Senior X++ Developer
At SD Worx, we are looking for energetic people to join our team. With us, you get the chance to showcase your talents and grow like never before! Ready, set, apply!
We usually respond within a week
SD Worx is a leading European provider of Payroll & HR services with global reach. We have offices in Europe and Mauritius. Our goal? We bring people solutions to life and turn HR into a value source for our clients and their people.
Our people solutions span the entire employee journey, from salary payment to attracting, rewarding, and developing talent. Are you ready to join us?
About the role:
Join our Implementation Team team building SD Worx’s top‑tier payroll solution for large Belgian organizations—powered by Microsoft Dynamics 365 F&O.
You’ll help drive the product forward, experiment with new ideas, and explore fresh tech. Think of it as crafting clean code with a side of innovation.
What do we have to offer?
Stable employment conditions: permanent employment contract (after a 3-month probation period)
Flexible working hours and remote work opportunities
Private medical care (LuxMed)
Cafeteria system / Sports card
Lunch card (Edenred)
Financial allowance for remote work
Loans for employees
Workation: possibility to work from any SD Worx location (4 weeks per year, EU only)
Life insurance
Holiday allowance
Free language courses (during your working hours)
Annual bonus
Integration events
Free parking spaces for employees
Referral program
PPK (Employee Capital Plans): 3.5% employer contribution
Learning opportunities: through an individual development plan and professional training
Career growth: whether you want to become more of an expert in your field or expand your knowledge horizontally, there’s always room to grow within SD Worx!
Which tasks can you expect?
Become a true expert in our application — you’ll dive in, dissect it, understand it, feel it.
Design and build new features and APIs in X++
Enhance and maintain our D365FO add‑on “X‑Tend”
Develop and ship clean updates, fixes, and improvements.
Hunt down bugs and unravel the kind of issues that make others sigh loudly.
Work with analysts, the PM and stakeholders to turn needs into sharp, workable solutions.
Help build a squad that works autonomously, makes bold decisions, and consistently delivers value.
What do you have to offer?
Must‑haves:
Strong experience with Dynamics 365 FinOps
Hands‑on mastery of X++
Comfortable with Visual Studio, Azure DevOps, LCS, MS SQL
Fluent English
Bonus points:
Dynamics AX2009
C# experience
ATL-based automated testing
Power Platform (Apps, BI, Automate) embedded in FinOps
Azure SQL, Data Lake, Dataverse
Build pipeline experience in Azure DevOps
Who you are ?
You’re someone who:
Has a hunger to learn — fast, often, gladly.
Takes ownership — “not my problem” isn’t in your vocabulary.
Communicates clearly and isn’t afraid to speak up.
Enjoys feedback (giving and receiving).
Has the curiosity to explore and the discipline to finish.
Who you’ll work with
A tight, international squad: developers, functional analysts, testers, project managers, and a service/business manager — all driven, supportive, and ready to welcome you. We’re powered by people, not labels. Whatever your background or story — you’re welcome here.
From many places, we work as one, moving from better to best together.
SD Worx embraces diversity in the workplace. Diversity brings inspiration and innovation to our company. We particularly welcome applications from qualified talent, regardless of origin, nationality, gender, skin color, ethnic and social background, religion, age, disability, sexual orientation, or stage of life.
- Team
- IT & Technology
- Role
- IT & Technology (Products)
- Locations
- Katowice
- Remote status
- Hybrid