Lead Software Engineer - Proxy & SSE Network Security

Next Frontier Capital; Greater London; On-site; GBP 112,000 - 138,000; Full time

Job summary

JPMorganChase is seeking a Lead Software Engineer to own proxy/SSE security, architecture, and governance across large-scale perimeter and identity‑aware access systems. You will drive secure code development, implement Zero Trust patterns, and lead AI‑assisted engineering practices to improve delivery quality and resilience.

The role emphasizes collaboration across cybersecurity, network services, and platform teams, with a focus on scalable, secure, and observable engineering solutions in a

Qualifications

• 5+ years in network security or SSE engineering.
• Hands-on with proxy/gateway architectures.
• Experience with AI-assisted development tools.

Responsibilities

• Architect and implement Zero Trust access patterns.
• Develop and review secure production code.
• Build IAP and policy enforcement for web/app access.
• Define standards for perimeter and egress controls.
• Lead governance and risk-reduction across teams.

Skills

Zero Trust

Proxy architectures

Identity access

SAML/OIDC/OAuth

AI-assisted tooling

Security leadership

Tools

Zscaler

Netskope

ProxySG

Job description

JPMorganChase is seeking a Lead Software Engineer to own proxy/SSE security, architecture, and governance across large-scale perimeter and identity‑aware access systems. You will drive secure code development, implement Zero Trust patterns, and lead AI‑assisted engineering practices to improve delivery quality and resilience.

The role emphasizes collaboration across cybersecurity, network services, and platform teams, with a focus on scalable, secure, and observable engineering solutions in a