UX/UI Designer (All Genders)

Skdse; Berlin; On-site; EUR 65,000 - 90,000; Full time

Job summary

Stark Defence in Berlin is seeking a UX/UI Designer to create clear, mission-driven software interfaces for interconnected systems used in autonomous and secure platforms. You will transform complex technology into intuitive, reliable interfaces where split-second decisions matter.

Join a fast-paced, AI-enabled team designing human-centered products for defence, with opportunities to collaborate across engineering, product, and security disciplines while shaping interfaces that personnel rely on

Qualifications

• Experience designing UX/UI for complex, high-stakes systems.
• Ability to translate technical requirements into user-friendly interfaces.
• Portfolio demonstrating cross-platform design.

Responsibilities

• Design scalable and clean UX/UI using wireframes, high-resolution concepts and prototypes.
• Translate the complex and abstract into innovative, actionable design and constructively challenging the status quo.
• Simplify complex systems used in high stakes realworld environments.
• Own your design decisions and thrive in a high-momentum, agile environment.
• Work closely with experts, navigating diverse stakeholder perspectives to build consensus on key design decisions.

Skills

AI-Native

Systems thinking

UX/UI design

English fluency

German (C1)

Job description

At Stark, we forge the future of European and national security through cutting-edge, AI-driven technology and unmatched engineering precision. As a premier defence technology company, our mission is clear: to equip NATO Allies and their partners with next-generation autonomous defence platforms and advanced AI-driven software built to perform in the world’s most demanding environments.

We believe that true security stems from relentless innovation. By combining elite engineering talent with agile technology and an AI-native operational culture, Stark turns complex defence challenges into field-tested, multi-domain solutions.

Why Join Us?

• The software and systems you work on directly protect personnel and defend European and national sovereignty.

• You will work alongside industry-leading minds on autonomous systems, advanced propulsion, and secure cyber platforms.

• We foster a fast-paced, collaborative environment where bold ideas are supported by serious R&D backing.

STARK is a defence technology company building autonomous systems designed to protect democratic nations and strengthen European and allied security.

Our Product Design team does more than design screens. We design the human interfaces to complex autonomous and mission-critical systems — turning sophisticated technology into products that are clear, intuitive, and dependable when it matters most.

The Team

At the Stark Product Design Team, we don't just design screens - we design the mission and autonomous systems that keep the world safe. Help us innovate the paradigm-shifting technology that will define the future of global security.

Your Mission

We are looking for a UX/UI Designer to create clear, mission-driven software interfaces for interconnected systems. This role revolves around clarity, speed, and purpose - transforming complex technology into intuitive, reliable, and seamless interfaces where split-second clarity makes all the difference. You will design interfaces that people trust when it matters most.

Whether you are a highly motivated graduate with a portfolio that punches above your weight, or a seasoned pro looking for deeper work, we want to hear from you.

Responsibilities

• Design scalable and clean UX/UI using wireframes, high-resolution concepts and prototypes.

• Translate the complex and abstract into innovative, actionable design and constructively challenging the status quo.

• Simplify complex systems used in high stakes realworld environments.

• Own your design decisions and thrive in a high-momentum, agile environment.

• Work closely with experts, navigating diverse stakeholder perspectives to build consensus on key design decisions.

Required Skills

Co-creator mentality with excellent communication and collaboration skills.

• AI-Native, using AI tools in your daily work to design and prototype at lightning speed.

• Systems of Systems design thinking, or cross-platform (mobile, desktop, wearables) design experience.

• Strong UX/UI design skills across all aspects of the design process.

• Comfortable presenting design work with openness, tact, and without ego.

• Work examples that showcase all of the above.

• Fluent English for comfortable day to day working.

• C1 level German (other languages a plus!)

Equal Opportunity:

At Stark Defence, we are committed to building a diverse, inclusive, and high-performing team. We operate in an industry where women, as well as other minority groups, are systematically under-represented. We actively encourage applications from candidates of all backgrounds and identities.

If you are excited about this role, we encourage you to apply even if you don't meet all the listed qualifications—ability and impact cannot be summarised in a few bullet points. We value unique perspectives, adaptability, and a drive to solve high-stakes challenges.

Security Clearance:

Due to the nature of our work in the defence sector, candidates must be eligible to obtain and maintain the appropriate security clearance required for this position. Details will be provided during the recruitment process.