Financial Jobs in London

Operations

Operational resilience and service reliability

Financial Jobs in London maintains operational excellence across blockchain infrastructure, application services, and data systems. Our operations are designed for high availability, automated scaling, and continuous monitoring of on-chain and off-chain systems.

All operational procedures follow ITIL frameworks, with incident management, change control, and service level agreements aligned to financial services standards.

Service Level Objectives

99.97%

Uptime SLA

Last 30 days

<200ms

API Response

P95 latency

<15min

Detection Time

Incident response

24/7

Support

Operations center

Infrastructure & Deployment

Cloud Infrastructure

Multi-region deployment across AWS London (eu-west-2) and Frankfurt (eu-central-1) availability zones. Infrastructure as Code using Terraform for consistent provisioning and disaster recovery capabilities.

  • Auto-scaling groups for compute resources
  • Multi-AZ RDS clusters with automated backups
  • CloudFront CDN for global content delivery
  • ElastiCache for Redis session and data caching

Blockchain Node Operations

Self-hosted full nodes for Ethereum, Polygon, and Arbitrum networks. Node redundancy ensures high availability for on-chain event indexing and transaction processing.

  • Geth, Erigon, and Polygon Bor node clusters
  • Infura, Alchemy, and QuickNode as backup RPC providers
  • On-chain event monitoring and alerting
  • Automated node health checks and failover

Monitoring & Observability

Comprehensive monitoring stack using Prometheus, Grafana, and Datadog. Custom dashboards for blockchain metrics, API performance, and business KPIs.

  • Real-time alerting via PagerDuty integration
  • Distributed tracing with Jaeger
  • Log aggregation with ELK stack
  • On-chain event monitoring and anomaly detection

Current Status

All Systems Operational

Recent Incidents

No incidents in the last 7 days

Planned Maintenance

Next window: Sunday 02:00-04:00 GMT

Operations Contact

Change Management Process

1

Change Request

All infrastructure, application, and smart contract changes require formal change requests documented in the change management system.

2

Risk Assessment

Technical and business risk assessment, including security review, compliance impact, and rollback procedures.

3

Approval & Testing

Change approval by Change Advisory Board (CAB). All changes tested in staging environment with automated test suites.

4

Deployment & Validation

Controlled deployment during maintenance windows. Post-deployment validation and monitoring for 48 hours.