Solution Architect (Billing Platform Project)

Rate - -700 (A day)

Duration - 3 Months (Initially)

Location - London (Hybrid)

Ir35 - Inside (Must use an umbrella company)

Role Purpose

We are seeking a Solution Architect to lead the design and evolution of our billing solution. This role is pivotal in shaping the future-state architecture, simplifying integration, and enabling business-led configuration. The architect will work closely with business stakeholders, project teams, and technical delivery to ensure a scalable, maintainable, and user-friendly solution.

Key Responsibilities

• Understand and document the current ("as-is") architecture, data flows, and integration points across D365, Workday, and supporting systems.
• Collaborate with project teams to define the desired outcomes and shape the solution vision aligned with business goals.
• Create a Solution Vision Document describing the options and recommendations to achieve the desired outcome.
• Develop high-level designs that reflect the target ("to-be") architecture, ensuring alignment with enterprise standards.
• Collaborate with technical delivery teams to create and validate Low Level Designs.
• Assess and recommend technologies that support business rule management in line with architectural principles.
• Act as the architectural liaison between business users, delivery teams, and platform owners.
• Ensure architectural decisions support security, compliance, and operational efficiency.

Key Technologies & Platforms (existing)

• Core Systems: Microsoft Dynamics 365 CS (D365), Workday
• Integration & Messaging: Azure Service Bus (ASB), NServiceBus
• Business Rules Engine: Oracle Policy Automation (OPA)
• Desirable: Experience with low-code platforms, business rules engines, and modern integration platforms

Skills & Experience

• Proven experience as a Solution Architect in complex enterprise environments.
• Strong understanding of billing, invoicing, and financial workflows.
• Experience designing solutions that empower business users to configure and adapt rules and logic for the creation of billing.
• Familiarity with asynchronous messaging and event-driven architectures.
• Excellent communication and stakeholder management skills.

Desirable Attributes

• Ability to simplify complex systems and communicate clearly with both technical and non-technical audiences.
• Passion for enabling business agility through smart architecture choices.