Senior Application Security Engineer

Maxwell Bond
Newcastle upon Tyne
2 weeks ago
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Job Title:Application Security (AppSec) Consultant

Location:Remote (UK-based only)

Salary:Up to £80,000

Type:Full-time, Permanent


Are you passionate about building secure software and driving real impact in the world of cybersecurity? Our client, a cutting-edge cyber consultancy, is seeking an Application Security Consultant to strengthen their growing technical team. This is a fully remote role, offering the chance to work alongside experts from diverse industries including defence, finance, and tech— while making a real difference.


What You’ll Be Doing:

  • Partnering with developers and engineers to bake security into every stage of the software development lifecycle.
  • Enhancing DevSecOps practices with tools like SAST, DAST, and SCA—making sure security isn’t just an afterthought.
  • Leading secure code reviews, threat modelling sessions, and providing practical guidance on secure design.
  • Reviewing APIs, cloud-native applications, and infrastructure for security weaknesses—and helping remediate them.
  • Acting as a point of escalation for application vulnerabilities and ensuring effective triage and resolution.
  • Empowering teams through knowledge-sharing, training, and championing secure development best practices.


What We’re Looking For:

  • At least 3 years’ experience in an AppSec or similar security-focused role.
  • Hands-on experience with modern development environments, especially AWS-based and cloud-native applications.
  • Familiarity with DevOps and CI/CD pipelines, and how to build security into them.
  • A strong grasp of secure coding practices, vulnerability management, and secure architecture principles.
  • Relevant certifications (such as CSSLP, OSWE, CISSP, or CREST) are a strong plus.


Bonus Points If You Have:

  • AWS security certifications
  • Experience with infrastructure as code (Terraform, CloudFormation) and container security
  • Deep knowledge of API security and OWASP standards

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