Integration Engineer (EMEA)

k-ID is the global leader in privacy-first compliance and age verification infrastructure. Recognized as one of TIME’s Best Inventions of 2025, named a Tech Pioneer by the World Economic Forum and a winner of Fast Company’s Next Big Things in Tech, we are building the Age Layer for the internet—the fundamental infrastructure that allows digital platforms to verify age and manage compliance globally without friction.
Our core platform, anchored by the Compliance Development Kit (CDK) and AgeKit, is the trusted engine for the world’s largest game publishers and digital ecosystems. We replace fragmented, manual compliance with a unified API that handles age verification, parental consent, and regulatory logic across 200+ markets. Backed by top-tier venture capital firms like a16z and Lightspeed, k-ID is entering a phase of growth to define the standard for global digital safety.

As an Integration Engineer, you'll be a core technical expert responsible for designing, developing, and maintaining integrations between k-ID's services and client systems. You'll leverage expertise in full-stack web development and game engines to ensure our Global Compliance Engine, AgeKit+ and AgeKeys are implemented seamlessly. This role focuses on supporting EMEA customers and providing regional time zone coverage.

• Location: London, UK

• Languages: Proficiency in English and one more European language is a plus

• Serve as primary technical contact for European customers during local business hours

• Design, develop, and deploy integration solutions connecting k-ID services with client systems

• Build and troubleshoot integrations across a variety of platforms including game engines, mobile apps, and web

• Create and maintain technical documentation, integration guides, and code samples

• Collaborate with engineering, product, and go-to-market teams

• Troubleshoot complex technical issues and ensure high availability

• Bachelor's in CS, Engineering, or related field

• 5+ years in software development with focus on systems integration and API development

• Fluency in English

• Proficiency in multiple languages (JavaScript/TypeScript, Python, C#, C++, Java)

• Experience with RESTful APIs and webhook integrations

• Strong understanding of web technologies and modern frameworks such as NextJS and React

• Experience with cloud platforms (AWS, Azure, GCP)

• 8+ years of relevant experience

• Familiarity with Python as well as OOP languages such as C# or Java a plus

• Deep knowledge of digital identity, computer security, cryptography, and user data privacy practices

• Experience with various methods of age verification such as facial age estimation, ID verification, mobile driver’s license, etc.

• Experience with WebView implementations and cross-platform development

• Hands-on experience with native mobile app development

• History of leading complex integration projects

• Experience with customers across multiple European markets

• Familiarity with global youth privacy frameworks such as COPPA and GDPR-K preferred.

• Proficiency in more than two European languages

Competitive Salary

• A competitive startup salary aligned with experience and market benchmarks.

• Employee Stock Ownership Plan so you participate directly in the long term upside of the company.

Health and Wellbeing

• Comprehensive family health coverage, including medical, dental, and vision benefits

• Provided Mental Health and Wellness support benefit

Professional Development

• Hands on exposure with key clients in a scaling global tech company

• Opportunities for continuous learning through real ownership rather than formal training alone.

• Direct collaboration with the Founders and the tech leadership team

Culture and Ways of Working

• A collaborative, inclusive and low politics work environment.

• Flexible, trust based working culture shaped by a US startup operating model.

• A mission driven company focused on improving online experiences for kids and teens globally.

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