Senior Software Engineer – Game and Play experiences (Kids Technology, LEGO® Play app) Share on: + **Location** Copenhagen, Denmark + **Job ID** 0000026629 + **Category** Digital & IT **Job Description** **Join the LEGO® Play App Team – Build Games That Spark Imagination** Are you a creative game developer who thrives at the intersection of technology and play? We’re looking for a skilled developer to help shape the future of digital play within the LEGO® Play app. **Core responsibilities** + **Development** : Design and develop engaging games and playful experiences within the LEGO® Playapp using modern web technologies like HTML5, **Phaser, PixiJS, Three.js** , or **Babylon.js** . + **Collaboration** : Collaborate across multiple teams and workhand-in-handwith designers, product managers, content creators, and other partners to deliver cohesive product experiences. + **Quality:** Build high-quality and performant solutions, upholding best practices in code quality, architecture, and maintainability. + **Ownership** : Drive features from idea to deployment, including prototyping, testing, and iterative improvement. + **Leadership:** Promote a culture of technical excellence by championing best practices in coding, architecture, documentation, and collaboration. Mentor and support teammembers, andhelp drive direction and strategy. **Play your part in our team succeeding** **Kids and Ecosystem Technology** is dedicated to building safe, fun, and innovative digital experiences for children. As part of the teams behind the **LEGO** ® **Play app** , you will contribute to creating playful and meaningful digital moments that extend the LEGO®experience beyond physical bricks. Your work will help us bring new types of games and interactivity to the LEGO®Play app, keeping it engaging, imaginative, and playful. **Do you** **have** **what it takes?** + 5+ years of professional game development experience - ideally building web-based games or interactive experiences using libraries such as **Phaser, PixiJS, Three.js** , HTML5, or **Babylon.js** . + Strong proficiency in **JavaScript/TypeScript** , with an understanding of performance optimization for mobile browsers. + Demonstrated experience developing and shipping full game cycles — from concept and design through to launch and iteration. + Familiarity with version control systems such as **Git** and modern development workflows. + Strong collaboration skills with a history of working optimally across multi-disciplinary teams. + Good communication skills, both written and verbal. + Passion for creating fabulous and meaningful digital experiences for kids. Bonus skills: + Experience working with **React Native** and hybrid app development + Interestin game design, visual design, arts, or UX. + Experience with data-driven development and user testing in a product development context. + Experience with asset optimization and lightweight game performance techniques. Applications are reviewed on an ongoing basis. However, please note we do amend or withdraw our jobs and reserve the right to do so at any time, including prior to any advertised closing date. So, if you're interested in this role we encourage you to apply as soon as possible. **What’s in it for you?** Here is what you can expect: **Family Care Leave** - We offer enhanced paid leave options for those important times. **Insurances** – All colleagues are covered by our life and disability insurance which provides protection and peace of mind. **Wellbeing** - We want our people to feel well and thrive. We offer resources and benefits to nurture physical and mental wellbeing along with opportunities to build community and inspire creativity. **Colleague Discount** – We know you'll love to build, so from day 1 you will qualify for our generous colleague discount. **Bonus** - We do our best work to succeed together. When goals are reached and if eligible, you'll be rewarded through our bonus scheme. **Workplace** - When you join the team you'll be assigned a primary workplace location i.e. one of our Offices, stores or factories. Our hybrid work policy means an average of 3 days per week in the office. The hiring team will discuss the policy and role eligibility with you during the recruitment process. Children are our role models. Their curiosity, creativity and imagination inspire everything we do. We strive to create a diverse, dynamic and inclusive culture of play at the LEGO Group, where everyone feels safe, valued and they belong. The LEGO Group is highly committed to equal employment opportunity and equal pay and seeks to encourage applicants from all backgrounds (eg. sex, gender identity or expression, race/ethnicity, national origin, sexual orientation, disability, age and religion) to apply for roles in our team. The LEGO Group is fully committed to Children’s Rights and Child Wellbeing across the globe. Candidates offered positions with high engagement with children are required to take part in Child Safeguarding Background Screening, as a condition of the offer. Thank you for sharing our global commitment to Children’s Rights. Just imagine building your dream career. Then make it real. **Join the LEGO® team today.**