(Senior) Software Engineer (Customer Identity) (m/f/d) (Berlin, Germany)

(Senior) Software Engineer (Customer Identity) (m/f/d)

Company Overview

Everyone’s story matters. Come shape your story with us at Riverty. But where does that take you? To one of our 30 hybrid workspaces – designed for exchanging ideas, learning from others, and shaping the way we work. An international community of over 4,000 people, representing almost 80 nationalities across 12 countries. United by one mission: Combining empathy, advanced technology and data-driven insights to keep people and businesses in flow.

With payments made for them. So that they don’t have to worry about it. And there’s more. We are part of the family-owned Bertelsmann group. Established. Corporate. In a fast-paced industry. We enable flexible payments in various industries, simplifying the financial management of known brands and helping people repay debt to build financial confidence. In short: shaping FinTech.

Job Summary

We are looking for a (Senior) Software Engineer (m/f/d) (unlimited, full-time) to join our team located in Tallinn, Berlin or Stockholm. In this role, you will be a software development expert in an agile product development team, building and maintaining Riverty's Customer Identity Platform. The Customer Identity Platform enables millions of consumers to securely use Riverty products, while providing seamless technical integration and frictionless user experience.

Customer Identity Team is responsible for identifying or authenticating good consumers while recognizing and blocking bad actors to protect our consumers, merchants, partners, and Riverty from fraud.

Key Responsibilities

• Design, develop, test, document, and operate robust, maintainable software for the Customer Identity Platform.
• Participate in the end-to-end product development process and help the team ensure value, usability, feasibility, and viability.
• Collaborate as needed with product managers, designers, architects, and other roles to discover the right solutions.
• Monitor system health and application metrics for our live-critical platform.
• Investigate and resolve incidents as needed.
• Identify issues, suggest improvements to new and existing features, and present ideas for solutions.
• Take initiative to improve quality across accessibility, performance, consistency, maintainability, and robustness.
• Seek out, evaluate, and recommend new technologies and concepts, helping bring industry standards and best practices into our codebase and architecture.

Requirements / Qualifications

You will be a strong fit if you have:

• At least 5 years of professional experience with .NET/C# development.
• Strong expertise in RESTful APIs and backend service design.
• Experience with microservices architecture, distributed systems, and asynchronous/event-driven communication.
• Solid knowledge of application and information security.
• Hands-on experience with Azure Cloud, Docker, CI/CD pipelines (Azure DevOps), and modern deployment practices; familiarity with Kubernetes, MongoDB, and Infrastructure as Code is a plus.
• Hands-on experience with front-end technologies including TypeScript (React is a plus), or a strong willingness to work full-stack.
• Openness to participating in on-call rotations.
• Experience with identity and access management technologies, including OAuth, OpenID Connect, Auth0, and PingOne AIC.

As a person you are:

• Self-driven, proactive, and solution-oriented.
• Confident in communicating with both business and technical stakeholders.
• Fluent in English.
• Empathetic, collaborative, and receptive to giving and receiving feedback.

Additional Information

Disclosure requirements pertaining to the collection of your personal data: Responsible for processing the information provided in your application is the company specified in the job advertisement, with its registered office as indicated. The company processes your data for the purpose of establishing an employment relationship on the basis of Art. 6 (1) b GDPR / Section 26 (1) sentence 1 BDSG. The retention period for your data is determined by the statutory time limits applicable in the respective country, beginning upon completion of the recruitment process.