Senior Game Engine Engineer (C/C++) – Hybrid Role

LEGO A/S; Billund; Hybrid; DKK 900,000 - 1,200,000; Full time

Benefits offered by this job

Hybrid Working

Colleague Discount

Bonus scheme

Wellbeing resources

Job summary

LEGO Group in Billund, Denmark, is seeking a Senior Software Engineer to design and build high-performance core engines and platforms enabling exciting, tech‑enabled play experiences.

You will own key engine components, collaborate with Lead Engineers and cross‑functional teams, and help bring LEGO fans' interactive play to life while ensuring reliability and scalability.

The role offers a hybrid work model with opportunities to work across office, stores and factories within the LEGO ecosystem.

Qualifications

• Strong software engineering experience in developing complex systems, engines or platforms.
• Ability to analyse complex problems, trade-offs and communicate decisions clearly.
• Fluent in C/C++ with experience in building performance-focused software.
• Experience with DSLs and delivering projects within a team.
• Balance user experience with technical constraints and meets milestones.

Responsibilities

• Design, implement, maintain and optimise core engine components.
• Own complex technical challenges, contribute across the platform stack.
• Improve performance, resource utilisation and reliability in constrained systems.
• Contribute to architecture discussions and design trade-offs.
• Maintain high engineering standards with reviews, tests and CI.
• Collaborate with Engineering Leads and System Architects across domains.

Skills

C/C++ proficiency

Engine design

Performance optimisation

System architecture

Team collaboration

Education

Bachelor's degree in CS or related

Tools

GitHub

Jira

Job description

LEGO Group in Billund, Denmark, is seeking a Senior Software Engineer to design and build high-performance core engines and platforms enabling exciting, tech‑enabled play experiences.

You will own key engine components, collaborate with Lead Engineers and cross‑functional teams, and help bring LEGO fans' interactive play to life while ensuring reliability and scalability.

The role offers a hybrid work model with opportunities to work across office, stores and factories within the LEGO ecosystem.