OneStream Senior Developer – 6915 ADA
Our client is a leading Swiss multinational healthcare company headquartered in Basel, Switzerland. Operating in Pharmaceuticals and Diagnostics, it is one of the world’s largest biopharmaceutical companies and a global leader in in-vitro diagnostics and cancer treatments.
We are looking for a highly skilled and experienced OneStream Senior Developer for an initial 1 year contract basis with potential extension. You should have a proven track record of successful OneStream project implementations, exhibiting strong problem-solving abilities, and a passion for delivering high-quality software solutions.
This is a hybrid role requiring 3 days per week onsite in Basel .
The perfect candidate should have a Bachelor’s or Master’s degree in a relevant field and strong expertise in OneStream, including over five years of implementation and development experience. It involves hands‑on work with system configuration, business rules (C#), data transformations, reporting, workflows, and financial consolidation processes.
Candidates should possess solid technical skills in VB.NET or C#, SQL, and modern integration methods, along with the ability to create technical documentation and support testing. Strong communication, problem-solving, and teamwork skills are essential, along with the ability to work in fast‑paced, project‑driven environments and support knowledge