Security Platform Engineer: Policy & IAM Automation

Man Group; City Of London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Pension/401k

Life and long-term disability

Group sick pay

Enhanced parental leave

Long-service leave

Private medical coverage

Discounted gym membership

Pet insurance

Job summary

Man Group, headquartered in London, is expanding its security engineering team to build and operate a cutting-edge security platform. The Senior Security Engineer will design and run policy engines and APIs, enabling secure authentication for applications, AI agents and users while ensuring short‑lived credentials and robust identity controls.

You will write policy-as-code, integrate with Entra/AD, Vault and Keycloak, and ensure production-grade reliability, observability and on-call support.

Qualifications

• Hands-on experience building and operating production services with Python.
• Using Kubernetes, Linux and containerised environments, including networking fundamentals and performance troubleshooting.
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Skills

Python

Kubernetes

Linux

OAuth/OIDC

Terraform

Ansible

GitOps

Observability

API design REST/gRPC

Security

Tools

Keycloak

Vault

Sailpoint

Entra ID

Job description

Man Group, headquartered in London, is expanding its security engineering team to build and operate a cutting-edge security platform. The Senior Security Engineer will design and run policy engines and APIs, enabling secure authentication for applications, AI agents and users while ensuring short‑lived credentials and robust identity controls.

You will write policy-as-code, integrate with Entra/AD, Vault and Keycloak, and ensure production-grade reliability, observability and on-call support.