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Experis UK

Infrastructure Engineer / DevX Build Engineer

On site

Birmingham, United kingdom

£ 585 /day

Freelance

15-01-2026

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Skills

Python Incident Response CI/CD DevOps Docker Kubernetes Monitoring Jenkins Test Networking git GCP CI/CD Pipelines Terraform Prometheus Grafana

Job Specifications

Details

Job Title: Infrastructure Engineer DevX Build_Engineer

Location: Hybrid 60% office-40% home - Sheffield/Birmingham/Edinburgh

Duration: Until 30/11/2026

Rate: £585 per day Inside IR35

MUST BE PAYE THROUGH UMBRELLA

Role Description

"DevX Build Engineer Job Description - with Cloud experience - UK Job Title: DevOps Engineer (UK)

Location: Sheffield/Birmingham/Edinburgh (3 days onsite is mandatory)

Overview: Seeking an experienced senior engineer to own and optimize CI/CD, cloud infrastructure, and application performance. Focus on Python, Kubernetes workloads, and GCP platform reliability.

Core Responsibilities

Diagnose and resolve performance issues across k8s clusters (networking, autoscaling, resource tuning).

Design, implement, and maintain CI/CD pipelines (Jenkins, Tekton).

Optimize build, test, and deployment workflows (artifact strategy, caching, security gates).

Implement observability (logging, metrics, tracing) and performance dashboards.

Manage infrastructure-as-code (Terraform or equivalent) and environment provisioning in GCP.

Enforce DevSecOps best practices (image hardening, secrets management, SBOM, scanning).

Support incident response, root cause analysis, and capacity planning.

Mentor engineering teams on pipeline usage and operational excellence.

Essential Skills: -

Expert Kubernetes internals (scheduler, controllers, pod lifecycle, RBAC, networking, ingress, HPA/VPA).

Expert GCP services (GKE, Cloud Build, Artifact Registry, Pub/Sub, Cloud Logging/Monitoring, IAM).

Performance troubleshooting (CPU/memory profiling, latency analysis, concurrency tuning).

Infrastructure-as-Code (Terraform modules, state management, policy enforcement).

Observability stack (Prometheus, Grafana, OpenTelemetry, alert tuning).

Strong Python (packages, virtual environments, dependency management, performance profiling).

Strong Jenkins (shared libraries, pipelines-as-code) & Tekton (Tasks, Pipelines, Triggers).

Containerization (Docker image optimization, multi-stage builds, runtime security). Git workflows (branching strategy, release tagging, code review automation). Compliance Awareness.

Soft Skills: -

Precise communicator documentation discipline.

Ownership mindset, able to operate with minimal supervision.

Deliverables

(First 30 Days): -

Assess existing GCP and Kubernetes infrastructure and produce an optimization report focused on Jenkins OS and controller performance.

Implement approved optimizations to stabilize Jenkins controllers and reduce risk of downtime.

Job Posting Start Date: 26/01/2026

Job Posting End Date: 30/11/2026

About the Company

Experis is a global leader in IT professional resourcing, project solutions and managed services. As the need for IT skills accelerates, we help organisations transform their digital infrastructure, enterprise applications, cloud and cyber security. Through Experis Academy, we deliver the powerful combination of in-demand technical skills together with the soft skills that are critical for business success. Experis is part of ManpowerGroup, a Fortune 500 Global Business and world leader in innovative workforce solutions. Know more