Senior Front-End Developer

Lokalizacja: Gdansk

Job description

Financial offer: 8 000 - 14 000 PLN gross per month ​​(plus travel allowance of approximately 250 PLN net for each day abroad).

The successful candidate will:

  • Work as part of a multi-disciplined agile team to deliver user focussed and successful solutions;
  • Be responsible for production ready Front End code;
  • Be responsible for accessibility and cross browser / cross device compatibility;
  • Work with designers to define interaction patterns;
  • Work back-end developers to integrate front-end and back-end code, ensuring design integrity and performance;
  • Provide support and front end best practice advice to designers and developers;
  • Communicate credibly with a wide range of digital delivery disciplines and talent both internally and externally;
  • Comply with all confidentiality and non-disclosure policies and/or agreements and ensures security of information at all times;
  • Build and maintain front-end libraries and frameworks;
  • Assist in developing methodologies, standards and best practices;
  • Research and recommend appropriate interactive technologies;
  • Coach and mentor junior staff;
  • Travel 3-4 days a week to various UK locations.​

Required experience:

  • Experience in a relevant role either agency or client side;
  • Demonstrable experience of delivering as part of an agile team;
  • Experienced in web and mobile application UI development;
  • Experience in large commercial agile projects will be a benefit;

The following are required skills:

  • Excellent knowledge of HTML5, CSS3, SASS, JS patterns and JQuery;
  • Experience building responsive sites/applications;
  • Experience building and testing across browsers and devices;
  • Experience building to at least W3C AA standard for accessibility;
  • Knowledge using front end build systems (e.g. Grunt);
  • Knowledge managing front-end dependencies (e.g. Bower);
  • Knowledge working with version control systems (e.g. GIT);
  • Organising and building UI modules;
  • A solid understanding of UX principles;
  • A solid understanding of accessibility standards;
  • A solid understanding of information architecture, interaction design, visual design and prototyping;
  • Understanding of the technological and business implications of a task, and technical debt;
  • Has an open attitude to sharing information;
  • Capable of effective prioritisation of tasks and personal time management;
  • A good understanding of Agile delivery methodology;
  • Has mentored other developers;
  • Able to work unsupervised and prioritise their own time and activities.

The following are desirable skills:

  • Active participant in communities of interest (e.g. online groups, speaking at conferences etc.);
  • Has contributed to open source projects;
  • Knowledge or experience in the following:
    • CSS architecture methodologies (e.g. SMACSS);
    • Web analytics implementation;
    • Front end performance budgeting and optimisation;
    • Logic-less javascript templating;
    • Front-end regression testing.

What you get from Kainos:

  • Relocation package that covers flights, accommodation, and other relocation costs;
  • Private medical insurance at Medicover (possibility to take your family under it);
  • 1500 PLN per year to pay for your hobby courses (you can spend it for whatever you want i.e. kitesurfing or Spanish language lessons);
  • Gym card Multisport (50% paid by company; possibility to take your family under it);
  • Integration and family parties: Santa Claus, Summer BBQ, Kick Off, Pay Day Drinks, Christmas Party, St. Patrick’s Day, and many more;
  • Online training portal access — Pluralsight;
  • Career Coach taking care of your career progress in Kainos;
  • Conferences in Poland and abroad as a speaker or listener (you can prepare for your presentation within working hours);
  • 3000 Pounds for Refer-a-friend scheme;
  • Possibility to work from home up to 3 days per week;
  • Core hours (starting work between 8 and 10 AM);
  • 7,5 hours working day;
  • Fun rooms, Chill Out room and gym with showers in the office;
  • Soft skills training;
  • Easy access to the people on managerial levels, real influence on the company’s decisions;
  • Very stable employment in a company that cares about employees’ development.

Recruiter contact: Iwo Sadecki (

Please send us your resume in English with following information attached: “I hereby declare that all the facts and information provided for this cover letter and CV are true. I allow my personal data stated in the abovementioned applications to be processed for the purpose of recruitment, in accordance with the Personal Data Protection Act dated 29/08/1997 (Dz. U. 2016 r. poz. 922)”.


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