Java/C++ Developer (F/M)

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Publish Date: Jun 15, 2022

Location: Courbevoie - La Défense - 92, Ile-De-France, FR

Company: worldline

About Worldline
Worldline [Euronext: WLN] is the European leader in the payments and transactional services industry and #4 player worldwide. With its global reach and its commitment to innovation, Worldline is the technology partner of choice for merchants, banks and third-party acquirers as well as public transport operators, government agencies and industrial companies in all sectors. Powered by over 20,000 employees in more than 50 countries, Worldline provides its clients with sustainable, trusted and secure solutions across the payment value chain, fostering their business growth wherever they are. Services offered by Worldline in the areas of Merchant Services; Terminals, Solutions & Services; Financial Services and Mobility & e-Transactional Services include domestic and cross-border commercial acquiring, both in-store and online, highly-secure payment transaction processing, a broad portfolio of payment terminals as well as e-ticketing and digital services in the industrial environment. In 2019 Worldline generated a proforma revenue of 5.3 billion euros. worldline.com

At Worldline, our technology addresses persistent challenges of the payment world. We design and operate leading digital payment and transactional solutions that enable sustainable economic growth and reinforce trust and security in our societies. If you are a highly skilled Technical Integrator, then get ready to join our company! In this position you will define, implement, integrate and troubleshoot computer, information and software systems, including software and hardware components.

In this role, you will deploy, follow-up and troubleshoot application releases including software and hardware components. You will prepare, validate through different platforms: Integration, Acceptance and Preproduction and Production platforms for Tiers 2 customer projects.

Your goal is to achieve the E2E integration of all specific developments, in a target customer environment to anticipate as much as possible any anomaly and thus facilitate the customer UAT phase.

All the tests performed must be documented in our tools. Likewise, any update to the platform configuration will be documented and tracked in a Setup Client document.

Our teams are organized in Squads and Tribes in a context of Agile methodology type SAFE.

We have many hardworking and dedicated peers that would love for you to work with them. We are committed to continuous improvement. We are always looking for new and innovative ways to improve quality, reduce costs, build excellent solutions, and grow customer happiness. We would like to welcome an organized, innovative and process driven colleague to our team.

Your day-to-day responsibilities include:

  • You will deploy, follow-up application releases and customer solutions on the Integration, Acceptance, Preproduction and Production platforms
  • You will perform integration tests E2E, component by component and automatic tests in customer configuration (based on FRS)
  • You will trace and capitalize your work through documents such as test plans, test reports and best practices for integration and production release procedures.
  • You write and update integration, installation, and deployment guides
  • You will follow-up and ensure the upgrades and maintenance of acceptance, preproduction and production environments
  • You will perform E2E validation tests in preparation for the Client User Acceptance Tests (UAT), based on the client's UAT Test Plan and the test plans that you have drawn up for the Project.
  • You will be required to create and set up automatic E2E tests for your projects.
  • You will monitor and support the Client TUs and the Client Pilot phase.
  • You will explain the solution to the customer discussions, if needed.
  • You will be the first level of investigation into integration issues.
  • You will qualify and follow up on bugs and defects.
  • You will support the project managers during customer deployments if needed.
  • You will implement automatic testing for existing and new functionalities if needed.
  • You will work and configure application configuration files and the application package for terminals.
  • You will create templates for server and terminal configuration files.
  • You will support the production of the customer configuration.
  • You ensure inter-team communication and / or to the Customer to orchestrate the integration and acceptance phases.
  • You gather and analyze data to determine system requirements.
  • You define and implement strategies for integrating disparate operating system environments.
  • You research, evaluate, and recommend systems, equipment and technologies based on organizational/client needs.
  • You assist in the maintenance of both hardware and software equipment.
  • You draft technical instructions, engineering plans, technical designs, and other systems integration related documents
  • You work with clients, at their site or remotely, performing installation, configuration, consulting and training.
  • You develop and conduct testing plans and procedures based upon system recommendations.
  • You communicate application problems and issues to key stakeholders, including management and end users.
  • You provide clients with post-installation and integration support.
  • You keep a record of all maintenance activities in accordance with contractual requirements.
  • You will work in a client-server environment. The client is of the on-board type (terminal).
  • You will work in a technical environment: Linux Redhat 5/6/7, Python.
  • You will work with project monitoring tools: JIRA, Mantis or equivalent, TestLink.
  • You will work with the methodology: Agile Kanban.

