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# Senior Developer (Microsoft Dynamics & Integration)

- **Company:** JC Decaux
- **Location:** UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** HTML, JavaScript (Programming Language), .NET Framework, User Authentication, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Code Review, Databases, Continuous Integration, DevOps, Microsoft Dynamics, Performance Tuning, Simple Object Access Protocol (SOAP), Systems Integration, TypeScript, Backend, Enterprise Integration, Web Technologies, Api Design, Restful APIs, Webhooks, Web Api
- **Published:** September 29, 2026
- **Apply:** https://www.totaljobs.com/job/senior-developer/jc-decaux-job108054668

## About the Role

* Strong experience with Microsoft Dynamics 365, Power Platform, and Dataverse

 * Proficient in C# and .NET for back-end and integration development

 * Experience working with APIs (REST/SOAP) and authentication methods

 * Strong knowledge of JavaScript/TypeScript and modern web technologies

 * Experience with CI/CD, DevOps practices, and Azure services

 * Good understanding of databases and data modelling principles

 * Strong problem-solving skills and ability to manage complex technical issues

 * Excellent communication skills with both technical and non-technical stakeholders

 * Collaborative mindset and experience working with multiple stakeholders

 * Proactive approach with a focus on continuous improvement

## Description

This role supports the design, development, and continuous improvement of our technology solutions across Microsoft Dynamics 365, Power Platform, and Azure environments. You'll work closely with architects, product teams, and external suppliers to deliver scalable, secure, and high-quality technical solutions. Along the way, you'll contribute to transformation initiatives, strengthen integration capabilities, and help improve system performance and reliability.
Reports to: Enterprise & Solution Architect, * Design, develop, and maintain customisations and extensions within Microsoft Dynamics 365 and Dataverse

 * Build and maintain C# (.NET) server-side plugins, workflows, and integration services

 * Develop integrations with external APIs (REST, SOAP, webhooks) with strong error handling and resilience

 * Create and enhance front-end components using JavaScript/TypeScript, HTML, and CSS

 * Work closely with architecture teams to translate designs into scalable technical solutions

 * Collaborate with third-party suppliers to ensure quality and alignment with internal standards

 * Support live operations including issue resolution, releases, and performance improvements

 * Develop and maintain CI/CD pipelines and apply DevOps best practices

 * Contribute to data modelling, integration strategies, and performance optimisation

 * Participate in code reviews, design reviews, and technical documentation

 * Troubleshoot and resolve complex technical issues across systems

 * Provide input into planning, estimation, and technical risk assessment

 * Mentor junior developers and promote best practice across the team