Lead ERP Developer

Lead ERP Developer Poole, Dorset • £50,000 - £60,000 + Bonus + Extensive Benefits Package

This is an excellent opportunity for a skilled C#/.NET Developer to step into a high‑impact role specialising in the Acumatica ERP platform. Whether you are an experienced ERP professional or a Software Developer looking to transition into business systems, this role offers the chance to lead complex technical projects and develop a modern ERP framework.

This company is a leading provider of essential products for businesses across various sectors. They specialise in delivering a comprehensive range of high‑quality janitorial, catering, and packaging supplies, helping organisations maintain efficiency and hygiene in their operations.

In this varied role, you will be the primary architect for Acumatica customisations and integrations. You will work across the full development lifecycle, from designing custom workflows and screens to building robust API connections with CRM, WMS, and e‑commerce platforms, ensuring the entire business ecosystem is seamlessly connected.

The ideal candidate will possess expert‑level proficiency in C# and the .NET Framework/Core, complemented by a solid grasp of and web development to manage Acumatica's web‑based UI. A deep understanding of SQL Server and T‑SQL is essential for database design, as is a thorough knowledge of REST/SOAP APIs, JSON, and XML for seamless system integrations. You should be technically confident using JavaScript, HTML, and CSS for UI enhancements and have a clear understanding of ORM layers.

While not essential, familiarity with Azure cloud concepts, reporting tools such as Power BI or Qlik and previous ERP experience would be beneficial.

This is a fantastic opportunity to take true ownership of a core system. You will have the autonomy to shape the technical landscape of the company, optimise data exchange through dashboards and BI tools, and play a defining role in a major digital transformation journey.

• Design and develop custom screens, fields, and workflows within the Acumatica framework.
• Build and maintain REST/SOAP API connections between the ERP and external business systems.
• Create Generic Inquiries, reports, and dashboards to facilitate seamless data exchange.
• Lead technical documentation, version control, and troubleshooting for all system customisations.

• Expert in C#, .NET, and T‑SQL, with a strong understanding of web development (
• Experienced in API development and handling data payloads via JSON and XML.
• Familiar with SDLC and Git; knowledge of finance or supply chain domains is a plus.