Solution Architect - Knowledge Graph

Harnham; Amsterdam; On-site; EUR 130,000 - 140,000; Full time

Job summary

Harnham is seeking a Solution Architect, Knowledge Graph to lead the design of a new enterprise knowledge graph platform. You will define architecture for unstructured text and document data, and translate business requirements into scalable technical solutions.

In this greenfield project you will shape data models, ontologies and semantic relationships, drive decisions across data, AI and cloud layers, and guide engineers and stakeholders to successful adoption.

Qualifications

• Experience as Solution Architect/Technical Lead/Data Architect in production projects.
• Proven knowledge graph delivery in production environments.
• Knowledge of graph data modelling, semantic technologies and connected data.
• Ability to translate complex requirements into practical solutions and lead delivery.

Responsibilities

• Define end-to-end architecture for a knowledge graph platform.
• Translate business requirements into scalable technical solutions.
• Design data models, ontologies and semantic relationships.
• Lead architecture decisions across data, AI, cloud and integration layers.
• Drive delivery and provide technical leadership to engineers and stakeholders.
• Work with Product, Data and Business teams to ensure adoption.
• Establish governance, scalability, reliability and performance best practices.
• Support AI-enabled capabilities leveraging the knowledge graph ecosystem.

Skills

Solution Architect

Technical Lead

Data Architect

Knowledge graph

Graph data modelling

Semantic technologies

AI/NLP

Stakeholder engagement

Delivery leadership

Enterprise integration patterns

Job description

The Company

They are a leading international professional services organisation investing heavily in data, AI and knowledge-driven technology. Recognising the growing impact of AI across their industry, they are building innovative capabilities that combine advanced technology with deep domain expertise.

As part of this investment, they are creating a dedicated team focused on unlocking the value of a large-scale archive of business-critical documents and intellectual property. This programme will sit at the heart of their long-term AI strategy and offers the chance to work on a genuinely high-impact initiative.

The Role

As the Solution Architect, Knowledge Graph, you will be responsible for designing and leading the technical architecture of a new enterprise knowledge graph platform.

Your responsibilities will include:

• Defining the end-to-end architecture for a knowledge graph built upon a large corpus of unstructured text and document data
• Translating business and knowledge management requirements into scalable technical solutions
• Designing data models, ontologies and semantic relationships that enable effective knowledge discovery
• Leading architectural decisions across data, AI, cloud and integration layers
• Driving delivery and providing technical leadership to engineers and project stakeholders
• Working closely with Product, Data and Business teams to ensure successful implementation and adoption
• Establishing best practices for governance, scalability, reliability and performance
• Supporting the development of AI-enabled capabilities that leverage the knowledge graph ecosystem

Your Skills & Experience

• Strong commercial experience as a Solution Architect, Technical Lead or Data Architect
• Hands-on experience delivering knowledge graph initiatives in a production environment
• Strong understanding of graph data modelling, semantic technologies and connected data architectures
• Knowledge of AI, NLP, document intelligence or text analytics solutions is highly beneficial
• Ability to engage with both technical and non-technical stakeholders and translate complex requirements into practical solutions
• Experience leading delivery teams and driving technical direction across complex programmes
• Strong understanding of data governance, architecture standards and enterprise integration patterns

What They Offer

• Salary of €130,000 - €140,000 for permanent candidates
• Competitive day rate available for contractors with relevant expertise
• Opportunity to shape a greenfield knowledge graph and AI programme from the ground up
• High visibility role with significant influence on business and technology strategy
• Exposure to cutting-edge AI, knowledge management and data architecture challenges
• Collaborative and supportive working environment
• Long-term career progression within a growing data and technology function