Senior Software Engineer (Cheltenham, UK)

5+ years of experience building and scaling backend systems as a software engineer

Strong programming skills in one or more languages (Python, Go, Java, etc.)

Experience designing distributed systems and working with microservices architectures

Deep understanding of APIs, system design, and cloud infrastructure (AWS preferred)

Experience working with data pipelines, ETL systems, or high-volume data processing

Proven ability to debug and optimize production systems

Strong ownership mindset with the ability to lead projects independently

Excellent communication skills and ability to collaborate cross-functionally

Built on over two decades of cybersecurity experience, our team of experts understands the intricacies of vulnerabilities, their exploitation in the wild, and how to leverage this data to build more effective cybersecurity products that produce better outcomes for organizations.

VulnCheck gives organizations a tactical advantage by providing best-in-class exploit & vulnerability intelligence information. We have a sense of duty to protect the critical infrastructure we rely on including medical devices, power grids and telecommunication networks. We were founded in 2021 in Lexington, Massachusetts.

VulnCheck has a transparent, collaborative, and supportive culture - we are looking for people who have a growth mindset, are curious and innovative. Our team is smart, but humble, hardworking, and supportive.

VulnCheck is proud to be an Equal Employer Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. VulnCheck is committed to working with and providing reasonable accommodations to applicants with physical and mental disabilities. *Even if your experience doesn’t perfectly align with the job description, we encourage you to apply—we value potential just as much as a perfect resume.