Technical Security Consultant

Job reference: JEM/44935
Sector: Professional Services, Government/Public Sector
Region: London

Technical Security Consultant required to support the development and continuous improvement of a Secure Software Development Lifecycle (SDLC) capability. This is a technical assurance role combining Secure SDLC, DevSecOps, application security and architecture expertise to assess control effectiveness, tooling coverage and adoption across modern engineering environments.

Key Responsibilities

• Assess Secure SDLC controls across design, development, testing, release and operation.
• Review security architecture, tooling coverage, integration dependencies and control gaps.
• Assess capabilities including SAST, SCA, DAST, secrets scanning, IaC scanning, API security, threat modelling and CI/CD security.
• Map controls against frameworks including NIST SSDF, OWASP SAMM and OWASP DSOMM.
• Review security tooling and integrations across GitHub, GitLab, CI/CD and cloud environments.
• Conduct control-effectiveness assessments, evidence reviews and maturity/gap analysis.
• Facilitate workshops with engineering, security and product teams.
• Support KPI/KRI development, assurance reporting and remediation oversight.

Key Experience

• Strong Secure SDLC, DevSecOps or Application Security experience.
• Good understanding of security controls throughout the software development lifecycle.
• Experience with security assurance, control frameworks, architecture or capability mapping.
• Knowledge of application security tooling such as GitHub Advanced Security, CodeQL, Dependabot, Fortify, Qualys or Checkov beneficial.
• Strong stakeholder management with the ability to challenge technical and engineering teams.
• Knowledge of vulnerability management, exception governance and remediation processes advantageous.
• SC clearance or ability to obtain SC clearance required.