Dot Net Developer

Senior Software Engineer .NET Backend
Worldline 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 powers

the 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 Opportunity
We 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 to

steer 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 team
You 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 Responsibilities
Incept 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 peers

Build and maintain efficient and reliable code in both Front-End and Back-end

layers + provide DevOps ownership on Production environment

Ensure the best quality and responsiveness of the applications

Creating well crafted and thoroughly tested features, taking full-responsibility

from the design phase to the production deployment

Paying 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, Load

Balancer, etc.

• Evaluating technical service providers or packages.
• Micro-frontend architecture

Shape the evolution
We 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 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 any applicable legally protected characteristics.