Reagents Scientist


Stirling, UK

Job Type

Company Overview

LumiraDx is a medical technology company developing, manufacturing and marketing smart connected diagnostics and diagnostic-led care solutions. Founded in 2014 by entrepreneurs with a successful track record in building and scaling medical diagnostics and health IT businesses, the company has major operations in the UK and the USA, and is supported by a global sales network, LumiraDx is a high growth organisation. We have recently launched the innovative LumiraDx Platform, and are looking for proactive, experienced, focused and enthusiastic individuals who can make a significant contribution to the continued growth and success of our dynamic and forward-looking company.

Role & Responsibilities

Fixed Term Contract / Full-time - Part-time opportunities may be available

This is a fixed term contract for maternity cover expected to last 12 months, however due to on-going growth, there may be opportunities for a permanent role in the future.


We are currently recruiting for a Reagents Scientist to work within our reagents development group within research and development, assisting in the development of on-strip dry reagents for multiple assays on the LumiraDx platform.

Key Responsibilities:

  • Support the development of assay reagents for multiple assays.
  • Preparation of antibody coated microparticles and fluorophore-antibody conjugates for multiple assay development teams.
  • Involved in the development of new, and improvement of current reagent preparation methods for the production of antibody coated microparticles and fluorophore-antibody conjugates.
  • Involved in the development of new, and improvement of current methods for characterisation of reagent performance.
  • Execution of appropriate experiments for the purpose of assessing and improving assay reagents.
  • Help less experienced members of the team to carry out experiments effectively when required.
  • Creating and maintaining quality records (experimental protocols) for the purpose of recording and documenting reagent development progress and associated experiments.
  • Testing developed reagents against the required performance requirements.
  • Writing and updating lab and project related procedures and documents.
  • Raising, investigating and closing quality events to agreed timelines.
  • Completing COSHH assessments as and when required.
  • Work according to GLP and Design Control.
  • Collaborate within a one team ethos throughout R&D, scale up and transfer and manufacturing.

Required Experience

About You:

We are looking for a highly motivated individual with exceptional attention to detail and high level of skills in problem solving and innovation, along with the following experience:

Essential Skills:

  • Degree qualified in a relevant scientific discipline.
  • Experience in protein and surface chemistry processes, protein to protein coupling, and protein to surface coupling.
  • Experience and knowledge of characterisation techniques used to assess performance of antibody conjugates and microparticles.
  • Ability to follow complex bioconjugation protocols accurately and timely.
  • Knowledge of immunoassay technology.
  • Experience of working in a laboratory operating within GLP guidelines.
  • Computer literacy and data analysis skills.

Desirable Skills:

  • Experience in the use of particle characterisation techniques e.g. flow cytometry, zeta sizer.
  • Experience in the use of HPLC and FPLC (AKTA).
  • Experience of developing particle-based immunoassays.
  • Experience working in an IVD regulated environment.
  • Experience and understanding of optimisation of reagent stability, assay performance and batch to batch variability.
  • Experience in process scale up and characterization.
  • Knowledge and experience of working within a biohazard environment.


For further information and to apply for this role, please click APPLY


Thank you for your interest. If you're successful in your application, you may be subject to all or some of the LumiraDx standard pre-employment checks. This includes employment references; Criminal records data checks which are processed as part of our recruitment process for employment or continued employment to comply with legal and regulatory obligations to which the company is subject. LumiraDx place a high level of importance on its responsibilities for information security and privacy and have put in place an information security management system to ensure that the company and its staff maintain the highest standards with respect to data protection and information security.