Backend Java Developer

Ubisoft Entertainment; Barcelona; Híbrido; EUR 35.000 - 60.000; Jornada completa

Descripción de la vacante

Ubisoft Barcelona Mobile seeks a Backend Java Developer to shape the future of mobile gaming. In this role, you’ll develop high-performance backend systems that serve millions of players worldwide. The team values collaboration and innovation, with a hybrid work model and numerous perks to support personal and professional growth.

Servicios

Hybrid Work Model

Flexibility in working hours

Extra holidays for long-term employees

Health insurance and wellness programs

Language trainings

Professional development opportunities

Employee discounts on Ubisoft games

Craft coffee on-site

Formación

• 2+ years of experience building and deploying server-side applications.
• Experience with relational and non-relational databases.
• Good command of English and a valid work permit for Spain.

Responsabilidades

• Develop server-side components for live games using Java.
• Collaborate with game teams to implement new features and services.
• Perform DevOps tasks to ensure system reliability and scalability.

Conocimientos

Java

Problem Solving

Collaboration

Communication

Educación

Degree in Computer Science, Math, or a related field

Herramientas

Redis

MongoDB

NodeJS

Git

Descripción del empleo

Ubisoft is a global leader in gaming with teams across the world creating original and memorable gaming experiences, from Assassin’s Creed, Rainbow Six, to Just Dance and more. We believe diverse perspectives help both players and teams thrive. If you’re passionate about innovation and pushing entertainment boundaries, join our journey and help us create the unknown!

Ubisoft Barcelona Mobilebrings together dedicated and experienced professionals that are focused on crafting high-quality F2P games for mobile. We strongly believe in the core values at the centre of our Ubilife, which encourage us to take ownership of our work, continually striving for excellence while promoting the sharing of knowledge across individuals and teams, without losing our sense of enjoyment and fun, while taking care for one another. We strive for a safe and respectful workplace for all team members and we’re transparent about the measures we are taking to do so. For this reason, Ubisoft’s Code of Conduct has been released publicly on our corporate website for all current and future team members.

Do you want to join us in the world of mobile gaming? If so, read on!

JOB DESCRIPTION

At Ubisoft Barcelona Mobile, we’re not just making games — we’re building worlds.

As a Backend Java Developer, you’ll be at the heart of our live game experiences, crafting scalable, high-performance backend systems that support millions of players worldwide. Whether you're a gamer or simply passionate about building great tech, your work will directly shape the future of mobile entertainment.

What You’ll Be Doing:

Develop the server-side components for live games using Java, Redis, MongoDB, and NodeJS.

Collaborate with game teams to implement new features and services.

Customize and optimize game servers to meet production standards.

Deploy and maintain applications in both internal and live environments.

Perform DevOps tasks to ensure system reliability and scalability.

Estimate and plan technical work, even with limited information.

Participate in a rotating on-call schedule to support production environments.

Write clean, maintainable code and contribute to technical documentation.

QUALIFICATIONS

Strong Java programming skills and solid object-oriented design knowledge.

2+ years of experience building and deploying server-side applications.

Experience with relational and non-relational databases.

Proficiency with Git and Gitflow best practices.

A collaborative mindset and strong communication skills.

A proactive, detail-oriented approach to problem-solving.

Good command of English and a valid work permit for Spain.

Nice to Haves

Degree in Computer Science, Math, or a related field.

Experience with NodeJS, Vue.js, Java EE, Docker, Kubernetes, AWS, or Terraform.

Knowledge of app store ecosystems or social network integrations.

Familiarity with Linux shell scripting.

ADDITIONAL INFORMATION

YOUR LIFE AT UBISOFT BARCELONA MOBILE (and PERKS)

• Hybrid Work Model

Possibility for new parents to work from home 80% of the time.

Flex working schedule:40hrs per week with start time between 8 AM – 10 AM and leave from 5 PM (Friday from 2 PM).

Reduced schedule(35 hrs per week) in July and August, Easter, Christmas holidays, and special days like Sant Jordi and Revetlla de Sant Joan.

Personal Matters Hours:24 hours paid for by Ubisoft that you can use for personal matters.

Holidays:25 days per year + 1 day in yourUbi-Birthday.

5 extra holidaydayson the year you celebrate your 5th/10th/15th/20th year with us.

Ticket Restaurant: 200€ per month, andFlexible compensation plan(Ticket Transport & Ticket Nursery).

Health insurancewith Cigna, includingPhysiotherapist & Psychology sessionswith a reduced price.

Life Insurancewith AXA.

Mobile DeviceGrantof 400 EURstarting on your 1st year in the company.

Language trainingsin English, Spanish, and French.

Professional development training & programs, based upon request.

Ubisoft games with discountand Uplay PC for free.

Locally roasted craft coffeeby INCAPTO (it’s very, very good).

Ubisoft is committed to creating an inclusive work environment that reflects the diversity of our player community. We are an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to their race, ethnicity, religion, gender sexual orientation, age or disability status.

LET OUR TEAM MEMBERS TELL YOU ABOUT THEIR JOB

Games Explained: Game Engines

Developers have many technologies and tools at their disposal to build games, and game engines are at their core. Timothy Dansie, technical associate producer, explains how game engines work and which ones we use at Ubisoft.

Alexandru's journey: from Game Tester to IT teams

Machine Learning, Physics Simulation, Kolmogorov Complexity, and Squishy Bunnies

FAQ

Can I submit an open application?

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At Ubisoft, everyone is welcome! We know that by bringing together different perspectives and experiences, we create a more inclusive environment for our team members. You’ll get the chance to work with teams and projects that inspire and challenge you every single day.

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