Platform Engineer
DNS INFO LTD
Glasgow · posted 21 August 2026
Location
Glasgow, Scotland
Category
IT & Technology
5 Days Onsite.
Required Skills
- BS/MS degree in Computer Science, related technical field, or equivalent with 8+ years of industry experience
- 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
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)
Day‑to‑Day Responsibilities
- Design, build and operate Envoy and Kong gateway infrastructure serving production traffic across multiple lines of business
- Develop Go‑based control‑plane services – Ingress Registry, xDS controllers, Session Manager, Context Propagator
- Implement and maintain OPA policy bundles for coarse‑grained authorization at the gateway layer
- Build and extend OpenTelemetry instrumentation pipelines (OTel Collector, Dynatrace OTLP ingest, Splunk SIEM forwarding)
- Manage GitOps‑driven deployments via ArgoCD and Helm across multi‑cluster Kubernetes environments
- Automate WAF rule management across Akamai and Cloudflare using WAF‑as‑code patterns
- Contribute to the platform operator console (TypeScript/React) for route management, drift detection, and session visibility
- Collaborate with LOB teams to onboard routes and migrate traffic from legacy ingress infrastructure
- Participate in incident response, runbook development, and production readiness reviews
- Champion software engineering best practices – code review, testing, documentation, and observability‑first design
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