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Client Software Engineer

We have an exciting new role in our client-side development team for someone who is enthusiastic, organised and enjoys building world class casino games.

You’ll be reporting to one of the Senior Software engineer team leads in a diverse team who share a passion for casino games and creating the best games for our players.

You will work in a multidisciplinary team to create high quality casino games for international audiences, maintaining the code base and documentation while working in a culture of high performance and continuous improvement.

What you’ll do:

  • Develop JavaScript-ES6 based slots, table games and instant win games for both web and mobile, based on business requirements and the studio roadmap (16 games live in 2024 and 24 live games in 2025).

  • Contribute with improvements to existing software and documentation (game front ends, frameworks, tools...), adding high quality, reusable and scalable solutions.

  • Understand product specifications and design coding structures to deliver high quality games and services.

  • Deliver projects to an agreed schedule communicating timescales with the project lead.

  • Understand and balance commercial needs and collaborate in the definition of structured phases of work and game delivery plans.

  • Ensure that all code written is well planned and tested thoroughly before submitting it for quality assurance.

  • Adhere to the ways of working agreed in the Core Gaming studio.

What you’ll bring:

  • Experience developing games (i.e. audio visually rich content with detailed/complex animations and player controls), JavaScript (ES2015+ standard and understanding of Promises and async/await) and APIs.

  • Knowledge of JavaScript libraries, Pixi.js and Three.js; image and video formats.

  • Good understanding and experience with OOP concepts & design patterns.

  • Experience with Git, GitHub, Docker, NodeJS.

  • Able to follow coding standards: excellent quality, scalable, clean, readable, formatted code.

  • Able to write clear technical documentation.

  • Ability to work as part of a team of software engineers and to work closely with other multidisciplinary teams.

  • Ability to set priorities and focus on what is most important.

  • Structured thinking and a clear ability to plan and deliver customer outcomes.

  • Ability to adapt to change.

  • Excellent communication skills, including the ability to explain complex technical solutions in a simple and effective manner.

  • Commercially aware with a strong customer focus.

  • Continuous learning, staying current on the latest technologies.

Why choose us:

Aside from a generous base salary, we have a fantastic benefits & rewards program that is designed to encourage personal and career development.

Your package will include:

  • Discretionary annual performance bonus.

  • 25 days contractual annual leave + 5 additional days if contractual days are over

  • Health and dental insurance for you, and 50% coverage for your partner and your children (if you all live at the same address)

  • 26 week's primary carer leave, and 4 weeks secondary carer leave

  • Personal life insurance and income protection

  • External learning support of up to £2,000, dedicated 4 learning “Power Hours” every month during office time, full access to the Udemy and Mindtools platforms, in-house leadership programme and many other training opportunities for developing your skills and progressing your career

  • Looking to extend your family? You will receive a cash gift of £1,000 GBP for your new addition whilst working for us

  • Online Discount Scheme, including discounted shopping and cinema

Equal opportunities:

At Flutter International we are committed to creating an inclusive environment where our people can be their authentic selves and thrive. We embrace and celebrate diversity, respecting all our uniqueness and differences.

We welcome you to let us know whether you have any accessibility needs. All you need to do is email us at Your journey with us is focused on ensuring you have what you need to be your best self.

Learn more about the works we are doing on Inclusion and Belonging here:

The group:

Flutter International is a proud member of the Flutter Entertainment family, a global leader in sports betting, iGaming, and entertainment. We're not just another company; we're listed on both the prestigious FTSE 100 index on the London Stock Exchange and the New York Stock Exchange (NYSE). What sets us apart is our world class brands, cutting-edge products, and our international division includes our operations in over 100 global markets and offers sports betting, casino, poker, rummy, and lottery, mainly online. What truly defines us is our commitment to ensuring that the excitement of gaming and entertainment is experienced in a responsible and sustainable way. Our remarkable team of over 8,000 colleagues drives this vision, spread across 28 offices worldwide.

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