Senior D365 F&O Developer

Ready to lead, disrupt and reinvent the sleep industry?

We are Emma – The Sleep Company. Founded in 2015, we have grown into the world’s largest direct-to-consumer (D2C) sleep brand, with a presence in over 20 markets and more than 35 Emma stores across Europe. 

Our mission is simple: to develop sleep comfort products that empower our customers to awaken their best every day. Today, our products are trusted by millions and recommended by leading consumer associations worldwide. 

It’s our people who bring this mission to life. At Emma, you’ll join a driven, international team that values ownership, collaboration, and continuous knowledge sharing. With colleagues from over 70 nationalities, we combine diverse perspectives with a shared ambition to learn, grow, and create lasting impact, together. 

Ready to awaken your best with us? 

What you'll do:

• Responsible for the technical development, coding, and design of modifications or extensions (functions, forms, and reports) to the standard Microsoft Dynamics 365 Finance and Supply Chain (F&O), specifically the Procurement and Sales cycles.
• Provide support and expertise for coding, unit testing, and creating technical documentation for Microsoft Dynamics based solutions, setting up security measures and permissions, and participating in system and acceptance testing.
• Gain understanding of the business' needs, cooperates with Consultants in designing a solution for the business needs and requirements, and collaborates with other support teams to complete design and testing documentation.
• Test modifications for the validity of results, accuracy, reliability, and conformance to established standards.
• May be tasked with additional development tasks such as: developing data migration procedures to integrate Microsoft Dynamics Solutions to other systems. 
• Designs, develops, and maintains integrations between Dynamics 365 F&O and third-party or legacy systems, leveraging middleware platforms to ensure reliable, scalable, and monitored data flows.
• Solid understanding of API design and consumption (REST/SOAP web services, JSON/XML payloads), authentication mechanisms (OAuth 2.0, Azure AD service principals), and secure data exchange practices.
• Strong proficiency in X++ development, including the Dynamics 365 F&O extension model (Chain of Command, event handlers), data manipulation and set-based operations, and core application frameworks such as SysOperation, Data Management Framework (DMF), and the security framework.

Who we are looking for:

• 5+ years of technical development experience with Microsoft Dynamics 365 Finance and Supply Chain (formerly AX)
• Hands-on experience specifically within the Procurement and Sales cycles

Core Technical Skills

• Microsoft Dynamics 365 F&O development using best practices
• Unit testing planning and execution
• Core Microsoft Dynamics Application knowledge
• Visual Studio Code proficiency

Azure & Cloud

• Basic Azure knowledge
• Azure Functions development and integration

Integration & Interfacing Systems

• Microsoft Power Platform: Flow (Power Automate), PowerApps, PowerBI
• Web Services integration
• Familiarity with interfacing and connected systems

ISV & Ecosystem Knowledge

• Understanding of key Independent Software Vendors (ISVs) within the Dynamics ecosystem

Soft Skills

• Able to work independently and proactively
• Strong prioritization and problem-solving skills
• Deadline and deliverable focused
• Adheres to development procedures and standards
• Strong team player with clear communication skills
• Results-oriented mindset
• Excellent troubleshooting abilities

What we offer:

Maturing Scale-Up: We’re part of the 13–20% of start-ups that transition to scale-up. This is a rare stage where we refine systems without losing agility. It’s where start-up energy meets scalable impact - and where people can build the next version of Emma.

Empowerment to Impact: Every Emmie owns part of our success with accountability. It’s about seeing it, owning it, doing it – something that is valued and measured in development.

Growth & Learning Journey: We live by the 70/20/10 model – with 70% on the job, 20% from others, 10% structured training. We invest in your growth with trainings and coaching to get you to the top of your game.

Emma-zing Community: We hire selectively which means working with smart, collaborative people who care deeply. It’s a community built by Emmies for Emmies.

Next Level Global: With 60+ nationalities across 4 offices, global collaboration is part of our values. You’ll work across cultures, perspectives, and time zones.

Flexibility: Our Technology team's remote work policy allows for great flexibility. (Please note that the role requires being based in Portugal or Germany)

Become an Emmie 

We are on a mission to become No.1 in the world of sleep, and we’re looking for driven, ambitious people to help us shape what’s next. If you’re curious, hands-on, and ready to challenge the status quo, you’ll find the space here to make things happen and create real impact.  

We are proud to be an equal opportunity employer and are committed to building an inclusive workplace. We celebrate diversity and consider all qualified applicants regardless of race, ethnic origin, religion or belief, gender, gender identity or expression, sexual orientation, national origin, disability, or age. 

Our aim is to get back to you within a few days. Due to the high volume of applications, there may be slight delays, but we’ll get back to you as soon as possible.