Lead Site Reliability Engineer (Client Access)

• Client Access develops and operates platforms connecting the Bank with Central Banks, clearing houses, financial institutions, corporate clients, government agencies and regulators
• The portfolio includes Channel and Market Integration (CMI), our strategic cloud-based platform for payment orchestration and external connectivity, alongside established vendor products and services supporting SWIFT, EBICS and other financial-messaging channels
• The Lead Site Reliability Engineer (f/m/x) will connect Engineering, QA, SL2/SL3 Production Support and Operations, ensuring that production supportability is designed into services and features before go-live rather than addressed after release
• The initial focus will be CMI, with opportunities to improve reliability and observability across vendor products and the wider portfolio
• This is a hands-on individual-contributor role combining strong software-engineering capability with deep production experience
• The Lead Site Reliability Engineer (f/m/x) will work across code, telemetry, testing and operating procedures to ensure that high-volume payment and messaging services can be effectively monitored, diagnosed and safely recovered when failures occur
• Partner with Engineering, QA, Production Support and Operations from design through go-live
• Define monitoring, dashboards and actionable alerting using Splunk, Kibana and Geneos
• Design supportability for high-volume, event-driven services, including retry, replay, idempotency, reconciliation, message correlation, queue/backlog monitoring and capacity controls
• Translate expected failure modes into alerts, runbooks, recovery procedures, support-acceptance criteria and post-release production checks
• Improve testing through unit, component, contract, integration, performance and targeted end-to-end tests, including rollback and recovery scenarios
• Lead technical incident and problem analysis and drive sustainable corrective actions with application and support teams
• Contribute hands-on to implementation, architecture, design and code reviews across globally distributed teams

Solid software engineering background covering testing, CI/CD, Spring Boot, REST APIs, Oracle, Kubernetes, Docker, and effective collaboration across Engineering, Production Support, and Operations teamsStrong understanding of event-driven architectures using Kafka and MQ, including retries, replay, idempotency, and reconciliationExperience driving incident management, root-cause analysis, operational readiness, recovery automation, and runbook developmentDeep knowledge of observability and monitoring, including Splunk, Kibana, Geneos, telemetry design, dashboards, and alertingStrong hands-on experience in Java or Kotlin development for complex distributed systemsProven expertise supporting high-volume payment, trading, or financial messaging platforms in production environmentsProven ability to leverage AI tools to enhance productivity, optimise workflows to solve business problems, while applying critical judgment to