Investigating the Combination of VB10.16 and Atezolizumab in Patients With HPV 16-positive Cervical Cancer

Inclusion Criteria: 1. Has persistent, recurrent, or metastatic non-resectable squamous cell carcinoma, adeno-squamous carcinoma, or adenocarcinoma of the cervix, who has failed or is not eligible for treatment with systemic chemotherapy, radiotherapy or other standard-of-care anticancer treatment. 2. Tumour must be HPV16 positive. Provision of an archival tumour tissue sample not older than 2 years or new biopsy for analysing HPV16 status is mandatory. 3. Must have a biopsy (archived or new) available for PD L1 assessment at Screening. 4. Has measurable disease as assessed by the local site investigator/radiology as per RECIST 1.1. 5. Has recovered from the effects of surgery, radiation therapy, or chemoradiotherapy. 6. Has an Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 to 1 at Screening. 7. Is aged 18 years or older. 8. Has life expectancy of at least 6 months in the best judgement of the investigator. 9. Is willing and able to sign a written informed consent form. Exclusion Criteria: 1. Patients who, in the investigator's opinion, have progressed rapidly on their previous anticancer treatment (e.g., did not achieve any response \[CR, PR, or SD\]). 2. Has brain metastases (unless they have received prior treatment and are controlled and stable for at least 6 weeks before study enrolment) or leptomeningeal spread of disease. 3. Has positive serological test for hepatitis C virus (HCV), hepatitis B virus (HBV), surface antigen (HBsAg), positive HBV core antibody. Human immunodeficiency virus (HIV). 4. Has other concomitant or prior malignant disease, 5. Has an active, known or suspected autoimmune disease. 6. Is receiving systemic immunosuppression including systemic steroids or the use of immunosuppressive agents for any concurrent condition. 7. Has known allergy to aminoglycosides or kanamycin or any study treatment component. 8. Has history of toxic shock syndrome. 9. Has history of idiopathic pulmonary fibrosis, drug-induced pneumonitis, organising pneumonia, immune enteritis or active pneumonitis. 10. Has evidence or history of clinically significant cardiac disease including congestive heart failure 11. Has ongoing toxicity from prior therapy 12. Has severe infections within 4 weeks prior to study start 13. Current participation in a clinical trial 14. Has received investigational drug within 30 days before study entry. 15. Has received vaccination against infections within 30 days before study entry. 16. Has had prior treatment with CD137, anti-PD-1, or anti-PD-L1 therapeutic antibody or other immune checkpoint targeting agents. 17. Has known hypersensitivity to any component of the atezolizumab or VB10.16 formulation.