Staff Software Security Engineer — Hybrid London

Data Science Festival; Greater London; Hybrid; GBP 90,000 - 150,000; Full time

Benefits offered by this job

Hybrid working model

Pension scheme

Generous holiday allowance

Job summary

Data Science Festival is hiring a Staff Software Security Engineer in London. The role sits within a security-first engineering culture, shaping security posture across applications and cloud infrastructure. You will embed secure practices throughout the SDLC and collaborate with software engineers and leadership.

The position offers hybrid work, high autonomy, and opportunities to influence security strategy as the company scales.

Qualifications

• Experience securing applications, cloud infrastructure and development practices.
• Strong understanding of security principles and secure SDLC.
• Ability to collaborate with software engineers and leadership.

Responsibilities

• Drive application and product security initiatives across multiple engineering teams.
• Conduct security reviews, threat modelling and risk assessments.
• Implement and improve vulnerability management processes.
• Embed security tooling into CI/CD pipelines and development workflows.
• Partner with developers to promote secure coding practices.
• Review cloud infrastructure and architecture from a security perspective.
• Support incident response and remediation activities when required.
• Define and promote security standards, policies and best practices.
• Influence technical decision-making across engineering and leadership teams.

Skills

Security engineering

Application security

DevSecOps

Cloud security

Vulnerability management

Threat modelling

CI/CD security

Stakeholder management

Tools

AWS

GCP

Azure

Terraform

Job description

Data Science Festival is hiring a Staff Software Security Engineer in London. The role sits within a security-first engineering culture, shaping security posture across applications and cloud infrastructure. You will embed secure practices throughout the SDLC and collaborate with software engineers and leadership.

The position offers hybrid work, high autonomy, and opportunities to influence security strategy as the company scales.