Senior Software Engineer

Job Description

Senior Software Engineer

This is Worldline.

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 seeking a passionate software engineer to join our international team dedicated to creating next-generation Android payment terminals. Our team, based in France, Spain, and India, is focused on building an easy-to-use payment framework that any Worldline team can utilize to serve their customers efficiently. Embracing values such as reliability, openness, and ease of integration, you will work alongside experts in payment technology and drive initiatives to better serve our customers.

Day-to-Day Responsibilities

• Architect and implement innovative solutions for Android payment terminals in line with best practices.
• Champion industry standards within the Android/Kotlin ecosystem and promote excellence among team members.
• Scope, design, implement, and deploy robust solutions while making tradeoffs between reliability, performance, and costs.
• Collaborate with cross-functional teams to enhance security, observability, and compliance across our infrastructure.
• Maintain high engineering standards by improving our codebase, processes, and overall systems.
  
  

Who Are We Looking For

We are looking for proactive individuals who can think outside the box. This means:

• Bachelor's or master’s degree in Computer Science, IT Engineering, or Information Systems.
• At least 6 years of experience in complex environments in a similar role, demonstrating results.
• Previous experience with the Kotlin programming language and familiarity with the Android ecosystem is essential.
• Working knowledge of Jetpack & Compose libraries for efficient app development.
  
  

Preferred Qualifications

• Experience in the fintech/payment domain, particularly with Nexo and CB.
• A strong background in performance analysis, system debugging, and API design.
• Knowledge of the JVM ecosystem and insights into Android OS internals.
• A generalist mindset, ready to take on various challenges and solve problems effectively.
• Empathy for users, focusing on crafting exceptional experiences.
  
  

Shape the evolution.

We are pushing towards the next frontiers of payments technology, looking for big thinkers to join our journey. Those with passion, a can-do attitude, and a desire to learn and grow are welcome. Here, you’ll work with ambitious colleagues from across the world, tackle unique challenges together, and make a real impact on society. 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 jobs.worldline.com.

We are proud to be an Equal Opportunity employer. We do not discriminate based on 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.