Programmer (API) – Operational Digital Twin

About the role

Parsons is looking for a Programmer (API) to join a multi‑year Geospatial Digital Twin programme for a major national infrastructure owner in the Middle East. You will work with international experts to design, build and operate an Operational Digital Twin platform that integrates geospatial data, real‑time IoT/SCADA feeds, asset information and core enterprise systems.

Key responsibilities

• Support the Software Development Lead and Integration Lead in designing and implementing APIs and integration components across discovery, PoC, implementation and post‑implementation phases.
• Develop APIs, micro‑services and back‑end components using agreed languages and frameworks, adhering to coding standards.
• Implement integrations between the Digital Twin platform and source/target systems such as EAM/CMMS, ERP, BIM, SCADA/IoT, GIS and data warehouses/lakes using APIs, web services and messaging/event mechanisms.
• Assist with authentication, authorisation and security controls for APIs, collaborating with Cybersecurity and infrastructure teams.
• Create automated, integration and performance tests, troubleshoot interface and data‑flow issues, and support post‑go‑live monitoring.
• Maintain technical documentation, including interface specifications, configuration details and runbooks.

Required profile

• Degree in Computer Science, Software Engineering or a related technical discipline from an accredited institution.
• Proven experience developing APIs, web services or micro‑services using modern programming languages and frameworks.

Required skills

• API development and micro‑service architecture
• Web services and messaging/event mechanisms
• Integration with EAM/CMMS, ERP, BIM, SCADA/IoT, GIS and data warehouse/lake platforms
• Authentication, authorisation and security controls
• Automated testing, integration testing and performance testing
• Technical documentation and runbook creation