Senior Security Engineer: IAM, ZTNA & AI Automation

lambda; Manchester; Hybrid; GBP 70,000 - 120,000; Full time

Benefits offered by this job

Health, dental, and vision coverage

Wellness and commuter stipends

401k Plan with company match

Flexible paid time off

Job summary

Lambda Security protects some of the world's most valuable digital assets: invaluable training data, model weights representing immense computational investments, and the sensitive inputs required to leverage best of breed AI models. We're responsible for securing every byte that powers breakthrough artificial intelligence.

Reporting to the CISO, you'll be a key member of the Enterprise Security team responsible for securing Lambda's SaaS applications, corporate IT infrastructure, identity and

Qualifications

• 5+ years of dedicated security engineering experience focusing on enterprise or IAM infrastructure.
• Proven experience designing and scaling IAM architectures (Okta, Entra ID, SAML/OIDC, SCIM, PAM).
• Hands-on security of corporate SaaS apps and SSPM tools.
• Strong programming/scripting (Python, Go, or PowerShell) for automations.
• Solid understanding of Zero Trust, EDR, MDM, and secure networks.
• Excellent communication and cross-functional collaboration skills.
• Ability to balance strong security controls with productivity in fast-moving startups.

Responsibilities

• Design, deploy, and maintain IAM architectures, SSO/IdP integrations, and PAM across corporate and SaaS ecosystems.
• Automate JML workflows and lifecycle management enforcing least-privilege and zero-trust.
• Build automated access certification and review tooling for governance and compliance.
• Implement MFA standards, passwordless auth, and contextual access policies.

Skills

IAM architectures

SSO/IdP (Okta, Entra ID)

JML workflows

Zero Trust

MFA/passwordless

Automation (Python/Go)

SaaS security posture

Security governance

Stakeholder management

Tools

Okta

Entra ID

SAML/OIDC

SCIM

PAM

Jira

Google Workspace

MDM

EDR

VPN/SASE

Job description

Lambda Security protects some of the world's most valuable digital assets: invaluable training data, model weights representing immense computational investments, and the sensitive inputs required to leverage best of breed AI models. We're responsible for securing every byte that powers breakthrough artificial intelligence.

Reporting to the CISO, you'll be a key member of the Enterprise Security team responsible for securing Lambda's SaaS applications, corporate IT infrastructure, identity and