Application Security Engineer

Application Security Engineer

Salary:£75,000–£85,000 + bonus + benefits

Location:UK – Remote

We're working with a fast-growing company that’s investing heavily in its security capabilities. As anApplication Security Engineer, you’ll work closely with Software Engineers and DevOps teams to integrate security into every stage of the development lifecycle.

You’ll take a hands-on role in identifying and fixing vulnerabilities, improving secure coding practices, and driving technical initiatives that improve the security of software in production. This is a great opportunity for someone looking to take the next step in their AppSec career while having a meaningful impact across multiple product teams.

Application Security Engineer - Responsibilities:

• Identify and remediate application-level security issues through code analysis, tooling, and manual testing
• Conduct secure code reviews and collaborate with engineering teams to drive fixes
• Integrate security tools (SAST, DAST, SCA) into CI/CD pipelines and optimise their use
• Contribute to threat modelling and help teams design with security in mind
• Develop proof-of-concepts (PoCs) to demonstrate the impact of security flaws
• Support secure development through documentation, training, and developer engagement

Application Security Engineer - Requirements:

• 3–5+ years of experience in application security or secure software development
• Strong understanding of common vulnerabilities and how to prevent them (OWASP Top 10)
• Experience with CI/CD pipelines and integrating AppSec tooling
• Familiarity with modern programming languages (JavaScript, Java, Python)
• Excellent communication skills and a collaborative mindset when working with developers

*Unfortunately, we are not able to provide sponsorship for this role.*

If you're ready to grow your career in a hands-on AppSec role and help shape secure software at scale, apply now or reach out directly to .