Queen Square Recruitment
Integration Architect
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Integration Architect – Data Observability & Reconciliation
Contract: 3 Years
Rate: £600 per day Inside IR35
Location: London (Hybrid – 2 days on site)
Client: Confidential Global Retail Organisation
The Opportunity
We are supporting a leading UK retail organisation on a major enterprise transformation programme and are seeking an experienced Integration Architect to lead the design of a strategic data observability and reconciliation capability.
This is a long-term contract offering the opportunity to shape enterprise integration architecture across complex legacy and cloud environments, ensuring business-critical data remains accurate, trusted and consistent across multiple platforms.
Working with senior architects, engineering teams and business stakeholders, you will define reusable integration patterns, establish reconciliation frameworks and drive best practice across a large-scale transformation programme.
Key Responsibilities
- Own the end-to-end integration architecture for enterprise data reconciliation and observability.
- Design scalable, configuration-driven frameworks for cross-system data comparison and data quality validation.
- Define integration patterns across batch, real-time streaming and API-based services.
- Design logical and physical data models supporting reconciliation, auditability and reporting.
- Architect exception handling, discrepancy management and reconciliation metrics.
- Define monitoring, alerting and dashboard requirements with observability teams.
- Produce high and low-level solution designs, standards and reference architectures.
- Collaborate with enterprise architects, engineering teams and product owners to ensure architectural consistency.
- Provide technical governance and architectural leadership across multiple delivery teams.
- Drive adoption of enterprise integration standards and reusable architectural patterns.
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Essential Experience
- Extensive experience as an Integration Architect or Data Integration Architect within large enterprise environments.
- Strong background designing hybrid integration solutions spanning APIs, messaging, batch and streaming technologies.
- Excellent understanding of enterprise integration patterns and distributed systems.
- Strong SQL, data modelling and data warehousing knowledge.
- Experience designing metadata-driven or configuration-driven reconciliation or data quality frameworks.
- Knowledge of data observability, validation, lineage and monitoring concepts.
- Experience integrating cloud data platforms with monitoring and observability tooling.
- Ability to produce clear architectural documentation and communicate effectively with both technical and business stakeholders.
- Proven experience working across complex transformation programmes.
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Desirable Experience
- Enterprise reconciliation or system-to-system comparison solutions.
- Experience with Azure, AWS or GCP data and integration services.
- Data quality and observability platforms.
- Retail, financial services, utilities or telecommunications experience.
- Data governance and stewardship frameworks.
- CI/CD for integration and data platforms.
- Experience influencing architecture across multiple delivery teams.
What's on Offer
- 3-year contract providing long-term programme stability.
- £600 per day.
- Hybrid working with London-based collaboration.
- Opportunity to influence enterprise architecture within a large-scale retail transformation.
- Work alongside senior architects and engineering leaders on strategic, business-critical initiatives.
If you're an experienced Integration Architect looking for a long-term opportunity to shape enterprise integration and data observability within a major retail organisation, we'd like to hear from you.
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