Software Engineer (Service) (Fixed-term contract)

Gipuzkoa - Spain

Monthly Salary: Not Disclosed

Posted on: 13-10-2025

Vacancies: 1 Vacancy

Job Summary

We are looking to fill this role immediately and are reviewing applications daily. Expect a fast transparent process with quick feedback.

Why join us

We are a European deep-tech leader in quantum and AI backed by major global strategic investors and strong EU support. Our groundbreaking technology is already transforming how AI is deployed worldwide compressing large language models by up to 95% without losing accuracy and cutting inference costs by 5080%.
Joining us means working on cutting-edge solutions that make AI faster greener and more accessible and being part of a company often described as a quantum-AI unicorn in the making.

We offer

Competitive annual salary starting from 55000 based on experience and qualifications.
Two unique bonuses: signing bonus at incorporation and retention bonus at contract completion.
Relocation package (if applicable).
Fixed-term contract ending in June 2026
Hybrid role and flexible working hours.
Be part of a fast-scaling Series B company at the forefront of deep tech.
Equal pay guaranteed.
International exposure in a multicultural cutting-edge environment.

Role Overview

Contribute to the development testing and integration of robust software solutions within a hardware-centric team. Apply strong coding debugging and problem-solving skills to deliver reliable software in multidisciplinary project environments.

Core Responsibilities

Develop test and maintain high-quality software for core hardware-enabled platforms.
Collaborate across teams to design APIs modules and integrations for different use cases.
Engage in code reviews troubleshooting and debugging to ensure reliability.
Automate testing and deployment pipelines for efficient release cycles.
Document software designs usage and best practices.
Bachelors degree in Computer Science Electronics or related field.
2 years experience building and maintaining production software (Python C/C or similar).
Understanding of software design principles version control and structured testing.
Experience working with APIs hardware interfaces or embedded software.
Strong teamwork communication and adaptability in fast-paced settings.
Exposure to hardware-software integration electronics or device communication protocols.
Familiarity with CI/CD pipelines scripting code quality tools.
Demonstrated problem-solving and debugging skills.

Required Qualifications

Bachelors degree in Computer Science Electronics or related field.
2 years experience building and maintaining production software (Python C/C or similar).
Understanding of software design principles version control and structured testing.
Experience working with APIs hardware interfaces or embedded software.
Strong teamwork communication and adaptability in fast-paced settings.

Preferred Qualifications

Exposure to hardware-software integration electronics or device communication protocols.
Familiarity with CI/CD pipelines scripting code quality tools.
Demonstrated problem-solving and debugging skills.

About Multiverse Computing

Founded in 2019 we are a well-funded fast-growing deep-tech company with a team of 180 employees worldwide. Recognized by CB Insights (2023 & 2025) as one of the Top 100 most promising AI companies globally we are also the largest quantum software company in the EU.
Our flagship products address critical industry needs:

CompactifAI a groundbreaking compression tool for foundational AI models reducing their size by up to 95% while maintaining accuracy enabling portability across devices from cloud to mobile and beyond.

Singularity a quantum and quantum-inspired optimization platform used by blue-chip companies in finance energy and manufacturing to solve complex challenges with immediate performance gains.

Youll be working alongside world-leading experts in quantum computing and AI developing solutions that deliver real-world impact for global clients. We are committed to an inclusive ethics-driven culture that values sustainability diversity and collaboration a place where passionate people can grow and thrive. Come and join us!

As an equal opportunity employer Multiverse Computing is committed to building an inclusive workplace. The company welcomes people from all different backgrounds including age citizenship ethnic and racial origins gender identities individuals with disabilities marital status religions and ideologies and sexual orientations to apply.

We are looking to fill this role immediately and are reviewing applications daily. Expect a fast transparent process with quick feedback. Why join us We are a European deep-tech leader in quantum and AI backed by major global strategic investors and strong EU support. Our groundbreaking technology i...