Senior AI Software Engineer - Hybrid (Python/Golang) in Cybersecurity

Outpost24; Barcelona; Hybrid; EUR 85,000 - 120,000; Full time

Benefits offered by this job

Hybrid work arrangement (3 days in/off

Flat organizational structure

Autonomy and impact

Cybersecurity focused company

Career development opportunities

Job summary

Outpost24 is seeking an AI Software Engineer to join our dynamic development team, shaping core AI services for cybersecurity across Europe, including Barcelona. The role blends hands-on engineering with applied AI problem‑solving in a fast‑paced environment.

You will work with Python and Golang to build high‑performance AI applications using modern cloud technologies, collaborating with teams to integrate AI into products and workflows.

Qualifications

• 5+ years of professional software development experience.
• Strong proficiency in Python for AI/ML development.
• Good understanding of machine learning fundamentals; practical experience with modern AI frameworks.
• Hands-on experience with LLMs, embeddings, vector databases, prompt engineering, RAG architectures, or model fine-tuning.
• Solid understanding of software engineering principles including data structures, algorithms, design patterns, and system design.
• Experience building scalable, reliable, and maintainable software solutions.
• Proficiency with Git and modern version control practices.
• Familiarity with Agile development methodologies and collaborative engineering environments.
• Excellent communication and collaboration skills, with fluency in English.

Responsibilities

• Collaborate with stakeholders to gather requirements and translate them into technical solutions.
• Develop AI solutions in Python, with supporting services in Golang.
• Design, build, and maintain production‑grade AI services and APIs.
• Provide AI expertise, guidance, and troubleshooting support across the organization.
• Fine‑tune, evaluate, and optimize machine learning and LLM‑based models.
• Integrate AI capabilities into products and systems.
• Research and evaluate emerging AI technologies and best practices.
• Contribute to coding standards, architecture, and engineering best practices.
• Ensure the reliability, scalability, and performance of AI‑powered systems.
• Conduct code reviews and resolve software defects and performance issues.

Skills

Python

Machine learning fundamentals

LLMs

Software engineering principles

English fluency

Problem solving

Analytical thinking

Education

Bachelor's or Master's in CS/Engineering

Tools

Kubernetes

Git

Cloud platforms

Bedrock / AI platforms

Job description

Outpost24 is seeking an AI Software Engineer to join our dynamic development team, shaping core AI services for cybersecurity across Europe, including Barcelona. The role blends hands-on engineering with applied AI problem‑solving in a fast‑paced environment.

You will work with Python and Golang to build high‑performance AI applications using modern cloud technologies, collaborating with teams to integrate AI into products and workflows.