Senior Systems Integration Engineer

Senior Systems Integration Engineer | Hybrid London | 6-Month FTC

An exciting opportunity has arisen with a purpose-driven organisation undergoing significant technology transformation. We are seeking a Senior Systems Integration Engineer to bring stability, connectivity, and technical leadership to a complex multi-platform environment.

Reporting directly to the CEO, you will act as the organisation's trusted technical voice, connecting systems, improving data integrity, strengthening vendor accountability, and helping create a scalable technology foundation for future growth.

This is a hands-on role suited to someone who enjoys solving technical challenges, working across multiple systems, and delivering practical integration solutions that have a direct impact on business operations.

Role & Responsibilities

• Design, build, test, and support integrations across Microsoft Dynamics CRM, Business Central, SaaS platforms, and other business systems.
• Develop and maintain API-based integrations, data pipelines, webhooks, and automated workflows.
• Troubleshoot integration issues, data discrepancies, and system connectivity challenges.
• Support platform upgrades, system enhancements, and data migration activities.
• Work closely with third-party suppliers and implementation partners to deliver technical solutions.
• Assist with improving data quality, system reliability, and operational efficiency.
• Document integration designs, technical processes, and recommendations.
• Collaborate with technical and non-technical stakeholders to understand requirements and deliver effective solutions.

Skills & Experience

• Strong experience in Systems Integration, Integration Engineering, Application Integration, or a similar technical role.
• Hands‑on experience working with REST APIs, web services, ETL processes, webhooks, and system integrations.
• Strong troubleshooting and problem‑solving skills.
• Experience working with third‑party vendors and technology partners.
• Ability to communicate technical concepts clearly to a range of stakeholders.
• Experience with Microsoft Dynamics CRM and/or Microsoft Business Central.
• Experience delivering data migration, platform implementation, or system modernisation projects.
• Knowledge of integration platforms, workflow automation, and API management tools.
• Experience working across multiple business systems and third‑party technology suppliers.

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