Integration Engineer — Microsoft Graph API and SharePoint (Contractor)

Senior | Ref: ACC-CC-INT01UK Contract
LocationUK-based. Remote-first
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Engagement Details

  • Bullet pointEngagement: Confidential Client — Azure to GCP Data Platform Migration
  • Bullet pointStart Date: 10 June 2026
  • Bullet pointDuration: Fixed-term to 30 September 2026
  • Bullet pointAvailability: Part-time, 2 to 3 days per week
  • Bullet pointLocation: UK-based. Remote-first
  • Bullet pointApplicants must have the right to work in the UK and be located in the UK

The Role

The Azure Data Factory SharePoint Online List connector has no native GCP equivalent. This gap cannot be solved with configuration. It requires engineering a bespoke CloudRun application using the Microsoft Graph API. We are looking for a specialist contractor who has built exactly this kind of custom Graph API integration before and can deliver a production-grade solution, not a prototype that needs rework.

Context

This is a focused, specialist, time-boxed role. You will work with our Principal Platform Engineer and under the oversight of our Principal Solutions Architect. The deliverable is a CloudRun application that handles OAuth 2.0 service principal authentication, SharePoint list extraction, delta processing, error handling, and integration into the Cloud Composer orchestration layer. We are not looking for someone who will figure it out. We are looking for someone who has already done it.

What You Will Be Doing

  • Bullet pointDesign and build a bespoke CloudRun integration application using the Microsoft Graph API to replace the ADF SharePoint Online List connector
  • Bullet pointImplement secure OAuth 2.0 service principal authentication for SharePoint Online access
  • Bullet pointHandle SharePoint list pagination, delta extraction, and schema mapping to GCS and BigQuery Bronze layer
  • Bullet pointImplement robust error handling, retry logic, and alerting for the integration
  • Bullet pointIntegrate the CloudRun service with Cloud Composer for orchestrated scheduling
  • Bullet pointProduce integration design documentation and a runbook as part of the engagement deliverable set
  • Bullet pointSupport testing and validation of SharePoint data in the Bronze and Silver layers

What We Need From You

  • Bullet pointHands-on Microsoft Graph API development experience, including SharePoint Online list operations, pagination, and delta queries
  • Bullet pointOAuth 2.0 service principal authentication for Microsoft 365 and Azure AD app registrations
  • Bullet pointCloudRun or equivalent containerised application development in Python or C#
  • Bullet pointExperience building production-grade integrations, not proof-of-concept scripts
  • Bullet pointUnderstanding of GCP Cloud Storage and BigQuery as integration targets
  • Bullet pointApplicants must have the right to work in the UK and be located in the UK

Beneficial But Not Essential

  • Bullet pointPrior experience replacing ADF connectors with custom GCP integrations
  • Bullet pointCloud Composer and Airflow DAG integration experience
  • Bullet pointFamiliarity with GCP Secret Manager for credential management
  • Bullet pointGoogle Cloud Professional Developer certification or equivalent

Why Adroit Cloud Consulting?

Adroit Cloud Consulting is a cloud and AI engineering firm built by practitioners, not theorists. We design, build, and embed secure cloud and AI systems for businesses scaling fast and solving complex problems across financial services, real estate, SaaS, and the public sector.

We work side by side with our clients. No offshore hand-offs, no bloated delivery layers. Just senior engineers who take ownership, move quickly, and leave platforms in better shape than they found them.

Our core capabilities span GCP, AWS, Azure, data platform engineering, AI and ML systems, DevSecOps, and cloud security. We are a Google Cloud Partner with ISO 27001 certification.

We do not manage the gap between strategy and delivery. We close it.

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