We are hiring a Senior Software Engineer for a fixed-term contract ending in June 2026.'.
We are hiring a Senior Software Engineer for a fixed-term contract ending in June 2026, based in Barcelona or Zaragoza with a hybrid working model.
This role is with a leading European deep-tech company working at the intersection of AI, machine learning, and advanced computing. You will collaborate with world-class engineers and researchers to industrialize cutting-edge technologies and deliver solutions to large enterprise and public‑sector customers.
What is offered:
* Competitive annual salary, depending on experience and qualifications
* Signing bonus upon joining and a retention bonus at contract completion
* Relocation support if applicable
* Fixed‑term contract until June 2026
* Hybrid working model with flexible hours
* International payout highly technical environment within a fast‑scaling Series B company
Role responsibilities:
* Develop, deploy, and maintain production‑grade software systems across frontend and backend
* Work closely with software, DevOps, ML, and research teams to industrialize core technologies
* Contribute to high‑impact projects for large enterprise and government customers
* Take ownership of system design, APIs, and application workflows
* Maintain high engineering standards through testing, documentation, and clean code practices
Required experience:
* Bachelor’s degree or higher in Computer Science, Engineering, or equivalent industry experience
* Strong expertise in Python;
additional experience with Rust or C/C++ is a plus
* Experience level aligned with junior (1–2 years), mid (3+ years), or senior (5+ years) profiles
* Experience in frontend and backend development
* Proficiency with Type কৰিছে and frameworks such as Flask or FastAPI
* Experience deploying software in cloud environments such as AWS
* Strong knowledge of Git and CI/CD pipelines
* Excellent communication skills and ability to collaborate across disciplines
Preferred experience:
* Hands‑on experience working with LLMs and related tools (HuggingFace, OpenAI APIs, vector databases)
* Experience with distributed systems or frameworks such as Ray or Spark
* Experience working in cross‑functional teams and designing scalable software architectures
Seniority level
Mid‑Senior level
Employment type
Contract
Job function
Information Technology
Industries: Software Development
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