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IAM Consultant/Developer - UK, fully remote

Role overview

Qualifications

  • Proven experience delivering a migration onto Microsoft Entra ID
  • Strong working knowledge of Conditional Access and Zero Trust security models
  • Confident PowerShell scripting for identity lifecycle automation
  • Comfortable working independently and communicating migration risk/status

Responsibilities

  • Audit the existing identity estate and design the target-state architecture in Microsoft Entra ID
  • Plan and run the cutover, including phased/staged migration approaches
  • Configure and manage synchronization between on-prem and cloud using Microsoft Entra Connect
  • Monitor sign-in/audit logs and identity protection signals during and after migration

Key facts

Hard skills

Other skills

  • Communication

About the company

Nasstar logo

Nasstar

IT Services & IT Consulting

At Nasstar, we specialise in transformative technology. Our integrated suite of managed services delivers everything from cloud optimisation and application modernisation to networking, security and self-serve tools. With a consultative approach at our core, we modernise and manage technology to help our clients succeed in today's competitive business world. Through strategic consultation, to implementation and management, we provide the vision and the mechanics needed to create transformational change for our clients.

Company details

Company typeLarge
IndustryIT Services & IT Consulting
Company size1001 - 5000

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Job description

About Us

Colibri Digital is a specialist consultancy delivering advanced Data, AI and Cloud solutions for clients across financial services, healthcare, government and enterprise technology sectors.

We help organisations build intelligent, scalable and production-grade data platforms that drive measurable business outcomes. We work closely with our clients to move beyond experimentation and into real-world AI and data transformation delivery. Our Consultants operate as trusted advisors and technical leaders within client environments, combining deep technical expertise with strong stakeholder engagement and delivery capability.

The Role
We're looking for a hands-on IAM Consultant/Developer to join Colibri Digital on client engagement, supporting a major Microsoft Entra ID implementation. 

This is a hands-on delivery role requiring someone who can combine IAM architecture and design with practical implementation experience. You’ll play a key role in delivering the migration to Microsoft Entra ID, working across discovery, target state design, migration execution, security and handover. 

This is not a steady-state IAM administration role. We're looking for someone who has previously delivered complex identity migration/implementation projects and is comfortable operating within a fast-paced client consulting environment.
What You'll Be Doing
  • Discovery & design — audit the existing identity estate (on-prem AD, and/or third-party IdP such as Okta or Ping) and design the target-state architecture in Microsoft Entra ID.
  • Migration execution — plan and run the cutover, including phased/staged migration approaches to minimise disruption to live services.
  • Hybrid identity — configure and manage synchronization between on-prem and cloud using Microsoft Entra Connect or Entra Cloud Sync during the transition period.
  • Authentication & security — implement MFA, Conditional Access policies, and passwordless sign-in aligned to Zero Trust principles.
  • Application integration — migrate or re-establish SSO for enterprise applications using SAML, OAuth 2.0, and OIDC.
  • Identity governance — stand up Privileged Identity Management (PIM), Entitlement Management (access packages), and Access Reviews as part of the target state.
  • Cutover support & troubleshooting — monitor sign-in/audit logs and identity protection signals during and after migration to catch issues early.
  • Documentation & handover — leave the operations team with clear runbooks and a clean handover once migration is complete.

What We're Looking For
Essential:
  • Proven experience delivering a migration onto Microsoft Entra ID (formerly Azure AD) — from on-prem AD DS or from a third-party IdP (Okta, Ping, ForgeRock, etc.).
  •  Demonstrable Experience owning migrations of large user bases (500k+) 
  • Strong working knowledge of Conditional Access, Zero Trust security models, and modern authentication protocols (SAML 2.0, OAuth 2.0, OIDC).
  •  Experience with DNS, TLS certificates and Load Balancers. 
  • Confident PowerShell scripting for identity lifecycle automation, ideally via the Microsoft Graph PowerShell SDK.
  • Comfortable working independently and communicating migration risk/status to non-technical stakeholders.
Desirable:
  • KQL for log analysis in Microsoft Sentinel or Azure Monitor.
  • Experience with Entra ID B2B/B2C.
  • Background with an alternative IAM platform (ForgeRock, Ping, Okta) — genuinely useful for migration work, since you understand what you're migrating from, not just what you're migrating to.
  •  Experience with API Gateway, API Management platforms 
Certifications (nice to have, not mandatory):
  • SC-300 (Identity and Access Administrator Associate) 
  • SC-100 (Cybersecurity Architect Expert) 
  • SC-500 (Cloud and AI Security Engineer Associate) 
  • CISSP 

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MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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