Gameplay & UI Developer

📍 Job Overview

Job Title: Gameplay & UI Developer

Company: Jobgether (Partner Company)

Location: Romania

Job Type: Full-time

Category: Game Development / Operations

Date Posted: 2026-09-14

Experience Level: 5-10 Years

Remote Status: Fully Remote

🚀 Role Summary

• Develop and enhance client-facing gameplay features, with a significant emphasis on User Interface (UI) and animation polish.

• Design, implement, and refine core gameplay mechanics and meta features for a globally successful mobile game.

• Collaborate within a small, senior, multidisciplinary team to drive feature ownership from design through to player feedback integration.

• Contribute to game design decisions, translating creative concepts into polished, technically sound, and engaging player experiences.

• Focus on performance optimization, technical quality, and iterative improvements based on player insights and data analysis.

📝 Enhancement Note: While the core role is Gameplay & UI Development, the emphasis on enhancing existing systems based on "player feedback and performance insights" and the need to "refine existing gameplay and technical systems" indicates a strong operational component. This role requires not just building new features but also maintaining and optimizing a live product, which aligns with operations principles of continuous improvement and data-driven decision-making. The "Gameplay & UI Developer" title is broadened here to include the operational aspects of live game development.

📈 Primary Responsibilities

• Architect, develop, and implement robust client-facing gameplay features, prioritizing UI, animation, visual polish, and overall player engagement.

• Design and code core gameplay improvements that directly enhance player experience and retention within a live mobile game environment.

• Create and integrate new meta features and supporting systems to expand game longevity and player interaction.

• Maintain, refactor, and optimize existing gameplay systems and underlying technical architecture to ensure stability, performance, and scalability.

• Innovate and contribute creative ideas for gameplay features, ensuring alignment with the game's established aesthetic and design principles.

• Actively participate in game design discussions, providing technical feasibility assessments and contributing to the translation of concepts into playable mechanics.

• Conduct thorough testing, iteration, and refinement of features based on internal quality assurance, player feedback, and performance metrics.

• Foster strong cross-functional collaboration with designers, artists, backend developers, and other specialists to achieve cohesive feature development.

• Proactively identify, diagnose, and resolve technical challenges, with a keen focus on maintaining high performance, optimizing resource utilization, and ensuring overall technical quality.

• Assume ownership of assigned features and projects, leveraging individual strengths and expertise to drive successful outcomes from conception to release.

• Uphold and contribute to maintaining high technical standards and creative excellence across all aspects of the game development pipeline.

📝 Enhancement Note: The responsibilities listed are typical for a senior game developer. The "operational" aspect is derived from the need to "enhance, maintain, and refine existing gameplay and technical systems," "develop new meta features and systems based on player feedback and performance insights," and "identify and resolve technical challenges while maintaining strong performance and optimization." These tasks require a continuous improvement mindset and data-driven decision-making, core tenets of operations.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's degree in Computer Science, Game Design, or a related field is often beneficial for roles requiring deep technical understanding.

Experience: Minimum of 5 years of professional experience in game development, with a strong emphasis on Unity and C# for mobile platforms.

Required Skills:

• Extensive professional experience (5+ years) developing games using Unity engine and C# programming language.

• Proven track record of successfully developing and shipping multiple mobile games, demonstrating a deep understanding of the mobile gaming market.

• Strong expertise in gameplay development, including the design and implementation of core mechanics, player progression systems, and interactive elements.

• Proficient in UI development within Unity, including layout, scripting, and integration of visual assets and animations.

• Solid understanding of animation principles and experience implementing them within Unity for characters, UI elements, and game events.

• Demonstrated ability to design and implement complex gameplay systems and meta-features that enhance player engagement and retention.

• Advanced problem-solving skills with a proven ability to diagnose and resolve technical issues, focusing on optimization, performance, and code quality.

• Excellent understanding of performance optimization techniques for mobile platforms, including memory management, rendering optimization, and efficient data handling.

• Strong written and verbal communication skills in English, enabling effective collaboration and clear articulation of technical concepts.

• Proven teamwork and collaboration skills, with the ability to work effectively within senior, multidisciplinary game development teams.

