Senior Quality Control Analyst in London

Touchlight pioneers scalable, cell-free DNA technology, transforming gene therapy and genetic medicine. With a commitment to innovation, excellence, and a diverse team, we push boundaries to deliver safer, more efficient solutions for the future. At Touchlight, we’ve reimagined DNA production to meet the evolving needs of innovators like you. Our patented synthetic DNA vector, dbDNA™, and cell-free enzymatic manufacturing platform deliver DNA with unmatched speed, scale, and purity, helping you move faster from discovery to clinic. Whether you’re developing mRNA, viral vector, or vaccines, Touchlight helps you overcome the limits of plasmid manufacturing. No fermentation. No antibiotics. No cell banking. Just high‑quality RUO or GMP DNA, ready when you need it.

Role Overview

Touchlight is currently seeking a Senior Quality Control Analyst to join its Quality Control (QC) department. The Senior QC Analyst is responsible for supporting the Quality Control laboratory for day‑to‑day QC testing of manufactured dbDNA. There will be close interaction with other operational departments to support quality and product needs. Key activities will include day‑to‑day QC testing of raw materials, finished products, and stability samples through molecular biology, biochemistry and microbiology techniques. Testing includes gel electrophoresis, UPLC, Sanger and Nanopore sequencing, endotoxin, and bioburden. Environmental monitoring of GMP cleanroom areas may also form part of the role, depending on operational requirements.

The Senior QC Analyst will also be involved in reagent preparation, goods receipt, sample receipt, procurement, good housekeeping activities, equipment and instrument verification, and documentation. In addition, the Senior QC Analyst will lead and support QMS activities, including laboratory investigations, deviations, CAPAs, risk assessments, and document updates, ensuring investigations are robust, timely, and compliant. As a senior member of the QC function, you will contribute technical expertise, drive high data‑integrity standards, and help the team meet key QC KPIs in a fast‑paced, compliance‑focused environment. The Senior QC Analyst reports to the QC Manager. This is an exciting, fast‑paced environment suited to self‑motivated, organised, conscientious and highly accurate individuals, who can contribute to and successfully work in a multi‑talented and compliance‑orientated team.

Skills and Experience

• A degree in a relevant scientific discipline; MSc beneficial
• Strong experience working in GMP QC, ideally with molecular biology or nucleic acid testing
• Experience with raw material testing, stability programmes and nucleic acid product QC
• Practical knowledge of QMS processes and good documentation practices
• Excellent organisational skills, a proactive mindset and high scientific accuracy
• Ability to thrive in a collaborative, fast‑moving, quality‑driven environment.

Touchlight is a successful scale‑up business with a record of world‑leading innovation and a welcoming, entrepreneurial culture. We make Touchlight an extraordinary place to work by providing our employees with incredible facilities, flexible working and a competitive benefits and remuneration package.

A Place for Everyone

We believe diversity drives innovation and for that reason we strongly encourage those from all backgrounds to apply for roles at Touchlight. We are an equal opportunity employer and aim to build a workforce that is truly representative of the communities in which we operate and our customers. If you need reasonable adjustments at any point in the application or interview process, please speak with the HR team who will be happy to support you.