• Present and defend architectural designs at formal governance forums (e.g. design reviews)
• Build and maintain architecture models using enterprise modelling tools (e.g. Sparx EA or equivalent)
• Establish and enforce architecture standards, principles, and governance processes
• Ensure compliance with relevant security and assurance standards within a regulated environment
• Provide architectural guidance and assurance across programmes and projects

• Proven experience operating as an Enterprise Architect within complex, large-scale organisations
• Demonstrable experience working within defence or similarly secure/government environments
• Current DV (Developed Vetting) clearance is essential
• Strong practical experience applying enterprise architecture frameworks (e.g. TOGAF)
• Hands-on experience with architecture modelling tools (e.g. Sparx Enterprise Architect or similar)
• Strong modelling capability across notations such as ArchiMate, UML, and BPMN
• Experience producing production-ready HLD and LLD artefacts
• Experience presenting at formal design and assurance forums

Additional Experience

• Familiarity with secure-by-design principles and working within regulated or high-assurance environments
• Experience supporting security assurance, risk assessment, and accreditation processes
• Strong stakeholder engagement skills, including working with senior technical and non-technical audiences

Desirable

• Relevant certifications (e.g. TOGAF, ArchiMate, or equivalent)
• Experience working within structured delivery methodologies (e.g. Waterfall, SAFe, or hybrid models)

Qualifications

• Degree in IT, Computer Science, Engineering, or equivalent experience

Key Competencies

• Strategic thinking with a pragmatic approach to delivery
• Strong communication and documentation skills
• Governance and assurance-focused mindset
• Ability to operate effectively in structured review and challenge environments
• Collaborative and stakeholder-focused approach