• Capacity to take ownership of features and projects, demonstrating initiative and accountability for successful delivery. Preferred Skills:

• Expertise in specialized areas such as shader development, particle systems, advanced animation techniques, architectural design patterns, or network programming for games.

• Experience with live game operations, including content updates, event implementation, and data-driven feature iteration.

• Familiarity with A/B testing frameworks and methodologies for optimizing gameplay and UI elements.

• Experience with analytics platforms and tools for tracking player behavior and game performance.

• Knowledge of game design principles and best practices for casual mobile gaming.

• Familiarity with version control systems (e.g., Git) and collaborative development workflows.

📝 Enhancement Note: The "5+ years of professional experience" is interpreted as a broad range, typically extending to 8-10 years for senior roles, hence the "5-10" AI experience level. The "Exceptional expertise in a specialized area" is translated into preferred skills, as these are often differentiators for senior roles and can be critical for specific game development challenges.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Demonstrable examples of polished UI implementations within Unity, showcasing intuitive navigation, visual appeal, and responsiveness.

• Case studies or playable builds of core gameplay mechanics developed, highlighting problem-solving, system design, and player interaction principles.

• Projects showcasing animation integration, demonstrating how visual motion enhances user experience and gameplay feedback.

• Examples of features or systems developed for live mobile games, ideally illustrating iteration based on player feedback or performance data.

• Code samples (e.g., GitHub repository, private links) demonstrating strong C# and Unity proficiency, adherence to coding standards, and efficient architecture. Process Documentation:

• Detailed explanations of your development process for key features, from initial design and prototyping through implementation, testing, and live optimization.

• Documentation of performance optimization strategies employed, including specific techniques used to improve frame rates, reduce memory usage, and enhance loading times.

• Workflow descriptions for how you approach bug fixing and issue resolution in a live game environment, emphasizing systematic diagnosis and thorough testing.

• Examples of how you have incorporated player feedback or analytics data into the refinement of gameplay systems or UI elements.

📝 Enhancement Note: For a Gameplay & UI Developer role with operational responsibilities, a portfolio must showcase not just creation but also refinement and optimization. The focus on "player feedback and performance insights" implies a need to demonstrate how the candidate uses data and user input to improve existing systems, which translates to process documentation and case studies in their portfolio.

💵 Compensation & Benefits

Salary Range: Given the "Best-in-class compensation" claim, the fully remote nature within CET ±2 hours, and the 5-10 years of experience requirement for a specialized role in Romania, a competitive salary range is estimated.

• Estimated Salary Range: €45,000 - €70,000 per year (gross)

• Explanation: This range is based on research for senior Unity/C# game developers in Romania, adjusted upwards for the "best-in-class" compensation promise and the remote nature, which often commands a premium. The CET ±2 hours requirement suggests targeting candidates in Western and Central Europe, where salaries for similar roles can be higher. The specific range will depend on the candidate's exact experience, specialization, and negotiation.

Benefits:

• Fully remote position: Work from anywhere within CET ±2 hours, offering flexibility and work-life balance.

• Best-in-class compensation: Highly competitive salary and potential for performance-based bonuses.

• Additional benefits: Tailored benefits packages based on the candidate's country of residence (e.g., health insurance, retirement contributions, professional development stipends).

• Impactful work: Opportunity to work on a globally recognized mobile game with direct influence on gameplay, features, and player experience.

• Collaborative environment: Work alongside experienced gaming professionals in a supportive and multidisciplinary team.

• Creative contribution: Chance to contribute creatively to significant game development decisions and experiment with new ideas.

• Live game development exposure: Experience in iterating on features and implementing player-driven improvements in a live operational context.

Working Hours: 40 hours per week, with flexibility expected to meet project deadlines and live operations needs. The remote nature within CET ±2 hours implies adherence to European working hours and communication standards.

📝 Enhancement Note: Salary estimation for Romania requires careful consideration of local market rates and the "best-in-class" promise. The range provided aims to be competitive for senior talent while acknowledging potential variations. The benefits are directly pulled from the listing but contextualized for a remote, international role.

