Senior Security Researcher

Senior Security Researcher

Salary: £90,000 - £100,000 + attractive benefitsLocation: UK (Remote-first / occasional London meetings)Employment: Full Time, Permanent

This is an opportunity to join a high-growth, PE-backed cybersecurity software company whose technology protects organisations against sophisticated file-based and zero-day threats. Following significant investment and continued growth, the business is expanding its technical capability and strengthening its dedicated security research function. This senior appointment will take ownership of complex, open-ended investigations and turn original research into practical defensive capability. You will explore unfamiliar technologies, analyse malicious material, build proof-of-concept files and become the internal subject-matter expert, working closely with developers to translate findings into live product improvements.

The Role

As a Senior Security Researcher, you will independently investigate emerging threats, unfamiliar file formats, technical specifications and potentially malicious content. You will design experiments, develop proof-of-concept files and produce clear, evidence-based findings that other technical teams can use. The ideal person is naturally curious and comfortable beginning without a known answer or established playbook. You may come from security...