Dot Net Core Developer

Senior Software Engineer .NET BackendWorldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly, simply, and securely. We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. Our technology powersthe growth of millions of businesses across 5 continents. And just as we help our customers accelerate their business, we are committed to helping our people accelerate their careers. Together, we shape the evolution. The OpportunityWe are looking for a Senior Software Developer to join our team. During your journey, you will become familiar with all different essential topics related to merchant facing digital services and you will increase your knowledge to step up further and challenge yourself. Being part of a product team, you will transfer the product vision into design, development, and delivery, to own the backlog toward building the right product. As it is a fairly new product\service, there is room for your own interpretation and freedom tosteer the content of this role, based on your experience and character. In this role as experienced Engineer, you are expected to be able to grasp the business problem at hand and self-organize to deliver the solution. In this team we don't delegate features to build but rather problems to solve for our engineers. The teamYou will be working in a team that today is working in an empowered way of working where we focus on Individual Contributors and involve engineers in the design process to have very good understanding of the What and Why before moving onto to How. Software engineers take on responsibility to design it, build it and ship it Everyone in the team is value oriented and customer centric to solve real world merchant problems. Day-to-Day ResponsibilitiesIncept scope with business stakeholders and Product Manager, Product Owner in order to translate it into workable code you'll deliver together with your development squad peersBuild and maintain efficient and reliable code in both Front-End and Back-end layers + provide DevOps ownership on Production environmentEnsure the best quality and responsiveness of the applicationsCreating well crafted and thoroughly tested features, taking full-responsibility from the design phase to the production deploymentPaying attention to all aspects of coding guidelines & code quality, from clean-code, to algorithm efficiency Who Are We Looking For-Academic or Bachelor level of education or equivalent by experience-Minimum of 3-5 years of Windows experience in a HA environment-Self-starter, autonomous-Someone for whom automation is always an option-Ability to engage with both technical and non-technical staff at all levels in the organization-Always looking at continuous improvements to prioritize smooth deliveries and ownerships-You're go-to-meet person, keen to engage and refine the initial need and translate to tangible outputs Must have:-Experience with AWS-Sense of ownership and technical responsibility on the team's software-Technical expertise in .NET Core and practices surrounding it as well as the faculty to spread them in the team.-Experience with React development and underlying technologies, Javascript ES6, TypeScript-Experience with SCRUM methodology and participation to the backlog construction, refinement and sprint planning, in order to help estimate and plan work items.-Contribution to the development of organizational policies, standards, and guidelines for software development.-Experience in software design in complex, high throughput, real time and 0 downtime context aligned with architectural guidelines and documented precisely.-Ensures team software respect functionally but also non functionally (Security, Performance, Resilience, etc...) the requirements-Experience with DevOps tooling and practices (CI/CD pipelines, Git, 4 eyes principle or canary releases)-Experience troubleshooting complex systems in case of bug, incident or test result failures.-Experience with SOA and API contract definitions and preferably in a micro services architecture context.-Experience with testing techniques and automation such as BDD, TDD, etc... allowing the lead developer to design test cases covering complex or non functional test cases.-Continuous improvement mindset.-Experience doing data driven and fact based technical decisions, ensure their application within the team and share the experience with peers in other teams. Nice to have:Experience with:-SQL and NON SQL database systems such as MS SQL Server and Cassandra or equivalents.-Queuing technologies such as Rabbit MQ or equivalent.-GitLab, GitLab CI and Octopus Deploy or equivalent CI/CD tooling.-Troubleshooting performance bottlenecks, provide solutions and derive best practices.-Kibana, Grafana and Pager Duty or equivalents.-Infrastructure as a code platforms and managing assets such as VMs, Proxy, LoadBalancer, etc.-Evaluating technical service providers or packages.-Micro-frontend architectureShape the evolutionWe are pushing towards the next frontiers of payments technology, and we look for big thinkers to join our journey. People with passion, can-do attitude and a hunger to learn and grow. Here you'll work with ambitious colleagues from around the world, take on unique challenges as a team, and make a real impact on the society. And with our empowering culture, strong technology and extensive training opportunities, we help you accelerate your career. Wherever you decide to go. Join our global team of over 18,000 innovators across 40+ countries, and shape a tomorrow that is yours to own. Learn more about life at Worldline at  We are proud to be an Equal Opportunity employer. We do not discriminate based uponrace, 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 any applicable legally protected characteristics.