Senior Developer - Intelligent Workflow Systems

Demarq • london, england, United-Kingdom • Posted May 31, 2026

Location london, england
Job Type Full-time
Category IT & Technology
Posted May 31, 2026

We’re building intelligent workflow and document-processing systems that solve real operational problems.

At Demarq, we work on platforms that ingest documents and data from multiple sources, extract and validate information, and drive structured workflows and automation.

This is not a “maintain tickets in a sprint board” role.

You’ll be working on systems that deal:

  • Incomplete and inconsistent real-world data
  • Event-driven workflows and orchestration
  • Validation, exception handling, retries, and state management
  • Integrations with customer and third-party systems
  • Operationally important processes where reliability matters

We’re looking for a strong senior engineer who can contribute beyond implementation alone.

The role

You will:

  • Design and build backend services, APIs, and workflow components
  • Work on document processing, data extraction, a...

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