Java Fullstack Software Engineer - Mobile Payment

Worldline; Zürich; Hybrid; CHF 120,000 - 170,000; Full time

Benefits offered by this job

Mobile working Switzerland

Flexible working time models

25 days international remote work

Public transport subsidy

Staff restaurant

Job summary

Worldline seeks a Java Fullstack Software Engineer for Mobile Payment in Switzerland. You will design and develop real-time mobile payment applications, collaborate with international teams, and advance DevOps and deployment practices across microservices and platforms.

Join an agile SCRUM team with modern architectures, Docker, and Kafka, contributing to a secure, high-availability payment ecosystem and customer-focused innovation at scale.

Qualifications

• Higher education in information technology (university degree or equivalent).
• Experience in Java Applications engineering and backend development.
• Strong knowledge of Java technologies, REST/SOAP, and security (OAuth/JWT).

Responsibilities

• Analyze, design, develop, implement and operate modern mobile payment applications.
• Collaborate with international partners to create innovative value.
• Improve delivery pipelines, architectures, and deployment infrastructure.
• Mentor others in architecture, engineering and DevOps skills.
• Work in a SCRUM team responsible for applications from design to production.

Skills

Java back-end

REST APIs

JUnit testing

OAuth/JWT

English communication

German language

SQL

CI/CD

Microservices

Kubernetes

Education

University degree in IT

Tools

GitLab

GitHub

Docker

OpenShift

Jenkins

Jira

Job description

Java Fullstack Software Engineer - Mobile Payment Job Description Java Fullstack Software Engineer - Mobile Payment

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.

The opportunity

Our agile and multi-functional Mobile Payment team as part of the Worldline Frontoffice Department which deals with designing, developing and running the real-time payment applications of Worldline. Our international team is located in Zurich, Biel and Milan.

Become a part of our innovative DevOps team and develop with us ground-breaking future mobile payment backend solutions (like TWINT, PayPal, Alipay, Wero, WeChat Pay, Klarna,..) and see them being used worldwide!

Day-to-day responsibilities

• Analyze, design, develop, implement and operate modern mobile payment applications within tight requirements regarding rapidity, high availability, integrity, robustness & quality
• Create innovative value in collaboration with our international partners
• Improve existing lean and agile approaches with the support of modern architectures, Microservices and tools such as Kafka, Docker, Quarkus, etc.
• Willingness to take on technical leadership
• Improve and advise on our continuous delivery pipelines as well as our deployment infrastructure and be abreast of the latest developments
• Work in a multifaceted SCRUM team which is fully responsible for their applications all the way from design, implementation through to production (DevOps)
• Readiness to mentor others in architecture, engineering and DevOps skills

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:

• Willingness to deep dive into our ambitious business helping to acquire new, modern and innovative payment solutions with quick times-to-market
• Higher education in information technology (university degree or equivalent)
• Experience in, and passion for Java Applications engineering
• Knowledge of several of the following areas: Java Backend Development (JDK, Maven, testing (JUnit, Mockito, Wiremock), Quarkus, Wildfly, JPA/Hibernate/Panache), SQL/Oracle, REST/SOAP Interfaces, API security methods (mTLS, OAuth, JWS, JWT)
• Experience in some areas like GitLab, GitHub, Docker, Openshift, Jenkins, Jira
• Teammate with agile mentality and willingness to learn
• Pro-active person who wants to be part of a phenomenal team with flexible and modern working conditions
• Good English skills and conversational German is required

Perks & Benefits

• Mobile working within Switzerland and flexible working time models
• 25 days per year international remote working possible
• Financial support of the public transport ticket
• Use of our own staff restaurant
• Comprehensive continuing education programs
• Additional offers for families
• Possible participation in the Innovation Festival @ Worldline
• Employee Share Program: We win together as a team, and our long-term incentive plans are crafted to give every Worldline a financial stake in the business they are helping to grow
• Sustainable, international corporate culture

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.

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Information at a Glance Request ID: 305517 Posting Start Date: 9/24/26 Job Area: Technology Work Site: Hybrid Contract Type: Permanent Brand: Worldline Job Location: Switzerland - Zurich