Perform security testing of hardware and software components that make up modern IT and telecoms networks. Our client, a leading organisation in the technology sector, is currently seeking a Senior Pen Tester to join their team. This permanent position involves working with cutting-edge telecoms and IT networks, ensuring the security and integrity of hardware and software components. Key Responsibilities: Perform security testing of hardware and software components within IT and telecoms networks Conduct both positive and negative testing, as well as fuzzing of complex network functions and protocols Develop and implement new security testing capabilities and techniques Analyse and communicate findings, weaknesses, and results from testing activities Deliver comprehensive and high-quality technical reports, outlining the technical risks and impact of identified vulnerabilities Collaborate with a vibrant and inclusive team of security evaluation specialists Develop scripts and tools for automated assessment of components Job Requirements: Experience in application security, telecoms, and cyber security Knowledge of telecoms network protocols like Diameter, HTTP/2, SCTP, NGAP, or similar, with a willingness to learn new protocols Proficiency in developing test tooling and automated assessment scripts Strong analytical skills to identify and communicate findings effectively Experience in designing and implementing security testing techniques Excellent report writing and presentation skills, especially in technical risk assessment Ability to work effectively in a collaborative team environment A proactive approach to staying updated with the latest in cyber security and telecoms technologies Benefits: Competitive salary Opportunities for professional growth and career development Work with cutting-edge technology and complex network systems Supportive and inclusive working environment Comprehensive employee benefits package If you are an experienced Senior Pen Tester with a passion for cyber security and telecoms, we would love to hear from you. Apply now to join our client's dynamic team.