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Overview
Blockchain architects design decentralized system architecture, components, modules, interfaces and data structures so blockchain-based solutions meet defined technical and business requirements.
In job descriptions, look for blockchain architecture, consensus mechanisms, smart contracts, security principles, decentralized applications, technical requirements, system design, roadmaps and architecture reviews.
Explore this occupation
Open in Job ExplorerWhat the work can involve
Blockchain architects work where software architecture meets decentralized trust, data design and security. They decide how components, interfaces, consensus choices and business processes fit into a blockchain-based system.
Skills and specializations
Useful skills include analysing blockchain use cases, defining technical requirements, designing information systems, evaluating architectures, explaining implications, security principles, smart contract patterns and cloud or encryption knowledge.
Salary context
Salary context depends on architecture ownership, security risk, platform complexity, prototype or production responsibility, stakeholder advisory work and how much the role shapes business process models. This guide does not provide salary amounts.
Career paths
Career paths can develop from software architecture, distributed systems, security, data engineering or cloud architecture into blockchain lead roles, solution architecture, technical strategy or product architecture.
Good to know
Check whether the advert names the blockchain platform, consensus model, smart contract scope, security expectations, integration points, data model and whether the work is discovery, prototype, migration or production architecture.
Editorial note
This guide is editorial career context. It is not official labour-market statistics or role-specific salary data.
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O*NET relationships
See occupations connected to this ESCO occupation in the official O*NET–ESCO mapping. The relationship type comes from the source and is not a ranking or recommendation.
O*NET relationships: 2
Computer Systems Engineers/Architects
15-1299.08
O*NET occupation is broader
The O*NET occupation covers a broader field of work than this ESCO occupation.
Open in O*NETBlockchain Engineers
15-1299.07
O*NET occupation is broader
The O*NET occupation covers a broader field of work than this ESCO occupation.
Open in O*NETSource and method
These relationships come from the official European Commission O*NET–ESCO crosswalk.
Relationship direction: O*NET occupation to ESCO occupation.
Several O*NET occupations can point to the same ESCO occupation, and one O*NET occupation can point to several ESCO occupations.
AltoTrail preserves the source relationship type. The order is technical and does not show which occupation is best, most relevant or recommended.
AltoTrail validates and presents the source relationships without adding ranking or recommendation semantics.
Alternative labels
Occupation group
ICT system architect (2511.14)
Source facts
| ESCO URI | http://data.europa.eu/esco/occupation/78faf623-2543-43a5-acb2-3c43a22d36e4 |
|---|---|
| ESCO code | 2511.14.1 |
| ISCO group | 2511 |
| Concept type | Occupation |