Frontend Developer

Sorry, this job was removed at 12:23 a.m. (CST) on Thursday, Jul 03, 2025
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Hiring Remotely in Brussels
In-Office or Remote
Information Technology
The Role
Description

At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Frontend Developer to join our UniQue team.

What will you be doing in this role?

  • Modernize a Document management, to simplify the workflow on frontend side.
  • Development of front end website architecture.
  • Design of user interactions on web pages.
  • Development of features to enhance the user experience.
  • Building reusable code for future use.
  • Understanding and implementation of security and data protection.
  • Cross-platform optimisation.
  • Design responsive applications.
  • Design and develop APIs.
  • Participating in the design and creation of scalable software.
  • Maintenance of code integrity and organisation.
  • Writing clean, functional code on the front-end.
  • Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.
  • Testing and fixing bugs or other coding issues.
  • Meet both technical and consumer needs.
  • Write technical documentation.
Requirements

What do you need to succeed in this position?

  • Master's degree in IT field with minimum 7 years of relevant experience (or Bachelor's degree with minimum 11 years of relevant experience).
  • Proficiency in HTML5, Javascript, ES6, CSS3 and SASS.
  • Extensive experience in Angular (latest versions, build and automation tools), Bootstrap and Typescript.
  • Strong experience with jQuery library.
  • Good knowledge in client-side development of complex applications involving: multi module, Web Components.
  • Experience in Web security, authentication and authorization protocols (OAuth, Open ID Connect).
  • Strong experience with the following tools: Git, JIRA, Confluence, Bamboo, Nexus, Crucible, Jenkins and Sonar.
  • Experience with AWS and Oracle Database.
  • Experience with responsive and adaptive design.
  • Understanding of key design principles.
  • Understanding of SEO principles.
  • Experience in Redux architecture is a plus.

At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at for more information.

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The Company
Barcelona, Catalonia
962 Employees
Year Founded: 1964

What We Do

Uni Systems, a member of Quest Group, has been a reliable ICT partner to companies and organizations in the European market for over 60 years. We are the first IT company founded in Greece, in 1964, and we have been supporting our clients ever since. Trusting customers, extensive solutions offering, strong partnerships and experienced people, those are the main grounds for Uni Systems’ rapid expansion of operations across geographies and industries.

With more than 1450 specialized ICT professionals, established presence in more than 20 countries, and branches and subsidiaries in the heart of the European Union (Athens, Barcelona, Brussels, Bucharest, Luxembourg and Milan), we are effectively addressing the needs of European and International organizations and institutions and delivering value-added integrated solutions to our customers.
Through our strong industrial vertical expertise, supported by the range of our horizontal solutions, we hold a substantial and successful track record in the delivery and implementation of large-scale, mission-critical projects in the sectors of Banking & Finance, Enterprise & Utilities, Government, and Telecommunications, as well as in EU Institutions and Agencies.
Participations in real commercial implementations of best practices (i.e. ITIL, RUP, PRINCE2, PMI), has provided our people with significant experience, unique know-how and proven capability in designing, implementing and successfully supporting complex ICT projects, through a range of solutions and business areas.
At Uni Systems, we support innovation, and we have been investing in the European and National research ecosystem. Our Research and Innovation (RDI) department has been successfully bidding and winning a series of research programs in promising technological areas, such as 5G, AI in Health, and Blockchain in Governance.

Enabling our clients' digital transformation journey is our passion and we remain strongly committed to it.

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