6 of 6 Security Testing Jobs in Bristol

Security Tester | Contract (12 months+) | SC Clearance Required (Active/Lapsed) | Inside IR35 Location: Remote-first, UK Contract: Initial 12 months (potential to extend) Clearance: SC Clearance Required (Active/Lapsed) We are looking for an experienced Security Tester to support a major programme within a complex … highly regulated environment. The successful consultant will bring strong hands-on security testing experience, with the ability to identify vulnerabilities, assess security controls and work closely with technical teams to ensure applications and systems meet required security standards. You will work alongside engineering, development and wider ...

services, AI/ML Technologies and Professional services in the UK and EU market. Job Description We are seeking a highly skilled Mobile Application Security Specialist with hands‐on experience in securing mobile platforms and applications. The ideal candidate will possess deep expertise in mobile threat modelling, vulnerability assessment … penetration testing, with a strong understanding of Android and iOS security standards. This role is critical to ensuring the security of our mobile platform and services. You will be responsible for designing, implementing, and continuously improving security frameworks, tools, and practices that protect mobile applications against ...

with Leonardo to hire for this role. Job Description: Your impact Leonardo is seeking an experienced Red Team Consultant to join our growing Offensive Security capability. This role is open to both Senior and Principal level Consultants. Working within a defence-focused environment, you will deliver threat-led security assessments, adversary emulation activities and advanced security testing for customers operating within complex and high-assurance environments. You will emulate realistic cyber threats, assess the effectiveness of security controls and provide actionable recommendations to help customers strengthen their resilience against sophisticated adversaries. This role offers ...

cybersecurity, helping businesses stay resilient and secure in an evolving digital world? Join a technology services team that delivers strategic IT, cloud, networking, and security solutions to enterprise clients across diverse sectors. The organisation focuses on transforming complex environments through resilient infrastructure design, hybrid cloud integration, and proactive managed … services, giving team members the chance to work on high-impact digital transformation projects and collaborate with experienced professionals. This role involves conducting security assessments, penetration testing, and red team exercises, including government-accredited CHECK engagements, to help clients strengthen their security posture. Ready to take your ...

with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology … well as delivering social value to the UK with our products and services. Join Thales at a pivotal time as we expand our Cyber Security capability across critical national infrastructure, defence, and aerospace programmes. As a Penetration Tester, you'll play a key role in identifying vulnerabilities across complex ...

with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology … well as delivering social value to the UK with our products and services. Join Thales at a pivotal time as we expand our Cyber Security capability across critical national infrastructure, defence, and aerospace programmes. As a Penetration Tester, you'll play a key role in identifying vulnerabilities across complex ...