Senior DevOps engineer

Role: Senior DevOps Engineer

Location: Edinburgh, UK (Hybrid 2-3 days per week)

Job Purpose:

At Banking Group, we're building the future of financial services by transforming how technology empowers our customers, colleagues, and businesses. Through strategic investment in digital platforms, cloud technologies, API ecosystems, and modern engineering practices, we create scalable, secure, and resilient solutions that support millions of customers across the UK.

Our team is responsible for building and operating Banking Group's External Marketplace Platform, enabling secure API onboarding, partner integration, developer enablement, and cloud-native platform services. We provide the foundational infrastructure, automation capabilities, and operational tooling that underpin critical Open Banking and Digital Transformation initiatives across the Group.

We operate with an agile engineering mindset, leveraging modern DevOps, Platform Engineering, and Site Reliability Engineering (SRE) practices to deliver highly available, secure, and scalable solutions. Our focus is on automation, continuous improvement, operational excellence, and delivering a best-in-class developer experience.

The Opportunity

We are seeking an accomplished and highly skilled Senior DevOps Engineer to join our growing engineering team.

In this pivotal role, you will help design, implement, and operate the cloud infrastructure, automation tooling, CI/CD pipelines, and platform services that support our External Marketplace platform and API ecosystem. You will work closely with engineering teams, architects, security specialists, and product stakeholders to build reliable and secure cloud-native solutions.

You will play a key role in establishing infrastructure standards, driving automation initiatives, improving operational resilience, and enabling engineering teams to deliver software quickly and safely. This is an excellent opportunity for an experienced DevOps professional who thrives in complex enterprise environments and enjoys solving large-scale engineering challenges.

What You'll Do

Infrastructure Automation & Platform Engineering

- Design, implement, and manage scalable, secure, and highly available cloud infrastructure primarily on Google Cloud Platform (GCP).

- Develop and maintain Infrastructure as Code solutions using Terraform and reusable infrastructure modules.

- Build self-service platform capabilities that enable engineering teams to provision and manage infrastructure efficiently.

- Implement infrastructure standards, governance controls, and automation frameworks across multiple environments.

CI/CD & Release Engineering

Design, build, and optimize enterprise-grade CI/CD pipelines using tools such as:

- GitHub Actions

- Jenkins

- GitLab CI/CD

- Harness

Drive deployment automation, release management, environment provisioning, and configuration management practices.

Improve deployment reliability through progressive delivery approaches, automated testing, and deployment guardrails.

Champion GitOps and Infrastructure-as-Code practices across the engineering landscape.

Cloud Architecture & Operations

Provide technical leadership and guidance on cloud architecture, best practices, and operational excellence.

Support cloud-native services including:

- GKE (Google Kubernetes Engine)

- Cloud Run

- Cloud Functions

- Pub/Sub

- Cloud SQL

- Apigee

- VPC Networking

- IAM

- Cloud Monitoring

- Design resilient and observable systems aligned to enterprise security and reliability standards.

- API Platform & Marketplace Enablement

- Build and maintain infrastructure supporting enterprise API platforms and external marketplace services.

- Enable secure onboarding of internal and external API consumers.

- Establish standardized deployment and operational processes for API products and services.

- Support API gateway technologies such as Apigee and enterprise integration platforms.

- Drive incident management, root cause analysis, and post-incident reviews.

- Improve platform availability, scalability, and performance through automation and engineering improvements.

- Monitoring & Observability

- Implement enterprise monitoring, alerting, logging, and observability solutions.

Utilize tools including:

- Prometheus

- Grafana

- Google Cloud Monitoring

- ELK/Elastic Stack

- OpenTelemetry

- Proactively identify issues before they impact customers and engineering teams.

- Develop dashboards and operational reporting for platform health and reliability.

- DevSecOps & Security

- Embed security best practices throughout the software delivery lifecycle.

- Integrate automated vulnerability scanning, code analysis, policy enforcement, and compliance controls into CI/CD pipelines.

- Partner with Cyber Security teams to ensure compliance with internal and regulatory requirements.

- Support implementation of secure identity and access management controls across cloud platforms.

Operational Excellence:

- Lead resolution of complex production incidents and service disruptions.

- Continuously improve operational procedures, runbooks, and platform support processes.

- Drive automation initiatives that reduce manual effort and improve service reliability.

- Identify opportunities for cloud cost optimization while maintaining performance and resilience.

- Mentoring & Leadership

- Mentor junior engineers and promote DevOps best practices across the engineering community.

- Collaborate with architects, developers, testers, platform teams, and product owners.

- Drive engineering excellence through knowledge sharing, technical leadership, and continuous learning.

What You'll Need

- Essential Skills & Experience

- DevOps & Cloud Engineering

- Proven experience (10+ years) in DevOps, Platform Engineering, Site Reliability Engineering, or Cloud Infrastructure roles.

- Significant experience operating highly available production systems at enterprise scale.

- GCP Expertise (Essential)

Strong hands-on experience with:

- GKE (Google Kubernetes Engine)

- Cloud Run

- Cloud Functions

- Pub/Sub

- Cloud SQL

- VPC Networking

- IAM

- Cloud Monitoring

- Secret Manager

- Cloud Storage

- Infrastructure as Code (IaC)

- Expert-level knowledge of Terraform.

- Experience building reusable infrastructure modules and automation frameworks.

- Experience with policy-as-code and infrastructure governance.

Kubernetes & Containerization

- Strong experience with:

- Kubernetes

- Docker

- Container security

- Service mesh technologies

- Experience operating production Kubernetes environments.

- CI/CD & Release Management

Experience with:

- GitHub Actions

- Jenkins

- GitLab CI/CD

- Harness

- ArgoCD (desirable)

Strong understanding of:

- GitOps

- Deployment strategies

- Release automation

- Configuration management

- API & Integration Technologies

Experience working with API Gateway technologies such as:

- Apigee

- Azure API Management

- Kong (desirable)

- Strong understanding of:

- REST APIs

- OpenAPI Specifications

- OAuth2

- JWT

- API Security Standards

- Observability & Monitoring

Experience with:

- Prometheus

- Grafana

- ELK Stack

- OpenTelemetry

- Google Cloud Monitoring

- Scripting & Automation

Proficiency in one or more of:

- Python (optional)

- Bash

- Go

- PowerShell

- Networking & Security