Role Summary

We are seeking a highly skilled Senior DevOps Engineer to support the delivery, operation, and continuous improvement of the Bank's Real Time Gross Settlement (RTGS) platform-one of the UK's most critical national infrastructure services. You will work as part of a collaborative, multi-disciplinary engineering team responsible for maintaining secure, reliable, and high-performing services that underpin the UK's financial system. This role is ideal for a proactive engineer who enjoys problem-solving, modern tooling, automation, and working in an agile environment.

Key Responsibilities

The Senior DevOps engineer, reporting to a Team Leader, will be accountable for a range of activities undertaken on-premise, including:

Supporting, maintaining and developing changes to the Bank's solution.

Coaching and mentoring colleagues in applying best practice to their work.

Giving guidance to solution designers with regards to product roadmaps and end-to-end architecture of the Domain.

Informing skills and knowledge needed across the domain and works with team leaders to develop the domain wide training plan so the right skills are available to deliver new services.

Supporting and maintaining the tool chain and wider technical estate.

Using best practice in Continuous Improvement/Continuous Development.

Managing Environments - safe promotion of code from pre-production to live including day to day procedures and recovery procedures when required

Participating in agile ceremonies-including daily stand-ups, sprint planning, and retrospectives-to plan and prioritise workload and help resolve blockers.

Model Agile behaviours in day-to-day activities and promoting Agile best practice.

Working closely with cross-functional teams ensuring teams understand the deployment process, have access to the necessary tools, and is aligned toward the same goals.

Development and maintenance of technology roadmaps and ensuring the sequence of change for the estate is kept refreshed with the roadmaps.

Provide in and out of hours support to the 24/7 production environment, resolving issues as they arise. This includes start of day and end of day working patterns.

Skills & Experience Minimum Criteria:

Experience with production support, providing support OOH via an on-call rota, and OOH release support.

Strong experience with on-prem Kubernetes/OpenShift deployments.

Hands-on contribution to DevOps tooling upgrades, issue resolution, and roadmap-driven improvements.

Linux systems administration experience in high-availability production environments.

Infrastructure-as-Code using Terraform, integrated with CI/CD pipelines (Jenkins).

Automation-first mindset across build, deployment, CI/CD, and release processes. Familiar with Observability functions, designing and operating end-to-end logging, metrics, tracing, dashboards, and alerting systems using ELK, Splunk, Prometheus, Grafana.

Incident-management leadership - owning major incident response, prioritisation, Real Time coordination, stakeholder communication, and supporting post-incident reviews and reliability improvements.

Thorough understanding of Agile and modern DevOps practices, able to coordinate colleagues and organise priorities, to deliver collaboratively alongside other teams.

Essential Criteria:

Leadership qualities including experience in mentoring, technical guidance and training, stakeholder collaboration, strategic planning.

Security-first mindset with experience in secure systems and processes.

Operational discipline and governance standards (Maintaining documentation, adhering to and delivering against SLAs, environment management, best practice approach to change delivery).

Cloud platform experience (Azure, AWS, or GCP)