Job Purpose

We are seeking a Principal Scientist II to act as a subject matter expert across immunoassay‑based bioanalytical programmes supporting pharmacokinetic (PK), anti‑drug antibody (ADA), and pharmacodynamic (PD) studies. This role provides scientific leadership across multiple studies, focusing on complex assay troubleshooting, assay strategy, scientific oversight, and client engagement. The successful candidate will be recognised as a technical expert in ligand‑binding assays and will support the development, optimisation, validation, and long‑term scientific robustness of immunoassay platforms and methodologies across a range of therapeutic modalities.

Main Areas of Responsibility

• Provide scientific leadership and SME support across immunoassay bioanalytical studies supporting PK, ADA, and PD endpoints
• Lead troubleshooting of complex assay challenges, including drug interference, matrix effects, non‑specific binding, assay...