Java Developer (Freelancer) (m/f/d)
Freelance Mid-Level Java Developer
Location:
Hybrid
Start Date:
As soon as possible
Duration
: 12 months, full-time (40h/week)
We are looking for an experienced
Java Backend Developer
to join a leading German bank on a
freelance basis
. This is an exciting opportunity to work onsite in Frankfurt am Main and contribute to innovative banking solutions.
Your Role
As a Mid-Level Java Developer, you’ll play a key role in both backend projects. You’ll collaborate with cross-functional teams to ensure seamless integration, robust architecture, and a smooth user experience for both internal and external stakeholders.
General
Write clean, maintainable, and testable code.
Participate in regular team reviews and planning sessions.
Ensure timely delivery of project milestones.
Your Skill Profile
Solid experience with
Java
and the
Spring Framework
.
Familiarity with
PSP integrations
and secure payment architectures.
Strong understanding of
microservices
and
object-oriented design
.
Proficiency in
RESTful API
development.
Experience with
Continuous Delivery
and
test automation
tools (JUnit, Testcontainers, REST-assured).
Background in building tools or custom integrations, ideally in payments or customer support.
Strong problem-solving skills and ability to work independently.
Please reach out to dozer@teksystems.com if you have any questions.