Lead DevOps Engineer
BT Group
- London, England, United Kingdom
- London, England, United Kingdom
Über
Own the reference architecture and paved paths for services on Kubernetes (Helm Charts), infra as code (Terraform), Git-based workflows, and artefact standards. Kubernetes + Helm and GitLab CI are in active use in NaaS delivery. Design progressive delivery (Argo CD/Flux, canary/blue-green) and automated database/network change patterns fit for telco-grade reliability. Standardise API platform pipelines for Apigee / API gateway(s) and NaaS service onboarding, including contract testing and gateway policy automation. Define service SLOs/error budgets; engineer robust alerting, runbooks, and incident response across multi-region, GSLB-fronted estates. Lead operational readiness: wargaming, failover simulations, capacity management, and performance testing at API and network layers. Embed security gates in CI/CD; manage vulnerability scanning (e.g., Qualys) and endpoint protection (EDR) posture; enforce secrets and key management. Partner on identity & consent patterns for CAMARA APIs (OAuth2/OIDC), and ensure auditability for customer and developer actions. Run engineering communities of practice; maintain standards, scorecards, and playbooks. Performance and chaos engineering at scale; cost optimisation in multi-cluster estates. Operate with a product mindset; partner with Product, Architecture, and Security to deliver business outcomes. Coach engineers; model BT's Connected Leaders behaviours (Solution-Focused Achiever, Change Agent, Team Coach). Qualifications
Strong Linux fundamentals and troubleshooting (system performance, networking, storage). Practical understanding of L7/L4 load balancing, service mesh, DNS/GSLB, certificate mgmt and API connectivity patterns into telco/core systems. Hands‑on Kubernetes experience in production (deployments, upgrades, debugging, cluster/ workload operations, managing secrets, network policies). Automation mindset: scripting (Python/Bash) + one or more of Terraform/Ansible/Helm/Kustomize/GitOps. GitOps and modern engineering practices (PRs, code review, release discipline). Strong Knowledge of API gateway/service mesh patterns and secure ingress. Experience designing observability for serverless systems (logs/metrics/traces) and implementing distributed tracing and dashboards using open standards and various tooling like Elastic, Grafana etc. Access, use, and disclose information only as required for the job; ensure appropriate safeguards and adherence to Information Security policies. Familiarity with ITIL/incident management and change practices (or equivalent experience). AWS Cloud Practitioner Certification Excellent verbal and written communication and interpersonal skills. CAMARA and TMF-931 familiarity; API aggregator marketplace exposure (e.g., AWS/Vonage/NAC listings) Kubernetes certification (e.g., CKA/CKAD) Technical leadership experience, including mentoring the junior devOps and infrastructure engineers. Good understanding of foundational AWS services like EKS, IAM, VPC, S3, CloudWatch, and hybrid connectivity patterns (e.g., VPN/Direct Connect where applicable). Sound understanding of authentication and authorisation patterns, including OpenID Connect (OIDC), OAuth 2.0 and LDAP/Active Directory and how these integrate with Kubernetes (e.g., OIDC-based SSO, RBAC mapping, identity federation) and AWS identity/access controls. Experience with network automation (YANG/NETCONF/RESTCONF, Ansible) and telco workloads. Benefits
10% on target bonus BT Pension scheme, minimum 5% Employee contribution, BT contribution 10% Life Assurance Cover Exclusive colleague discounts on our latest and greatest BT broadband packages, BT TV with TNT Sports and NOW Entertainment From January 2025, equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It's for all parents, no matter how your family is made up. Enhanced women's health support: including help with menopause symptoms, cancer screenings, period care and more. 25 days annual leave (not including bank holidays), increasing with service 24/7 private virtual GP appointments for UK colleagues 2 weeks carer's leave World-class training and development opportunities Option to join BT Shares Saving schemes
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Sprachkenntnisse
- English
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