🎯 Team & Company Context

🏢 Company Culture

Industry: Mobile Game Development (Casual Gaming Sector)

Company Size: The description mentions a "small, senior, and multidisciplinary team" and the partner company is likely a mid-to-large sized entity given the "globally successful mobile game." The exact size of the partner company is not specified but implies a structured organization with established development processes.

Founded: The founding date of the partner company is not specified, but the mention of a "globally successful mobile game" suggests a company with a proven track record and established market presence.

Team Structure:

• The immediate team is described as "small, senior, and multidisciplinary," indicating a lean and experienced group where individual contributions are highly valued.

• Reporting structure is not explicitly detailed but likely involves a lead developer or producer within the game's development hierarchy.

• Cross-functional collaboration is a key aspect, with constant interaction expected between gameplay developers, UI artists, designers, and potentially backend engineers and QA. Methodology:

• Data Analysis & Insights: Emphasis on using "player feedback and performance insights" suggests a data-driven approach to decision-making and feature refinement.

• Workflow Planning & Optimization: The need to "enhance, maintain, and refine existing gameplay and technical systems" points to structured workflows for updates, bug fixes, and performance tuning.

• Automation & Efficiency: While not explicitly stated, the nature of live game development and optimizing for mobile platforms implies a drive for efficient development processes and potentially automation where feasible.

Company Website: https://jobgether.com/ (Jobgether's platform) - The partner company's website is not directly provided.

📝 Enhancement Note: The company context is inferred from the "partner company" aspect and the nature of the "globally successful mobile game." The emphasis is on the operational environment of a live, popular game, which requires specific team dynamics and methodologies.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a Senior Gameplay & UI Developer, indicating a high level of technical expertise and autonomy. In an operational context, this means contributing significantly to the ongoing health, performance, and evolution of a live product, often mentoring junior team members and influencing technical direction.

Reporting Structure: Likely reports to a Lead Game Developer, Technical Director, or Game Director within the partner company's structure. Collaboration is key, but direct ownership of features implies a degree of autonomy.

Operations Impact: The role has a direct and significant impact on player experience, engagement, and retention for a globally successful mobile game. By refining gameplay, optimizing UI, and developing new meta features, the developer directly influences the game's commercial success and player satisfaction.

Growth Opportunities:

• Operations Skill Advancement: Deepen expertise in live game operations, including data analysis for feature iteration, performance monitoring, and iterative development cycles.

• Technical Specialization: Opportunity to become a subject matter expert in specific areas like advanced animation systems, shader programming, or performance architecture within Unity.

• Leadership Potential: With proven performance and ownership, there's potential to move into Lead Developer roles, technical direction, or even team management within game development.

• Cross-functional Expertise: Gain broader experience by collaborating closely with design, art, and potentially backend teams, enhancing understanding of the entire game development pipeline.

📝 Enhancement Note: The growth analysis focuses on how a senior developer role in a live game environment contributes to operational excellence and offers career progression within that domain, rather than traditional "operations" roles like RevOps or SalesOps.

🌐 Work Environment

Office Type: Fully Remote. The role is designed for individuals to work from their own location, with specific time zone alignment requirements.

Office Location(s): While fully remote, candidates must be located within CET ±2 hours. This suggests a focus on European time zones for effective collaboration and synchronous communication.

Workspace Context:

• Collaborative Environment: Despite being remote, the emphasis is on "collaborative environment with experienced gaming professionals," implying active use of communication tools (e.g., Slack, Discord, Zoom) and virtual meeting platforms for team interaction and knowledge sharing.

• Operations Tools & Technology: Access to and proficiency in Unity, C#, and potentially version control systems (Git), project management tools (e.g., Jira, Asana), and communication platforms are essential.

• Team Interaction: Regular virtual stand-ups, planning meetings, and design reviews will be the primary modes of interaction with the operations and development teams.

Work Schedule: Standard full-time hours (40 hours/week) are expected, with flexibility to accommodate project deadlines and the operational demands of a live game. Adherence to the CET ±2 hours timezone is crucial for synchronous collaboration.

📝 Enhancement Note: The remote aspect is a significant differentiator. The "workspace context" focuses on the tools and communication methods necessary for effective remote collaboration in a game development operations setting.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Application Review: AI-powered matching by Jobgether to assess core requirements, followed by a human review by the partner company.

