Senior AI & Agent Platform Engineer
Justworks
Apply at JustworksOpens the employer's own posting.
- Where
- España
- Level
- Senior
- Salary
- €111k–143k
- First sniffed
- 27 Aug 2026 08:12 · open 6 days
- Last verified
- 30 Aug 2026 16:03 · since closed
- Source
- Company careers page via adzuna
Justworks is seeking a Senior Software Engineer to join a small, highly autonomous cross-functional team building AI-native systems in a product environment. You will own large sections of the technology stack, make pragmatic decisions in evolving territory, and ship production-ready systems relied on by users daily. You will help build an agent platform that scales knowledge and reasoning rather than solely writing bespoke code, spanning LLM-powered design, backend services, tool integrations,…