Software Engineer

Zalando

. Design, develop, test, and operate core APIs for secure customer payments .

Posted 10/2/2026full-timeDortmund • GermanyMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing secure APIs for customer payments, with a strong focus on microservices architecture and compliance with fintech standards. Proven ability to lead technical decision-making and implement scalable solutions in production environments.

Highest-signal resume keywords

API DevelopmentMicroservices ArchitectureJava EcosystemContinuous IntegrationPayment Processing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

API DevelopmentMicroservices ArchitectureJavaSpring BootREST ServicesAsynchronous Distributed SystemsTest-Driven DevelopmentCloud ApplicationsProduction ServicesCode Quality

Soft Skills

Communication SkillsProblem-SolvingTeam CoordinationKnowledge SharingTechnical Leadership

Tools & Technologies

AWSPayment ProductsE-Commerce SystemsCheckout ExperienceBackend Reconciliation

Industry Keywords

Fintech StandardsPayment ProcessingDeferred Payment OptionsRisk Steering

Tech Stack

Tools & technologies

AWSCloudDistributed SystemsJavaMicroservicesSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Design, develop, test, and operate core APIs for secure customer payments
Build services supporting deferred payment options and other payment products
Interface directly with merchant systems
Ensure products comply with demanding fintech industry standards
Create highly scalable solutions and own the entire application lifecycle
Design technical solutions within the team’s architecture
Implement, test, and operate services in production
Apply continuous integration, code quality, code reviews, and test-driven development
Select technologies and tools for large-scale cloud applications on AWS using microservices architecture
Share knowledge with colleagues and help develop their technical skills
Contribute to payment processing, checkout experience, risk steering, and backend reconciliation

Requirements

What you’ll need

Degree in computer science or a related field, or experience as an IT Specialist
Interest in building and operating production services
Experience building production services; preferably in e-commerce or payments
Willingness to actively learn new technologies and practices
Ability to coordinate and communicate effectively with peers and beyond team boundaries
Great communication skills
Ability to lead technical decision-making with the team
Excellent problem-solving skills with a logical and pragmatic attitude
Familiarity with the Java ecosystem and frameworks (e.g. Spring Boot) is ideal
Knowledge of microservice architecture, REST services, and asynchronous distributed systems is ideal

Benefits

Comp & perks

27 days of holiday a year to start for full-time employees (+1 day for every calendar year up to 30 days)
40% off fashion and beauty products sold and shipped by Zalando
30% off Lounge by Zalando
Discounts from external partners
Family support, including counselling and dedicated services for parents and carers
Company pension scheme
Employee shares programme
Health and wellbeing options, including Well-hub
Mental health support and coaching
Development through our training platform and biannual peer-to-peer review
2 paid volunteering days a year
Relocation assistance (subject to prior agreement)