Senior Java Full-Stack Architect — IAM & React Tech Lead

Expleo Group in Lisbon seeks a senior software architect to lead full stack development across EXPOSE and SEARCH, shaping architecture and coding standards. You will own IAM/SSO strategy, Okta design, OIDC flows, and access control.

You will mentor engineers, drive performance, security, and scalability improvements, produce ADRs, and contribute to long-term roadmaps, collaborating with international teams.