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Posted 21 July, 2026

IAM Solutions Architect Contract

Cathcart Technology
Sheffield, ENG, GB Full Time

Job Description

Solution Architect - Identity & Access Management (IAM)

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Hybrid Sheffield - 3 days per week onsite

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£575 - 600 per day Inside IR35

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Initial contract until end of the year with view to extend long-term

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We're looking for an experienced Solution Architect to join a major financial services transformation programme focused on modernising enterprise Identity & Access Management (IAM) capabilities.

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This is an opportunity to play a key technical leadership role in designing the next generation of identity services, helping shape secure, scalable and cloud-native solutions within a large, complex enterprise environment.

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Working closely with architects, engineering teams, security specialists and business stakeholders, you'll define solution architecture, establish technical standards and guide delivery across a large-scale IAM transformation programme.

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What You'll Be Doing

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  • Define end-to-end solution architecture across business, application, data and infrastructure domains.
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  • Produce High Level Designs (HLDs), Low Level Designs (LLDs) and Architecture Decision Records (ADRs).
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  • Translate business, security and regulatory requirements into secure technical solutions.
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  • Design modern IAM capabilities covering:
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  • Authentication and Authorisation
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  • Human, Agent and Workload Identity
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  • Identity Federation
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  • API Security
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  • Policy-as-Code
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  • Secrets Management and PKI
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  • Design cloud-native architectures using Google Cloud Platform (GCP) and Kubernetes.
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  • Define integration patterns between identity platforms, applications and infrastructure.
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  • Develop resilient, highly available and scalable architectures.
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  • Support Architecture Review Boards and technical governance.
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  • Review supplier designs and provide technical assurance across multiple workstreams.
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  • Work closely with Product Owners and engineering teams throughout delivery.
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  • Mentor engineers and promote architectural best practice.
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  • Evaluate new technologies and contribute to the long-term architecture roadmap.
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Essential Skills & Experience

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  • Strong background in Enterprise Solution Architecture
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  • Extensive experience delivering Identity & Access Management (IAM) solutions
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  • Authentication, Authorisation and Identity Federation (OIDC, OAuth2, SAML, SCIM)
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  • Zero Trust Architecture
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  • Agent Identity and Workload Identity
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  • Cloud Architecture, particularly Google Cloud Platform (GCP)
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  • Kubernetes and Service Mesh
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  • API Architecture and API Security
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  • Event-Driven Architecture
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  • Policy-as-Code (OPA, Cedar or similar)
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  • PKI, Certificates and Secrets Management
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  • DevSecOps and CI/CD
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  • High Availability, Disaster Recovery and Resilience Design
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  • Security Architecture
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  • Architecture Governance and Design Reviews
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  • Strong stakeholder management and technical leadership experience
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If you're an experienced Solution Architect with a strong IAM background and enjoy designing secure, enterprise-scale cloud solutions, we'd love to speak with you.

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Cathcart Technology is acting as an Employment Business in relation to this vacancy.