CareerPlan

Senior Penetration Tester

London, England, GBFull-time2026-11-08 → 2026-11-10
Hybrid

Core

Conducting security testing across mobile, web, cloud, and infrastructure to ensure Starling Bank's services are designed and operated securely.

Role type

Senior Penetration Tester (Security Engineering)

Builds

Secure digital banking services for customers

Domain

Fintech / Cybersecurity

Required skills

Penetration testing (mobile, web, cloud, infrastructure), Code review (Java, Go), Security automation (Python, Go), Cloud security (AWS, GCP), Container security (Kubernetes), Networking protocols

Preferred skills

Penetration testing certifications (CREST, OSCP), Mentoring, Process improvement

Technologies

Python, Go, Java, AWS, GCP, Kubernetes, iOS, Android

Responsibilities

Scoping and performing penetration tests across mobile, web, cloud, and infrastructure; Reviewing technical solutions and conducting code reviews; Advising on remediation of security issues; Automating security testing and developing internal tooling; Mentoring less-experienced team members

Seniority

Senior, hands-on IC