Germany · Contract · E-Commerce Platforms

We are looking for a Freelance Senior Java Engineer to join a new Payments Team working across payment-related services and integrations within a wider platform organisation.

This is a small, fast-moving team where engineers are expected to work independently, communicate proactively, and contribute with a strong ownership mindset.

Requirements:

• Strong Java experience with Spring Boot
• Experience working in AI-assisted development (Claude, Gemini, Cursor, Copilot is all relevant.)
• Experience with spec-driven development workflows
• Comfortable working autonomously with minimal supervision
• Nice to have: Fintech or payments domain experience

AI-Driven Development The team follows an AI-first engineering workflow. Candidates should have practical experience using AI tools to support software development

• Refining requirements/specifications
• Generating implementation support with AI
• Reviewing and validating AI-generated code

Location: Remote (Europe)

Start: June 2026

Initial Contract: 3 months, potential to extend

Darwin Recruitment is acting as an Employment Business in relation to this vacancy.

Consultant Name: Nelly Ngcobo

Job Title: Delivery Consultant

Phone: recruiter contact