Senior Enterprise Identity Platform Architect

Cactus IT Solutions UK Ltd; Corsham; On-site; GBP 90,000 - 120,000; Full time

Job summary

Cactus IT Solutions UK Ltd is seeking a senior enterprise architect to lead identity and platform architecture across development, data and service operations. You will set direction with senior stakeholders, maintain architectural coherence, and guide delivery teams through complex integrations and live-service challenges.

You will own end-to-end design decisions for IAM capabilities, oversee lifecycle processes, and drive simplification of architectures while ensuring resilience, security, and

Qualifications

• Strong enterprise identity and access management experience.
• Lead or senior architect on complex live platforms.
• Experience in secure government, public sector or regulated environments.
• Understanding of identity lifecycle, access management, workflow, audit and governance.
• Ability to collaborate across application development, data, infrastructure and service teams.

Responsibilities

• Own the end-to-end architecture across development, data and service support workstreams.
• Provide technical direction across identity workflows, life cycle processes, integrations, data flows, platform behaviour and operational supportability.
• Act as the senior architecture point of contact for delivery teams, service teams, suppliers and customer stakeholders.
• Maintain architectural coherence across live-service change, backlog delivery, technical debt reduction and roadmap activity.
• Ensure design decisions are pragmatic, supportable and aligned to business value.
• Lead architecture across enterprise identity and access management capabilities.
• Oversee identity life cycle processes including onboarding, profile changes, role and access changes, recertification, leaver handling, audit and reporting.
• Understand complex identity integrations across directories, authoritative sources, workflow systems, cloud-hosted services and downstream platforms.
• Support simplification of identity journeys, data feeds, interfaces and platform components.
• Identify opportunities to reduce avoidable customisation and use existing platform capability where appropriate.
• Review APIs, data feeds, directory integrations, microservices, ETL/transformation logic and platform configuration.
• Move between architecture diagrams, backlog items, logs, schemas and interface specifications to diagnose issues.
• Ensure architectural decisions are technically sound and understood by teams.

Skills

Identity & access management

Stakeholder management

Architectural leadership

Governance & compliance

Communication skills

Tools

OpenText IAM

SailPoint

Microsoft Entra

Job description

Cactus IT Solutions UK Ltd is seeking a senior enterprise architect to lead identity and platform architecture across development, data and service operations. You will set direction with senior stakeholders, maintain architectural coherence, and guide delivery teams through complex integrations and live-service challenges.

You will own end-to-end design decisions for IAM capabilities, oversee lifecycle processes, and drive simplification of architectures while ensuring resilience, security, and