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Freelance Game Simulation Programming Jobs in Seattle, WA

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Freelance Game Simulation Programming information

See Seattle, WA salary details

$10

$26

$78

How much do freelance game simulation programming jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for freelance game simulation programming in Seattle, WA is $26.14, according to ZipRecruiter salary data. Most workers in this role earn between $21.35 and $21.35 per hour, depending on experience, location, and employer.

What is freelance game simulation programming?

Freelance game simulation programming involves designing, developing, and implementing simulation systems for video games on a contract or project basis. Freelancers in this field may work on aspects like physics, AI behaviors, environmental interactions, or economic systems within games. They collaborate remotely with game studios or indie developers to build realistic and engaging virtual worlds. This role requires strong programming skills, typically in languages like C++ or C#, and a good understanding of both game design and simulation algorithms.

What are the key skills and qualifications needed to thrive as a Freelance Game Simulation Programmer, and why are they important?

To thrive as a Freelance Game Simulation Programmer, you need strong programming skills in languages like C++ or C#, a solid understanding of mathematics and physics, and experience with game development frameworks. Familiarity with engines such as Unity or Unreal Engine, and version control systems like Git, is typically required, while certifications in game development or computer science can be advantageous. Creative problem-solving, effective communication, and the ability to work independently are essential soft skills for managing client projects and collaborating remotely. These competencies ensure you can deliver high-quality, realistic simulations that meet client expectations and adapt to the dynamic demands of the gaming industry.

What are some common challenges freelance game simulation programmers face when working with remote teams?

Freelance game simulation programmers often encounter challenges related to communication and project alignment when collaborating with remote teams. Since simulation work is highly technical and often interdependent with other development areas, clearly understanding requirements and frequent updates are essential. Miscommunication can lead to integration issues or delays, so establishing regular check-ins and using collaboration tools like version control and task trackers is crucial. Proactively seeking clarification and documenting work also help ensure smooth progress and successful project delivery.
What are the most commonly searched types of Game Simulation Programming jobs in Seattle, WA? The most popular types of Game Simulation Programming jobs in Seattle, WA are:
What are popular job titles related to Freelance Game Simulation Programming jobs in Seattle, WA? For Freelance Game Simulation Programming jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Freelance Game Simulation Programming jobs in Seattle, WA look for? The top searched job categories for Freelance Game Simulation Programming jobs in Seattle, WA are:
Freelance Game Simulation Programming jobs near you

Senior UI Engineer

Worldscape Technology Inc.

Redmond, WA

$130K - $160K/yr

Full-time

Posted 17 days ago

Job description

Worldscape is a cutting-edge platform designed to unify distributed data, sensors, and intelligent agents across cloud, on-prem, and edge environments. By combining geospatial intelligence, physics-based 3D simulation, and reward-driven AI, Worldscape enables organizations to build immersive digital twins for predictive modeling, scenario planning, and adaptive decision-making. With a zero-trust security framework, seamless integration with legacy systems, and robust developer tools, Worldscape empowers rapid deployment of agentic applications that drive resilience and efficiency in sectors like logistics, telecom, defense, and infrastructure. 

Worldscape is looking for an experienced UI Engineer capable of thriving within a rapid development environment. You will be responsible for implementing and optimizing a high-quality user interface for our next-generation real-time simulation platform and game engine. Partnering closely with UX designers and cross-functional teams, you will translate finalized designs into scalable, performant, and maintainable UI code. Your role will focus on delivering precise, high-fidelity implementations, ensuring responsiveness, usability, and seamless interaction with complex simulation and visualization systems. 
 
