CareerPlan

AppSec Staff Engineer

Bristol, UKFull-time£106k–£132k2026-11-04 → 2026-11-08
Hybrid

Core

Staff AppSec Engineer leading security strategy, tooling integration, and SDLC security for an energy intelligence platform.

Role type

Staff AppSec Engineer (Strategy & Mentorship)

Builds

Secure systems and security tooling for energy companies

Domain

Energy sector, Application Security

Required skills

Software security flaws analysis, Web application security best practices, CI/CD and DevOps security, AI application in security, Scripting, Identity and access management, Cloud security best practices, Infrastructure as code, Architectural design patterns

Preferred skills

Mentoring engineers, Risk-based decision making, Stakeholder influence, Compliance and NFR improvements

Technologies

Okta, AWS, GCP, Terraform

Responsibilities

Integrate security tooling and use AI to prevent, detect and respond to emerging threats; Work with senior technical leadership to shape technical strategy and solutions architecture; Help product teams deliver secure systems quickly by building a strong security culture through mentoring, design reviews and training; Give product and engineering teams practical guidance on identifying, prioritising and mitigating systemic risks and vulnerabilities; Lead the evolution of security best practice across application development and the wider SDLC; Mentor and coach security and software engineers to balance risk with speed and quality

Seniority

Staff, Strategy & Mentorship