Salary: £70,000 - 85,000 per year Requirements: Experience with cloud-native software development, including cloud infrastructure and API design (Azure preferred) Willingness to apply security and engineering expertise across multiple platforms, such as Azure and SaaS solutions Proven experience working with modern security standards and frameworks, including OWASP CI/CD, DSOMM and SAMM Strong knowledge of networking protocols (TCP/IP, UDP, HTTP/3, AMQP, streaming protocols) and cloud networking concepts (VPNs, subnets, regions/zones) Hands-on experience with SAST and SCA tools such as Snyk and Checkmarx Experience with DAST tools such as OWASP ZAP or Qualys DAST (preferred), ideally working with HTTP APIs Ability to manage and support large-scale software estates, including build, release, monitoring, rollback and high availability Practical experience building and maintaining automated security testing suites Must be eligible and authorised to work in the United Kingdom Responsibilities: Analysing new feature code to identify security risks and working closely with engineering teams to mitigate them Delivering improvements to DSOMM maturity, either by enabling delivery teams or directly owning tasks (including coding, configuration, tooling and documentation) Working with Information Security teams to ensure security policies are implemented in a pragmatic, efficient and flexible manner Designing, building, operating and monitoring secure technology solutions for large-scale, complex B2C and B2B applications Applying security knowledge across multiple technology platforms, contributing to secure adoption of new tools and services Defining, upholding and contributing to secure coding standards and the software delivery lifecycle Designing, building and optimising logging and monitoring solutions to improve visibility, reliability and overall platform performance Technologies: API Azure CI/CD Cloud HTTP Support OWASP Security TCP/IP More: We are an established enterprise organization undergoing enhancements to our digital platforms as part of an ongoing modernization strategy. As a Security Engineer, you will provide hands-on technical security expertise across software development, delivery, and continuous improvement, playing a key role in shaping and securing a modern digital platform. We offer a competitive salary, annual performance-related bonuses, a contributory pension scheme, life assurance, private medical cover, and 28 days of annual leave plus bank holidays. Our flexible hybrid working pattern allows for two days per week in one of our offices located in London, Leeds, Middlesbrough, Bristol, or Bournemouth. last updated 4 week of 2026