Data Engineer - Knowledge Graphs & AI

Accenture PLC; Cataluña; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Private medical, life, and accident保险

Wellbeing programs

Flexible benefits and learning paths

Diversity and inclusion networks

Job summary

Accenture is hiring experienced Knowledge Graph Engineers in Spain (Barcelona, Madrid, Valencia) with hybrid work. You will lead KG initiatives, design ontologies, and deliver AI/semantic solutions across client programs.

Requirements include MSc/BSc in a STEM field, KG tech experience, team leadership, and fluent Spanish with strong English. Hybrid model and diverse benefits offered.

Qualifications

• Education: MSc or BSc in CS/Math/Physics/Engineering or related field.
• Experience with Knowledge Graph technologies (RDF, SPARQL, LPG, SHACL).
• Hands-on schema design, ontology management, KG curation.
• End-to-end data pipelines for AI apps; LLMs experience is a plus.
• Relational/graph databases knowledge; team leadership experience.
• Fluent in Spanish and strong English (B2-C1).

Responsibilities

• Lead Knowledge Graph solutions for clients within the program scope.
• Design, develop, and implement AI and semantic solutions.
• Build client relationships and contribute to sales/pre-sales.
• Provide thought leadership on tech trends and risks.

Skills

Knowledge Graph technologies

Ontology design

Graph databases

End-to-end data pipelines

Team leadership

Spanish fluency

English proficiency (B2-C1)

Education

MSc or BSc in Computer Science, Mathematics, Physics, Engineering

Tools

RDF/SPARQL

Ontology management tools

Stardog/Neo4J/Amazon Neptune

TensorFlow/PyTorch

Airflow/NiFi

Job description

Accenture, recognized as a Great Place To Work®, is a leading global professional services company that helps major businesses, public administrations, and other organizations around the world develop their digital core, optimize their operations, accelerate revenue growth, and improve services for citizens, creating tangible value at speed and scale. We are looking for experienced Knowledge Graph Engineers to join our Data & AI practice in Spain. This role is available in Barcelona, Madrid or Valencia and follows a hybrid working model, combining remote work with in-office collaboration to foster innovation, knowledge sharing, and close teamwork. Candidates must reside in Spain and hold a valid permit to work in Spain.

YOU ARE

You lead a significant knowledge engineering scope and function within a large program; actively contribute to thought leadership. You shape how a substantial body of work formulates real‑world problems into scalable AI and KG solutions, and set the technical direction for that scope. You lead a team and guide exploration and implementation of new methodologies, model building techniques, and cutting‑edge algorithms. You remain at the forefront and drive innovation by applying these techniques to new business problems, use cases, and scenarios. You design, evaluate, and maintain ontologies, and establish the standards others follow. You justify the value to business and technology stakeholders, and construct the methodologies and data architectures that demonstrate it. You publish or present perspective beyond the immediate project. You work across business and technical teams to drive end‑to‑end delivery for their scope.

THE WORK

Leads the build of Knowledge Graph solutions that transform a client's data architecture within program scope. Directs the design, development, and implementation of AI and semantic solutions, ensuring all the pieces work together seamlessly. Works with project leaders, delivery leads, and client stakeholders to create stand‑out, graph‑powered Data & AI offerings. Develops strong client relationships and earns the trust of key advisors. Makes the business case for the semantic layer solution recommended to the client. Contributes meaningfully to Accenture sales and pre‑sales efforts. Provides thought leadership on technology trends, new opportunities, innovations, and foreseeable limitations, risks, and concerns.

EDUCATION

MSc or BSc in Computer Science, Mathematics, Physics, Engineering, or a related field.

BASIC (REQUIRED) QUALIFICATION

• Bachelor's degree or equivalent, plus at least 4 of the following:
• Experience with Knowledge Graph technologies (RDF, SPARQL, LPG, SHACL).
• Hands on experience in schema design, ontology management, and Knowledge Graph curation.
• Experience designing and developing Knowledge Graphs solutions and graph‑based ML models (functional + technical).
• Proven experience with end‑to‑end data pipeline implementations for AI applications (esp. LLMs), with hands‑on design and configuration.
• Ample experience with strong knowledge of relational databases, object stores, graph databases (Stardog, Neo4J, Amazon Neptune), and vector databases.
• Experience in leading a team or workstream within a larger program.
• Fluent in Spanish and high level of understanding and communicating in English (B2 - C1).

PREFERRED QUALIFICATION

• Hands‑on experience with cloud platforms (AWS, Azure, GCP).
• Experience in Python, with experience in frameworks like Tensorflow, PyTorch, and tools for building ETL pipelines (e.g. Apache NiFi, Airflow).
• Practical experience with NLP and/or Search techniques.
• Prompt engineering, and LLMs for enterprise‑scale applications.
• You have team lead experience.
• Strong collaboration skills with the ability to work across engineering, research, and product teams across multiple time zones.
• You have external client‑facing consulting experience.
• Ph.D. in Computer Science, Computer or Electrical Engineering, Mathematics, or a related field.
• Broad experience in diverse ML techniques and agentic systems.

At Accenture, recognized as a Great Place To Work®, we are committed to a hybrid work model that, supported by technology and our office spaces, enables us to maintain the essential human connection needed to collaborate effectively with our teams and clients. This connection helps us foster our culture of inclusion and diversity and has contributed to being recognized by Refinitiv as one of the world's most diverse companies.

In addition, we offer:

• Private medical, life, and accident insurance.
• Medical services and wellbeing programs.
• Flexible benefits program and employee share purchase plan.
• Flexible working arrangements (working hours, additional leave days, vacation options, and more).
• Personalized learning and career development paths.
• Sustainability initiatives and opportunities to participate in the Accenture Foundation.
• Employee diversity and inclusion networks.
• Additional benefits, including special banking conditions through our Bankinter office and profit‑sharing programs.

About Accenture Accenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services—creating tangible value at speed and scale. We are a talent‑and innovation‑led company with approximately 791,000 people serving clients in more than 120 countries. Technology is at the core of change today, and we are one of the world’s leaders in helping drive that change, with strong ecosystem relationships. We combine our strength in technology and leadership in cloud, data and AI with unmatched industry experience, functional expertise and global delivery capability. Our broad range of services, solutions and assets across Strategy & Consulting, Technology, Operations, Industry X and Song, together with our culture of shared success and commitment to creating 360° value, enable us to help our clients reinvent and build trusted, lasting relationships. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners and communities. Visit us at www.accenture.com

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