Job Vacancy Technical Architect

In this role, you will provide technical leadership across live services, taking ownership of complex incidents, performance challenges and service improvements within a large-scale application and infrastructure environment. You’ll collaborate closely with subject matter experts, problem management and technical leadership to investigate root causes, improve system resilience and ensure services continue to operate reliably.

You will also proactively identify risks and improvement opportunities, contribute to architectural thinking, and support wider initiatives such as BCDR planning and design assurance. Working in an Agile environment, you’ll balance deep technical analysis with clear communication, helping both technical and non-technical stakeholders understand issues and outcomes while being supported by a collaborative, expert-led culture.

Key responsibilities

• Lead and support the resolution of P1 and P2 incidents, ensuring issues are owned through to conclusion

• Analyse logs, metrics and performance data to identify root causes and optimisation opportunities

• Collaborate with SMEs and technical management to improve service stability and resilience

• Monitor live systems and investigate current or emerging performance issues

• Contribute to service improvement initiatives and preventative technical reviews

• Support BCDR planning and provide architectural oversight where required

• Review and validate technical documentation and designs

• Engage in regular technical and operational forums to share insight and drive alignment

Required qualifications to be successful in this role

You will bring broad technical architecture experience gained within complex, enterprise-scale environments, along with a proactive mindset and strong communication skills. You’re comfortable troubleshooting live services, working across infrastructure and applications, and continuously learning new technologies to improve outcomes.

Essential qualifications

• Strong experience as a Technical or Solutions Architect in large-scale environments

• Solid knowledge of Windows Server, Active Directory and Linux platforms

• Good understanding of networking concepts including routing, firewalls, protocols and load balancing

• Experience with containerised services such as Docker

• Proven experience troubleshooting live services and performance issues

• Hands-on use of monitoring and observability tools (e.g. Dynatrace, Prometheus, Grafana or similar)

• Experience working in Agile environments using tools such as Jira and Confluence

• Understanding of monolithic and microservice architectures

• Ability to communicate complex technical topics clearly to varied audiences

• Eligibility for UK Security Clearance (SC), with an additional level of clearance required after joining

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