Senior Solution Architect – Microsoft Dynamics 365

Location: London, UK

Work Type: Hybrid – 2 days onsite per week

Occasional Travel: Basingstoke office

About the Role

BGTS is looking for an experienced Senior Solution Architect to join our team and play a key role in major business transformation initiatives and Microsoft Dynamics 365 .

This is a senior architecture position for someone who can take ownership of solution direction from early discovery and options analysis through to delivery and engineering handover .

You will work closely with business stakeholders, Product, Engineering, Architecture, Delivery and third-party partners to define scalable, secure and practical end-to-end solutions.

Key Responsibilities

Senior Solution Architecture

• Lead solution architecture for large and complex transformation programmes.
• Own solution direction from discovery through design, governance and delivery.
• Translate business objectives and capabilities into practical technology solutions.

Microsoft Dynamics 365

• Architect solutions involving Microsoft Dynamics 365 and its integration with wider enterprise platforms.
• Design integration across Dynamics 365, enterprise applications, data platforms, digital channels and legacy systems.
• Ensure solutions align with enterprise architecture principles and technology standards.

End-to-End Solution Design

• Develop end-to-end architectures covering applications, integrations, data, security, resilience and operational requirements.
• Understand business requirements and translate them into coherent solution architectures.
• Define architectural principles, constraints, dependencies and non-functional requirements.

Solution Options & Decision Making

• Produce and present Solution Options Papers .
• Evaluate technology, business, commercial, delivery and operational considerations.
• Clearly articulate options, risks, trade-offs and recommendations to senior stakeholders.

High-Level Design

• Own and produce High-Level Designs (HLDs) .
• Provide clear architectural direction, principles and guardrails for engineering teams.
• Ensure engineering teams have sufficient guidance to develop detailed designs and implementation solutions.

Architecture Governance

• Take solutions through formal architecture governance and design review processes.
• Prepare and maintain Architecture Decision Records (ADRs).
• Present designs and decisions to architecture governance boards and senior stakeholders.
• Address challenges, manage actions and ensure governance decisions are effectively implemented.

Engineering Handover & Delivery Support

• Effectively transition approved architecture into engineering teams.
• Communicate key architectural decisions, constraints, NFRs, dependencies and guardrails.
• Remain engaged throughout delivery to provide architectural guidance without becoming the detailed technical designer.

Agile & Product-Led Delivery

• Work effectively within Agile and product-led environments .
• Evolve architecture iteratively as requirements and business priorities develop.
• Collaborate closely with Product, Engineering and Delivery teams.

Senior Stakeholder Management

• Work confidently with Programme Directors, Business Owners, Engineering Leaders and senior stakeholders.
• Present architecture, risks, options and key decisions at SteerCo and senior governance forums .
• Communicate complex technical concepts clearly in business language.

Leadership & Influence

• Operate autonomously within complex transformation programmes.
• Bring structure to ambiguity and challenge assumptions constructively.
• Facilitate difficult cross-functional decisions and build alignment across Business, Architecture, Engineering, Product, Operations and third-party partners.

Essential Experience & Skills

• Strong experience as a Senior Solution Architect / Solution Architect on large-scale transformation programmes.
• Proven Microsoft Dynamics 365 architecture experience.
• Strong understanding of enterprise integration , including integration with legacy applications, enterprise platforms, data and digital channels.
• Demonstrable experience producing HLDs and Solution Options Papers .
• Strong knowledge of architecture governance, design reviews and Architecture Decision Records (ADRs) .
• Experience taking solutions from discovery → architecture → governance → engineering handover → delivery .
• Strong understanding of applications, integrations, data, security, resilience and non-functional requirements (NFRs) .
• Experience working in Agile / product-led transformation environments .
• Excellent communication and stakeholder-management skills, with the ability to engage confidently at Programme Director / SteerCo level .

Strong leadership, influencing and decision-making skills