4 of 4 Security Testing Jobs in the City of London

Penetration Tester | London (Onsite)| A leading quantitative investment management firm is looking to hire a Penetration Tester to join its established Security Assurance function. The business operates at the intersection of technology and financial markets, running complex, high-performance infrastructure at scale, and takes a rigorous, engineering-led approach … security. This is a senior individual contributor role sitting within a team responsible for identifying and validating security risks across a broad technology estate — spanning trading infrastructure, cloud platforms, APIs, and business applications. The hire will own internal penetration testing end-to-end and play a meaningful role ...

Retail Hybrid: either London or Welwyn Garden City (whichever is closest) 3 days per week 6 months £850 per day In short: Our Application Security team require a strong Python generalist to run, deploy and maintain purpose-built applications. You’ll need solid experience across Python development, DevOps, Cloud … awareness of security protocols. About The Role We are committed to align with the digital advancements of the business and secure new technologies that enable our business to have a superior focus on serving our customers, communities, and planet. As part of our Security Engineering Platforms team ...

pipelines Improve cloud infrastructure and automation capabilities Drive platform reliability, scalability and performance Support infrastructure-as-code initiatives Work closely with engineering and security teams DevSecOps Engineer (x1) Location: London Rate: Up to £750 per day You will: Embed security throughout the software delivery lifecycle Implement secure … design engineering practices Automate security testing and compliance controls Work across cloud, infrastructure and development teams Support continuous improvement of security posture Programme Manager (x1) Location: London Rate: Up to £750 per day You will: Lead complex programme delivery initiatives Manage multiple workstreams and stakeholders Drive governance ...

Penetration Tester Clerkenwell, Greater London Contract Outside IR35 Job Description Infrastructure Penetration Tester An organisation is delivering a significant multi-phase testing programme and is looking for an experienced Infrastructure Penetration Tester to join the team. This role will focus on hands-on penetration testing across external … infrastructure penetration tests, starting with perimeter systems and moving into internal networks. Perform configuration reviews across servers, firewalls, routers, and network devices. Execute API security testing to assess authentication, data access, and integration risks. Deliver CHECK-style network and infrastructure testing in line with industry standards. Collaborate ...