Ten Square Games is one of the largest Polish producers and publishers of free-to-play mobile games, which are played by 30 million users worldwide every month. The business was started out as a 3-person project in a 10-square-meter apartment in Wroclaw and quickly developed into a company with almost 250 specialists. Among over 200 titles, our biggest hits are: Fishing Clash, Let's Fish and Wild Hunt. 

We have reached a top spot in hobby games world-wide, now we are aiming to explore and innovate in casual gaming genres. In order to do that we are currently opening a brand new autonomous studio in Warsaw and building a core team of experienced and crazy talented people interested in working on the next big thing! 

You will join a self-organizing, creative team of highly experienced and crazy talented experts, who contribute actively with ideas and together shape product vision. You will take full ownership of your role and become a part of a small, high performing team, working in a safe and friendly environment, with a collaborative and result-oriented mindset.

We are looking for:

Senior Game Developer
Workplace: Warszawa


As a Game Developer, you will become our partner in developing the new studio and GENRE-DEFINING GAME

We are looking for a professional who truly lives and breathes games. A professional who falls in love with our client and his needs. Someone who looks beyond code and wants to understand the business standing behind the product. Does that sound like you? Great, come and join us! 


  • contributing to the development of new free-to-play games using Unity3D engine and Scalable Backend;
  • exploring the market, experimenting and prototyping new game ideas;
  • translating all product ideas into functional and clear game code;
  • collaborating with a cross-functional team to achieve the best possible quality of our products;
  • writing tools for game designers, artists, and testers;
  • contributing to the overall game concept;
  • seeking and resolving any performance and scalability challenges;
  • delivering high-quality products abreast with Agile philosophy and a true emphasis on cross-functionality and supporting each other.


  • excellent knowledge of Unity 3D;
  • 5+ years of professional experience of which at least 3 in game development;
  • good knowledge of data structures and algorithms;
  • understanding of rendering pipeline;
  • good knowledge of techniques for analyzing game performance, reducing memory consumption and minimizing frame time;
  • knowledge of Git or other version control system;
  • willingness to work as part of a team;
  • clear and open communication on the needs, wants and ideas;
  • hands-on approach;
  • very good command of English and willingness to work in an international environment;
  • true passion for games. 


  • hobby projects that you can show (preferably projects in the field of game development);
  • experience in mobile games performance optimization;
  • knowledge of Java language;
  • experience in developing client-server architecture.


  • Direct impact on the final product
    and business direction.
  • Autonomy mode and freedom
    of making partnership decisions.
  • A friendly and mature
    working atmosphere.


  • Safe environment and setting that
    boost your EXP points and skills.
  • Communities of practice and educational books of your choice.
  • Conferences and themed events.


  • Working hardware matters
    – win or mac – take your pick.
  • Attractive remuneration based
    on experience and skills.
  • Award-winning office space
    in the center of Warsaw.


  • Private medical care, a life insurance
    program and a Multisport card.
  • Free lunch days, fresh fruits,
    refreshments in the office.
  • Assistance in relocation for you and your family and a relocation package.







Our high scores:

  • 30 million users worldwide every month.
  • 280 million game downloads.
  • One of the TOP 3 best earning companies
    listed in Polish GameDev.
  • Our brightest star – Fishing Clash – is among
    the 70 highest paid apps on Google Play.
  • 8 various gaming projects (form hobby
    to casual feminine games) under simultaneous
  • 2 game studios in Wrocław and Warsaw.
  • Consolidated revenue amounted
    to PLN 241 million last year.