# Security Engineer, Business Continuity & Risk at Block

- Company: Block
- What the company does: Backed by 500 Global.
- Company website: https://blockblock.io
- Type: Startups (AI role)
- Level: Mid level
- Location: Bay Area, CA, United States of America
- Work setup: On-site
- Posted: 2026-10-01
- Apply by: 2026-11-15
- Apply: http://block.xyz/careers/jobs/5427789008?gh_jid=5427789008&utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/block-security-engineer-business-continuity-and-risk/

## About the role

Square Financial Services, Inc. (SFS) is Block’s bank. We opened in March 2021 and provide lending and FDIC-insured deposit products to individuals and small businesses on a nationwide basis. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Third-party risk management and business continuity experience
- 4+ years building production software in backend, platform, data, or software engineering
- Multi-year ownership of a production system, including on-call, SLOs, and the maintenance work that starts after launch
- Proficiency with at least one of Python, Kotlin, Java, or Go, and comfort reading unfamiliar codebases
- Hands-on experience building with LLMs (prompting, tool use, agents, or LLM-backed features) and opinions about where model judgment belongs and where it doesn't. Judgment matters more here than volume
- Experience with integration patterns: REST APIs, webhooks, authentication flows, event-driven architectures

Tags: Foundational - SFS - Ops

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/block-security-engineer-business-continuity-and-risk/