Senior Backend Developer

cflox GmbH
Hamburg, Germany
15 days ago
Apply on www.careerjet.de
Prepare application

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours

Tech stack

JavaScript (Programming Language) Databases Relational Databases Dependency Injection DevOps Hibernate (Java) Spring Framework Junit PostgreSQL MySQL Model View Controller (MVC) Object-Oriented Software Development
+10 more
Mockito SAP FI/CO Software Engineering Software Systems TypeScript Web Applications ReactJS Cypress (Programming Language) Backend Information Technology

Job description

As Senior Backend Developer (f/m/d), you will help us scale our market platform to support business growth and to further develop our product portfolio to the next level. You are driven by innovation and new ideas and enjoy working closely within an agile cross-functional team ready for new approaches to software development.

  • Further development of our software solutions to support business growth
  • Take responsibility for green-field projects in finance
  • Keep our services running and ensure stable operation
  • Working with a supportive IT team using agile working methods as well as colleagues in other cflox departments (e.g. Product, Operations), * Impact: A diverse range of responsibilities in an innovative, modern payment institution in the heart of Hamburg, offering you plenty of room for initiative and personal development.
  • Cross-functional collaboration: Engaging, cross-departmental projects enrich your day-to-day work and give you the opportunity to actively shape your role and work environment.
  • Continuous Growth: Regular, structured feedback meetings, individual training opportunities, and an annual development budget that you can manage independently.
  • Flexibility meets team spirit: Flexible working hours allow you to balance your professional and personal life - without missing out close collaboration with the team.
  • Attractive and appreciative benefits: Fair compensation based on your experience, 30 days of annual leave, and Hamburg’s best coffee.

Requirements

  • Several years of professional experience
  • Passion for emerging (web) technologies
  • Strong testing habits (JUnit, Mockito,Cypress, etc.)
  • Broad experience with Java frameworks such as Spring, Hibernate
  • Experience designing relational databases, practical experience with MySQL/PostgreSQL
  • Solid understanding of software paradigms and design principles (OOP/FP, MVC, Dependency injection, Messaging)

Extra credit for

  • Bachelor’s or Master’s degree in Computer Science or a related field
  • Experience with ERP systems, particularly SAP FICO

  • Experience working in regulated environments
  • Proficiency in JavaScript/TypeScript and React
  • Experience with DevOps and process automation
  • Experience scaling web applications and database
  • Knowledge in financial markets, auctions and corporate finance

About the company

cflox is an international payment institution that combines payment transactions with working capital and financing to create unique solutions. With a focus on working capital, cflox offers customers the optimization of payment terms and cash flow. They can choose between early payment to suppliers or additional payment terms without involving suppliers. In cooperation with numerous established, international financing partners such as Deutsche Bank, Commerzbank, ING and UniCredit as well as over 150 active customer programs, cflox offers tailor-made solutions to strengthen liquidity and efficiency in the supply chain. cflox GmbH is headquartered in Hamburg, Germany, and is registered as a payment institution (Payment Services Supervision Act - ZAG) for the provision of payment services in Germany with the Federal Financial Supervisory Authority (BaFin).

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on www.careerjet.de
Prepare application

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

4:36 min

Hiring passionate software engineers to tackle unprecedented scaling challenges

Dana Lawson Dana Lawson +1 · World Congress 2026 Europe

2:17 min

Mapping the maturity roadmap for scaled devops adoption

Dominik Krichbaum Dominik Krichbaum · World Congress 2026 Europe

2:18 min

Scaling MySQL databases for massive user growth

Johannes Nicolai Johannes Nicolai +1 · LIVE

4:15 min

Refactoring test code dependencies with Maven and JUnit

Benjamin Bischoff Benjamin Bischoff · Europe 2026 Virtual

1:55 min

Hiring backend developers with strong cultural fit

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

3:18 min

Scaling global network engineering through DevOps culture

Stuart Clark · LIVE

Videos

See all

Related articles

See all