Bobby will take charge of the Europa League Play-Off First Leg between Sigma and Sevilla.
He will be joined by assistant referees Frankie Connor and Dougie Potter, with Don Robertson taking on the role of Fourth Official.
Meanwhile, William is set to appear in the meeting of Rapid Wien and FCSB.
David McGeachie and Douglas Ross will run the line, with Nick Walsh Fourth Official.

![Image: Scottish officials in Europa League action [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/CyEov7Ia71mNpAseOkUcU/58676a19ae2817b00462a8569c32ea59/bobbymadden-2.jpg?fm=webp&fit=fill&f=face&w=1000&h=650)
![Image: Abbie Hendry and Olivia Crawford on hand to inspire referees. [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/2AdfV9GeGB7dvnpxmQFOeQ/1a9670d840c61f9f8d6d3de22c22e398/21620573-1.jpg?fm=webp&fit=fill&f=face&w=3280&h=2192)
![Image: FIFA International List for 2026 Confirmed [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/7zAGruzI7lhLIGV8y4l3Zw/ce93db56e4980a318cab72b68046767b/21541576.jpg?fm=webp&fit=fill&f=face&w=4676&h=2954)
![Image: Nick Walsh promoted to UEFA Elite Referee Category [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/1Aua4TpMEqTupgttrIii97/0f9c1a5c75ba1c29ae6fe140872f0db3/21543997.jpg?fm=webp&fit=fill&f=face&w=4208&h=2800)