This is an onsite role that will be located in Redmond, WA. 
Responsibilities:
  • Partner with UX/UI designers to implement and maintain robust, scalable user interface systems for our real-time simulation platform, translating defined designs into production-quality code.
  • Develop and evolve high-performance runtime UI architecture to support complex visualization, editing, and simulation workflows.
  • Build high-fidelity, responsive interfaces across desktop applications, in-engine tooling, and runtime simulation products, ensuring accurate implementation of design specifications.
  • Collaborate with UX designers, technical artists, graphics engineers, and product teams to translate approved concepts and requirements into reliable, production-ready features.
  • Design and implement reusable UI frameworks, components, and widget libraries to promote consistency, scalability, and efficient development across multiple products.
  • Optimize UI systems for performance, including memory usage, rendering efficiency, and responsiveness in real-time environments.
  • Develop and maintain internal tools and pipelines that streamline UI implementation, improve developer workflows, and accelerate feature delivery.
  • Integrate UI systems with core engine subsystems, including rendering, input, networking, AI, and simulation technologies.
  • Contribute to engineering best practices, including code reviews, technical documentation, testing, and long-term maintainability of UI systems.
  • Help drive code quality and technical rigor across the team, including mentoring engineers and promoting scalable, maintainable implementation patterns.
  • Deliver UI solutions that ensure reliable, performant user interaction with next-generation simulation technology across commercial and defense applications. 
Professional Qualifications:
  • 6+ years of professional software engineering experience, with a focus on building UI systems for interactive or real-time applications.
  • Strong proficiency in C++, with experience building and shipping performant, production-quality systems.
  • Experience with Web Application industry standards: React, TypeScript.   architecting and implementing UI frameworks or systems, leveraging open-source or proprietary technologies, with an emphasis on performance, scalability, and extensibility in games, engines, or simulation platforms.
  • Experience developing production-quality UI implementations using modern frameworks such as Dear ImGui, Unreal UMG/Slate, Unity UI Toolkit, Qt, Coherent, NoesisGUI, or similar technologies.
  • Strong understanding of software architecture, object-oriented design, and component-based UI patterns, with the ability to build maintainable and extensible systems.
  • Experience building and maintaining reusable UI frameworks, component libraries, and shared tooling, rather than one-off interfaces.
  • Solid understanding of event-driven programming, input systems, state management, animation systems, and responsive layout implementation.
  • Experience profiling, debugging, and optimizing UI performance in real-time or resource-constrained environments.
  • Strong debugging, problem-solving, and systems-level thinking skills.
  • Experience working in cross-functional teams, effectively collaborating with UX designers, artists, and engineers to translate specifications into working systems.
  • Experience shipping at least one commercial game, simulation product, or interactive application. 
Preferred Qualifications:
  • Professional game development experience.
  • Experience developing editor tooling or in-engine development tools.
  • Experience building interfaces for simulation, digital twins, GIS, robotics, defense, aerospace, or visualization platforms.
  • Knowledge of modern rendering pipelines and how UI integrates with real-time graphics systems.
  • Experience working with ECS architectures and data-driven UI systems.
  • Experience with GPU-aware UI rendering and performance optimization.
  • Experience implementing data visualization, dashboards, graphs, timelines, or large-scale monitoring interfaces.
  • Understanding of multiplayer or networked UI synchronization.
  • Experience working alongside AI/ML teams or visualization systems.
  • Experience mentoring engineers and helping define engineering best practices.
  • Passion for building polished, intuitive user experiences that simplify highly technical workflows. 
Final compensation will be determined based on factors such as experience, skills, and qualifications. In addition to base salary, this role may be eligible for performance-based bonuses and equity awards. 
Why Worldscape? 
There is nothing more important to Worldscape than our culture. It is the fundamental means by which we will succeed as an organization. Talent, ability, drive, experience, knowledge cannot be maximized without first embracing the culture we espouse and will live every single day.  Worldscape offers great benefits, opportunities for continued growth, and the ability to directly affect change in our organization and be part of a high-growth startup at a pivotal stage. 

What we offer: 
- Competitive salary and meaningful equity 
- Attractive benefits package  
- Flexible time off policy 
- Medical, Dental and Vision insurance 
- HSA health insurance options 
- 401k plan 
- Basic and Voluntary Life Insurance
- Fast paced environment with flexibility and ownership
 
Worldscape is committed to creating a diverse and inclusive workplace and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, color, gender identity or expression, marital status, national origin, disability, protected veteran status, race, religion, pregnancy, sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.

Employment is contingent upon successful completion of a background check.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.