Senior Developer - Dynamics 365​/UMAX Platform

Senior Developer – Dynamics 365 / UMAX Platform

In short: As a Senior Developer – Dynamics 365 / UMAX Platform, you will play a pivotal role in designing, developing, and delivering scalable solutions across SEFE Energy’s Microsoft Dynamics 365 and Power Platform ecosystem. Working within a major technology transformation programme, you will leverage your expertise in Dynamics 365, UMAX, integrations, and modern development practices to build secure, maintainable, and high‑performing solutions that support critical business operations.

• Design, develop, and maintain high‑quality solutions across Dynamics 365, Power Platform, and the UMAX platform, ensuring alignment with architectural standards and business requirements.
• Build and support integrations between Dynamics 365, UMAX, Salesforce, middleware platforms, and other enterprise applications to enable seamless business processes.
• Develop custom plugins, workflows, APIs, JavaScript extensions, and Power Platform components that deliver scalable and supportable solutions.
• Design and optimise Dataverse data models, ensuring data integrity, performance, and effective system architecture across the application landscape.
• Support CI/CD pipelines, release management processes, and application lifecycle management activities to enable efficient and reliable deployments.
• Collaborate closely with business analysts, QA teams, administrators, delivery teams, and external partners to troubleshoot issues, improve platform capabilities, and drive continuous improvement.

• Proven experience developing solutions within Microsoft Dynamics 365 and Power Platform environments, with strong expertise in both Dynamics 365 and UMAX platforms.
• Strong software development skills using C#, .NET, JavaScript, plugins, custom workflows, APIs, and Power Platform technologies including Power Automate and model‑driven applications.
• Solid understanding of Dataverse, solution architecture, data modelling principles, and enterprise integration patterns involving Salesforce, middleware, and third‑party systems.
• Experience working with Dev Ops practices, Azure Dev Ops, CI/CD pipelines, solution management, and structured release processes.
• Analytical and solution‑focused mindset with a passion for delivering scalable, secure, and maintainable applications that solve complex business challenges.
• Strong communication and stakeholder management skills with the ability to translate business requirements into effective technical solutions and work collaboratively across multi‑disciplinary teams.

• bonus earning potential
• non‑contributory pension with 10% employer contribution
• 25 days holiday plus bank holidays and volunteering days
• buy / sell holidays
• life assurance medical and dental insurance (family cover)
• range of optional flexible benefits