 

Signs of success:

To be successful in this role, you will need:

  • You will need a validated understanding of and skills in IT production, having deep experience inside of an integration environment.
  • You will need to be a quick learner and to be able to take on many roles in a growing company environment.
  • You must have the capacity for analysis and investigation.
  • You are reliable, rigorous, responsible, and autonomous.
  • You have excellent interpersonal and verbal communication skills.
  • You can create strong and lasting relationships with teams and project managers.
  • You have good listening skills, a positive and solution-oriented attitude
  • You are honest, caring and result-oriented and you respect the commitments made
  • You have a respectful attitude, a collaborative spirit, supportive of mutual aid and a strong team spirit
  • You have a proactive attitude, full of ideas and you are a force for proposal.
  • You are curious, innovative, energetic, and dynamic.
  • You can multitask and evolve in a constantly changing environment.

 

Skills we can’t do without:

  • You graduated with a master’s degree in Computer Science or Information Technology Engineering with at least 5 years of experience in similar activities and technical fields
  • You have experience integrating technologies such as: Windows Server, Apache, Tomcat, IIS, Oracle, SQL Server, and Java
  • You are practiced with HTML, XML, Web servers.
  • You are familiar with Linux, Redhat (Fedora, Centos, Redhat enterprise), in particular on installation / compilation and maintenance,
  • You are familiar with networks: TCP / IP Protocol, Networks LAN, WAN, VPN, Firewall, Proxy, SNMP, NTP, SSL
  • You have extensive experience and knowledge in agile development (Scrum / Kanban / SAFE).
  • You are familiar with programming: JAVA, JavaScript, JSP, ASPX, Python, in the context of setting up automatic tests.
  • You have experience and good knowledge in LINUX environments.
  • You have experience and good knowledge of databases: MySQL, Postgres SQL and ORACLE.
  • You have experience and a good knowledge of deployment and industrialization procedures via GIT / PUPPET / FORMAN.
  • You have experience and a good knowledge of electronic banking, banking protocols, and payment protocols: NEXO, CB5.5, CB2A,…
  • You have experience and a good knowledge of simulation tools: Collis, Kanest.
  • You demonstrate excellent skills and thoroughness in performing tests
  • You listen to customers, so you can focus on their needs.
  • You have a team spirit
  • You have strong analytical and problem-solving skills.
  • You have an excellent level of oral and written English.
  • You can work in a crisis and project management environment
  • You have experience in E2E qualification
  • You have experience and a good knowledge of tools: JIRA, Confluence (or equivalent), Test Link (or equivalent)
  • You demonstrate excellent environmental testing, test planning and execution skills
  • You listen and understand customers, in order to focus on customer needs.
  • You are team-minded and demonstrate good interpersonal skills when communicating technical issues.
  • You possess strong analytical and troubleshooting skills.
  • You have sophisticated verbal and written communication skills, especially in English.

 

More reasons to join us

In addition to joining a global leader in digital transformation, you can also expect an excellent range of benefits. These include: a rewarding salary, 32 days’ annual leave, private medical insurance, an attractive pension scheme plus many more. We also operate a flexible benefits scheme, allowing you to purchase discounted products and services.

What’s more, we really value Innovation, Cooperation, Excellence and Empowerment. These values are reflected on our daily work. This is the core of our organization. At Worldline our top priority is to engage, encourage and develop you to help you improve your potential. In fact, we have comprehensive training and development programs in place demonstrating our dedication to developing your career.

Our success comes from strong skills, new insights, diverse points of view and the energy of all women and men from Worldline. Not only do they represent the Heart and Face of our company, they are also key players in our success. We make leading our talents a major asset in the success of our business.

Worldline is proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or other applicable legally protected characteristics.

The 20 000 employees of Worldline are all different but share the same values. You can see it in the way we behave. We are curious and humble – we are learning every day, we keep things simple and everyone engaged. In our fast-moving industry, we are adaptable and life-long learners. Everyone demonstrates the same dedication to quality and efficiency. We have an entrepreneurial spirit and sense of service. Above all, we never turn our back on a challenge. These values nurture a dynamic and innovative team where everyone can develop and grow


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