Observability Architect: Enterprise Migration Telemetry Lead

Jobtailor; Bristol; On-site; GBP 75,000 - 110,000; Full time

Job summary

Jobtailor in Bristol seeks an experienced Observability Architect to lead the design and optimisation of the co-location migration observability strategy. You will review current architecture across infrastructure, networks, middleware, databases and applications to ensure readiness and long-term operational support.

You will define metrics, logging, and tracing standards, develop real-time dashboards, establish health indicators, and implement intelligent alerting aligned to critical journeys.

Qualifications

• Extensive experience designing enterprise observability solutions for large-scale migrations.
• Strong knowledge of metrics, logging, tracing, and APM.
• Experience monitoring latency-sensitive enterprise apps.
• Understanding of infra, virtualization, networks, storage, databases, and middleware monitoring.
• Experience implementing centralized logging and observability best practices.
• Familiarity with financial services regulatory requirements.
• Analytical mindset with strong stakeholder communication.

Responsibilities

• Lead the assessment, design, and optimisation of the observability strategy for the migration programme.
• Review current observability across infrastructure, networks, middleware, databases and apps.
• Assess logging, metrics, tracing and monitoring capabilities for migration readiness.
• Develop an observability strategy for migration and ongoing operations.
• Recommend tooling enhancements or platform uplifts for visibility and resilience.
• Analyse telemetry and dashboards from completed migration waves.
• Establish performance baselines for compute, storage, networking and app response times.
• Identify recurring issues and use insights to improve migration readiness.
• Define measurable service health indicators to compare pre/post-migration.
• Design monitoring for monolithic estate focusing on latency-sensitive interdependencies.
• Create real-time dashboards across infrastructure, middleware, databases, messaging and apps.
• Ensure end-to-end transaction tracing to identify bottlenecks quickly.
• Validate monitoring coverage before each migration wave.
• Review and standardise centralised logging across migrated environments.
• Ensure consistent log formats, metadata, correlation IDs and traceability.
• Validate log ingestion, retention, indexing and search performance.
• Enable ops teams to investigate incidents with correlated logs and traces.
• Review and optimise alert thresholds to minimise misses and noise.
• Implement intelligent alerting aligned to business services and journeys.
• Define migration-specific alerting for infra failures and capacity constraints.
• Support readiness activities including rehearsals and production cutovers.
• Ensure observability meets financial-regulatory audit requirements.
• Validate access controls and security monitoring for observability platforms.
• Support governance, audit and regulatory reviews with evidence gathering.
• Evaluate existing platforms and recommend improvements where needed.
• Assess opportunities to improve automation and predictive alerting.
• Define standards and best practices for observability across future migrations.
• Collaborate with Architects, Platform, Security, Operations and Migration teams.
• Provide technical guidance during migration planning and cutovers.
• Produce architecture docs, monitoring standards and runbooks.

Skills

Observability design

Performance monitoring

Distributed tracing

Logging & metrics

Stakeholder management

Regulatory compliance

Tools

ELK stack

Prometheus

Grafana

SRE tooling

Job description

Jobtailor in Bristol seeks an experienced Observability Architect to lead the design and optimisation of the co-location migration observability strategy. You will review current architecture across infrastructure, networks, middleware, databases and applications to ensure readiness and long-term operational support.

You will define metrics, logging, and tracing standards, develop real-time dashboards, establish health indicators, and implement intelligent alerting aligned to critical journeys.