Software Engineer - Javascript Fullstack

I’m interested


Krakow, Poland

Job description

We bet we can be a great match


Do you want cool projects focused on online sports betting and gaming? Are you keen on working on highly reliable systems with low latency, much like the transactional systems of the best financial institutions but… with fun included? Would you like to work with some of the best Developers, QAs and Cloud Engineers in Krakow?


About us


Working with us you’ll be at heart of the technological revolution of one the world’s most trusted betting and gaming companies. We deal with projects ranging from desktop or mobile casinos and betting sites… just to name a few. We process 500 online Sportsbook bets per second each Saturday, that’s the same as orders processed by Amazon UK, on its busiest day of the year. We deal with more than 20 million users daily. Impressed? You can be sure there are many more challenges waiting for you.


Your role in the team

As a Software Engineer you’ll be responsible for development and integration of marketing products, setting integration standards, patterns and best practices, implementing and documenting solutions in collaboration with Solutions Architects. You’ll be responsible for the integrity of the software, ensuring technical debt is managed effectively (avoid creating it and remove it whenever there's opportunity.)

You’ll be integrating Marketing Products with our cloud-based Big Data platform – including machine learning and advanced analytics capabilities we want to use to optimise marketing campaigns.

You will be working mainly in AWS or Google Cloud and may do same work in our private cloud environment. This is a superb opportunity to learn about Cloud technologies, Big Data and Marketing tools. So if you don’t already have experience using them, we can teach you. This role would be ideal for a Software Tester who wants to move into development.


Skills needed





  • 3+ years of professional development experience in full stack development with Javascript
  • Third party software integration experience
  • Experience in automated software testing through unit/functional/integration test suites
  • Agile mindset and practice in software development process e.g. Scrum, Kanban, TDD, BDD
  • Desire to learn modern technologies for marketing, big data and analytics 




  • Experience in marketing focused technology or related digital experience capabilities
  • Experience with deployments to any of the major cloud providers i.e. AWS, Google Cloud


What we offer

  • Work on leading Marketing Products and world-class Big Data Platform in the team which is driving technology decisions
  • Interesting work in fast growing Big Data domain and the chance to make an real impact
  • Development opportunities, including IT conferences, internal training, lunch and learn sessions and an individual development budget
  • Complex work and the chance to make an impact
  • Some opportunities for International travel to our offices in London, Leeds, Stockholm, Malta and Gibraltar (our office is 5 minutes away from the beach)
  • New modern, bright and comfortable office space, with a great working atmosphere, in a collaborative team of amazing people, with forward thinking managers
  • Competitive base salary and benefits, with fully paid private healthcare (Enel-Med), fully paid Multisport pass, employee referral program, and an extra day off for your birthday
  • Garden roof terrace, with incredible views of the city, and fresh fruit in the office
  • Well stocked kitchens with fruit tea, honey and lemon, foamy coffee machine, vending machine with healthy food and salad
  • Chill out room and gaming room with VR, PS4, FIFA, foosball table, billiards, table tennis, football league, board games, competitions with cool prizes
  • Meetups, quality questions events, hackathons, we love any chance to share knowledge and have fun.
  • We don’t like our colleagues to go hungry or thirsty, so events are always well catered
  • Family fun days, charity events (ask us about our scooter racing), company parties and social activities.
  • Flexible working practices
  • Excellent city centre location with a tram stop right outside the office, and free parking spaces cars, motorcycles and bikes
  • Relocation costs support for rent and travel, and VISA support. Colleagues from all round the world including Russia, Ukraine, Belarus, Estonia, Brazil, Romania, Ireland, Israel, India, Portugal, United Kingdom, and Libya



 William Hill in Krakow


Our office sits on Kotlarska and our brilliant building has a range of different workspaces, hangouts and breakout areas to suit your every need. Situated in the centre of Krakow next to Vistula river – we're in the heart of one of the world’s most iconic cities. There are parks everywhere, you can enjoy a walk along Planty, or go to Kościuszko Mound to admire the city from above. With plenty of culture on your doorstep, you’ll be spoilt for choice. In fact, why not have a sneak peek around our office with Street View and see if you can picture yourself here