Scientist - Recombinant Protein Production & Cell-Based Assays (m/f/d)

Client Scientific
Location Wrocław, Poland
Region Wroclaw, Poland
Offer description

Selvita is a global integrated service provider with laboratories in Poland (Krakow, Poznan, and Wroclaw), Croatia (Zagreb), and offices in Cambridge, UK, as well as the Greater Boston Area and San Francisco Bay Area in the US. Our company is dedicated to delivering comprehensive solutions that support our international clients in drug discovery and drug development.

As one of the largest preclinical contract research organizations in Europe, Selvita is driven by a clear mission: to bridge the gap between early drug discovery and the clinical stage of drug development.

At Selvita, we value partnership, excellence, passion, commitment, and integrity. We build strong, collaborative relationships with our clients and commit to the highest standards of quality. We fuel our pursuit of innovative solutions with enthusiasm, advance drug development with focused dedication, and ensure honesty and transparency in all our work.

We are seeking a highly motivated Scientist to join our Antibody Discovery team within a CRO environment. The successful candidate will be responsible for the development, optimization and execution of recombinant antibodies and other proteins production workflows across multiple expression systems, as well as the implementation of antibody cell-based assays supporting client research programs.

Join us at Selvita, where these values guide our mission to advance drug discovery to the clinical stage of drug development.

Key Responsibilities
  • Design and optimize expression of recombinant proteins, antibodies and VHH in bacterial and mammalian systems.
  • Perform transient transfections and support development of stable expression systems.
  • Execute small- to mid-scale protein production.
  • Purify proteins using affinity, ion exchange and size exclusion chromatography (ÄKTA/FPLC experience is a plus).
  • Perform protein characterization using SDS-PAGE, Western blot and SEC-HPLC.
  • Maintain adherent and suspension mammalian cell lines.
  • Develop and perform cell-based functional assays (e.g. proliferation, apoptosis).
  • Experience with PBMCs or primary blood cells is an advantage.
  • Analyze biological data and troubleshoot basic assay variability.
  • Plan and execute experiments in line with project goals.
  • Maintain accurate laboratory documentation and records.
  • Prepare technical reports and participate in project meetings.
Your Background
  • MSc or PhD in Biotechnology, Biology, Molecular Biology, Biochemistry, Cell Biology, or a related field.
  • Minimum 3 years of hands-on experience in recombinant protein production in academic or industry settings.
  • Experience with recombinant protein or antibody production across multiple expression systems.
  • Practical knowledge of chromatographic purification techniques and mammalian cell culture.
  • Experience in developing and performing cell-based assays.
  • Familiarity with protein analytical methods, including ELISA-based assays.
  • Strong data analysis and interpretation skills.
  • Good command of English, both written and spoken.
  • Experience working in a client-facing CRO environment is an advantage.
  • Ability to work effectively in cross-functional project teams.
Your Benefits Package
  • Working in world-class extensive research facilities and modern laboratories.
  • Daily cooperation and know-how exchange with scientific experts.
  • Additional benefits: a prepaid lunch card, private medical care, subsidized sports card, and office fruit provision.
  • Internal Development initiatives including soft & leadership skills training programs.
  • Recognition Program.
  • Employee Referral Program.
  • Support & incentive bonus for completing Ph.D.
  • Various sports and engagement initiatives.
Last modified Friday, March 13, 2026