Senior Unity Developer

Rainfall Ventures; Polska; Hybrid; PLN 110,000 - 170,000; Full time

Benefits offered by this job

Profitable startup‑hearted company

Hybrid work model in Warsaw

Competitive Poland market pay - B2B

Central Warsaw office

Luxmed Medical services

Monthly Pyszne.pl voucher

Multisport card

Monthly Happy Hours

Snacks and Breakfasts

Job summary

Papaya in Warsaw is seeking an experienced Unity Developer to join our growing team. You will write clean, high‑quality code, optimize performance across devices, and help design new features for our mobile titles.

We require 3–5 years as a Unity Developer, iOS/Android Unity deployment experience, a B.Sc in CS or equivalent, strong English, and a collaborative mindset. We offer a hybrid model in Warsaw with a modern office and a startup spirit.

Qualifications

• 3–5 years of experience as a Unity Developer.
• Experience deploying Unity projects on iOS and Android.
• Bachelor's degree in Computer Science or equivalent.
• Strong written and verbal English communication skills.
• Team player who enjoys collaborating with others.

Responsibilities

• Write clean, high-quality code.
• Optimize the game for peak performance across devices.
• Design, implement, and innovate features with cutting-edge technologies.
• Develop a game played by millions of players worldwide.
• Ensure the game maintains excellent performance and user experience.

Skills

Unity Development

iOS/Android Unity

English communication

Team collaboration

Async/await (UniTask)

Education

B.Sc in Computer Science or equivalent

Job description

Description

At Papaya, we believe in the power of play. We create skill-based mobile games that combine fun, competition, and real rewards — enjoyed by millions of players worldwide. We're building a platform where players join tournaments, connect with others, and keep coming back. With a strong focus on innovation, scalability, and user experience, we aim to redefine what mobile gaming can offer.

We’re a fast-growing, profitable company with the spirit of a startup — no corporate bureaucracy, no endless layers of approvals. Everyone on the team makes a real impact on the product, and your voice truly matters.

We are looking for an experienced Unity Developer to join our team in Warsaw. We offer a hybrid work model with flexibility at our growing Warsaw

Responsibilities

• Write clean, high-quality code.
• Optimize the game for peak performance across all supported devices.
• Design, implement, and innovate features with cutting-edge technologies.
• Develop a game played by millions of players worldwide.
• Ensure the game maintains excellent performance and a great user experience.

Requirements

• 3-5 years of experience working as a Unity Developer.
• Experience in iOS and Android in Unity development and deployment.
• Passion for games.
• B.Sc in Computer Science or equivalent.
• Good written and verbal English communication skills.
• A team player who enjoys working with others.
• Familiar with await and async tasks, unitask.

Benefits - what do we offer?

• Join a profitable company with the heart of a startup – stable, growing, and full of energy.
• Enjoy a hybrid work model with flexibility and a growing Warsaw office.
• Receive competitive compensation tailored to the Polish market - B2B Service agreement
• Comfortable office in central Warsaw, equipped with all the necessary tools to conquer the universe
• Luxmed Medical services
• Monthly 'Pyszne.pl' voucher
• Multisport card
• Monthly Happy Hours
• Snacks and Breakfasts