Principal Architect - Intelligence & Shared Signals

Ditto; Barcelona; Híbrido; EUR 150.000 - 190.000; Jornada completa

Descripción de la vacante

Ditto, a fast-growing B2B SaaS company in Barcelona, seeks a Principal Architect to lead the design of the Intelligence & Shared Signals platform, the continuous trust layer powering adaptive identity assurance and AI-agent trust. You will drive real-time pipelines, feature stores, and signal-fusion capabilities in collaboration with cross-functional teams.

The role requires 10+ years in security/identity/trust architecture, deep streaming expertise, data/feature engineering, and strong English

Formación

• 10+ years in security, identity, fraud, risk, or trust architecture.
• Deep experience with real-time event-driven and streaming systems.
• Strong data-engineering and feature-engineering expertise.
• Experience building adaptive trust, behavioural intelligence, or signal-fusion platforms; practical AI/LLM integration in production.
• Excellent written and verbal communication skills in English.

Responsabilidades

• Lead the architecture behind Ditto’s Intelligence & Shared Signals platform, the continuous trust layer for adaptive identity assurance and AI-agent trust.
• Design and oversee real-time streaming pipelines and feature stores.
• Collaborate across Ditto Verify, Authenticate, and Protect to unify identity, authentication, behaviour telemetry, device intelligence, and cryptographic assurance.
• Evaluate and integrate AI/LLM components within production environments; ensure security and scalability of the platform.

Conocimientos

Real-time event-driven systems

Streaming systems

Data engineering

Feature engineering

Adaptive trust / signal fusion

AI/LLM integration

English communication

Herramientas

Kafka

Pulsar

OPA / Rego

Zero Trust

Post-quantum cryptography

SIEM / XDR

Mobile threat defence

CAEP

RISC

Feature stores

Descripción del empleo

Ready to help define the future of continuous trust?

Ditto is a fast-growing B2B SaaS company redefining how regulated industries establish digital trust. Our privacy-first identity platform, built on Zero-Knowledge Proof technology, powers secure and compliant customer interactions across banking, fintech, crypto, travel, and gaming.

Trusted by organisations including Temenos, LTIMindtree, and Infosys Finacle, we are scaling globally from our Barcelona headquarters and building the next generation of AI-native trust infrastructure.

We are looking for a Principal Architect to lead the design of Ditto’s Intelligence & Shared Signals platform — the continuous trust layer powering adaptive identity assurance, behavioural intelligence, federated risk decisioning, and AI-agent trust.

This is a rare opportunity to architect foundational platform technology at the intersection of identity, security, AI, behavioural intelligence, and post-quantum cryptography.

You will lead the architecture behind:

• continuous trust decisioning
• shared signals and federation (CAEP/RISC/SET)
• streaming pipelines and feature stores
• behavioural intelligence systems
• Identity Assurance Graphs
• AI-agent and workload identity evaluation

You’ll work across Ditto Verify, Authenticate, and Protect, combining identity, authentication, behavioural telemetry, device intelligence, and cryptographic assurance into a unified trust platform.

We’re looking for someone with:

• 10+ years in security, identity, fraud, risk, or trust architecture
• deep experience with real-time event-driven and streaming systems
• strong data-engineering and feature-engineering expertise
• experience building adaptive trust, behavioural intelligence, or signal-fusion platformspractical experience integrating AI/LLM systems into production environments
• excellent written and verbal communication skills in English

Experience with Kafka/Pulsar, CAEP, RISC, feature stores, OPA/Rego, Zero Trust, post-quantum cryptography, SIEM/XDR architectures, or mobile threat defence is highly valued. Spanish is a plus.

Recruitment Process

• Introductory conversation with Talent
• CTO & CPO conversations
• Collaborative 90-minute architecture working session
• Final meeting with Ditto leadership