AI Software Engineer (Research Assistant) (Ref. LAB/26/18) at IRB Barcelona

✨ The Stack take on this IRB Barcelona job

• 🏢 IRB Barcelona has 2 jobs here, 2 with visa sponsorship see all
• 📊 21 Software Engineer jobs in Spain in the last 60 days see them
• 🛂 Visa: Highly Qualified Professional permit. Education: Higher education degree guide
• 💡 No salary shown. Ask IRB Barcelona if it is above the minimum.

Updated 2026-11-06, from our data and official sources.

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About the role

Responsibilities:
- Design, implement and maintain LLM-based and agentic applications for lab projects (scientific collaboration agent, Cancer Genome Interpreter chatbot).
- Integrate AI components with lab databases, knowledge sources and existing bioinformatics tools.
- Improve quality and reliability of LLM systems: prompt engineering, context management, retrieval-augmented generation (RAG), tool use and evaluation.
- Apply software engineering best practices: version control, automated testing, code review, CI and documentation.
- Support research teams with technical development, attend project meetings and contribute to technical reports.
- Keep abreast of AI advances and propose practical improvements for lab applications.

Requirements:
- Bachelor’s degree in Computer Science, Engineering, Bioinformatics, Computational Science, Physics, Mathematics or related field.
- Minimum 1 year of professional software development experience.
- Hands-on experience with LLMs and agentic systems (APIs, prompt/context engineering, RAG, tool-enabled agents).
- Strong Python skills and familiarity with collaborative development using Git/GitHub.
- Comfortable with containerization and cloud deployment concepts (Docker, Singularity, cloud services preferred).
- Excellent English (written and spoken) and strong communication/collaboration skills.
- Proactive, curious about biology and willing to learn cancer genomics; prior bioinformatics experience is a plus.

Responsibilities

Design, develop, and maintain LLM-based and agentic applications to support biomedical research projects. Integrate AI components with laboratory tools and databases while applying software engineering best practices.

Requirements

Requires a bachelor's degree in a technical or scientific field and at least one year of software development experience. Candidates must have hands-on experience with LLMs, agentic systems, and strong Python programming skills.

Key skills

• Python — in 1211 other listings on The Stack
• LLMs — in 81 other listings on The Stack
• Agentic systems — in 27 other listings on The Stack
• Software engineering — in 197 other listings on The Stack
• RAG — in 42 other listings on The Stack
• Prompt engineering — in 60 other listings on The Stack
• Git — in 222 other listings on The Stack
• GitHub — in 26 other listings on The Stack
• Machine learning
• Deep learning
• Bioinformatics
• Cancer genomics
• Nextflow
• Docker
• Singularity
• Cloud computing

On The Stack (as of 2026-11-06)

• IRB Barcelona has 1 other listing on The Stack, 1 of them marked as offering visa sponsorship.
• 79 visa-sponsored jobs in Spain on The Stack, posted in the last 60 days.
• 197 visa-sponsored software engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about IRB Barcelona

Is this AI Software Engineer (Research Assistant) (Ref. LAB/26/18) role still open?

It was posted on 2026-11-05 and is listed as active on The Stack. Confirm on IRB Barcelona's application page before applying.

Does IRB Barcelona offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on IRB Barcelona's site.

Where is this role located?

The listing gives the location as Spain. It is marked on-site.

What skills does this role ask for?

The listing names: Python, LLMs, Agentic systems, Software engineering, RAG, Prompt engineering, Git, GitHub, Machine learning, Deep learning, Bioinformatics, Cancer genomics, Nextflow, Docker, Singularity, Cloud computing.