Senior UX/UI Designer

JobLoom; Ottignies-Louvain-la-Neuve; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Meal vouchers

Alan health insurance

13th month salary

Teleworking 2 days a week

Job summary

Semactic, a leading European SaaS platform in Search Activation, is seeking a Senior UX/UI Designer to refresh our platform and make complex data clear and actionable. You will own the end-to-end user experience, starting from a current interface assessment to a full refresh and extended product analytics work.

Based in Belgium with telework flexibility, or remote from a compatible European time zone, you will collaborate with the founders and Product, Sales and Customer Success teams, shaping

Qualifications

• Minimum 5 years of UX/UI experience in a startup or SaaS environment.
• Portfolio with concrete projects balancing visual polish with usability and product needs.
• Hands-on experience with AI tools in design workflows.
• Experience designing data-rich interfaces such as dashboards or analytics tools.

Responsibilities

• Audit current platform and propose a prioritized UX/UI refresh plan.
• Design user flows, prototypes and interfaces balancing visuals with usability and product goals.
• Turn complex SEO and GEO data into clear dashboards and reports for marketing teams.
• Analyze user behavior with session data and product analytics to identify friction points.
• Iterate quickly with AI tools built on the design system, guiding output rather than designing every screen.
• Interact with clients/agencies to understand needs and test new designs.
• Collaborate with developers to ship designs and verify results in production.

Skills

UX/UI design

Product analytics

AI-assisted design

Data dashboards

Tools

Claude Design

AI design tools

Job description

Permanent contract or 6-month freelance mission

• Ottignies-Louvain-la-Neuve
• Partial remote
• Senior

Join Semactic as a Senior UX/UI Designer!

Scope

UX/UI design, product analytics, innovation/AI

Location

Based in Belgium with telework flexibility, or remote from a compatible European time zone.

Start

early 2027.

Semactic

is a leading European SaaS platform in Search Activation. Our mission: to enable marketing teams to transform SEO and GEO (Generative Engine Optimization) data into concrete and measurable results.

We combine a powerful and intuitive platform with expert support to improve brand visibility, both on Google and in AI-generated responses.

In a context of strong growth, we are looking for a Senior UX/UI Designer to refresh the user experience of our platform and make complex data clear and actionable for our clients.

• Scope: UX/UI design, product analytics, AI-assisted design
• Hybrid: flexible remote work arrangements, or a freelance mission of around 6 months
• Experience: at least 5 years in a startup or SaaS environment
• Languages: very good level of English required, French is a plus

Your Role

As a Senior UX/UI Designer, you will own the experience of our platform end to end. You will start by assessing our current interface and leading its refresh, then extend your work into product analytics to understand how users navigate the platform and where they hit friction. You will work closely with the founders and the Product, Sales and Customer Success teams.

Your Responsibilities

Your main tasks will include:

• Auditing the current platform and proposing a clear, prioritized plan to refresh its UX and UI.
• Designing user flows, prototypes and interfaces that balance visual quality with usability and product goals.
• Turning complex SEO and GEO data into clear dashboards and reports that marketing teams can act on.
• Analysing user behaviour with session recordings and product data to identify friction points and measure the impact of changes.
• Iterating quickly with AI tools built on our design system, steering and reviewing the output rather than designing every screen by hand.
• Talking with clients and agencies to understand their needs and test new designs.
• Working hand in hand with developers to ship your designs and check the result in production.

You are the right person for us if you have:

• Minimum 5 years of UX/UI experience in a startup environment, ideally in B2B SaaS, with agile ways of working.
• A portfolio with several concrete projects showing how you balance visual polish with usability and product needs.
• Hands-on experience with Claude Design and other AI tools in your design workflow.
• Experience designing data-rich interfaces such as dashboards or analytics tools.
• Ability to work closely with product and business teams, and confidence talking with clients and stakeholders.
• A strong business sense; knowledge of search marketing (SEO or GEO) is a plus.
• A very good level of English; French or Dutch is a plus.
• Team spirit, autonomy, and sense of initiative.

Our Package

• A high-impact role in a fast-growing tech scale-up, shaping the product our clients use every day.
• An AI-first design workflow built on our own design system.
• A attractive package including meal vouchers, Alan health insurance, 13th month salary, ...
• A pleasant working environment in Louvain-La-Neuve, with the possibility of teleworking 2 days a week.
• A passionate, talented, and friendly team.
• A very high degree of autonomy, a culture based on trust and results-oriented.

Our Recruitment Process

• Initial Online Interview: 30-minute discussion to align on expectations, availability and format (employee or freelance).
• Portfolio review with the team lead and a member of the product team.
• Interview with a founder and the team in our offices, including a short design case.
• Offer & onboarding: quick feedback, guaranteed transparency.