Senior Developer (Microsoft Dynamics & Integration)

United States Digital Space LLC; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

United States Digital Space LLC is seeking a seasoned backend and integration engineer to design, develop, and improve technology solutions across Microsoft Dynamics 365, Power Platform, and Azure. You will collaborate with architects, product teams, and external suppliers to deliver scalable, secure, and high-quality solutions.

You’ll help transform designs into robust implementations, build APIs and front-end components, and participate in code reviews, CI/CD, and performance optimisations to

Qualifications

• Strong experience with Microsoft Dynamics 365, Power Platform, and Dataverse.
• Proficient in C# and .NET for backend and integration development.
• Experience building APIs (REST/SOAP) and secure authentication methods.
• Skilled in JavaScript/TypeScript, HTML, and CSS for front-end components.
• Experience with CI/CD, DevOps practices, and Azure services.
• Solid understanding of databases and data modelling principles.
• Excellent problem-solving and stakeholder management skills.
• Strong communication with technical and non-technical partners.
• Collaborative, proactive, and focused on continuous improvement.

Responsibilities

• Design, develop, and maintain Dynamics 365 customisations and Dataverse extensions.
• Build C# server-side plugins, workflows, and integration services.
• Develop integrations with external APIs (REST, SOAP, webhooks) with error handling.
• Create front-end components using JavaScript/TypeScript, HTML, CSS.
• Collaborate with architecture teams to translate designs into scalable solutions.
• Work with third-party suppliers to ensure quality and standards.
• Support live operations, releases, and performance improvements.
• Develop and maintain CI/CD pipelines and DevOps practices.
• Contribute to data modelling and integration strategies.
• Participate in code/design reviews and document technical decisions.
• Troubleshoot complex issues across systems.
• Input into planning, estimation, and risk assessment.
• Mentor junior developers and promote best practices.

Skills

Dynamics 365

Power Platform

Dataverse

C# / .NET

REST / SOAP APIs

JavaScript / TypeScript

HTML / CSS

Azure / DevOps

CI/CD

Data Modelling

Problem Solving

Stakeholder Management

Communication

Mentoring

Tools

Azure DevOps

Git

Job 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

What you’ll be doing…

• 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

A little about you…

• 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

A little bit about you...

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A little bit more about us...

• We believe in building a diverse and inclusive culture and positive employee experience.
• We are One Team, more than just ourselves.
• We are customer first, we understand, and help solve our customers’ problems.
• We Test & Learn, we are empowered to learn and grow, unafraid of change.
• We choose to care, we are committed to doing the right thing, the right way.

It’s really important to us that we give as much to our colleagues as they give to us.

Our latest Belonging Survey showed that our colleagues feel valued and listened to as we continue to build an environment where everyone can thrive, grow, belong and be their authentic selves.

We believe that diversity of thought, experience and background provides the platform for great creativity,

We are committed to equal employment opportunities regardless of race, colour, ancestry, religion, national origin, sexual orientation, age, citizenship, marital status, disability or gender identity.

Many of our Colleagues work flexibly in many different ways. Please talk to us at interview about the flexibility you need. We can’t promise to give you exactly what you want, but we do promise not to judge you for asking.