UX Copywriter

For a leading organisation undergoing a major digital transformation, we are looking for a Senior UX Copywriter with a strong focus on Dutch and English content.

In this role, you will be responsible for creating clear, accessible and engaging content across a wide range of digital channels, including websites, customer portals, self-service journeys and AI-powered experiences.

You will work closely with a French-speaking UX Copywriter and a multidisciplinary Digital Team consisting of Service Designers, UX Designers, UI Designers, UX Researchers, Product Owners, Analysts and Developers. Together, you will ensure a consistent and high-quality customer experience across languages, channels and touchpoints.

You will operate with a high degree of autonomy, taking ownership of content initiatives from initial requirements through to delivery. You will translate complex business and technical concepts into simple, intuitive and actionable experiences, while balancing customer needs, business objectives and product requirements.

The assignment is based in Brussels and is expected to run for approximately 9–12 months, with a possible extension.

Responsibilities

Content creation & optimisation

• Create and optimise UX copy in Dutch and English for websites, customer portals, self-service journeys and AI-powered experiences.
• Write clear, concise, accessible and user-focused content that helps customers complete tasks with minimal effort.
• Apply plain-language, accessibility and inclusive communication principles.
• Create content for complex customer scenarios, including error messages, edge cases and empty states.
• Audit existing content and identify opportunities for improvement.
• Continuously optimise content based on customer feedback, analytics and usability testing.

Content governance & quality

• Develop and maintain content guidelines, standards and best practices.
• Safeguard tone of voice, terminology and consistency across digital touchpoints.
• Maintain and evolve content assets, repositories and reusable content patterns as a source of truth.
• Ensure consistency across products, channels, teams and partner initiatives.
• Act as a quality gate for customer-facing content, reviewing clarity, accessibility, consistency and linguistic quality.
• Proactively identify content gaps, risks and opportunities for improvement.
• Challenge stakeholders constructively when content or requirements can be improved.

Collaboration & stakeholder management

• Take ownership of stakeholder intake and requirements gathering.
• Challenge assumptions and translate business objectives into effective content solutions.
• Work closely with the French UX Copywriter to align on terminology, content standards, governance and customer experience principles.
• Collaborate with designers, UX researchers, product owners, developers, analysts and business experts.
• Facilitate alignment between business, design and development teams.
• Promote UX writing and content design best practices and contribute to improving ways of working.

Experience & competences

Experience

• 5+ years of professional experience in UX Writing, Content Design, Content Strategy, Digital Communication or a related discipline.
• Proven experience working on complex digital products and services.
• Experience working in multidisciplinary digital or product teams.
• Experience with conversational design and/or AI-powered user experiences is a strong plus.
• Experience with content design systems and content governance frameworks is an advantage.

Competences

• Strong expertise in UX writing, content design and digital communication.
• Excellent ability to simplify complex business and technical topics into clear, intuitive and actionable content.
• Strong understanding of user-centred design principles and information architecture.
• Good knowledge of accessibility guidelines, plain-language principles and inclusive communication.
• Excellent Dutch and English writing, editing and proofreading skills.
• French is considered an asset.
• Strong stakeholder management, facilitation and communication skills.
• Autonomous, proactive and accountable, with a strong sense of ownership.
• Critical thinker with excellent attention to detail and quality.
• Comfortable challenging assumptions and driving improvements.
• Passionate about creating trustworthy, customer-centric digital experiences.

Tools & technology

• Proficient in Figma, Jira, Confluence and Excel.
• Comfortable working with AI-powered tools, plugins and emerging technologies to improve content quality, efficiency and collaboration.
• Familiarity with conversational AI and AI-assisted content creation is a strong plus.