Platform Engineer

Role: Platform Engineer, Location: Glasgow (Onsite all 5 days)

Role Type : Contract (Inside IR35)

Required Skills:

* 5+ years hands-on experience with Envoy Proxy (xDS/ADS, ext_authz, HTTP/2, gRPC, WebSocket) and/or Kong API Gateway (plugin development, DB-less mode, Admin API)

* Strong Go development skills - control-plane services, gRPC APIs, Kubernetes controllers (client-go), concurrency patterns

* Production Kubernetes experience (EKS and/or on-prem clusters) - Helm charts, HPA, PodDisruptionBudgets, NetworkPolicy, namespace isolation, ArgoCD GitOps

* Deep understanding of OAuth 2.0 / OIDC / PKCE flows, DPoP sender-constrained tokens, mTLS, and session management patterns

* Experience with OPA (Open Policy Agent) policy authoring in Rego and sidecar deployment patterns

* Hands-on with OpenTelemetry (traces, metrics, logs), Dynatrace, and Splunk SIEM integration

* Working knowledge of CDN/WAF platforms (Akamai Ion, Kona, Cloudflare) and WAF-as-code automation

* Experience with PostgreSQL (HA, connection pooling, PITR) and Kafka (MSK, Schema Registry, DLQ patterns)

* Familiarity with DNS steering (GeoDNS, Akamai GTM, health-check routing) and TLS certificate lifecycle (cert-manager, HSM/KMS)

* Strong CS fundamentals - networking (L3-L7), distributed systems, data structures & algorithms

* Experience building high-volume, low-latency, resilient infrastructure services

* BS/MS degree in Computer Science, related technical field, or equivalent with 8+ years of industry experience

Nice to have:

* TypeScript/React experience for operator dashboard development

* AWS infrastructure experience (EKS, MSK, Lambda, Direct Connect, Network Firewall)

* Bitbucket Pipelines CI/CD and GitOps delivery workflows

* Experience with CAEP (Continuous Access Evaluation Protocol) or similar session revocation mechanisms

* Background in identity platforms (ForgeRock, SAML federation, token exchange patterns)
Only candidates based in UK and eligible to work in UK are allowed