Senior Front End Developer

I’m interested


Krakow, Poland

Job description

Senior Front End Developer

We bet we can be a great match

Do you want cool projects focused on online sports betting and gaming? Would you like to work 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, DevOps Engineers and Project Managers 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 widgets, 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 and 160 terabytes of data daily. Impressed? You can be sure there are many more challenges waiting for you.

Your role in the team

•    Collaborating with experienced designers to implement user-facing features in company’s products 
•    Supporting diverse clients from high powered desktop to tablets and mobile phones  
•    Optimization of cross-browser web applications  
•    Working on smooth animations  
•    Working with SVG and Canvas
•    Building efficient and reusable front-end systems and abstraction  
•    Developing prototypes  

Skills needed

•    Experience in similar position (min. 4 years)
•    Very good knowledge of and experience with CSS3, HTML5 
•    Very good knowledge of ES6+  
•    Good knowledge of React / JSX, Redux
•    Experience with Responsive Web Design
•    Familiarity with Testing frameworks
•    Familiarity with Git and RESTful APIs
•    Attention to details
•    Ability to do code reviews
•    Self-reliant, communicative, accurate

Desirable skills

•    Experience in visualizations and animations 
•    Experience in web performance optimization
•    Knowledge of SVG,
•    Knowledge of Jest/Enzyme
•    Knowledge of NPM/Yarn
•    Familiarity with CI/CD
•    Experience working in Scrum methodology

What we offer

•    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.
•    Mac OS or Windows hardware to choose from.
•    Some opportunities for International travel to our offices in London, Leeds and Gibraltar (our office is 5 minutes away from the beach).
•    A great working atmosphere in a collaborative team of amazing people, with forward thinking managers.
•    Competitive salary and benefits fully paid private healthcare, multisport pass, daily fruit, and employee referral program.
•    Flexible working practices 
•    And some fun in the office – integration events and company parties, internal football league, gamification initiatives, FIFA, board games, company competitions with cool prizes.

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. 

Join us behind the bet