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Uni SystemsUS

Backend Developer

Uni Systems is a European ICT company founded in 1964, providing a wide range of digital transformation products and services to financial institutions, public organizations, telecom operators, and enterprises. It is a member of the Quest Group of Companies and operates internationally with a significant presence in several European countries.

Uni Systems

Employee count: 1001-5000

Belgium only

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

What will you be doing in this role?

  • Development of back-end website applications - writing clean and functional code
  • Integration of user-facing elements developed by a front-end developers with server side logic
  • Implement core business logic
  • Build and manage databases, APIs, and server infrastructure to support application functionality
  • Understanding and implementation of security and data protection
  • Cross-platform optimisation
  • Design responsive applications
  • Participating in the design and creation of scalable software
  • Taking the lead on projects, as needed
  • Maintenance of code integrity and organisation
  • Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement
  • Testing and fixing bugs or other coding issues
  • Write technical documentation

Requirements

What do you need to succeed in this position?

  • A Bachelor degree and a minimum of 13 years of experience in IT (or a Master degree and at least 9 years experience)
  • Proficiency with back-end languages and frameworks such as Java, Spring boot and Hibernate.
  • Excellent knowledge of J2EE
  • Excellent knowledge of BPMN
  • Excellent knowledge of micro services architecture.
  • Familiarity with database technology such as Oracle, MongoDB.
  • Experienced with standards/APIs: XSD and SOAP, JSON, JSON Schema.
  • Experienced with with, Docker, Python, Bash, Elasticsearch,, GIT and JIRA.
  • Good knowledge of code versioning tools such as Git.
  • Good knowledge of Service Oriented Architecture.
  • Good knowledge of applications design.
  • Good knowledge of modelling tools.
  • Knowledge of interoperability technology (e.g. web services, message-oriented middleware, serviceoriented bus).
  • Capability of integration in an international/multi-cultural environment.
  • Good knowledge of agile methodology.
  • A good level of the English language will be required

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.

About the job

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Posted on

Job type

Full Time

Experience level

Mid-level
Senior

Location requirements

Hiring timezones

Belgium +/- 0 hours

About Uni Systems

Learn more about Uni Systems and their company culture.

View company profile

Uni Systems, born in 1964 as the first Greek-owned IT company, embarked on a journey to navigate the evolving landscape of information and communication technology. What began as a pioneering venture by Konstantinos Doxiadis has steadily grown into one of the most dependable ICT solutions and services providers in the European market. Over its extensive history, spanning more than half a century, Uni Systems has consistently demonstrated a commitment to leading the digital transformation for its clients. The company's evolution saw a significant reshaping in 2007 through a merger involving the 'old' Uni Systems, Decision Systems Integration, and Info-Quest's Solution & Business Applications Business Unit, which forged the 'new' Uni Systems with a strategic focus on the Systems Integration marketplace.

Today, Uni Systems stands as a prominent member of the Quest Group of Companies, a testament to its enduring presence and adaptability. The company has significantly invested in its international reach, expanding its operations across various geographies and industries. With a strong foothold in Greece and established business entities in key European locations including Belgium, Luxembourg, Italy, Romania, and Spain, Uni Systems serves a diverse clientele of over 200 customers in more than 20 countries. This international presence is supported by a dedicated workforce of over 1,800 skilled ICT professionals. Uni Systems prides itself on a substantial and successful track record in delivering large-scale, mission-critical, and reliable solutions across vital sectors such as Banking & Finance, Enterprise & Utilities, Public, and Telecommunications, as well as for EU Institutions and Agencies. The company's dynamic portfolio encompasses a wide array of solutions, from enterprise infrastructure to specialized vertical business applications, alongside innovative solutions in emerging technologies. Uni Systems continues to be driven by its mission to stimulate development and accelerate progress by seamlessly connecting business with information technology, aiming to be one of the most reliable ICT systems integrators in the European markets.

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Uni Systems

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