Multiverse Computing

Multiverse is a well-funded, fast-growing deep-tech company founded in 2019. We are the largest quantum software company in the EU and have been recognized by CB Insights (2023 and 2025) as one of the 100 most promising AI companies in the world.
With 180+ employees and growing, our team is fully multicultural and international. We deliver hyper-efficient software for companies seeking a competitive edge through quantum computing and artificial intelligence.
Our flagship products, CompactifAI and Singularity, address critical needs across various industries:

• CompactifAI is a groundbreaking compression tool for foundational AI models based on Tensor Networks. It enables the compression of large AI systems-such as language models-to make them significantly more efficient and portable.

• Singularity is a quantum- and quantum-inspired optimization platform used by blue-chip companies to solve complex problems in finance, energy, manufacturing, and beyond. It integrates seamlessly with existing systems and delivers immediate performance gains on classical and quantum hardware.

You'll be working alongside world-leading experts to develop solutions that tackle real-world challenges. We're looking for passionate individuals eager to grow in an ethics-driven environment that values sustainability and diversity.
We're committed to building a truly inclusive culture - come and join us.

Role Overview

Reports to: CEO
Location: San Sebastián (Spain)
Scope: Global
Languages: English mandatory, Spanish preferred

Multiverse Computing is seeking a Head of Global Marketing & Communications to define and lead the company's global narrative, positioning, and market presence in Artificial Intelligence.
This is a senior, executive-level role, reporting directly to the CEO, responsible for strengthening Multiverse's market positioning, credibility, and commercial impact. The role combines global marketing, corporate communications, and executive positioning under a single leadership, in line with best-in-class AI companies.

Key Responsibilities 

Strategic Leadership & Narrative

• Define and own the global marketing and communications strategy, aligned with company vision, product strategy, and commercial objectives.

• Act as the global lead of Multiverse's external narrative, ensuring clarity and consistency across marketing, PR, content, brand, and leadership communications.

• Partner closely with the CEO and executive team as a strategic advisor on positioning, messaging, and external perception.

Market & Product Positioning

• Translate advanced AI capabilities into clear, differentiated business value propositions by industry and use case.

• Own product and solutions marketing, ensuring messaging supports enterprise sales, strategic accounts, and long sales cycles.

• Ensure marketing supports enterprise growth and overall commercial credibility.

Communications, PR & Reputation

• Lead global corporate communications, PR, and thought leadership, positioning Multiverse as a credible and trusted AI partner.

• Build and manage relationships with top-tier global media, industry analysts, and key ecosystem stakeholders.

• Position the CEO and leadership team as visible, credible voices in AI through media, events, and public engagements.

Team, Structure & Execution

• Build, lead, and scale the Marketing & Communications function, with clear ownership across marketing, content, field marketing, and communications.

• Manage senior external partners (PR agencies, branding, content, events).

• Define and track success metrics across awareness, reputation, and commercial impact.

Experience & Profile

• Proven ownership or significant contribution to enterprise pipeline and revenue generation, with demonstrated impact at scale (e.g., €10M-€100M+ pipeline).

• Strong experience owning and executing enterprise go-to-market (GTM) strategies, working closely with sales teams to drive pipeline, support deal progression, and influence revenue outcomes.

• Proven experience in a senior marketing and/or communications leadership role within AI, deep-tech, or highly technical B2B environments.

• Strong background in corporate communications and executive positioning, not only demand generation.

• Experience working directly with C-level executives, ideally reporting to a CEO.

• Track record of building global narratives for complex AI products and platforms.

• High strategic maturity, executive presence, and ability to operate autonomously in high-expectation environments.

Languages

• English: full professional fluency required

• Spanish: preferred

Perks & Benefits

• Indefinite contract.

• Equal pay guaranteed.

• Signing bonus

• Relocation package (if applicable).

• Private health insurance.

• Eligibility for educational budget according to internal policy.

• Hybrid opportunity.

• Flexible working hours.

• Flexible remuneration (Employees in Spain only): hospitality and public transportation

• Language classes and discounted lunch options

• A high-performance, collaborative environment, operating at pace on cutting-edge technologies.

• Career plan. Opportunity to learn and teach.

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.