Senior Principal Architect — Governance & Assurance

Company: AgileSource Ltd
Apply for the Senior Principal Architect — Governance & Assurance
Location: London
Job Description:

We’re looking for a Principal Architect – Governance & Assurance to join our Engineering leadership team and play a critical role in shaping how architecture and engineering standards are applied across the organisation.

This is a high-impact leadership position responsible for driving architectural governance, engineering quality, and assurance practices across complex, high-availability systems. You’ll translate business strategy into practical guardrails, standards, and patterns that ensure our platforms remain scalable, secure, and resilient

You’ll also lead a small centre of excellence, working across multiple teams to elevate technical consistency and delivery qualit

y.What You’ll Be Doi

  • ng:Lead and evolve the organisation’s architecture governance and assurance func
  • tionDefine and enforce architecture standards, guardrails, and engineering best pract
  • icesOwn the governance of architectural exceptions, ensuring risks are identified and managed effecti
  • velyTranslate business strategy into actionable assurance frameworks aligned to engineering deli
  • veryProduce clear, data-driven reporting for senior leadership on compliance, risk, and v
  • alueAct as a trusted partner to Solution Architects and delivery teams—supporting, not poli
  • cingRepresent the assurance function in cross-functional governance fo
  • rumsDrive continuous improvement culture within the architecture and engineering commu
  • nityMentor and coach engineers and architects to improve technical quality and consist

encyCore Exper

  • ienceProven experience as a Principal, Lead, or Senior Architect in large-scale enviro
  • nmentsStrong background in architecture governance, assurance, or engineering quality fram
  • eworksExperience working across enterprise-scale, high-availability s

ystemsTechnical & Architectural Ex

  • pertiseBroad architecture knowledge across one or more
  • domains:Enterprise, Solution, Application, Infrastructure, or Data Arch
  • itectureStrong understan
  • ding of:Cloud platforms (AWS, Azu
  • re, GCP)Modern engineering practices (CI/CD, DevSecOps, APIs, micros
  • ervices)Security and resilience pr
  • inciplesAbility to guide t
  • eams on:Syste
  • m designRefactoring ap
  • proachesDeployment p
  • ipelinesEngineering s

tandardsLeadership &

  • InfluenceExperience leading architecture communities or centres of
  • excellenceStrong stakeholder management skills, with the ability to influence at sen
  • ior levelsComfortable balancing commercial priorities, risk, and technical
  • excellenceProven ability to align business and technology stakeholders around a sha

red vision…

Posted: June 19th, 2026