Banking & Finance

C Developer

Job start As soon as possible

Job description

Worldline [Euronext: WLN] is the European leader in the payment and transactional services industry. With innovation at the core of its DNA, Worldline’s core offerings include pan-European and domestic Commercial Acquiring for physical or online businesses, secured payment transaction processing for banks and financial institutions, as well as transactional services in e-Ticketing and for local and central public agencies. Thanks to a presence in 30+ countries, Worldline is the payment partner of choice for merchants, banks, public transport operators, government agencies and industrial companies, delivering cutting-edge digital services. Worldline’s activities are organized around three axes: Merchant Services, Financial Services including equensWorldline and Mobility & e-Transactional Services. Worldline employs circa 11,000 people worldwide, with estimated pro forma revenue of circa 2.3 billion euros on a yearly basis. Worldline is an Atos company.

Mission : 

Developing security products in embedded systems for financial transactions … Defining, analysing, developing and validating security-related applications … Your sort of work? then join us as a Security Development Analyst.

You will be part of a highly flexible development team with members in Belgium and abroad, so good communication skills are essential. We expect you to be able to guide them, not only in product development but also in requirements analysis and developments for made-to-measure solutions for customers.


Do you feel comfortable talking to customers to understand their needs? Can you produce complete studies, reconciling customer needs and product strategy? These qualities are essential! We’re also looking for the following skills and experience:

  • specialist in computer science with a university degree in civil engineering or similar
  • strong aptitude for analysis, a results-oriented worker
  • excellent team spirit
  • innovative
  • outstanding communication skills, and a good command of spoken and written English
  • awareness of a range of development support tools
  • quick to get to grips with new technologies

Technical environment: 

To feel comfortable in this challenging environment, you’ll need a good knowledge of Linux, Python and C. Added advantages would include:

  • knowledge of and/or experience with embedded systems is a definite advantage
  • knowledge of testing methodology (unit, integration, white/black box testing…)
  • knowledge of Agile methodology
  • solid background in security (hardware and/or software) and applied cryptography