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About the Role

We are seeking an experienced Architect to provide client-side architectural assurance, governance, and technical oversight across highly interesting and complex technology programmes. The Architect acts as the client-side architectural authority, providing independent review, challenge, and assurance of supplier-produced application designs and technical solutions.

Responsibilities

• Act as the client-side lead for application architecture assurance activities.
• Review, assess, and challenge supplier-produced architecture artefacts, designs, and technical proposals.
• Provide independent architectural recommendations to support governance and design authority decisions.
• Ensure solutions align with business objectives, product strategy, architectural standards, and security posture.
• Identify architectural risks, assumptions, dependencies, and constraints, recommending appropriate mitigations.
• Support Technical Design Authority (TDA), Architecture Review Board, and governance activities.
• Assess the impact of proposed changes across applications, integrations, security, and operational processes.
• Ensure architectural decisions are documented, traceable, and aligned to agreed outcomes.
• Review application architectures for scalability, maintainability, resilience, and supportability.
• Assess application decomposition, service boundaries, APIs, integrations, and data flows.
• Review non-functional requirements including performance, availability, security, auditability, and operational stability.
• Evaluate design approaches and design options, recommending improvements where required.
• Ensure solutions align with wider enterprise architecture principles and future roadmap objectives.
• Support the definition and maintenance of architecture standards and patterns.
• Act as a trusted advisor to key stakeholders.
• Build constructive relationships with suppliers whilst maintaining independent challenge and assurance.
• Hold delivery partners accountable for architectural quality and compliance.
• Facilitate technical discussions and sessions with suppliers, engineers, and business stakeholders.
• Support resolution of technical issues, architectural concerns, and design disputes.
• Present findings, recommendations, and technical assessments to senior stakeholders and governance forums.
• Ensure secure-by-design principles are considered throughout solution development.
• Review security risks and architectural implications of proposed designs.
• Support assurance activities relating to compliance, regulatory obligations, and organisational standards.
• Contribute to risk assessments and impact analyses.

Requirements

• Eligible for security clearance & NPPV3.
• Must be a British Citizen only.
• Must have lived permanently in the UK for the last 5 years.
• Significant experience operating as an Application Architect, Solution Architect, Technical Architect, or similar architecture leadership role.
• Strong understanding of application architecture principles within complex enterprise environments.
• Demonstrable experience providing architecture assurance, technical governance, and design review services.
• Experience operating as a client-side architect within supplier-led delivery models.
• Proven ability to review, challenge, and assure third-party architecture deliverables.
• Strong understanding of application integration patterns, APIs, service-oriented architectures, and data flows.
• Experience participating in Architecture Review Boards, Technical Design Authorities, or equivalent governance forums.
• Ability to assess technical risks, impacts, and architectural trade-offs.
• Strong stakeholder management and influencing skills.
• Excellent written and verbal communication skills.
• Experience producing architecture assessments, recommendations, and assurance reports.
• Good understanding of AWS-hosted application architectures and cloud-native design principles.
• Strong understanding of security, resilience, supportability, and operational considerations within application design.
• Experience within central government, national security, or wider public sector environments (Desirable).
• Experience working within highly regulated or mission-critical sectors (Desirable).
• Experience supporting large-scale national data services and complex operational systems (Desirable).
• Experience with biometric, identity management, or forensic technology platforms (Desirable).
• Understanding of biometric datasets, finger/face/DNA matching processes, or forensic science (Desirable).
• Experience reviewing architectures incorporating large databases (Desirable).
• Experience of Java-based application estates (Desirable).
• Knowledge of enterprise architecture frameworks and architectural modelling approaches (Desirable).
• AWS certifications or relevant cloud architecture qualifications (Desirable).
• Experience with Biometrics platforms (DNA, fingerprints, facial recognition) (Highly Desirable).
• Experience with Forensic science systems and services (Highly Desirable).
• Experience with National policing technology platforms (Highly Desirable).
• Experience in Public safety or law enforcement environments (Highly Desirable).
• Experience with Complex data matching and search solutions (Highly Desirable).
• Experience with Multi-party systems involving government, operational users, and external service providers (Highly Desirable).

Skills

• Application Architecture
• Architecture Assurance
• Technical Governance
• Design Review
• Stakeholder Management
• Influencing Skills
• Communication Skills
• AWS
• Cloud-Native Design
• Security
• Resilience
• Supportability
• Operational Considerations
• Application Integration Patterns
• APIs
• Service-Oriented Architectures
• Data Flows
• Risk Assessment
• Impact Analysis
• Biometrics
• Identity Management
• Forensic Technology
• Enterprise Architecture Frameworks
• Architectural Modelling

Location

• UK

Work Type

• Permanent
• Hybrid working

Experience Level

• Principal
• Experienced

Benefits

• Excellent support with L&D including conferences, training courses and other materials.
• Matched pension and health care package.
• 25 days holiday + UK Bank Holidays

About the Company

• We are the Information Intelligence Group (IIG) of CACI UK, a specialist technical consultancy providing bespoke solutions to solve complex operational problems.

Equal Opportunity

• CACI is proud to be an equal opportunities employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination.
• As a Disability Confident employer, we will: Provide reasonable adjustments in the recruitment process where requested.
• Offer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview.