Back-End Developer - Senior

Who we are

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.

Long Description

Day-to-Day Responsibilities
• Deliver high-quality software solutions while taking ownership of product increments in each sprint, ensuring usability and adherence to coding standards
• Collaborate with Product Owners to clarify requirements, manage sprint backlogs, and provide technical solutions to support agile development processes
• Facilitate knowledge sharing within the team and adapt plans effectively to meet sprint goals
• Communicate technical changes and impacts clearly to stakeholders while maintaining transparency
• Drive continuous improvement within the team through proactive approach and commitment to excellence

Who Are We Looking For

We look for big thinkers. People who can drive positive change, step up and show what's next - people with passion, can-do attitude and a hunger to learn and grow. In practice this means:
• 6 to 15 years of proven experience in Java development with strong understanding of Java 11+ and Object-Oriented Programming principles

• API development
  Eclipse/IntelliJ/STS, Maven, Git/GIT HUB, Postman, SQL Developer,

• Expertise in Spring Boot and building scalable microservices architectures • Solid experience with testing methodologies and frameworks (JUnit, Mockito, etc.)
• Strong knowledge of databases (MySQL, PostgreSQL, Cassandra) and data modeling best practices

• Experience in both frontend and backend development, with the ability to work across the entire application stack

• Hands-on experience with messaging systems like Kafka for real-time data streaming
• Proficiency with Docker, container orchestration, and deployment processes in cloud or on-premise environments
• Knowledge of infrastructure tools such as Puppet, Hiera, Ansible, and Terraform
• Familiarity with monitoring tools and log aggregation systems (Loki, Kibana, telemetry) for ensuring system availability
• DevOps mindset
• Strong problem-solving skills, logical thinking, and excellent communication abilities in collaborative team environments

Shape the evolution

We are on an exciting journey towards the next frontiers of payments technology, and we look for big thinkers, 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. With an empowering culture, strong technology and extensive training opportunities, we help you accelerate your career - wherever you decide to go. Join our global team of 18,000 innovators and shape a tomorrow that is yours to own.

Learn more about life at Worldline at jobs.worldline.com

We are proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or any applicable legally protected characteristics.

Information at a Glance