• Technical Assessment/Coding Challenge: Expect a practical test focusing on Unity/C# skills, possibly involving gameplay mechanics, UI implementation, or performance optimization problems relevant to the game.

• Portfolio Review & Discussion: A deep dive into the candidate's portfolio, discussing specific projects, design choices, technical challenges overcome, and contributions to gameplay and UI.

• Team Interviews: Interviews with senior team members (developers, designers) to assess technical depth, problem-solving approach, collaboration style, and cultural fit.

• Final Interview: Potentially with a hiring manager or lead, focusing on strategic thinking, ownership, and long-term contribution.

Portfolio Review Tips:

• Showcase UI/UX Polish: Highlight projects with exceptionally clean, responsive, and visually appealing UIs. Detail the design process and any user-centric improvements made.

• Demonstrate Gameplay Innovation & Problem-Solving: For gameplay features, explain the initial concept, the technical challenges encountered, and how you architected a robust and engaging solution. Use case studies to show iteration and refinement.

• Quantify Impact: Where possible, use metrics to demonstrate the success of your contributions. For example, "implemented a new tutorial system that increased player retention by X%" or "optimized rendering pipeline, resulting in a Y% FPS increase."

• Highlight Live Ops Experience: If applicable, showcase projects where you worked on live game updates, player feedback integration, or performance tuning. Explain your role in the operational cycle.

• Code Quality: Be prepared to discuss your code structure, design patterns used, and your approach to maintainability and scalability.

Challenge Preparation:

• Unity/C# Fundamentals: Brush up on core Unity concepts, C# programming best practices, and common game development patterns.

• Mobile Optimization: Be ready to discuss strategies for optimizing performance, memory, and battery usage on mobile devices.

• UI/UX Principles: Review common UI patterns, animation best practices, and user-centered design principles for mobile games.

• Problem-Solving Scenarios: Practice breaking down complex problems into smaller, manageable parts and articulating your thought process clearly.

📝 Enhancement Note: The application process is described by Jobgether's mechanism. The advice focuses on how to present a Gameplay & UI Developer's work in a way that highlights both creative development and operational effectiveness for a live game.

🛠 Tools & Technology Stack

Primary Tools:

• Unity Engine: The core development platform. Mastery of its editor, scripting API, and asset pipeline is essential.

• C#: The primary programming language for scripting gameplay and UI logic within Unity.

• Version Control: Likely Git (e.g., GitHub, GitLab, Bitbucket) for collaborative code management and history tracking.

Analytics & Reporting:

• In-game Analytics Tools: Tools like Unity Analytics, GameAnalytics, or custom solutions for tracking player behavior, feature usage, and game performance.

• Data Visualization Tools: Potentially used by the team for interpreting analytics data (e.g., Tableau, Power BI, or custom dashboards).

CRM & Automation:

• Project Management Tools: Platforms such as Jira, Asana, Trello, or similar for task tracking, bug reporting, and workflow management.

• Communication Platforms: Slack, Discord, Microsoft Teams, or similar for real-time team communication and collaboration.

• Build & Deployment Tools: Potentially CI/CD pipelines for automated builds and deployments to mobile platforms.

📝 Enhancement Note: This section outlines the expected technical stack for a Unity/C# game developer. The "operations" aspect is inferred through the use of analytics and project management tools for managing a live product.

👥 Team Culture & Values

Operations Values:

• Player-Centricity: A strong focus on delivering an exceptional player experience, informed by feedback and data.

• Quality & Polish: A commitment to high standards in visual fidelity, gameplay mechanics, and overall user experience.

• Collaboration & Communication: Valuing open, honest, and frequent communication within a multidisciplinary team.

• Data-Driven Improvement: Utilizing player insights and performance metrics to guide development decisions and iterative enhancements.

• Ownership & Accountability: Encouraging individuals to take responsibility for their features and contribute to the collective success of the game.

• Innovation & Experimentation: Fostering an environment where new ideas are welcomed and explored, balanced with the need for stability in a live product.

