3164 IT & Software Developer jobs in the UK
Splunk Enterprise and ITSI Expert
£22,440 - 27,360
Capital Court, Windsor Street, Sheffield
£22,440 - 27,360
Requirements
Must:
- Splunk Enterprise: SPL mastery, CIM alignment, KV/lookups/macros, saved searches, index/retention/RBAC design, search performance tuning.
- Splunk ITSI: Service trees, KPIs, adaptive/time-based thresholds, NEAP tuning, glass tables, deep dives, Service Analyzer configuration.
- OpenShift/Kubernetes observability: Cluster/control-plane metrics, kube events/logs, workload/node/network/storage correlation, capacity and noisy-neighbor detection.
- Data pipelines & collectors: OpenTelemetry (OTLP), Prometheus scraping, Fluentd/Fluent Bit/Vector, Kafka (TLS), HEC/UF/DS onboarding.
- Reliability & SLOs: Golden signals, rollout/rollback health checks, SLO/KPI mapping to namespaces/apps, executive and ops dashboards.
- Performance & cost optimization: Workload rules, DMA, summary indexing, schedule optimization, license/cost guardrails.
- Security & compliance: TLS/mTLS, token and cert hygiene, PII controls, auditability, role/index mappings.
- Automation & integrations: ITSM/ChatOps routing, runbooks, CMDB enrichment, webhook/AIOps integrations.
Technologies
CMDB
ITSM
OpenTelemetry
RBAC
Responsibilities
- Design, deploy, and operate Splunk Enterprise and ITSI for hybrid Kubernetes/OpenShift environments.
- Onboard data at scale (HEC, Universal Forwarder/Deployment Server), align to CIM, and enforce RBAC, retention, and cost guardrails.
- Build ITSI service decompositions, KPIs/multi-KPI thresholds, NEAP policies, glass tables, deep dives, and service health scoring.
- Create OpenShift-focused exec/ops views: cluster health (API/etcd), node readiness/pressure, pod restart hotspots, network/storage errors, capacity and quota/bursting visibility.
- Tune search and platform performance: workload rules, concurrency, DMA, summary indexing, and scheduling hygiene.
- Implement alerting, enrichment, routing to ITSM/ChatOps, suppression windows, maintenance schedules, and runbook automation.
- Govern ingest and security: allow/deny lists, PII handling, TLS, token governance, index/role mapping, and data quality SLAs.
- Integrate upstream sources and pipelines: OpenTelemetry, Prometheus exporters, Fluentd/Fluent Bit/Vector, Kafka, CMDB/ITSM enrichments, AIOps/ML anomaly detection.
Description
We are seeking a SPLUNK Enterprise and ITSI Expert to join our dynamic team. This role requires working 3 days on-site in either Sheffield, Birmingham, or London until 30/11/2026. You will play a critical part in designing and implementing solutions that enhance our operational capabilities utilizing Splunk technology. We offer competitive compensation and a collaborative work environment where your skills will make a significant impact.
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