Security engineer

Encord; Greater London; On-site; GBP 120,000 - 170,000; Full time

Benefits offered by this job

Equity

London office 4+ days/week

Learning & development budget

Team lunches

Travel for customer visits

Bi-annual team offsites

Job summary

Encord is hiring a Lead Security Engineer to own application security across our platform and embed secure practices in design, build, and ship processes. You will set the security direction for a growing team and collaborate with engineering on authentication, multi-tenancy, and data protection.

We seek 7+ years in software or security engineering with hands-on AppSec, strong Python/TypeScript coding, and deep web/API security knowledge.

Qualifications

• 7+ years in software or security engineering with hands-on AppSec experience.
• Strong coding ability (Python and/or TypeScript).
• Deep knowledge of web and API security (OWASP Top 10, OAuth/OIDC).
• Experience securing cloud-native SaaS (GCP/AWS, Kubernetes).
• Proven ability to build security tooling and processes in a fast-moving product company.

Responsibilities

• Own the application security program end to end: threat modelling, secure design reviews, code review, and vulnerability management.
• Build security into the SDLC with SAST, DAST, SCA, and secrets scanning in CI/CD.
• Partner with engineering on authentication, authorization, multi-tenancy isolation, and data protection across APIs and SDKs.
• Lead penetration testing, bug bounty triage, and incident response for application-layer issues.
• Support customer security reviews and compliance (SOC 2, HIPAA, GDPR) with practical controls.
• Mentor engineers and raise the security bar across the organisation.

Skills

AppSec

Threat modelling

Coding (Python/TS)

Web/API security

Cloud security (GCP/AWS)

Security tooling

Communication

Tools

SAST

DAST

CI/CD security

Kubernetes

OAuth/OIDC

Cloud platforms

Job description

Описание:

Encord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production. Trusted by Woven by Toyota, AXA, UiPath, Zipline, and more. We're an ambitious team of 100+ working at the frontier of AI and have raised $60M in Series C funding from Wellington Management, CRV, Next47 and Y Combinator. As Lead Security Engineer, you'll own application security across our platform, embedding secure practices into how we design, build, and ship software, and setting the direction for a growing security function.

Задачи:

• Own the application security program end to end: threat modelling, secure design reviews, code review, and vulnerability management.
• Build security into the SDLC with SAST, DAST, dependency/SCA, and secrets scanning integrated into CI/CD without slowing teams down.
• Partner with engineering on authentication, authorization, multi-tenancy isolation, and data protection across our APIs and SDKs.
• Lead penetration testing, bug bounty triage, and incident response for application-layer issues.
• Support customer security reviews and compliance (SOC 2, HIPAA, GDPR) with practical technical controls.
• Mentor engineers and raise the security bar across the organisation.

Требования:

• 7+ years in software or security engineering, with significant hands-on AppSec experience.
• Strong coding ability (Python and/or TypeScript ideal) and the credibility to review and fix code, not just flag issues.
• Deep knowledge of web and API security (OWASP Top 10, OAuth/OIDC, authz models, SSRF, injection, deserialisation).
• Experience securing cloud-native SaaS (GCP or AWS, Kubernetes, containers).
• Track record of building security tooling and processes in a fast-moving product company.
• Clear communicator who can influence engineering teams and speak to enterprise customers.
• Будет плюсом: Experience with ML/AI systems security (data pipelines, model supply chain, LLM-specific risks such as prompt injection); Background in regulated industries such as healthcare; Previous experience as an early or first dedicated security hire

Условия:

• Competitive salary, and meaningful equity in a high-growth startup
• Strong in-person culture — most of the team works from our London office 4+ days/week
• 25 days annual leave + UK public holidays
• Annual learning & development budget
• Travel for customer visits, events, and conferences across the UK and Europe
• Daily company lunches
• Monthly socials & bi-annual team offsites