Collaboration Style:

• Cross-functional Integration: Active participation in discussions and problem-solving sessions involving design, art, and engineering teams.

• Process Review Culture: Openness to feedback on code, design, and workflows, with a focus on continuous improvement.

• Knowledge Sharing: Encouraging the sharing of expertise, best practices, and lessons learned among team members, especially in a remote setting.

📝 Enhancement Note: The culture and values are inferred from the job description's emphasis on collaboration, player feedback, quality, and ownership within a live game development context.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Innovation with Stability: Implementing new features and creative ideas while maintaining the high performance and stability required for a popular live game.

• Remote Collaboration Effectiveness: Ensuring seamless communication, coordination, and team cohesion in a fully remote environment across different time zones.

• Data Interpretation & Action: Effectively translating player feedback and analytical data into actionable development tasks and improvements.

• Technical Debt Management: Continuously addressing and mitigating technical debt in a long-running live game to ensure maintainability and future development velocity.

• Adapting to Market Trends: Staying abreast of evolving mobile gaming trends and player expectations to keep the game competitive and engaging.

Learning & Development Opportunities:

• Advanced Unity/C# Techniques: Opportunities to explore and implement cutting-edge Unity features and advanced C# programming paradigms.

• Live Game Operations Expertise: Gaining deep experience in the lifecycle management of a successful live game, including analytics, A/B testing, and iterative content deployment.

• Specialized Technical Skills: Potential to develop expertise in areas like advanced shaders, AI for gameplay, or complex networking solutions.

• Mentorship: Learning from experienced senior developers and potentially mentoring junior team members as the role evolves.

📝 Enhancement Note: Challenges and growth opportunities are framed within the context of a senior developer working on a live, popular mobile game, highlighting the unique demands and learning potential of such a role.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you significantly improved the UI or gameplay experience of a mobile game. What was your process, and what were the results?" (Focus on process, data, and impact)

• "How do you balance creative freedom with the technical constraints and stability requirements of a live game?" (Assess understanding of live ops challenges)

• "Walk us through your approach to optimizing performance in a Unity project. What tools and techniques do you typically use?" (Technical depth and problem-solving) Company & Culture Questions:

• "What interests you about working on [Game Name, if known] or games in this genre?" (Assesses passion and research)

• "How do you contribute to a positive and collaborative team environment, especially in a remote setting?" (Evaluates teamwork and communication)

• "How do you ensure your work aligns with the overall game design vision and player expectations?" (Tests understanding of product alignment) Portfolio Presentation Strategy:

• Structure Your Narrative: For each project, clearly articulate the problem you solved, your approach, the technologies used, and the outcome. Use the STAR method (Situation, Task, Action, Result).

• Showcase "Before & After": If possible, demonstrate the impact of your work by showing the state of a feature before your intervention and after. Quantify improvements with data.

• Highlight Collaboration: Be ready to discuss how you worked with other team members (designers, artists) and how you handled feedback or disagreements.

• Focus on Live Game Relevance: Emphasize any projects that demonstrate experience with live updates, performance tuning, or incorporating player feedback, as these are critical for this role.

📝 Enhancement Note: Interview questions are tailored to assess the blend of technical skill, creative contribution, and operational mindset required for a senior Gameplay & UI Developer in a live game environment.

📌 Application Steps

To apply for this operations-adjacent game development position:

• Submit your application through the Jobgether platform link provided.

• Tailor Your Resume: Highlight your experience with Unity, C#, mobile game development, UI/UX, and animation. Quantify achievements where possible (e.g., "Increased FPS by X%", "Improved player retention by Y%").

• Curate Your Portfolio: Select 2-3 of your strongest projects that best showcase your UI polish, gameplay implementation, and any experience with live game optimization or feature iteration. Ensure clear descriptions and playable builds or detailed video demonstrations.

• Prepare Your Narrative: Be ready to discuss your portfolio projects in detail, focusing on your problem-solving process, technical decisions, and the impact of your work. Practice explaining your contributions to gameplay mechanics and UI design.

• Research the Company (if possible): While specific partner company details might be limited, research Jobgether's platform and understand their AI-matching process. If the game is known, research its genre, target audience, and recent updates to demonstrate informed interest.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.