Principal Domain Enterprise Architect

chaucergroup; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Chaucer Technology seeks a strategic technology leader to own the Architecture Domain, guiding the enterprise design authority and shaping innovation including AI. You will align architectural decisions with business objectives, regulatory needs and long-term value, while mentoring Domain Architects and coordinating with product, engineering, security, data, and governance teams.

You will establish architectural guardrails, oversee reference architectures, and drive secure-by-design practices

Qualifications

• Define and govern technology strategy and architecture to support business goals.
• Align architecture decisions with enterprise priorities, regulatory requirements and risk appetite.
• Lead cross-functional teams to translate complex needs into coherent architectural designs.

Responsibilities

• Define and maintain the Enterprise Architecture roadmap and guardrails.
• Own solution architectures across change programmes with high-level designs and artefacts.
• Lead and mentor Domain Architects and collaborate with Product, Engineering, Security and Data teams.
• Represent architecture in steering committees and senior leadership forums.

Skills

Enterprise Architecture

Strategic Leadership

Stakeholder Management

AI Strategy

Cloud Architecture

Tools

EA Tools

Job description

Reporting to the CTO, this role oversees the Architecture Domain within Chaucer Technology. It leads a key function within the evolving operating model and plays a central role in modernising ways of working.

The role requires a strategic, future-focused technology leader with proven capability to define technology and design strategy, own solution architecture, shape innovation including AI, and align architecture decisions to business objectives. As Chaucer's enterprise design authority, the role ensures architecture supports business strategy, underwriting performance, operational effectiveness, regulatory compliance, scalability and long-term value.

The role leads and mentors Domain Architects, works closely with Enterprise Portfolio Architecture, and collaborates across Product Management, Engineering, Security, Data, Service Management, and Quality & Technical Assurance.

They lead internal and third-party architecture resources, translating business and technology requirements into conceptual architectures, high-level designs and assured solution designs, with appropriate review and contribution to low-level designs.

Job Description

Define and maintain the Enterprise Architecture roadmap, aligning technical blueprints with 1-3 year business objectives, Chaucer's strategic priorities and longer-term technology direction.

Establish architectural guardrails, principles and decision frameworks that embed secure-by-design and resilience standards across change.

Own solution architecture across the change portfolio, ensuring business requirements are translated into clear conceptual architectures, high-level designs and coherent solution design artefacts

Own Enterprise Reference Architectures, Target State Architectures and Strategic Technology Blueprints, ensuring business and portfolio roadmaps align to Chaucer's long-term technology vision.

Establish an innovation lifecycle from ideation and experimentation through to adoption, including responsible AI where it creates measurable business value.

Use strategic thinking, scenario planning and enterprise trade-off analysis to balance innovation, resilience, cost, risk, delivery pace and platform sustainability.

Review and contribute to low-level designs to ensure detailed implementation remains aligned with approved architectural principles, design patterns, standards and strategic technology direction.

Proactively engaged across the market, technology landscape and insurance sector to identify strategic opportunities through emerging technology, innovation and AI-enabled capabilities

Advise C-suite executives by translating technology trends, innovation and AI developments into clear investment priorities.

Develop and communicate the Architecture Domain strategy and long-term technology vision, aligned to business goals and future innovation, AI and market developments.

Act as a trusted advisor and enterprise design authority between the Architecture Domain, technology teams and wider business stakeholders.

As required, attend transformation and change steering committees and senior leadership meetings to advise on progress and business value realisation.

Provide architectural insight and guidance across the transformation portfolio through robust design, independent assurance and governance.

Represent Chaucer in relevant technology, insurance and innovation forums, shaping industry direction and identifying strategic advantage.

Leadership and Strategy:

Demonstrates a high level of self-awareness through a commitment to continuous, personal improvement and learning.

Translates organisational vision into clear strategic choices, architecture roadmaps, measurable goals and delivery priorities.

Demonstrates strategic thinking, creativity and innovation, anticipating technology trends and balancing AI adoption with risk appetite and commercial priorities.

Uses strategic analysis to evaluate options, make trade-offs, challenge short-term thinking and guide investment towards sustainable business value.

Understands the business, Lloyd's market expectations, regulatory frameworks and external technology trends.

Strives to build key relationships, shows ownership of targets, and focuses on results.

Provide strategic leadership for architecture strategy, principles and investment priorities across Data, Platform, Technology and AI. Maintaining a culture of architectural excellence across the organisation.

Ensures coherence and alignment across Security, Data, Platform, Infrastructure, Integration and Solution Architecture domains, resolving architectural conflicts and providing direction on cross-domain design decisions.

Motivate the team to deliver high-quality architectural outputs, guidance and design artefacts, taking accountability for the team's actions and decisions.

Technical Delivery Management:

Own architectural assurance for delivered solutions, ensuring conceptual architectures, high-level designs and solution design artefacts meet agreed standards.

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