CareerPlan

Senior Software Engineer - Security

United KingdomFull-time2026-11-09 → 2026-11-10

Core

Design, build, and operate security capabilities for a cloud platform protecting identity, access, secrets, and network security.

Role type

Senior IC security software engineer

Builds

Security services, APIs, and platform capabilities for a cloud infrastructure

Domain

Cloud security, AI infrastructure, distributed systems

Required skills

Go, distributed systems, cloud security, IAM, RBAC, OAuth 2.0, OIDC, SAML, SSO, federation, mTLS, workload identity, applied cryptography, encryption, secrets management, KMS/HSM, key rotation, policy engines, Kubernetes internals, containers, runtime isolation, cloud networking, audit logging, detection engineering, vulnerability management, incident response, policy-as-code, infrastructure-as-code, CI/CD security, software supply chain security, Vault, OPA/Gatekeeper, SPIFFE/SPIRE, Kubernetes admission control, Sigstore, SIEM platforms, cloud KMS, multi-tenancy, zero-trust architecture, threat modelling, SOC 2, ISO 27001

Preferred skills

None stated

Technologies

Go, Vault, OPA/Gatekeeper, SPIFFE/SPIRE, Kubernetes, Sigstore, SIEM platforms

Responsibilities

Design, build, and own security services and platform capabilities; Build core security services across IAM, RBAC, workload identity, secrets, encryption, and key management; Turn product and regulatory requirements into well-designed APIs; Automate policy enforcement, configuration hardening, detection, and remediation; Implement strong tenant isolation and least-privilege access; Support enterprise customer security reviews, audits, and incident response; Contribute to security engineering standards through code review

Seniority

Senior, hands-on IC